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Senior/Principal Mission Software Engineer

Hermeus· Engineering – Mission Systems
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Hybrid (Atlanta, GA / Los Angeles, CA)$128.3k - $156.8kFull-timePosted 1w ago

About the role

Senior/Principal role developing the Mission Management System for Hermeus aircraft and ground systems. Hands-on technical leadership across software, avionics, communications, autonomy, simulation, and flight operations to architect, build, integrate, and validate critical platform components.

Responsibilities

  • Own major Mission Management System capabilities from architecture through integration, testing, and operational use
  • Design and develop high-performance C++ software for command and control, telemetry, mission workflows, and subsystem coordination
  • Define scalable architectures, interfaces, APIs, protocols, and message schemas
  • Integrate autonomy services, sensors, payloads, radios, tactical datalinks, and third-party systems
  • Make technical decisions involving performance, reliability, latency, fault tolerance, and extensibility
  • Diagnose complex issues across distributed software, networks, embedded hardware, avionics, and communications systems
  • Partner with systems, avionics, autonomy, networking, flight-test, and operations teams
  • Build and improve simulation, software-in-the-loop, hardware-in-the-loop, and system-integration environments
  • Lead design reviews, code reviews, technical trade studies, and integration activities
  • Identify technical risks and drive solutions in evolving requirement environments
  • Mentor engineers and establish strong software architecture and development practices
  • Support ground and flight-test campaigns, including real-time troubleshooting

Qualifications

  • Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, Software Engineering, or a related field
  • 7+ years of professional software-development experience for Senior-level consideration
  • 10+ years of relevant experience, or an equivalent record of technical leadership and impact, for Principal-level consideration
  • Advanced proficiency with modern C++, including C++17 or newer
  • Experience designing and delivering complex, production-quality software systems
  • Strong knowledge of concurrency, memory management, software architecture, and performance-oriented development
  • Experience with distributed, real-time, embedded, robotic, aerospace, or other hardware-connected systems
  • Experience with TCP, UDP, multicast, and socket-level network programming
  • Ability to define architectures, interfaces, protocols, and system boundaries in ambiguous environments
  • Experience integrating software with hardware, external services, or independently developed subsystems
  • Strong debugging skills across software, networking, and hardware interfaces
  • Ability to clearly communicate technical decisions, risks, and tradeoffs across multidisciplinary teams
  • Demonstrated ownership through design, implementation, integration, testing, and deployment

Skills

Required:C++ (modern)Distributed systemsNetworkingSystems integrationArchitecture design

Benefits

  • Health & Wellness: 100% employer-paid healthcare and pet insurance
  • Financial: Competitive pay, stock options, 401(k) retirement plan, and potential year-end bonuses
  • Time Off: Paid parental leave, 12 federal holidays, unlimited PTO for exempt employees, and generous accrued PTO for non-exempt employees
  • Office Perks: Weekly paid office lunches and fully stocked breakrooms
Last updated Oct 21, 2026. Interested? Apply on the company site.
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About Hermeus

Building the world's fastest aircraft.

Building the world's fastest aircraft.

aerospacehigh-speed aircrafthypersonic aircrafthigh-Mach aircraft
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