124 security software engineer jobs at 63 companies in Brookhaven, PA
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Software Engineer - Senior (contingent 045)
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
7+ YOESenior software engineer with DoD experience, specializes in biometric systems, secure coding, and Agile/DevSecOps.
Android, CI/CD, DevOps, DevSecOps, Security, Encryption
2mo
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Software Engineer - Senior (contingent 045)
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
Systems Products and Solutions: Provides logistics and technical services to defense agencies.
7+ YOESenior software engineer with DoD biometric systems experience; security clearance required; Agile/DevSecOps; Android apps; cybersecurity.
Android, DevOps, DevSecOps, CI/CD, Security testing, Encryption
2mo
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Senior Software Engineer
Arlington or Mount Laurel or San Diego or Fall River
$135k-$273k/yr HybridFull Time
7+ YOEBachelor's degree or equivalent, 7+ years software engineering experience, able to obtain/maintain Secret U.S. security clearance, experience leading/mentoring, expertise in SDLC, OOP, distributed systems, secure coding, testing, and integration.
SDLC, Service-Oriented Architecture (SOA), AI, Generative AI
1mo
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Senior Software Engineer
Aberdeen, Maryland, United States
$90k-$198k/yr OnsiteFull Time
10+ YOE10+ years software engineering experience in Defense, BA/BS or equivalent experience, proficiency with C++, Java, Python, C#, secure coding and Defense standards, DoD cybersecurity certification preferred.
C++, Java, Python, C#, Git, SVN, CI/CD, automated testing tools
3w
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Software Engineer III - Databricks
Wilmington, Delaware, United States
OnsiteFull Time
3+ YOE3+ years software engineering experience; proficiency in Python (and/or Java); Databricks, cloud ML pipelines, MLOps, CI/CD, and secure engineering practices; strong communication and system design skills.
Databricks, Delta Lake, Unity Catalog, Workflows, Repos, SQL Warehouses, Python, Java, PySpark, Kafka, Terraform, Kubernetes, Oracle, Cassandra, ECS, EMR, Lambda, EC2, SageMaker, CI/CD, ERWIN, TensorFlow, pandas, NumPy
3w
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Associate Software Engineer
Moorestown, New Jersey, United States
$72k-$123k/yr OnsiteFull Time
0+ YOEBachelor's in engineering/CS/math/physics or equivalent experience; ability to obtain security clearance; 0-2 years real-time/mission-critical software experience; familiarity with OOP, UML, and Windows/Solaris/Linux environments.
Java, C++, Python, Windows, Solaris, LINUX, UNIX, Eclipse, Clearcase, JIRA, xUnit Framework, Junit, CPPUnitLite, MS Office, UML, Assemblers
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Distinguished Engineer - AI Security
Johnston or Pittsburgh or Irving or Phoenix or Franklin or Charlotte or Cleveland or Boston or Iselin or Philadelphia or Chicago
$175k-$250k/yr OnsiteFull Time
10+ YOE10+ years in software/platform/security/data engineering; strong Python and Linux scripting; AWS and cloud security experience; CI/CD and large-scale distributed systems expertise; bachelor's degree required.
Python, Bash, AWS, Linux, Jenkins, CircleCI, GitHub Actions, Kubernetes
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Engineer - Security
Philadelphia or New York City
$175k-$250k/yr OnsiteFull Time
Security-minded engineers build and maintain customer software, develop compliance frameworks, work with auditors and engineers, and present security posture to customers.
Python, Postgres, Unix, React.js, TypeScript
4d
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Senior Software Developer
Philadelphia, Pennsylvania, United States
$49k-$68k/yr HybridFull Time
2+ YOEBachelor's degree in computer science, software engineering, information systems, or related field and 2+ years' related experience. Requires cloud development, API integration, testing, documentation, AI applications, Python or JavaScript, and secure data handling.
Python, JavaScript, APIs, source control
2mo
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Software Engineer I
Moorestown, New Jersey, United States
OnsiteFull Time
0+ YOEBachelor’s degree in engineering or computer science; 0-2 years software development; strong problem-solving; team player; US citizen with interim or active security clearance (secret or higher).
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Radio Services Software Engineer
Aberdeen Proving Ground, Maryland, United States
$150k-$174k/yr OnsiteFull Time
10+ YOEBachelor's in CS/SE (or equivalent experience), 10+ years software engineering with 3+ years on DoD communications, proficiency in C++, Java, or Python, secure coding and networking protocols knowledge, active DoD Secret clearance.
