Sabre Systems: Provides engineering and IT solutions for defense customers.
3+ YOEBachelor's in a related field, 3+ years Java development, proficiency with Java/Spring Boot/Hibernate/JPA, RESTful APIs, PostgreSQL/SQL, Git, Maven and CI/CD; US citizenship and ability to obtain DoD Secret clearance required.
ManTech: Provides technology solutions for defense and intelligence agencies.
3+ YOEBachelors in CS/SE/CE/Math,3+ years software development,experience with C/C++ and Java,agile experience,US citizenship and Secret clearance required.
Sigma Defense: Develops tactical communications and intelligence systems for defense.
2+ YOE2-5 years software development experience; Java; Linux (RHEL); containerized microservices; US citizen; bachelor's degree; active Secret clearance or higher
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOE8+ years software development with Java and/or NodeJS, Angular front-end experience, RESTful API design, AWS cloud experience, Git/GitHub, unit/integration testing, ability to obtain Public Trust and U.S. citizenship required.
Java, NodeJS, Angular, C#, .Net, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Microsoft Teams, Electronic Data Interchange X.12 (EDI)
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
10+ YOE10+ years software development; 5+ years web services/UI; BS in CS or related field; JavaScript and Python; RESTful APIs; XML/Java; Secret clearance; Python and AI integration experience.
Hampton or Annapolis Junction or Alexandria or Chantilly or Washington or Reston or McLean or Herndon or Bethesda or Catonsville or Frederick or Ashburn
$144k-$268k/yrHybridFull Time
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
4+ YOEU.S. citizen with TS/SCI clearance (or immediate DISS eligibility), Bachelor’s degree, 4+ years Python or Java, hybrid cloud/app development, databases, ETL, algorithm design, CI/CD and stakeholder interfacing.
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOERequires DoD Secret clearance, Bachelor's in STEM with 5+ years' experience (or Master's with 3+ years), proficiency in C# or Java, Agile/CICD (Bamboo, Jenkins), scripting (yaml, Python, PowerShell), automated testing, and test procedure development.
DCS Corporation: Providing engineering and technical services for national security.
2+ YOEBachelor's plus 2 years experience, U.S. citizenship, ability to obtain Secret clearance, experience with Java or C#/ASP.NET Core, React/TypeScript/JavaScript, Node, microservices, and distributed teams.
HIINYSE: HII: Designs and builds military ships and advanced defense technologies.
0+ YOEBachelor's degree or equivalent in modeling/simulation or software development; 0+ years relevant experience; proficiency in modeling/simulation, Agile methods, and software development; U.S. citizenship required.
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOE5+ years software development experience; bachelor’s degree or 8+ years in lieu; ability to obtain Secret clearance; experience with front- and back-end languages; Agile development experience.
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
5+ YOE5+ years software development experience, bachelor’s degree (or 8+ years experience), ability to obtain Secret clearance, experience with back-end and front-end languages, Agile methodology, and end-to-end system development.
Saalex: Provides engineering, IT, and mission support for defense agencies.
1+ YOERequires C# development experience, Agile/SDLC familiarity, debugging/testing skills, bachelor's degree in CS/SE/Engineering, 1–3 years experience, and active Secret security clearance.
Software Engineer (Modeling & Simulation) ATC Systems
Patuxent River, Maryland, United States
OnsiteFull Time
PaylocityNASDAQ: PCTY: Provides cloud-based human capital management and payroll software.
5+ YOE5+ years software engineering experience building or maintaining simulation engines; bachelor\u0002s degree in CS or related field; mastery of C++, Java, or Python; HLA/DIS and Git experience; eligible for U.S. Secret clearance.
Lead Software Engineer – Enterprise Backend Integrations (Remote)
Newport News or United States
$8k-$15k/moRemoteFull Time
FergusonNYSE: FERG: Wholesale distributor of plumbing, HVAC, and building supplies.
9+ YOE9+ years software engineering experience; expert Java and Spring; building REST/SOAP APIs; MongoDB and relational DB experience; Azure Kubernetes Service, Linux, bash; CI/CD, Agile, Git/BitBucket; mentoring and technical leadership.
Java, Spring, REST, SOAP, JSON, XML, MongoDB, Relational DB, IntelliJ, Eclipse, Maven, BitBucket, Git, GitHub, Microsoft Azure, Azure Kubernetes Service, Linux, bash, SCRUM, Kanban, JIRA, CI/CD, Microsoft Visio, Microsoft PowerPoint
Manhattan Beach or Hollywood or Linthicum or Huntsville
$136k-$213k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEB.S. in STEM + 8 years (or M.S. in STEM + 5 years), active DoD Secret clearance, experience with Agile, CI/CD, C#/.NET/Java, OOD, SQL, scripting (YAML, Python, PowerShell, curl), Git/GitHub, Atlassian tools.
KUKA: Provides industrial robots and automated logistics and production systems.
0+ YOEBachelor's in CS or related, 0–4 years software engineering experience in automation/logistics, Java required, additional languages (C#, Python, Rust) preferred, container and CI/CD experience, distributed systems and API familiarity, strong communication and problem-solving.
Adaptic: Defense contractor providing software, engineering, and cybersecurity mission support.
TS/SCI with polygraph; experience in Python, Java, C++, or similar; large-scale data, distributed systems, or real-time processing; degree in Computer Science or Software Engineering (or equivalent); collaborative mindset; plus AWS, DevOps/CI/CD, Docker/Kubernetes and ML exposure.
Lead AI Engineer (GenAI Platform, AI Foundations, LLM Core and Agentic AI)
McLean or San Francisco or San Jose or Richmond or New York City
$197k-$225k/yrOnsiteFull Time
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOEBachelor’s or Master’s in CS/AI/EE/CE with 2–4+ years of AI/ML experience; 4+ years Python/Go/Scala/Java; cloud experience with AWS/GCP/Azure preferred.
AWS, Huggingface, PyTorch, VectorDB, Nemo Guardrails, Open Source AI tools