Forward Deployed Engineer (TS/SCI Clearance Required)

Vannevar builds AI systems for the Department of War's most consequential missions. We have 125 deployments across every branch and combatant command spanning our core platform and five distinct products. An an example of how we work, when major combat operations started with Iran, we fielded a new product supporting 24/7 operations and 9,000+ users in three months. How we build is our advantage: we deploy forward with the people who own the mission. Our engineers, product team, and CTO deploy forward to the point of friction, including visiting units in Ukraine. We focus on embedding directly with operational units supporting great power competition with China, combat operations with Iran, and counter-narcotics missions. About the role Our Mission teams operate like small startups within the Vannevar Labs umbrella. As a Forward Deployed Engineer (FDE), you will serve as the technical owner for a mission and its associated customer engagements. You will work directly with operators, analysts, and technical stakeholders supporting national security missions, owning the architecture, development, deployment, and fielding of software solutions tailored to real-world operational needs. In this role, you will act as a senior technical counterpart to customer stakeholders — translating mission requirements into scalable software, navigating government technical environments, and ensuring capabilities are delivered reliably into production. You will collaborate closely with product, design, platform engineering, and mission teammates to deliver high-impact outcomes, while remaining a hands-on individual contributor. What you'll do Architect, build, and own software solutions deployed directly to customer environments in support of mission-critical use cases Serve as the primary technical point of contact for customer stakeholders, engaging with senior technical leaders to understand mission needs and represent Vannevar’s technical approach Own end-to-end technical delivery for your mission workstreams, from requirements gathering and system design through implementation, deployment, and sustainment Contribute hands-on code to improve product capabilities, performance, and scalability across customer use cases Build software that enables users to unlock value from large-scale data holdings, including text, multimedia, and geospatial datasets spanning over 46 languages Collaborate with cross-functional partners — including engineers, product designers, and mission domain experts — to plan and deliver complex software features Support government-facing technical artifacts as needed, including input to RFIs, RFPs, Statements of Work, and white papers Navigate and integrate with government IT ecosystems, ensuring solutions meet security, compliance, and operational constraints This is a fully remote role, but traveling is required - travel up to 20–30% to engage directly with mission owners and deliver capabilities in the field What you should have 5+ years as a Full Stack Developer including familiarity with relational databases (like Postgres), caching technologies (like Redis), object storage systems (like S3), and modern front-end frameworks (like React) Experience developing and deploying software compliant with DoD Risk Management Framework (RMF) Experience interfacing with government owned IT systems (for example, data platforms, IdAM providers, SIEM, CDSs, etc) Experience working with government IT and program offices to scope technical requirements, architecture, and integrations Experience working with end users to scope mission requirements, conduct user testing, and gain product feedback Excellent communication and teamwork skills Must hold an active U.S. TS Security clearance with SCI Eligibility What we offer Comprehensive Benefits We’re proud to offer competitive benefits that support our employees. Some key highlights of our benefits package include: Health, dental, and vision insurance Remote friendly with WeWork access Unlimited PTO, shared downtime during the federal holiday calendar, and company-wide off time at the end of each year 401(k) match Lifestyle & wellbeing stipends Salary top-up during military reserve duty Fully paid parental leave Child and pet care reimbursement during travel Vannevar is an equal opportunity employer, and qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, protected veteran status, or disability status. We encourage candidates from all backgrounds to apply, even if you don't feel like you're a perfect fit. If you're passionate about contributing to our mission, we'd love to hear from you! IMPORTANT NOTICE We are committed to protecting the privacy of all applicants. Official emails from the company will come from an @vannevarlabs.com domain. Under no circumstances will a legitimate representative from our company contact you to request passwords, financial information, or other sensitive personal data. Please be vigilant of potential scams.