NewPrincipal Geotechnical/CMT Engineer Hillis-CarnesPrincipal Geotechnical/CMT EngineerAnnapolis Junction, MDFull timeDuties may include but are not limited to; general geotechnical engineering practice including the preparation of geotechnical reports/calculation, technical support of field staff, review of construction inspection daily field reports, and occasional project site field visits related to the projects you are involved in. Candidate will work with our geotechnical and materials testing/inspections departments and be responsible for a wide variety of projects for public and private sector clients.
Senior Principal Software Engineer General Dynamics CorpSenior Principal Software EngineerAnnapolis Junction, MD$183,381–$193,049 / yearGeneral Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. Bachelor's degree in Software Engineering, or related Science, Technology, Engineering or Mathematics field, plus a minimum of 10 years of relevant experience; or Master's degree, plus 8 years relevant experience.
Senior Principal Software Engineer General Dynamics Mission Systems, IncSenior Principal Software EngineerAnnapolis Junction, MD$183,381–$193,049 / yearGeneral Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. EDUCATION REQUIREMENTS: Bachelor's degree in Software Engineering, or related Science, Technology, Engineering or Mathematics field, plus a minimum of 10 years of relevant experience; or Master's degree, plus 8 years relevant experience.
Senior Principal Software Engineer (Go) Clarity InnovationsSenior Principal Software Engineer (Go)Columbia, MarylandClarity Innovations is a trusted national security partner, dedicated to safeguarding our nation’s interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. Peer Mentorship: Partner with and mentor "Sysadmin-turned-DevOps" engineers to help them build proficiency in Go, write robust unit/integration tests for operators, and adopt software-first approaches to infrastructure.
Principal Software Engineer Xometry IncPrincipal Software EngineerNorth Bethesda, MD$200,000–$225,000 / yearXometry's digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity. Operational Excellence: You will own the reliability and security of the integration microservices, ensuring that "click-to-buy" functionality is bulletproof and that monitoring/alerting covers the unique lifecycle of enterprise PLM transactions.
Senior Principal Software Engineer Leonardo DRS IncSenior Principal Software EngineerFrederick, MDThe Leonardo DRS Airborne and Intelligence Systems business is a global leader and strategic partner committed to delivering world-class, full life-cycle defense and intelligence products that protect the security of our nation and our allies. Responsible for higher-level product line architecture, and providing guidance and oversight to multiple development teams working on different products or technologies to ensure the technologies interoperate or connect to each other appropriately.
NewSenior Principal Engineer Software Palo Alto Networks IncSenior Principal Engineer SoftwareMD$170,000–$277,000 / yearFor candidates who receive an offer at the posted level, the starting base salary (for non-sales roles) or base salary + commission target (for sales/com-missioned roles) is expected to be the annual range listed below. Communication: Exceptional communication, negotiation, and presentation abilities, with the knack for translating complex technical concepts for both engineering teams and executive stakeholders.
Principal Software Engineer - CTJ - Poly Microsoft CorpPrincipal Software Engineer - CTJ - PolyAnnapolis Junction, MDMasters Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelors Degree in Computer Science or related technical field AND 10+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. Microsoft has an exciting opportunity for a Principal Software Engineer in the Microsoft Specialized Clouds Teams Phone team, focused on building, deploying, and operating Teams Phone services within Air Gapped and Sovereign Cloud environments.
Principal Software Engineer Intelliforce-IT Solutions GroupPrincipal Software EngineerAnnapolis Junction, MDFull timeYou will lead the technical vision for a new capability, define what done looks like, and work closely with an Integrated Feature Team to carry the work across the full lifecycle. This is a strong fit for an engineer who likes solving hard problems, influencing system direction, and building software that has to perform in real operational environments.
Principal Software Engineer, Field Engineering Raft Company WebsitePrincipal Software Engineer, Field EngineeringAberdeen Proving Ground, MD$160,000–$220,000 / yearWe are looking for an experienced Principal Software Engineer to be embedded with our Army customers at Aberdeen Proving Ground, serving as Raft's senior technical presence on the ground: someone who can write production code in the morning, troubleshoot a Kubernetes deployment in a SCIF in the afternoon, and brief a program office on fielding status before end of day. You will partner closely with Raft's product, platform, and delivery teams to ensure our products are fielded well: installed cleanly, integrated with Army data sources and mission systems, observable in production, and easy for operators and downstream developers to use.
