136 sr security software engineer jobs at 73 companies in Hanover, PA
2mo
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Sr Software Developer
Annapolis Junction or Columbia
$174k-$220k/yr OnsiteFull Time
20+ YOEActive security clearance with FS Poly; 20+ years as a software engineer in similar scope, or 4+ years of experience
Java, PostgreSQL, Database design, RESTful API, Docker, Power BI, Python, Power Query M, MariaDB, Elasticsearch
2mo
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Sr. Software Engineer
Annapolis Junction, Maryland, United States
$100k-$200k/yr OnsiteFull Time
Applied Network Solutions: Providing cybersecurity and network engineering services for government agencies.
20+ YOE20 years SWE experience; Bachelor\u0002s in Computer Science (or 4 yrs additional SWE experience); required security certification (one of CompTIA Security+ CE, CCNA-Security, CySA+, GICSP, GSEC, CND, SSCP); Kubernetes, PKI, GitOps/CI/CD, Python, Bash, Linux, Jira/Confluence experience.
Kubernetes, PKI, GitOps, CI/CD, Linux, Python, Bash, Jira, Confluence
3d
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Sr Software Engineer - Columbia, MD
Columbia, Maryland, United States
$129k-$229k/yr HybridFull Time
SME-level full-stack engineer with expertise in React, Python (FastAPI/Django), AWS, containerization, Kubernetes, secure development, and technical leadership for DoD/IC programs.
React, JavaScript, TypeScript, Python, FastAPI, Django, AWS, Docker, Kubernetes, Terraform, Ansible, GitOps
4w
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Senior Embedded Security Software Engineer
Linthicum or Fort Meade
$129k-$193k/yr OnsiteFull Time
Active TS/SCI with polygraph, strong C/C++ and Python, experience with Ghidra/IDA Pro/Binary Ninja and QEMU for firmware reverse engineering and rehosting, ability to work onsite at Fort Meade/Linthicum.
Ghidra, Python, QEMU, IDA Pro, Binary Ninja, C, C++, Linux, Ghidra API, Binary Ninja API, JTAG, SWD, SDR
1d
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Software Engineer, Senior
Annapolis Junction, Maryland, United States
$87k-$198k/yr OnsiteFull Time
10+ YOE10+ years in software, systems engineering, or cyber operations; production software delivery; programming; virtualization and containers; secure engineering; bachelor's degree or equivalent experience; ability to obtain Secret clearance.
Python, Go, Node.js, C#, Java, C++, VMware, KVM, Docker, Kubernetes, Microsoft Windows, CI/CD, API, DevSecOps, Raspberry Pi
2d
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Software Engineer, Senior
Annapolis Junction, Maryland, United States
$87k-$198k/yr OnsiteFull Time
10+ YOERequires 10+ years in software or systems engineering, production software development, programming, virtualization, containers, secure engineering, and hardware integration; bachelor's degree or 14+ years' experience; ability to obtain Secret clearance.
Python, Go, Node.js, C#, Java, C++, generative AI, large language model tools, VMware, KVM, Docker, Kubernetes, APIs, CI/CD, Raspberry Pi, retrieval-augmented generation, AI agents, computer vision, machine learning, DevSecOps
1w
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Software Engineer 3
Annapolis Junction, Maryland, United States
$188k-$235k/yr OnsiteFull Time
15+ YOE15+ years software engineering experience, bachelor’s in computer science (or equivalent), active security clearance with polygraph, C++/Python/Shell experience, CI/CD and testing expertise.
C++, Python, Shell, CI/CD, SDR
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
2mo
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Expert Software Engineer
Herndon or Columbia
HybridFull Time
5+ YOEFrontend-focused software engineer with Angular, JavaScript/TypeScript, and UI experience; security clearance required; 5+ years of relevant experience or 8+ years with BS; strong collaboration and DevOps mindset.
Angular, JavaScript, TypeScript, CSS, HTML, Node.js, NPM, Linux, Bash, Jasmine, Selenium, Cypress, Python, Flask, Django, Tableau, Pandas, D3.js, PDF.js
3w
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Senior Software Engineer
Baltimore, Maryland, United States
$140k-$160k/yr RemoteFull Time
5+ YOE5+ years software engineering experience; strong Ruby on Rails backend skills; product-minded; experience with React and Flutter, relational databases, security and reliability (HIPAA/SOC 2); strong communication.
Ruby on Rails, React, Flutter, AWS, ECS, RDS, S3
2mo
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Application Security Engineer
Hanover, Maryland, United States
$166k-$295k/yr OnsiteFull Time
11+ YOETS/SCI with poly required. 11–15+ years experience in systems security, software engineering, or computer science. Hands-on C/C++ or C#, ability to read Java, experience with software assurance tools and source code analysis.