C++, Java, Python, VENOM, Agile, DevSecOps
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Senior Software Engineer
Portland or North Dakota or Montana or Maine or Ohio or Nebraska or Phoenix or Louisiana or Texas or Nevada or Georgia or Tampa or Mississippi or Colorado or Denver or Wyoming or Wisconsin or West Virginia or Vermont or Richardson or Arkansas or Dallas or South Dakota or Pennsylvania or Michigan or Indiana or Idaho or Arizona or Plano or New Mexico or New Hampshire or Kentucky or Alabama or Philadelphia or South Carolina or Austin or Illinois or Atlanta or Missouri or Iowa or Tennessee or Boulder or North Carolina or Minnesota or Kansas or Houston or Alaska or Chicago or Rhode Island or Washington or Virginia or Utah or Oregon or Florida or Miami or Oklahoma
$139k-$204k/yr RemoteFull Time
5+ YOEBachelor's degree with 5+ years, master's with 3+ years, or PhD with 1+ year; production software development, testing, troubleshooting, code reviews, technical design, scalability, reliability, and security experience.
AI/ML, generative AI, LLMs, AI agents
3mo
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Software Applications Engineer
Aberdeen Proving Ground, Maryland, United States
$115k-$130k/yr HybridFull Time
5+ YOEDoD Secret clearance; BS in computer science or related field; 5+ years in software applications engineering; strong .NET/C#, MudBlazor, HTML/CSS/JavaScript; API development; Azure/DevOps; security+; hybrid role near Aberdeen Proving Ground, MD.
C#, .NET, MudBlazor, HTML, CSS, JavaScript, OpenXml, ASP.NET Core, Entity Framework Core, SQL, Azure, DevOps, OpenID Connect, OAuth 2.0, Microsoft Entra ID
1d
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Experienced Software Developer
Philadelphia, Pennsylvania, United States
$124k-$207k/yr HybridFull Time
8+ YOERequires 8+ years developing software in object-oriented languages such as TypeScript or C#, experience with large connected cloud systems, RESTful APIs, security, and leading medium-scale initiatives.
TypeScript, C#, Azure, Google Cloud, AWS, RESTful APIs
3mo
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Software Engineer
Aberdeen, Maryland, United States
$85k-$190k/yr OnsiteFull Time
Open to all levels; Go, APIs, distributed systems, back-end focus; security-aware; must provide code portfolio link.
Go, Docker, PostgreSQL, MySQL, MongoDB, REST, Git
1mo
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AI Security Automation Engineer-Officer
Quincy or Toronto or Princeton or Clifton or Austin or Berwyn or Boston
$70k-$119k/yr HybridFull Time
1+ YOEExperience building production Generative AI/LLM solutions, cloud-native software engineering, RAG and semantic search, and 1+ years professional software/AI experience; strong communication and secure coding practices.
Python, JavaScript, TypeScript, Rust, Go, Bash, PowerShell, LangGraph, Semantic Kernel, CrewAI, AutoGen, LangChain, Spark, Kafka, Delta Lake, Iceberg, Airflow, AWS, Azure, GCP
5d
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Software Engineer III (US)
Mount Laurel, New Jersey, United States
$98k-$159k/yr HybridFull Time
5+ YOEUndergraduate, postgraduate, or technical education and 5–7 years of relevant experience. Requires strong engineering expertise across full-stack development, cloud, DevOps, security, APIs, and scalable architecture.
Python, TypeScript, Node.js, React, REST, GraphQL, SQL, NoSQL, CI/CD, DevOps, Azure, AWS, DataHub, OpenMetadata, Collibra, OpenLineage, W3C PROV, Elasticsearch, OpenSearch, Kafka, Pandas, Microsoft Excel
2mo
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Principal Software Engineer, Field Engineering
Aberdeen Proving Ground, Maryland, United States
$160k-$220k/yr OnsiteFull Time
5+ YOE5+ years hands-on software engineering; active Secret clearance; backend Go/Java/Rust; DevSecOps; Kubernetes; Bash/Python; Army-domain knowledge; customer-facing; Security+ readiness; willing to relocate to APG.
Go, Java, Rust, Kubernetes, Helm, CI/CD, Infrastructure as Code, Bash, Python, RMF
3d
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AI/ML Software Engineer
Aberdeen, Maryland, United States
$104k-$181k/yr OnsiteFull Time
5+ YOEBachelor's or master's degree and 5+ years of related post-degree experience; Python, Bash, SDLC, Linux, machine learning, software engineering, CI/CD, and U.S. citizenship required. Must obtain security clearance.
Python, Bash, Linux, Kubernetes, Docker, PyTorch, TensorFlow, scikit-learn, CI/CD
5d
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Tech Lead/ Principal Software Engineer
Plymouth Meeting, Pennsylvania, United States
$182k-$200k/yr OnsiteFull Time
8+ YOE2+ MgmtBachelor's degree in a technical field, 8+ years developing enterprise software, and 2+ years leading engineering teams. Requires Azure, .NET/C#, Angular or React, SQL Server, NoSQL, REST APIs, Agile, and secure development experience.
Microsoft Azure, .NET, C#, Angular, React, SQL Server, REST APIs, Claude Code, GitHub Copilot, Cursor, OWASP, Python, Next.js, LLM, MCP
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