Senior Principal Software Engineer Go Clarity Innovations LLCSenior Principal Software Engineer GoColumbia, MDClarity Innovations is a trusted national security partner, dedicated to safeguarding our nation's interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. Peer Mentorship: Partner with and mentor "Sysadmin-turned-DevOps" engineers to help them build proficiency in Go, write robust unit/integration tests for operators, and adopt software-first approaches to infrastructure.
Principal Software Engineer (AHT) Northrop Grumman CorpPrincipal Software Engineer (AHT)MD$114,000–$171,000 / yearDetermine computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls; prepares operating instructions; designs and develops compilers and assemblers, utility programs, and operating systems. The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions.
Principal Software Engineer (Guest Communications Platform) Marriott International IncPrincipal Software Engineer (Guest Communications Platform)Bethesda, MDThis role is responsible for defining, governing, and evolving a cloud‑native, event‑driven, provider‑agnostic communications platform that reliably delivers Email, SMS, Chat, and future channels to Bonvoy members and hotel guests globally. The Principal Engineer sets technical direction, drives architectural consistency, ensures reliability at scale, and mentors engineering teams to deliver mission‑critical guest communications with zero regression from legacy systems.
Principal Software Engineer - Full Stack (Java/Angular/AWS) Akkodis Group AG.Principal Software Engineer - Full Stack (Java/Angular/AWS)MD$68–$70 / hourImplementation of Graphical User Interface (GUI) using the presentation tier technologies such as AngularJS, ReactJS, Node JS, Type Script, JavaScript, JSP, HTML, CSS, XML, AJAX, and jQuery, Front end development using modern JavaScript and experience with ES13+ features, such as classes, arrow functions, template literals and modules. Key Required Skills: Strong experience with Java, OpenShift/ Amazon Web Services (AWS), Agile Development, Angular/React, JavaScript, Spring Boot, Spring Batch, and Web Services.
Principal Software Engineer Manager- CTJ - Poly Microsoft CorpPrincipal Software Engineer Manager- CTJ - PolyMD$142,800–$274,800 / yearMasters Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelors Degree in Computer Science or related technical field AND 10+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year.
Principal Software Engineer XometryPrincipal Software EngineerNorth Bethesda, MD$200,000–$225,000 / yearYou Would Be A Great Fit With: CAD/PLM Domain Expertise: Broad experience working within enterprise engineering software ecosystems (e.g., Dassault/SolidWorks, Autodesk, or similar major platforms). Xometry's digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity.
Principal Software Engineer INSPYR SolutionsPrincipal Software EngineerMilford Mill, MD$70–$78 / hourImplementation of Graphical User Interface (GUI) using the presentation tier technologies such as AngularJS, ReactJS, Node JS, Type Script, JavaScript, JSP, HTML, CSS, XML, AJAX, and jQuery, Front end development using modern JavaScript and experience with ES13+ features, such as classes, arrow functions, template literals and modules. Demonstrate a strong understanding of the latest trends in Artificial Intelligence (AI) and showcase the ability to apply AI knowledge to enhance or redesign existing system architectures, identifying opportunities where AI-driven solutions can add value, improve efficiency, or enable new capabilities.
Principal Software Engineer Zoominfo Technologies IncPrincipal Software EngineerBethesda, MD$163,800–$257,400 / yearAbout the Role: We are seeking an experienced Principal Software Engineer to lead the design and development of ZoomInfo''s customer-facing GraphQL API platform, built on top of our industry-leading Go-to-Market (GTM) data assets. What You''ll Do: Architect, design, and own the end-to-end development of ZoomInfo''s customer-facing GraphQL APIs, ensuring high availability, low latency, and developer-friendly experiences.
Principal Software Engineer GliaCell TechnologiesPrincipal Software EngineerAnnapolis Junction, MDFull timeWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. GliaCell’s Enterprise capabilities include Full-Stack Application Development, Big Data, Cloud Technologies, Analytics, Machine Learning, AI, and DevOps Containerization.
NewSoftware Engineer / Principal Software Engineer (AHT) Northrop Grumman CorpSoftware Engineer / Principal Software Engineer (AHT)Hollywood, MD$91,800–$137,600 / yearThe above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions. Develop software test products such as Verification Cross Reference Matrices to tie software requirements to software tests, Software Test Plans, Software Test Procedures, and Software Test Reports.
