Our Reston team is seeking a mid-level Rust Developer to build and optimize production software supporting simulation, optimization, and decision support in mission-focused environments. This role is for someone who can work in a large Rust codebase, collaborate closely with researchers and engineers to translate complex algorithms and technical concepts into performant, reliable software, and integrate those capabilities with backend services, databases, frontend applications, and supporting infrastructure. The strongest candidates will bring experience developing production-grade, performance-sensitive software in Rust, strong software engineering fundamentals, and the technical judgment to optimize computationally intensive code while helping move research-driven capabilities into maintainable operational systems. Key Responsibilities • Work in a large production codebase in Rust • Optimize algorithmic Rust code • Support Infrastructure and connections with frontend, database, and other services Required Qualifications • Bachelor's degree in computer science, mathematics, physics, applied math, or related field • At least 3 years of industry experience • Experience in writing production-grade performance-sensitive software in Rust • Experience building backend services with tools like Axum • Experience with async code with tools such as Tokio • Ability to work effectively with researchers, engineers, and end users to translate technical concepts into usable software • Familiarity with full-stack web application development in any frameworks/languages • U.S. CITIZENSHIP REQUIRED; successful candidates will be subject to a security investigation and must meet eligibility requirements for access to classified information • Ability to obtain an Interim Security Clearance Desired Qualifications • Active Security Clearance • Experience with Java, Python, and Typescript/React • Experience writing optimized parallel code and GPU code Position Location: Reston, VA *The selected individual(s) will be required to work from the Reston, VA office 5 days a week Perks and Benefits • Medical, Dental and Vision Insurance • Accompanying FSA and HSA options • Additional Voluntary Benefits • Paid Time Off • 9 Observed Holidays and 2 Floating Holidays • Paid Parental Leave • Tuition Reimbursement • Relocation Assistance • Professional Development Reimbursement • Annual Salary Reviews • Profit Sharing • 401(k) Traditional and Roth Options • Gym and Fitness Reimbursement • Employee Assistance Program • Employee Referral Program