Software Engineer HILs jobs in United States
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Hermeus · 3 hours ago

Software Engineer HILs

Hermeus is a high-speed aircraft manufacturer focused on the rapid design, build, and test of high-Mach and hypersonic aircraft for the national interest. The company is seeking a multidisciplinary engineer to develop next generation Hardware-in-the-Loop (HIL) testbeds for hypersonic aircraft, responsible for designing, developing, and maintaining HIL testbeds that validate complex avionics systems.

AerospaceAir TransportationInfrastructureTravel
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Growth Opportunities
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Responsibilities

Design, implement, and maintain HIL test benches including low voltage harnesses
Develop test scripts, models, and automation frameworks to execute and validate embedded control software
Integrate HIL systems with other avionics components
Simulate sensor and actuator interfaces using real-time models and signal conditioning hardware
SIL (Software-in-the-Loop), and HIL test workflows throughout the development lifecycle
Troubleshoot hardware and software issues on the HIL bench and work cross-functionally to resolve defects
Create and maintain test documentation including test plans, test cases, and validation reports
Collaborate with system architects and software engineers to define test coverage and improve test strategies

Qualification

HIL systemsMATLAB/SimulinkEmbedded systemsScripting languagesCommunication protocolsAutomated testing toolsAnalytical skillsAgile developmentSafety-critical systemsProblem-solving skills

Required

Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, Mechatronics, or a related field
2+ years of experience in embedded system or test engineering with HIL systems
Strong knowledge of MATLAB/Simulink and scripting languages (Python, Julia, etc.)
Experience in developing and executing test cases for embedded control systems
Familiarity with communication protocols (CAN, Ethernet, RS-485)
Strong problem-solving and analytical skills

Preferred

Hands-on experience with one of the HIL platforms is a plus (e.g. dSPACE, NI PXI/VeriStand, or Speedgoat with Simulink Real-Time)
Experience in automotive, aerospace, or industrial automation industries
Exposure to Agile development processes and CI/CD pipelines (e.g., Jenkins)
Knowledge of safety-critical systems and relevant standards (e.g., DO-178C, ISO 26262, IEC 61508)
Experience with automated testing frameworks or tools (e.g., ECU-TEST, TestStand)
Experience with requirements-based testing and tools like DOORS, Polarion, or Jama

Company

Hermeus

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Hermeus is developing Mach 5 aircraft to speed up the global transportation network.

Funding

Current Stage
Growth Stage
Total Funding
$215.96M
Key Investors
Sam AltmanUnited States Air ForceNASA
2025-07-30Series B
2024-07-02Series B· $39.96M
2022-03-10Series B· $100M

Leadership Team

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AJ Piplica
Founder, Chief Executive Officer
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Glenn Case
Founder and Chief Technologist
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Company data provided by crunchbase