R&D DevSecOps Engineer

<p><strong>Software/AI Developer & DevSecOps Engineer. R&D</strong></p>

<p><strong>Location:</strong> United States<br><strong>Work Model:</strong> Remote<br><strong>Clearance:</strong> U.S. citizenship required. Active Secret clearance preferred; candidates must be eligible to obtain and maintain a U.S. government security clearance.<br><br></p>

<p><strong>Build Secure, AI-Enabled Mission Software</strong></p>

<p>Rackner is seeking a Software/AI Developer & DevSecOps Engineer.  R&D to build mission-focused applications, AI-enabled development tools, and secure software-delivery pipelines for government and defense customers.<br>This is a hands-on role spanning software engineering, generative AI, application modernization, and DevSecOps. You will develop working software while creating the controls needed to use AI coding agents safely in secure government environments.<br><br></p>

<p><strong>What You’ll Do</strong></p>

<ul>

<li>Build backend services, APIs, data workflows, and AI-enabled applications.</li>

<li>Develop model-agnostic coding agents and LLM workflows with human approval, prompt history, auditability, and controlled tool access.</li>

<li>Enforce architecture, UX, cybersecurity, testing, and deployment standards through automated policies and CI/CD controls.</li>

<li>Generate and maintain technical documentation, architecture diagrams, API documentation, and software bills of materials.</li>

<li>Use AI-assisted analysis to assess and modernize application portfolios through replatforming, refactoring, retirement, preservation, or API wrapping.</li>

<li>Integrate human- and AI-generated code into automated quality, functional, security, accessibility, and compliance testing.</li>

<li>Build hardened AI development environments using approved tools, isolated execution, restricted permissions, and secure containers or virtual machines.</li>

<li>Develop Platform One-compatible workflows that enforce Iron Bank images, approved cloud services, and Party Bus deployment requirements.</li>

<li>Connect user feedback, behavior telemetry, logs, metrics, and platform context to agents that identify issues and prepare reviewed pull requests.</li>

<li>Build platform-security automation that finds vulnerabilities and configuration risks, recommends fixes, and produces compliance evidence.</li>

<li>Collaborate with software, platform, cybersecurity, and mission teams to move R&D prototypes toward operational use.</li>

</ul>

<p><strong> </strong><strong>What You’ll Bring</strong></p>

<ul>

<li>Strong software development experience, particularly with Python.</li>

<li>Experience building backend services, APIs, integrations, or data-driven applications.</li>

<li>Experience with generative AI, LLM applications, coding agents, or AI-assisted software development.</li>

<li>Experience with DevSecOps, CI/CD, cloud-native development, or platform engineering.</li>

<li>Familiarity with Docker, Kubernetes, Git, automated testing, security scanning, and infrastructure-as-code.</li>

<li>Understanding of application architecture, secure coding, code review, debugging, and software supply-chain security.</li>

<li>Ability to independently take an evolving technical problem from concept through implementation and demonstration.</li>

<li>S. citizenship and the ability to obtain and maintain a government security clearance.</li>

</ul>

<p><strong> </strong><strong>Helpful Experience</strong></p>

<ul>

<li>Active Secret clearance or higher.</li>

<li>Experience with Platform One, Party Bus, Big Bang, Iron Bank, or DoD software factories.</li>

<li>Experience with OpenCode, Codex, Claude Code, LangGraph, LangChain, LlamaIndex, or similar agentic-development tools.</li>

<li>Experience with FastAPI, Prefect, Temporal, PostgreSQL, vector databases, or event-driven systems.</li>

<li>Experience with AWS, Azure, Helm, Terraform, GitLab CI, GitHub Actions, or Argo CD.</li>

<li>Familiarity with NIST SP 800-53, RMF, DISA STIGs, CMMC, cATO, or other DoD cybersecurity requirements.</li>

<li>Experience with SAST, DAST, SBOM generation, dependency scanning, observability, or automated remediation.</li>

<li>Experience modernizing legacy systems or developing software for classified, disconnected, or constrained environments.</li>

<li>Experience supporting defense, C2, ISR, mission planning, autonomy, or other national security missions.</li>

</ul>

<p><strong>What Success Looks Like</strong></p>

<p>Success means delivering software and AI-assisted engineering workflows that are functional, secure, explainable, maintainable, and deployable. You will help shorten the path from mission need to operational capability while ensuring AI-generated changes remain controlled, tested, traceable, and subject to human review.<br><br></p>

<p><strong>About Rackner</strong></p>

<p>Rackner builds mission-critical systems for the U.S. government across software engineering, AI/ML, DevSecOps, cloud platforms, distributed systems, and application modernization.<br><br></p>

<p><strong>Benefits & Perks</strong></p>

<ul>

<li>Company-supported technical certifications</li>

<li>Clear advancement and leadership opportunities</li>

<li>401(k) with 100% match up to 6%</li>

<li>Comprehensive medical, dental, vision, life, and disability coverage</li>

<li>Generous PTO and paid holidays</li>

<li>Home-office equipment and remote-work support</li>

<li>Fitness and wellness reimbursement</li>

<li>Weekly pay and team events</li>

</ul>

<p><strong> </strong></p>

<p><strong>Equal Opportunity</strong></p>

<p>Rackner is an equal opportunity employer and considers all qualified applicants without regard to any legally protected characteristic.</p>

<p> </p>