48 software security engineer jobs at 28 companies in Tappahannock, VA
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Software Engineer 2
Quantico or Columbia
OnsiteFull Time
14+ YOERequires 14 years of software engineering experience, a computer science bachelor's degree or equivalent experience, C#, MS SQL Server, PostgreSQL, and active security clearance with an appropriate polygraph.
C#, Microsoft SQL Server, PostgreSQL, ElasticSearch, AWS, Microsoft Azure, Udemy
5d
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Lead Software Engineer, Full Stack, Endpoint Security
McLean or San Jose or Richmond or New York City or Plano
$179k-$246k/yr OnsiteFull Time
4+ YOE1+ MgmtBachelor's degree, 4+ years of software engineering, 1+ year of cloud computing, and experience with programming, databases, containers, and distributed systems. Leadership and people management experience preferred.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Open Source RDBMS, NoSQL, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, GCP
5d
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Lead Software Engineer, Full Stack, Endpoint Security
McLean or Richmond or San Jose or New York City or Plano
$179k-$246k/yr OnsiteFull Time
4+ YOE1+ MgmtBachelor's degree, 4+ years of software engineering experience, 1+ year of cloud computing experience, and proficiency in modern programming, databases, containers, and Agile practices; people management preferred.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, RDBMS, NoSQL, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, GCP
5d
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Lead Software Engineer, Full Stack, Endpoint Security
McLean or Richmond or San Jose or New York City or Plano
$179k-$246k/yr OnsiteFull Time
4+ YOE1+ MgmtBachelor's degree, 4+ years of software engineering experience, and 1+ year of cloud computing experience required. Preferred: advanced experience with programming, cloud, frameworks, Agile, AI tooling, and people management.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, Open Source RDBMS, NoSQL
4w
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Software Engineer II
Glastonbury or Duluth or Goldsboro or Charlotte or Columbus or Raleigh or Glen Allen or Scottsdale
$89k-$118k/yr HybridFull Time
1+ YOEDevelop and maintain secure, reliable software; experience with C#, .NET, web technologies, RESTful APIs, SQL, and Git; BS in CS preferred; minimum 1 year programming experience.
C#, .NET, Angular, React, JavaScript, TypeScript, HTML, CSS, RESTful APIs, SQL, Entity Framework, Git
1mo
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Software Engineer – Full-Stack / Simulation
Fredericksburg, Virginia, United States
$112k-$146k/yr OnsiteFull Time
Obsidian Solutions Group: Delivers technology-enabled and mission-oriented solutions to government agencies.
4+ YOE4+ years software development experience; strong skills in modern languages, web visualization, secure real-time data pipelines, game-engine simulation, and AI/ML integration; US citizenship and ability to obtain security clearance.
Python, JavaScript, TypeScript, C#, NetCDF, HDF5, WRF, Unity3D, Google Protocol Buffers (Protobuf), Android Studio, Android Team Awareness Kit (ATAK), AWS GovCloud, AES-256, TLS, Cursor-on-Target, DIS, HLA
1mo
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Junior Software Developer
St Inigoes, Maryland, United States
$70k-$116k/yr OnsiteFull Time
1+ YOEBachelor's in CS/SE/CE/Math or related, 1+ years software development experience, applied C/C++ and Java, agile experience, Secret security clearance required.
C, C++, Java, Linux, Wireshark, Eclipse IDE, SVN
1mo
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Junior Software Developer
Lexington Park, Maryland, United States
$75k-$85k/yr OnsiteFull Time
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.
C#, Python, Java, JavaScript, AWS, Docker, Jenkins, React, Flask, Spring Boot, SQL, NoSQL
1mo
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Software Developer
Dahlgren, Virginia, United States
$145k-$175k/yr OnsiteFull Time
Bachelor's in STEM required. Strong experience with Java and C++, Git/GitLab, DevSecOps, Gradle, SonarQube; ability to lead/mentor developers and participate in Agile; ability to obtain US security clearance.
Java, JavaFX, Guice, Gradle, Git, GitLab, SonarQube, VMWare Workstation, Artifactory, Nexus, JIRA, Confluence, Linux/Unix
3w
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Software Developer (DAPS)-Junior
Patuxent River, Maryland, United States
$87k-$105k/yr OnsiteFull Time
1+ YOEBachelor's degree in computer science or engineering,1 year relevant experience, proficiency in Python, scripting, databases, object-oriented design, and ability to obtain DoD security clearance.
Python, Django, VS Code, Windows, Red Hat Enterprise Linux, GitLab, MySQL, Microsoft Access, SQL, C++, Java, HTML
2mo
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Senior Software Engineer
Quantico, Virginia, United States
OnsiteFull Time
6+ YOEActive TS/SCI clearance; BS in CS/CE/SE/EE/Info Security; 6+ years software/ops; 4+ years in CNO; 2+ years automation (Python/Bash/PowerShell/Ansible); Linux admin; Git/Jira/GitLab; Docker/Podman; leadership; able to work independently.