Principal Software Engineer (AI - Assisted Developer Tooling) GliaCell TechnologiesPrincipal Software Engineer (AI - Assisted Developer Tooling)Laurel, MDFull timeWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. The role emphasizes AI-assisted IDE capabilities, automated code quality workflows, and experimentation with agentic and autonomous systems to support software development tasks.
NewPrincipal Software Engineer (Partial Telework) GliaCell TechnologiesPrincipal Software Engineer (Partial Telework)Columbia, MDFull timeWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. The team builds and deploys multiple applications across diverse tech stacks, including containerized React UIs, Java and Go microservices, custom REST security services, and data stores such as MongoDB and an OpenSearch cluster.
Principal Software Engineer TS/SCI Polygraph Leidos Holdings IncPrincipal Software Engineer TS/SCI PolygraphHanover, MD$154,050–$278,475 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Principal Software Engineer Manager- CTJ- Poly Microsoft CorpPrincipal Software Engineer Manager- CTJ- PolyMD$139,900–$274,800 / yearCollaborates with relevant security partners to define security promises and security invariants for the design of a product/solution while factoring in attacker/investigator personas for security monitoring and telemetry needs, ensure threat models and premortems validate upstream and downstream assumptions and security invariants, establish security breach drills and security incident response processes (e.g., impact analysis, containment), and ensure that artificial intelligence (AI) safety features are implemented for the AI production systems tied to a set of products. Provides technical oversight and expertise in efforts to classify, analyze, and interpret data and analyses on a range of metrics (e.g., health of the system, where bugs might be occurring), and technical leadership for creating outputs (e.g., notifications, dashboards) that improve monitoring and investigating security-related concerns and scenarios, system monitoring and/or issue identification and mitigation.
NewPrincipal Software Engineer Cisco SystemsPrincipal Software EngineerFulton, MarylandThe applicable full salary ranges for this position, by specific state, are listed below: New York City Metro Area: $231,400.00 - $381,600.00 Non-Metro New York state & Washington state: $222,900.00 - $343,600.00 * For quota-based sales roles on Cisco’s sales plan, the ranges provided in this posting include base pay and sales target incentive compensation combined. For quota-based incentive pay, Cisco typically pays as follows: 75% of incentive target for each 1% of revenue attainment up to 50% of quota; 1.5% of incentive target for each 1% of attainment between 50% and 75%; 1% of incentive target for each 1% of attainment between 75% and 100%; and.
Principal Software Engineer Leidos Holdings IncPrincipal Software EngineerBethesda, MD$131,300–$237,350 / yearSupport the Agile software development lifecycle following SAFe practices, using industry leading DevOps tools like GitHub, Jenkins, Unix bash scripting and leveraging tools such as JIRA and Confluence to track activities. Based in a DevOps framework, this role participates in and/or directs major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, architecture and design, coding and unit testing.
Principal Software Engineer (SWE-V) Leidos Holdings IncPrincipal Software Engineer (SWE-V)MD$154,050–$278,475 / yearJob Responsibilities/Qualifications: Mission Focus: Work directly with Marine Corps Forces Cyberspace Command (MFCC), the Cyber Mission Force (CMF), as well as software engineers to solve the most demanding strategic problems; perform end-to-end software engineering to develop, integrate, test, and deploy tools and tradecraft into the customer's corporate architecture. The software engineer will work closely with engineers and end users to support in research and development of software products designed to exploit vulnerabilities of adversary technology, develop and optimize algorithms, author scripts and develop utility software.
Principal Software Engineer (SWE-4) Leidos Holdings IncPrincipal Software Engineer (SWE-4)MD$131,300–$237,350 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Seeking an experienced and talented software developer to join an existing team that develops and manages software products and tools integral to discovering new mobile data related to the mission.
Principal Software Engineer Expert In Recruitment SolutionsPrincipal Software EngineerWoodlawn, MDImplementation of Graphical User Interface (GUI) using the presentation tier technologies such as AngularJS, ReactJS, Node JS, Type Script, JavaScript, JSP, HTML, CSS, XML, AJAX, and jQuery, Front end development using modern JavaScript and experience with ES13+ features, such as classes, arrow functions, template literals and modules. Demonstrate a strong understanding of the latest trends in Artificial Intelligence (AI) and showcase the ability to apply AI knowledge to enhance or redesign existing system architectures, identifying opportunities where AI-driven solutions can add value, improve efficiency, or enable new capabilities.
