This position is posted by Jobgether on behalf of Vannevar Labs . We are currently looking for a Senior Software Engineer, Identity in United States . Join a mission-driven team at the forefront of national security, building the critical infrastructure that powers authentication and access control across a fast-growing suite of enterprise tools. As a Senior Software Engineer focused on Identity, you’ll shape the future of secure login experiences, API protection, and user access systems. You’ll lead efforts to craft scalable authentication and authorization architectures, influence company-wide security practices, and collaborate with cross-functional teams to deliver high-impact capabilities. This is a fully remote opportunity, ideal for those who thrive at the intersection of infrastructure, security, and real-world mission impact.

Accountabilities: Design, implement, and maintain authentication (AuthN) and authorization (AuthZ) systems using open-source tools like Keycloak and OpenFGA. Define API-level security strategies and lead implementation of robust identity workflows across 10+ enterprise products. Build and maintain user management systems, including SSO flows, login interfaces, and access control mechanisms. Partner with the Information Security team to ensure compliance with Department of Defense (DoD) security requirements. Collaborate with the Mission team to deliver seamless, secure user experiences. Mentor junior engineers and play a key role in defining the technical roadmap for identity systems. Serve as a subject matter expert on secure identity architectures, driving adoption of best practices across the organization. Requirements 8+ years of full-stack engineering experience, with a strong track record of building secure, scalable infrastructure. Deep knowledge of authentication protocols such as OIDC and SAML, and experience integrating with identity providers like Okta or Microsoft Entra ID. Strong foundation in modern AuthZ models such as RBAC, ABAC, Google Zanzibar, UMA, or ACL-based access control. Experience deploying and managing identity systems with open-source technologies like Keycloak and OpenFGA. Proven leadership skills, including mentoring and roadmap development in cross-functional environments. Ability to architect reliable backend systems that connect seamlessly with user-facing components. U.S. Person status required due to access to U.S.-only data systems. Passion for mission-driven work and secure-by-design software engineering. Benefits Competitive salary: $190,000 – $210,000 annually Equity compensation and 401(k) match Fully remote-first company with national WeWork access Comprehensive health, dental, and vision insurance Unlimited PTO with generous vacation and holiday policies Monthly lifestyle stipends (wellness, mental health, fitness, remote work setup) Parental leave fully paid; family planning assistance Military reserve duty salary top-up Child and pet care reimbursement during business travel Inclusive and supportive culture that welcomes candidates from all backgrounds

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching. When you apply, your profile goes through our AI-powered screening process designed to identify top talent efficiently and fairly: Our AI evaluates your CV and LinkedIn profile thoroughly, analyzing your skills, experience, and achievements. It compares your profile to the job’s core requirements and past success factors to determine your match score. Based on this analysis, we automatically shortlist the 3 candidates with the highest match to the role. When necessary, our human team may perform an additional manual review to ensure no strong profile is missed. This process is transparent, skills-based, and free of bias — focusing solely on your fit for the role. Once the shortlist is completed, we share it directly with the company that owns the job opening. The final decision and next steps (such as interviews or additional assessments) are then made by their internal hiring team. Thank you for your interest!

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