Key skills
CI/CDKubernetesGitLabOpenShiftSecure Software Development Lifecycle (SDLC)FortifyJFrog XrayOWASP ZAPAI model integrationAutomated unit testingAutomated integration testingAILLMAgenticJiraConfluenceSDLCCommunicationOWASP
About this role
Rackner is seeking a Senior Software Engineer to design, build, test, and deliver secure mission-planning and decision-support software for a Department of Defense customer. This role involves broader ownership across application engineering, secure CI/CD, containerized deployment, automated testing, cybersecurity remediation, and AI-capability integration.
Responsibilities:
- Design, develop, test, and integrate new software capabilities
- Build and maintain secure CI/CD workflows using GitLab and related development systems
- Support containerized application deployment through OpenShift and Kubernetes
- Apply secure software-development lifecycle practices throughout delivery
- Integrate AI models and support capabilities involving LLM assistants, retrieval-augmented generation, and agentic AI
- Develop unit, integration, and system-level tests
- Use automated security tools such as Fortify, JFrog Xray, and OWASP ZAP
- Investigate vulnerabilities and support cybersecurity remediation
- Participate in code reviews, technical reviews, and solution-design discussions
- Create software-design documents, sequence diagrams, workflow descriptions, and test reports
- Communicate progress, blockers, risks, and schedule concerns to technical and program stakeholders
- Collaborate with customer technical leads in remote and onsite settings
Requirements:
- Bachelor's degree in computer science or a related field
- 10+ years of professional software-engineering experience
- Hands-on work with CI/CD, Kubernetes, GitLab, and OpenShift
- Strong understanding of secure SDLC practices
- Familiarity with Fortify, JFrog Xray, or comparable security-scanning tools
- Background integrating AI models or AI-enabled capabilities into applications
- Skill building automated unit and integration tests
- Clear technical documentation and stakeholder communication
- Active final DoD Secret clearance required
- OWASP ZAP or comparable application-security testing tools
- Artifactory or similar artifact-management platforms
- LLM assistants, retrieval-augmented generation, or agentic-AI components
- Jira, Confluence, and Slack in a structured development environment
- Software delivery supporting defense, national-security, or other regulated missions
- Customer-provided development systems and secure internal networks