NewPrincipal Systems Engineer (API Gateway) - TS/SCI w CI Poly Modern Government SolutionsPrincipal Systems Engineer (API Gateway) - TS/SCI w CI PolySterling, VAFull timeBachelor's degree in Systems Engineering, Computer Science, Computer Engineering, Software Engineering, Information Technology, Electrical Engineering, Mathematics, Physics, or a related field.16+ years of experience designing, integrating, and supporting enterprise systems, cloud architectures, and API-driven solutions within complex mission environments.5+ years of experience implementing and administering API gateway technologies in cloud-based architectures; Experience designing secure APIs and enterprise integration solutions utilizing REST, GraphQL, event-driven architectures, message queues, streaming platforms, or ETL pipelines. TITLE: Principal Systems Engineer (API Gateway)LOCATION: Sterling, VA (Relocation assistance considered)CLEARANCE REQUIRED: Active TS/SCI with CI PolyEMPLOYMENT TYPE: Full-time, Onsite POSITION SUMMARYModern Government Solutions (MGS) is seeking a Principal Systems Engineer to architect, integrate, and secure mission-critical API ecosystems supporting next-generation national security capabilities.
NewSoftware System Engineer AerovironmentSoftware System EngineerAnnapolis Junction, MD$102,000–$255,000 / year10+ years of relevant experience with a Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, Systems Engineering, or related technical field (an equivalent combination of education and experience may be considered). Determination 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.
Reverse Engineer / Cyber Capabilities Engineer Johns Hopkins Applied Physics LaboratoryReverse Engineer / Cyber Capabilities EngineerLaurel, MarylandFull timeOur elite team of reverse engineers is growing, and we're looking for engineers who are excited to dive deep into complex embedded systems, discover vulnerabilities, and build offensive cyber capabilities that solve real-world national security challenges. Work alongside APL experts in domains such as missile defense, space, and maritime systems to understand the operational significance of your reverse engineering discoveries.
Threat Engineer Johns Hopkins Applied Physics LaboratoryThreat EngineerLaurel, MarylandFull timeThe A4H Applied Technologies and Threat Engineering Group develops non-kinetic engagement strategies by combining a detailed understanding of threat systems (ballistic missiles, cruise missiles and similar systems) with advanced non-kinetic technologies. M.S. degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, Computer Engineering, Computer Science, Software Engineering or equivalent.
Junior OT/ICS Lab Engineer DragosJunior OT/ICS Lab EngineerHanover, MarylandRemoteYou will work alongside senior engineers to create realistic OT lab systems, test Dragos detection and response capabilities, validate platform performance, and support threat research activities. Ability to perform basic fabrication and panel building, including mounting/installing panels to engineering drawings and wiring devices and components.
Fall 2026 AI/ML Engineering Intern The Nuclear CompanyFall 2026 AI/ML Engineering InternWashingtonAs an AI/ML Engineer Intern on the Platform Integration & AI/Data squad, you take real scope on the machine learning and agent capabilities inside NOS: LLM-driven workflows, retrieval-augmented generation, and agents that operate against NOS data and tools, plus the evals and monitoring that keep AI features safe in production. The actual pay offered may vary based on relevant factors as determined in the Company’s discretion, which may include experience, qualifications, tenure, skill set, availability of qualified candidates, geographic location, certifications held, and other criteria deemed pertinent to the particular role.
Spring 2027 AI/ML Engineering Intern The Nuclear CompanySpring 2027 AI/ML Engineering InternWashingtonAs an AI/ML Engineer Intern on the Platform Integration & AI/Data squad, you take real scope on the machine learning and agent capabilities inside NOS: LLM-driven workflows, retrieval-augmented generation, and agents that operate against NOS data and tools, plus the evals and monitoring that keep AI features safe in production. The actual pay offered may vary based on relevant factors as determined in the Company’s discretion, which may include experience, qualifications, tenure, skill set, availability of qualified candidates, geographic location, certifications held, and other criteria deemed pertinent to the particular role.
Summer 2027 AI/ML Engineering Intern The Nuclear CompanySummer 2027 AI/ML Engineering InternWashingtonAs an AI/ML Engineer Intern on the Platform Integration & AI/Data squad, you take real scope on the machine learning and agent capabilities inside NOS: LLM-driven workflows, retrieval-augmented generation, and agents that operate against NOS data and tools, plus the evals and monitoring that keep AI features safe in production. The actual pay offered may vary based on relevant factors as determined in the Company’s discretion, which may include experience, qualifications, tenure, skill set, availability of qualified candidates, geographic location, certifications held, and other criteria deemed pertinent to the particular role.
Manager, Software Engineering (C++, GoLang, or Java) - 2 Days Onsite - Reston, VA - FreeWheel Comcast CorporationManager, Software Engineering (C++, GoLang, or Java) - 2 Days Onsite - Reston, VA - FreeWheelReston, VA$150,452.09–$225,678.13 / yearThat’s why we provide an array of options, expert guidance and always-on tools, that are personalized to meet the needs of your reality - to help support you physically, financially and emotionally through the big milestones and in your everyday life. Be an active part of the Net Promoter System a way of working that brings more employee and customer feedback into the company by joining huddles, making call backs and helping us elevate opportunities to do better for our customers.
