June 3, 2026For 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
April 27, 2026For 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
MONTGOMRY VLG, MD6 days ago
With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. This role is ideal for a seasoned engineer who enjoys solving complex technical challenges, contributing to system architecture, and partnering closely with Systems Engineering, Development, and Test teams to deliver robust, scalable solutions.
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Gaithersburg, MD6 days ago
With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.
West McLean, VA6 days ago
With first hand knowledge of problems that arise deploying software with millions of concurrent users worldwide, this paradigm changing tool will enable engineers to quickly, efficiently, and reliably develop and deploy large scale distributed systems autonomously. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
Gaithersburg, MD18 days ago
April 24, 2026For 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
June 3, 2026For 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
May 4, 2026For 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
p>We are seeking a highly skilled, technically proficient and detail-oriented Principal Mechanical Engineer with expertise in metal structures, frame design, pipes and fabrication to support the development of power and cooling infrastructure for data centers. Design and develop mechanical frames, enclosures, and support structures for data center power and cooling products (UPS systems, battery racks, CRAC units, containment systems, LVS, MVS).
Alexandria, VA18 days ago
December 8, 2025For 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Support Linux-based systems supporting telecommunications infrastructure by ensuring high availability, performance, and reliability, supporting environments on CentOS 7 transitioning to Rocky Linux. • Monitor and analyze telecommunications systems, interpret inbound data streams, and utilize packet capture tools like Wireshark and tcpdump to troubleshoot core network issues.
li>Must have healthcare payer experience, specifically in one or more of the following: Member / customer service, Claims, Enrollment, Benefits.- Ability to deliver high level design use cases demonstrating clear conceptual architecture, simple, logical explanation of data movement, rationale behind integration choices, and distinction between solution architecture vs. Candidates must be able to deliver high level use cases, demonstrating how they would design an architectural approach for a business scenario — explaining conceptual data flows (“move data from here to here and why”) and high level integration choices.
You will tackle a diverse set of challenges, from developing robust API endpoints and modifying complex open-source systems like Trino, to architecting intricate identity federation solutions, managing large-scale data ingest, and streamlining our deployment automation. Enlighten, honored as a Top Workplace from USA Today, is a leader in big data solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science.
Enlighten, honored as a Top Workplace from USA Today, is a leader in big data solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science. When extending an offer, Enlighten takes a variety of factors into consideration which include, but are not limited to, the role's function, internal equity and a candidate's education or training, work experience, certifications and key skills.
You will work closely with other talented engineers to create secure, enterprise-grade AI software solutions, including Model Context Protocol (MCP) servers, reusable AI skills, strict safety guardrails, and other AI framework capabilities that meet the complex needs of our clients. Build Model Context Protocol (MCP) servers and a library of reusable "skills" (function calling/tools) that enable AI models to safely interact with our internal databases, microservices, and external APIs.
You will work closely with other talented engineers to create secure, enterprise-grade AI software solutions, including Model Context Protocol (MCP) servers, reusable AI skills, strict safety guardrails, and other AI framework capabilities that meet the complex needs of our clients. Build Model Context Protocol (MCP) servers and a library of reusable "skills" (function calling/tools) that enable AI models to safely interact with our internal databases, microservices, and external APIs.
System design and software implementation of proof-of-concept prototypes incorporating a variety of engineering disciplines: control theory, software development, signal/video processing, pattern recognition, machine learning, artificial intelligence, high performance computing, applied mathematics, network/web services, and visualization. Senior Software Engineer (Software Engineer 3): 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
Springfield, VA30+ days ago
5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
Washington, DC30+ days ago
You can access our privacy policy at Privacy Policy. This role carries architectural authority and mentorship responsibility: the successful candidate will lead the development of reusable Helm charts, GitOps templates, and deployment strategies; contribute to platform-wide architecture decisions; and guide junior engineers through design decisions and tradeoffs.
ul>Certifications in software engineering, computer science, or related fields (e.g., Certified Software Development Professional (CSDP); Certified Secure Software Lifecycle Professional (CSSLP); Red Hat Certified Engineer (RHCE); C++ Certified Professional Programmer (CPP); Professional Software Developer Certification (PSD); etc.). The candidate will lead a small team of senior software engineers, coordinate closely with the program technical lead and AI/ML researchers to drive Cyber Operations software from prototype to production-quality, resource-efficient components deployable on tactical edge hardware.