NewPrincipal Software Engineer CVS Health CorpPrincipal Software EngineerMD$144,200–$288,400 / yearDesign and operate scalable LLM pipelines (e.g., Claude, Gemini, GPT-4-class) including prompt engineering, structured outputs, evaluation frameworks, retrieval/vector search, OCR-based document understanding, grounding, guardrails, and hallucination mitigation. Architect distributed, event-driven, streaming services that support sub-second clinician experiences under heavy load, with strict SLOs and strong fault tolerance.
Principal Engineer I - Software EchoStar CorpPrincipal Engineer I - SoftwareGermantown, MDRequires: Bachelor's degree in Computer Science, or a closely related field plus 5 years of experience in job offered, senior software engineer, or closely related role. Whether through research and development, technology innovation or solution engineering, our team members play a vital role in connecting consumers with the products and platforms of tomorrow.
Principal Software Engineer (ONSITE) RTX CorpPrincipal Software Engineer (ONSITE)Fulton, MDSolipsys is a wholly owned subsidiary of Collins Aerospace/RTX and is currently seeking a Principal Software Engineer who is enthusiastic, hardworking, and proactive in writing and developing code using programming languages and related technologies such as Java, C++, Angular, GraphQL, REST, KafKa, and Typescript (among many others). Solipsys is an industry leader in the development of command and control software systems and operates in a dynamic, complex, fast-paced business environment with both commercial and Government customers, including a mix of domestic and international pursuits and programs.
NewPrincipal Software Engineer- Hybrid Envision Innovative SolutionsPrincipal Software Engineer- HybridColumbia, MDBuilds and deploys multiple applications across diverse tech stacks, including containerized React UIs, Java and Go microservices, custom REST security services, and data stores such as MongoDB and an OpenSearch cluster. Since 2008, we have supported critical national security programs by building high-performing engineering teams and developing innovative enterprise solutions.
Principal Software Engineer Envision Innovative SolutionsPrincipal Software EngineerAnnapolis Junction, MD$215,000–$250,000 / yearThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories. Develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets and real-time systems).
Principal Software Engineer Red Arch SolutionsPrincipal Software EngineerAnnapolis Junction, MDFull timeDetermination of official compensation or salary relies on several factors including, but not limited to, level of position, job responsibilities, geographic location, scope of relevant work experience, educational background, certifications, contract-specific affordability, organizational requirements, alignment with local internal equity as well as alignment with market data. The Software Engineer, shall have at least the following experience: • Twenty (20) years of experience as a Software Engineer (SWE) supporting programs and contracts of similar scope, type, and complexity.
Sr. Principal Cyber Software Engineer Northrop Grumman CorpSr. Principal Cyber Software EngineerMD$149,300–$234,600 / yearThe above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions. Basic Qualifications: Bachelor's degree and experience must be in computer science, information systems, or network engineering with 8 years of experience, Masters degree with 6 years of experience, PhD with 4 years of experience.
Sr. Principal Embedded Software Engineer Northrop Grumman CorpSr. Principal Embedded Software EngineerBaltimore, MD$135,800–$203,600 / yearActively participate in an Integrated Product Team (IPT), support design reviews and technical peer reviews to ensure system/software requirements are being met from an end-to-end system point of view. The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions.
Principal Software Engineer - On-site Leonardo DRS IncPrincipal Software Engineer - On-siteGermantown, MD$130,801–$203,068 / yearWhen extending an offer of employment, Leonardo DRS considers factors such as (but not limited to) the scope and responsibilities of the position; any Federal Government contract labor categories and contract wage rates, the candidate's relevant work experience, education/training, certifications, and key skills; internal equity; and market and business considerations. In this role, youll serve as a technical visionary and hands-on architect, collaborating across teams to design and implement mission-critical systems that scale with our rapid growth, all while embracing our collaborative, ego-free culture that values results over hierarchy.
Principal Software Engineer TS/SCI w Poly Peraton IncPrincipal Software Engineer TS/SCI w PolyAnnapolis Junction, MD$135,000–$216,000 / yearProvides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-Shelf (COTS)/Government Off-the-Shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components. Peraton offers enhanced benefits to employees working on our critical National Security programs, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan.