Systems Engineer III Akima, LLCSystems Engineer IIIAlexandria, Virginia$190,000–$200,000 / yearDemonstrate minimum of 5 years of experience in implementing and maintaining patch versions and Department of Defense (DoD) Security Technical Implementation Guides (STIG) levels on all network servers and workstations. Monitor and maintain McAfee's Host-Based Security System (HBSS), ensuring virus definitions, patch versions, and Department of Defense (DoD) Security Technical Implementation Guides (STIG) compliance on all network servers and workstations.
Sr. Software Engineer Que Technology GroupSr. Software EngineerMarylandRequired Qualifications: Bachelor's Degree or higher in computer engineering or in a field related to computer engineering or computer science disciplines. Que Technology Group, Inc. , is seeking a motivated Senior Software Engineer to serve as technical anchor for a new feature/capability being added to our product.
NewCNO Developer Booz Allen Hamilton Inc.CNO DeveloperAnnapolis Junction, MD$112,800–$257,000 / yearThe Opportunity: As a computer network operations (CNO) specialist, you know that embedded and application developers, reverse engineers, and vulnerability analysts all play key roles in the CNO capability development lifecycle. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
AI Engineer Booz Allen HamiltonAI EngineerArlington, VirginiaYou’ll grow within a talented team of machine learning engineers across the company and collaborate with senior architects, platform leads, and business stakeholders to deliver world-class solutions to solve meaningful problems across enterprise and mission environments. We need your technical knowledge and desire to problem-solve to support to help architect, build, and deploy intelligent, agentic solutions that work across legacy infrastructure, modern platforms, and various stakeholder needs.
Senior Robotics Engineer for Tailored Autonomous Systems Group Johns Hopkins Applied Physics LaboratorySenior Robotics Engineer for Tailored Autonomous Systems GroupLaurel, MarylandFull timeAs a senior member of the team, you will serve as a technical leader across multiple projects, working closely with sponsors, engineers, and researchers to define system architectures, guide technical execution, and transition advanced capabilities into operational use. The Tailored Autonomous Systems Group (QPJ) is seeking a Senior Robotics & Autonomous Systems Engineer to provide technical leadership for the design, development, integration, testing, and deployment of advanced robotic and autonomous systems.
NewData Integration Engineer (Federal Agency - Contingent Upon Award) Aalis Management ConsultingData Integration Engineer (Federal Agency - Contingent Upon Award)Washington, DCExperiencewith:DelphiPRISMOracle EPMOracle IMPACTServiceNowExperience with:APIsREST servicesETL toolsData warehousesCloud-based data environmentsExperience developing financial reporting solutions using:Power BISQLPower AutomateExperience supporting audit-ready systems with data lineage, controls, and documentation. Visit us at www.aalismc.com Proposal: (Contingent Upon Award)Title: Data Integration Engineer Client: Federal AgencyLocation: Washington, D.C. - OnsiteClearance: Public TrustSecurity Clearance Statement: This position requires a government security clearance; the applicant must be a U.S. Citizen for consideration.
NewComputer Network Operator CACI International Inc.Computer Network OperatorChantilly, VA$94,400–$198,200 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Individuals with experience in or across a range of technical disciplines in IT and cybersecurity engineering possessing a strong desire to serve in a role delivering great mission impact fit in well with our team and find this role highly rewarding.
Senior Manager, Software Engineering Blue OriginSenior Manager, Software EngineeringWashingtonand/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.
Systems Engineering, TS/SCI w/Poly PeratonSystems Engineering, TS/SCI w/PolyAnnapolis Junction, Maryland$176,000–$282,000 / yearFull timeCandidate will work with numerous concurrent IC-provided data sets to identify, map and model data transformation routines supporting ingestion into the customer's corporate repositories and be able to document new and existing data flows supporting data routing implementations. The candidate should have a working knowledge of NiFi, be comfortable working in a Linux environment, interact with data ontologies (schemas), structured data types (XML, CSV, JSON), have database experience (MySQL/NoSQL) and analytic query experience with a platform.
Digital Design SME PeratonDigital Design SMEMcLean, Virginia$176,000–$282,000 / yearFull timeA Bachelor’s Degree in Electrical Engineering, Computer Science, or any relevant technical field and 12 years of relevant experience; or a Master’s degree and 10 years of relevant experience; an additional four years of experience may be considered in lieu of degree. Responsibilities: In this role, the Digital Design SME will act as a Technical Advisor/Consultant to critical SI/SETA activities and serve as a primary interface between the Program customers/stakeholders, the technical development team, and end users.
Devsecops Engineer Electrosoft Services, IncDevsecops EngineerArlington, VAIntegrate automated security testing tools, including Static Application Security Testing (SAST), Dynamic Application Security Testing (DAST), Software Composition Analysis (SCA), and container security scanning. The camaraderie we share emanates from Lunch & Learn sessions where we explore new ideas together, fun group activities ranging from escape rooms to miniature golf, and much, much more.