Forte Meade, MD30+ days ago
li>Familiarity with two or more of the following: Kubernetes CRDs/operator patterns, event-driven architectures (Kafka, pub/sub), Terraform or Ansible, secrets management solutions, Rancher or OpenShift, observability tools (Prometheus, Grafana, ELK/EFK). The ideal candidate will collaborate with cross-functional teams to develop deployment pipelines, integrate services, and support scalable Kubernetes-based applications while emphasizing automation, documentation, and code reusability.
North Bethesda, MD30+ days ago
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. 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.
Germantown, MD29 days ago
p>Requires: 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.
Oakton, Virginia13 days ago
p>This challenging and interesting software engineering and development position is a chance to participate in the development and operation of a high-performance big data system, and join a longstanding, stable program consisting of a team of individuals using defined Agile software principles and practices. Total Rewards at GDIT:.
For Senior Principal level: A Bachelor's degree with 9+ years of relevant experience; OR a Master's degree with 7+ years of relevant experience; OR a PhD with 4+ years of relevant experience an additional 4 years of experience may be considered in lieu of a degree requirement. For Staff level: A Bachelor's degree with 14+ years of relevant experience; OR a Master's degree with 12+ years of relevant experience; OR a PhD with 9+ years of relevant experience an additional 4 years of experience may be considered in lieu of a degree requirement.
For Senior Principal level: A Bachelor's degree with 9+ years of relevant experience; OR a Master's degree with 7+ years of relevant experience; OR a PhD with 4+ years of relevant experience an additional 4 years of experience may be considered in lieu of a degree requirement. For Staff level: A Bachelor's degree with 14+ years of relevant experience; OR a Master's degree with 12+ years of relevant experience; OR a PhD with 9+ years of relevant experience an additional 4 years of experience may be considered in lieu of a degree requirement.
ul>Masters 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.
Sterling, Virginia30+ days ago
The team comprises engineers of multiple disciplines including vulnerability research, reverse engineering, CNO/CNE development, hardware emulation, system engineering, and data analytics. The Nightwing CODEX (Cyber Offense and Defense Experts) division brings together an elite team of mission-focused industry experts who are well known for their ability to overcome the most advanced technical challenges.
As a Principal Software Engineer at Huntress, you will be responsible for leading a feature delivery team in the design, development, and high-quality release of software features for the Huntress SIEM Platform that provides for automated detection and human-powered threat hunting. Collaborate closely with the team engineering manager, product manager, security research, platform, and architect on strategic initiatives and technical designs.
li>Proven experience owning enterprise data lake architecture end-to-end, including ingestion frameworks, pipeline orchestration, DataOps disciplines (CI/CD, SLAs, observability), platform reliability, and security, privacy, and access control in partnership with risk and compliance teams. As a Principal Software Engineer, you will own the system design and implementation of lululemon's enterprise data platform and the systems that ensure delivery of data products and services that power high-impact business data-driven insights and AI use cases.
li>Implement software release version control, provide release management support throughout a software product's life cycle (initial software development through promotion to Test, QA and Production Environments), ensuring the consistency and reliability of software builds. This effort is building a modern Secure Web Service (SWS) operation on a cutting‑edge, highly automated platform designed to support a rapidly expanding customer base.
ul>Masters 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. We are seeking a Principal Software Engineering Manager to lead a mixed organization of Site Reliability Engineers and Software Engineers responsible for building and operating IC3 services across highly regulated and enterprise-critical environments.
