321 security software engineer jobs at 139 companies in Joppatowne, MD
6d
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Security Software Engineer (MD, Hanover)
Hanover, Maryland, United States
OnsiteFull Time
3+ YOE3+ years software engineering with security focus, proficiency in one or more languages (JavaScript/TypeScript, Python, Go, C#), secure coding, SAST/DAST, familiarity with NIST/CMMC/FedRAMP and AWS/Azure security.
JavaScript, TypeScript, Python, Go, C#, AWS, Azure, Docker, ECS, Prisma, Checkov, Snyk, Aqua, SAST, DAST, OWASP, Cognito, Azure AD, Security Hub, Defender, Sentinel
2mo
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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
1mo
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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
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
5d
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Senior Embedded Security Software Engineer
Maryland or Herndon or Linthicum
$130k-$190k/yr OnsiteFull Time
Requires low-level C/C++ development, Python scripting in Linux, firmware reverse engineering, control-flow analysis, and embedded binary rehosting with QEMU. Top Secret/SCI clearance required for Herndon; polygraph required in Maryland.
C, C++, Python, Linux, Ghidra, IDA Pro, Binary Ninja, QEMU, Ghidra API, Binary Ninja API, JTAG, SWD, Software Defined Radio (SDR), Real-Time Operating Systems (RTOS)
1w
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Top Secret Security Software Engineer - DHA
Woodlawn or Durham
$111k-$158k/yr OnsiteFull Time
1+ YOESpecialized experience installing, enhancing, and maintaining mainframe security software, developing and maintaining security profiles, and troubleshooting mainframe security issues; competencies in attention to detail, customer service, information management, interpersonal skills, oral communication, problem solving, teamwork, and technical comp...
4d
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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
5d
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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
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
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
2w
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(9300) Software Engineer
Columbia, Maryland, United States
$139k-$180k/yr HybridFull Time
5+ YOE5+ years software engineering with strong Python backend, Kubernetes, applied LLM integration experience, security clearance eligibility, API and microservices design, automated testing, and cross-team collaboration.
Python, Kubernetes, Model Context Protocol (MCP), OpenAI, Anthropic, LangChain, LlamaIndex, CrewAI, AutoGen, Java, Spring, Git, CI/CD, Docker, Linux, NiFi, Kafka, AWS, Azure, Postgres, MySQL, Vector Databases
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
15h
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Senior Software Engineer
Laurel, Maryland, United States
$105k-$290k/yr HybridFull Time
5+ YOEBachelor's degree in a related technical field, 5+ years of software engineering experience, proficiency in a modern language or stack, containerization, Kubernetes, CI/CD, APIs, Git, and secure classified environments.
Java, Spring Boot, Python, C++, Docker, Podman, Kubernetes, Helm, Kustomize, GitLab CI, GitHub Actions, Jenkins, REST APIs, OpenAPI, Swagger, JSON, Protobuf, Git, Kafka, RabbitMQ, AWS, Azure, Google Cloud
21h
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Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Strong programming skills; experience with software frameworks, IDEs, operating systems, databases, version control, automation, containers, cloud platforms, and collaboration tools; active Top Secret/SCI clearance with full-scope polygraph.
Java, C++, C#, Python, JavaScript, Go, Ruby, Scala, Spring, Angular, React, Node.js, Bootstrap, .NET, Eclipse, IntelliJ IDEA, Visual Studio, VS Code, PyCharm, NetBeans, Linux, Unix, Windows, macOS, Oracle, MySQL, PostgreSQL, MongoDB, Microsoft SQL Server, Git, GitHub, GitLab, Bitbucket, SVN, Maven, Gradle, Jenkins, Bamboo, Ant, Docker, Kubernetes, OpenShift, AWS, Azure, Google Cloud Platform (GCP), Agile, Scrum, Kanban, Waterfall, JIRA, Confluence, ServiceNow, Bash, PowerShell, NIST SP 800-53, DoD STIGs, RMF, ICD 503, AWS Developer Associate, Microsoft Certified: Azure Developer, Security+, Certified Kubernetes Application Developer (CKAD)
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
3mo
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Software/Data Engineer
Laurel, Maryland, United States
$176k-$282k/yr OnsiteFull Time
19+ YOEBachelor's degree in Engineering, Computer Science, Mathematics, or related field with extensive software engineering experience; cloud, Linux, Python; active TS/SCI with poly; ability to work at a customer site.
OpenStack, Linux, Python, PowerShell, Cloud Security
1mo
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PKI Software Engineer
Fort Meade, Maryland, United States
$140k-$170k/yr HybridFull Time
5+ YOEActive Secret clearance (Top Secret preferred), 5+ years software engineering, Java or Rust, Linux, containers, PKI/x.509 and HSM experience, DoD 8570 IAT II (Security+), strong communication.
Red Hat Enterprise Linux, Red Hat Certificate System, Dogtag, Java, Rust, Podman, Docker, KVM, HSM, Entrust nShield, Thales Luna, ACME, LDAP, Python, Bash, Fedora, RHEL, CI/CD, ML-DSA, JIRA
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
1mo
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Lead Software Engineer
Newark, Delaware, United States
$128k-$201k/yr OnsiteFull Time
6+ YOE6+ years software engineering experience building cloud and edge systems; experience in regulated environments, secure development practices, QMS familiarity, AI integration, Agile and version control proficiency; degree in CS/SE/STEM.
Microsoft Azure, Google Cloud Platform (GCP), Agile
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