Full Stack Software Engineer; Jr​/Mid​/Sr LLC

U.S. Citizenship is required.

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Aardvark is seeking Full Stack Software Engineers at the Junior, Mid, and Senior levels to support several new, space-centric programs across the DoW and IC. We are looking for engineers who thrive in a fast-paced startup environment, enjoy solving hard problems, and want to help modernize how the warfighter receives and exploits space-based capabilities. Our culture is simple: work hard, solve real problems, build things that matter.

This position is hybrid with flexibility between in-office and remote work. Occasional travel and on-site integration events will be required.

• Manassas, VA
• Denver, CO
• Other locations considered for exceptional candidates

As a Full Stack Software Engineer at 1

Aardvark, you will:

• Build modern full-stack applications in support of space mission systems
• Integrate and modernize legacy space-related ground and flight software
• Develop distributed applications leveraging microservices, cloud-native architectures, and Distributed Ledger Technology (DLT)/consensus frameworks
• Support on-orbit and ground system integration & test, including emulation, simulation, and interface validation
• Implement Dev Sec Ops  pipelines, automated testing, and secure software practices
• Develop modern UI/UX interfaces for mission operators and analysts
• Work closely with space system engineers, mission integrators, and operations teams
• Contribute to a mission-focused engineering culture where your ideas truly shape the product

• Ability to obtain at least a Secret security clearance
• U.S. Citizen
• Bachelor’s degree in Computer Science or related STEM discipline
  • Substitutions: 4 years of relevant experience may substitute for a degree
• Experience developing in C++, C#, Rust, Python, or Go
• Experience with SQL/No
  
  SQL database design and integration
• Experience with cloud services (AWS, Azure, or Gov Cloud variants)
• Experience with Git Hub, Jira, and Confluence
• Ability to travel up to 10%

• Bachelor’s degree OR equivalent experience
• Foundation in object-oriented or systems programming (C++, Rust, C#, etc.)
• Familiarity with containerization (Docker), REST APIs, or microservices
• Exposure to embedded development or cloud development is a plus
• Strong desire to learn space-domain systems, DLT, Dev Sec Ops , and distributed architectures

• Bachelor’s + 3+ years, Master’s + 2+, or PhD + 0 years
• Proven experience with full-stack or distributed system development
• Hands-on experience with cloud-native services, CI/CD pipelines, or container orchestration (Kubernetes)
• Experience integrating with legacy or mission-critical software systems
• Experience with embedded Linux or edge processing (e.g., Raspberry Pi, Jetson, Zynq)

• Bachelor’s + 8+ years, Master’s + 6+, PhD +3+ years
• Demonstrated technical leadership across software modernization or distributed systems
• Experience architecting microservices, APIs, message buses, and high-availability systems
• Familiarity with DLT/consensus algorithms (Raft, custom DLT implementations)
• Expertise integrating and testing software for space-based or ground mission systems
• Ability to mentor junior engineers and guide design decisions
• Experience with DoD/IC programs, ATO processes, or Dev Sec Ops  on classified systems

• Existing security clearance (TS/SCI preferred)
• Experience supporting SDA, USSF, MDA, AFRL, or NRO programs
• Experience building software for spacecraft, OPS software, or flight/ground segment integration
• Experience with high-performance computing, distributed processing, or real-time systems
• Experience with performance tuning and resource-constrained environments
• Experience with Dev Sec Ops , IaC, and automated test frameworks in DoD environments
• Familiarity with DLT, blockchain, or consensus protocols
• Experience with modern UI/UX frameworks (React, Vue, Svelte, Blazor, etc.)

Employees at 1

Aardvark may be eligible for discretionary bonuses that recognize individual contributions and share in the company’s success. We also offer a comprehensive benefits package including health, life, and disability insurance; 401(k); paid holidays; and PTO.

This position is contingent upon contract award
, with an anticipated start date of January 2026
, subject to change based on business needs and candidate availability.

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Aardvark, LLC is an Equal Opportunity Employer.

Salary Range: Dependent on unique qualifications and location.