The fraudulent LinkedIn messages and emails, which do not originate from any Executives LinkedIn account or of UnitedHealth Group's email domains, or those of any of its operating divisions, supposedly conducts an interview via a Zoom meeting, offers a work from home job at Optum, emails an application, sends a fake check by next day delivery through USPS and asks recipients to pay a vendor a large dollar amount. Serving all of UnitedHealth Group"s digital technology needs, the CDO team is responsible for driving outcomes across nearly 30 million+ human lives with UnitedHealthcare insurance, a number which puts UHC at the top of the pack as the largest managed care provider in the United States.
Space Coast, Washington30+ days ago
and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
We 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. Working proficiency with Kubernetes sufficient to confidently deploy, configure, and debug containerized products in customer environments, including Helm, manifests, operators, pod and networking troubleshooting, storage, and ingress.
Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position. You will work closely with product owners, engineers, architects, and business stakeholders to solve complex technical challenges, modernize existing platforms, and build new capabilities that support federal healthcare programs.
This 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.
Laurel, Maryland30+ days ago
We 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.
Chantilly, VA30+ days ago
Roles and Responsibilities:Design, develop, document, test, and debug software development environments and software pipelinesDevelop procedures to ensure data pipeline integrity and reliabilityBuild and maintain computer images (Linux and Windows)Managed software repositoriesDevelop and execute system builds and deployments on our System Integration Labs (SILs) and development environmentsSupport system design, testing, and building of upgraded capabilities to include software and hardware integration and test (I&T)Conduct multidisciplinary research when needed and collaborates with engineers in the planning, design, development, and utilization of DevOps systems for SILs, testing, or productionObtain knowledge of system and software architecture & mission operations This requisition may be filled at either the Principal DevOps Software Engineer or Senior Principal DevOps Software Engineer level. A background in software DevOps for both software and hardware integrationExperience with CI/CD best practices, automated builds and tests, quality gates, software quality, and CI toolsExperience with network engineering (TCP/IP, VLAN, network protocols, etc.)Knowledge and familiarity with using and building Windows and Linux Operating SystemsDemonstrated experience in documentation and process developmentExperience using a version control system (Git, Subversion, etc.
p>As a Principal / Senior Principal Cyber Software Test Engineering, you will have the following responsibilities: Work as a member of an agile software development test team in a challenging, dynamic, fast-paced environment learning new tools and processes.
Bachelor's degree with 8 years of relevant experience, a Master's degree with 6 years of relevant experience, a PhD with 4 years of relevant experience, or 12 years of relevant experience in lieu of a degree.
li>Collaborates 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.
Chantilly, VA30+ days ago
Determines 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.
North Bethesda, MD20 days ago
li style="font-size:10pt;font-family:'arial' , 'helvetica' , sans-serif">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.
CAD/PLM Domain Expertise: Broad experience working within enterprise engineering software ecosystems (e.g., Dassault/SolidWorks, Autodesk, or similar major platforms).
Support 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.
Springfield, Virginia14 days ago
p>The successful candidate will be comfortable working in a fast-paced environment where requirements evolve rapidly, new technologies and datasets must be assessed quickly, and minimum viable products (MVPs) are frequently developed to address emerging mission needs. The Software Engineer will support an Agile software factory focused on delivering data-centric applications, analytics, visualization tools, and automation solutions for mission customers operating across multiple security domains.
Columbia, Maryland16 days ago
div class="job__description body">Clarity 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.
Our comprehensive suite of solutions—including security, video surveillance, access control, active shooter detection, intelligent automation, energy management, and wellness—is delivered exclusively through a trusted network of thousands of professional service providers and commercial integrators across North America and worldwide. Alarm.com is looking for a versatile Principal Software Engineer to help lead architecture and engineering for our emPower team, which builds software for IoT, smart home automation, energy management, HVAC, water, and connected-device control experiences.
p>About 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.
Our three operating units: Space Electronic Systems (SES), Integrated C4ISR Systems (ICS) and Optical Precision Systems (OPS), develop within the agile framework which enables us to produce proven, purpose-built systems that solve our customers' mission critical challenges across space, air, land, and sea. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.