Python, Bash, PowerShell, Ansible, Linux (Ubuntu, Rocky Linux), Git, Jira, GitLab, Docker, Podman, Docker Compose
3mo
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SOFTWARE DEVELOPER/DATA SCIENTIST (INTERDISCIPLINARY) - DIRECT HIRE AUTHORITY
Dahlgren, Virginia, United States
$101k-$159k/yr OnsiteFull Time, Contract
3+ YOEInterdisciplinary software engineering and data science role with security clearance; experience in development, security, and data analytics.
Python, R, Java, C#, Visual Studio, AWS, Kubernetes, GitLab, DevSecOps, ArcGIS Pro, LLMs
3w
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Software Developer
Dahlgren, Virginia, United States
$70k-$110k/yr HybridFull Time
5+ YOE5+ years professional software development experience, U.S. citizenship and ability to obtain/maintain Secret clearance, CompTIA Security+ or higher, proficiency in one listed language/platform, Agile experience preferred.
Windows, Unix, Linux, C/C++, C#.NET, Java, Python, Amazon Web Services, PHP, WPF, MVC
1mo
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Lead Software Engineer (Hybrid Schedule)
Richmond, Virginia, United States
$135k-$163k/yr HybridFull Time
7+ YOE2+ MgmtBachelor's in computer science,7+ years ASP/.NET development experience,2+ years team lead experience,expertise in ASP.NET,C#,MS SQL,secure coding,ability to support production and participate in on-call rotation.
ASP.NET, .NET, C#, MS SQL
3mo
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Software Developer/Data Scientist (Interdisciplinary) - Direct Hire Authority
Dahlgren, Virginia, United States
$101k-$159k/yr OnsiteFull Time
1+ YOEOne year of specialized experience developing, securing, or maintaining software and architectures, plus qualifications in computer engineering, computer science, or data science. U.S. citizenship and SCI clearance required.
Python, R, Java, C#, Visual Studio, AWS, CI/CD, Kubernetes, GitLab, ArcGIS Pro, Agile, SCRUM, Computer Vision, Natural Language Processing, LLMs, DevSecOps
1mo
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Principal / Sr. Principal Software Engineer [TS SCI]
Stafford, Virginia, United States
$114k-$213k/yr OnsiteFull Time
5+ YOETS/SCI clearance required, programming in Java, C, bash, Python; experience with Windows and RHEL; IAT Level II (e.g., Security+); familiarity with Nessus, HBSS, ACAS; minimum ~5+ years experience depending on degree level.
Java, C, bash, python, Windows, RHEL, Nessus, HBSS, ACAS, Java Swing, Tomcat, JBoss, Wildfly, JDBC, SQL, MySQL, JEE, JNI, JNDI, JMS, Servlet/JSP, EJB/JPA, Hycu, Nutanix, VMWare, Elastic Search Stack (ELK), HTML, JavaScript, CSS, Angular, DISA STIGs, Bamboo, Stash, GIT, Subversion
1mo
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Java/Full-stack Engineer - Security Engineer
Charlotte or Richmond or Atlanta or Raleigh
$125k-$150k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent, 5+ years in security engineering, advanced cybersecurity knowledge, SDLC security experience, threat modeling and security testing, and experience implementing complex information security technologies.
Java, J2EE, JEE, Spring Boot, Spring Cloud, OpenFeign, Config, SQL, OpenShift, Kubernetes, REST APIs, SOAP, WSDL, Apache Kafka, Maven, TypeScript, Node.js, React, GitLab CI, SonarQube, Helm, SQL Server, DB2, JPA/Hibernate, mTLS, JKS/PKCS12, SSL, JFrog Artifactory, GitHub Copilot, GitLab Duo, ChatGPT, BPMN, DMN
2mo
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Analytic Support/ Software Sustainment and Engineer
Quantico or Dayton
OnsiteFull Time
5+ YOEBachelor's plus 5+ years in software engineering and sustainment including maintenance, databases, requirements analysis, defect triage, version control, scripting, test/validation, and secure environment experience. TS/SCI required.
3mo
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Embedded Design Engineer
King George or Dahlgren
OnsiteFull Time
3+ YOEEmbedded software engineer with BS in computer/electrical engineering, 3+ years embedded software experience, security clearance eligibility, citizenship required.
Git, GitLab, Jenkins, TCP/IP, GUI development, C/C++, Java, C#
1mo
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Site Reliability Engineer
Jersey City or McLean or Richmond
HybridFull Time
6+ YOEBachelor's or Master's (or equivalent), 6+ years software/systems engineering with >=4 years in SRE or production/platform reliability, strong Linux/Unix and networking knowledge, experience with SLIs/SLOs, observability, automation, chaos engineering, incident management, and familiarity with AWS and secure/gov environments.
AWS, Codex, Claude, Chaos Monkey, Gremlin, LitmusChaos, Snowflake, Redshift, Apache Iceberg, Go, C, Java, Linux/Unix
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