C, C++, C#, Java, Rust, Ada, x86_64, PowerPC, MIPS, ASM, Klocwork, CodeSonar, Fortify, CodePeer, IDA Pro, Fortran-Lint
2w
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Software Engineer Kubernetes
Columbia, Maryland, United States
HybridFull Time
9+ YOE9+ years software engineering experience with strong Java skills, Kubernetes (helm, flux), microservices, REST/APIs, Linux, config tools (Git,Nexus,Maven); U.S. citizenship required; security clearance desired; tech lead/mentorship experience.
Kubernetes, helm, flux, Java, Spring, Guava, Linux, Git, Nexus, Maven, AWS, Azure, golang, python, gitlabs CI, Elasticsearch, MongoDB, Solr, JIRA, Confluence, Github Enterprise
1mo
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Software Engineer III
Hanover, Maryland, United States
$119k-$178k/yr OnsiteFull Time
5+ YOEBS in CS/CE/Math/EE (or equivalent), 5+ years software engineering, experience with REACT/C/C++/C#, Linux, Jira, Git; ability to obtain DoD security clearance; US citizenship; strong written/oral communication and hardware test proficiency.
REACT, C, C++, C#, Linux OS, Jira, Git, oscilloscopes, multimeters
2mo
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Software Engineer (Multiple Levels)
Fort Meade or Annapolis Junction
$82k-$172k/yr OnsiteFull Time
5+ YOETS/SCI with Polygraph required; BS in STEM (or equivalent experience); 5+ years software engineering experience (levels vary); experience with cloud platforms, containerization, IaC, CI/CD, monitoring, and cloud security.
AWS, Azure, GCP, Docker, Kubernetes, Terraform, CloudFormation, Prometheus, Grafana, CI/CD
3w
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Software Engineer (Hybrid) - 29301
Columbia, Maryland, United States
$138k-$195k/yr HybridFull Time
9+ YOEPython backend engineer with applied AI and Kubernetes experience; must obtain U.S. security clearance and have extensive software engineering experience (typical minimum 9 years). Proficiency with LLM APIs, API design, Git/Docker, and Linux required.
Kubernetes, OpenAI, Anthropic, Git, Docker, Linux, LangChain, LlamaIndex, CrewAI, AutoGen, NiFi, Kafka, AWS, Azure, Postgres, MySQL, Java, Spring
2w
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Senior Software Engineer (MD, Hanover)
Hanover, Maryland, United States
OnsiteFull Time
10+ YOE10+ years DoD software engineering experience, Master’s degree, active Top Secret/SCI clearance, strong skills in secure software design, testing, deployment, and collaboration with system architects and stakeholders.
2w
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Senior Software Engineer — Secure Mission Systems
Laurel, Maryland, United States
HybridFull Time
10+ YOEBachelor's degree,10+ years software engineering,active DoD Secret clearance,CI/CD,Kubernetes,OpenShift,GitLab,security scanning tools,AI integration,automated testing,secure SDLC.
GitLab, OpenShift, Kubernetes, Fortify, JFrog Xray, OWASP ZAP, Artifactory, Jira, Confluence, Slack
2w
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Principal Software Engineer
Laurel, Maryland, United States
$200k-$280k/yr OnsiteFull Time
20+ YOEActive or re-instattable TS/SCI with Polygraph, U.S. citizenship, 20+ years professional experience (BS +20 or equivalent), strong Java experience, security-cleared software development expertise.
Java, Quarkus, PrimeFaces, SQL, PostgreSQL, Elasticsearch
2mo
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Software Engineer 3
Annapolis Junction, Maryland, United States
$86-$136/hr OnsiteFull Time
20+ YOEActive US citizenship and position-appropriate security clearance (TS/SCI) required, 20 years SWE experience, Bachelor’s in Computer Science (or equivalent), strong software design, testing, and team leadership skills.
Python, Huggingface transformer models, PyTorch, Docker, Kubernetesevaluation, SLURM, SQL
1w
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Senior Software Engineer
Jessup, Maryland, United States
OnsiteFull Time
10+ YOEActive TS/SCI with Polygraph and U.S. citizenship, 10+ years software design/deployment experience, bachelor's in CS/CE/EE/Math (or 4yrs exp), fluency with AI-native IDEs, containers, hybrid deployments, and security concerns.
AI-native IDEs, TypeScript, Python, React, Postgres, RAG, vector stores, containers, OAuth, OIDC, MFA, RBAC, APIs, CI/CD, observability