Principal Software Engineer Themis InsightPrincipal Software EngineerFort Meade, MDExperience with containers and container orchestration (e.g., Docker/Kubernetes/OpenShift and GitLab CI) is highly desired, including experience with the following: - microservices and microservice orchestration; - understanding of CI/CD pipelines; -integration of automated testing tools like SonarQube; - implementing automated deployments/failure rollbacks; - deployment to Kubernetes Agile. The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.
Principal Software Engineer (Python, CI/CD, AWS, API) Themis InsightPrincipal Software Engineer (Python, CI/CD, AWS, API)Fort Meade, MDThe Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.
Principal Software Engineer with 25K sign on bonus Leidos Holdings IncPrincipal Software Engineer with 25K sign on bonusColumbia, MD$154,050–$278,475 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Principal Analytic Software Engineer Leidos Holdings IncPrincipal Analytic Software EngineerMD$131,300–$237,350 / yearJob Responsibilities/Qualifications: Mission Focus: Collaborate closely with customers to develop analytics based off artifacts, enrich data with various corporate sources, summarize data, and formulate results for downstream analytics and queries. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Principal Software Engineer TS/SCI Polygraph LeidosPrincipal Software Engineer TS/SCI PolygraphHanover, MarylandOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. May 20, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Sr Principal Embedded Software Engineer Northrop Grumman CorpSr Principal Embedded Software EngineerBaltimore, MD$135,800–$203,600 / yearActive participation with systems engineering in technical peer, design, architecture, and system reviews to ensure system/software requirements are being met from an end-to-end system point of view. The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions.
Software Engineer, Principal - TS/SCI Parsons CorpSoftware Engineer, Principal - TS/SCIMD$125,100–$225,200 / yearWhat You'll Be Doing: Design and develop innovative software code for new tools and capabilities in areas related to computer security, vulnerability research, reverse engineering, and product development. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation''s most critical assets, from Earth to cyberspace.
Principal Software Engineer Amatriot Group, LLCPrincipal Software EngineerWoodlawn, MD$145,000–$175,000 / yearImplementation of Graphical User Interface (GUI) using the presentation tier technologies such as AngularJS, ReactJS, Node JS, Type Script, JavaScript, JSP, HTML, CSS, XML, AJAX, and jQuery, Front end development using modern JavaScript and experience with ES13+ features, such as classes, arrow functions, template literals and modules. Demonstrate a strong understanding of the latest trends in Artificial Intelligence (AI) and showcase the ability to apply AI knowledge to enhance or redesign existing system architectures, identifying opportunities where AI-driven solutions can add value, improve efficiency, or enable new capabilities.
Principal or Senior Principal Embedded Software Engineer Northrop Grumman CorpPrincipal or Senior Principal Embedded Software EngineerAnnapolis, MD$108,800–$163,200 / yearBasic Qualifications for Senior Principal Embedded Software Engineer: Bachelor of Science (B.S) degree in Computer Science, Electrical Engineering, Computer Engineering, or an equivalent STEM related discipline with 8+ years of software development experience working on embedded real-time systems or 6+ years with a master's degree or 3+ years with a PhD. Basic Qualifications for Principal Embedded Software Engineer: Bachelor of Science (B.S) degree in Computer Science, Electrical Engineering, Computer Engineering, or an equivalent STEM related discipline with 5+ years software development experience working on embedded real-time systems or 3+ years with a master's degree, 0 years with a PhD.
Principal Software Engineer LeidosPrincipal Software EngineerAnnapolis Junction, MarylandJune 4, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Participate in code reviews, troubleshooting, testing activities, continuous process improvement, technical documentation, and utilization of GitLab CI/CD, Jira, and Confluence to support development and delivery activities.
NewPrincipal Software Engineer (SWE-V) LeidosPrincipal Software Engineer (SWE-V)MarylandMission Focus : Work directly with Marine Corps Forces Cyberspace Command (MFCC), the Cyber Mission Force (CMF), as well as software engineers to solve the most demanding strategic problems; perform end-to-end software engineering to develop, integrate, test, and deploy tools and tradecraft into the customer’s corporate architecture. The software engineer will work closely with engineers and end users to support in research and development of software products designed to exploit vulnerabilities of adversary technology, develop and optimize algorithms, author scripts and develop utility software.