Senior Flight Systems Engineer - Spacecraft & Hypersonics

Cimarron Software Services, Inc.; Seal Beach (CA); On-site; USD 225,000 - 300,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401(k) contributions

Educational reimbursement

Job summary

Cimarron Software Services, Inc. is seeking a Senior Flight Systems Engineer to rapidly prototype, develop, and field novel space and hypersonic capabilities. You will design GN&C algorithms, build high‑fidelity simulations, implement and test flight software, and support integration and flight test in atmospheric and space environments.

The role requires 20+ years of related experience or equivalent education, U.S. citizenship, and the ability to obtain a security clearance.

Qualifications

• U.S. citizenship and ability to obtain a U.S. security clearance.
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• Background check and drug screening required.
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• BS degree in Engineering or related field (or US-equivalent).
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• Experience with GN&C, dynamics simulations, and flight software.
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• Strong MATLAB/Simulink and C/C++ development skills.
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Responsibilities

• Design, implement, and verify guidance, navigation, and control algorithms for spacecraft and hypersonic platforms.
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• Develop 6-DOF dynamics simulations and analysis tools for mission assessment.
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• Implement GN&C software and integrate with testbeds and avionics.
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• Apply astrodynamics to mission design and trajectory optimization.
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• Support flight test planning and troubleshooting of anomalies.
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• Collaborate with cross-functional teams and communicate tradeoffs.
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Skills

GN&C algorithms

MATLAB

Simulink

C/C++

Python

Astrodynamics

Flight software

Spacecraft experience

Education

Bachelor's degree in Engineering or related field

Tools

MATLAB

Simulink

C/C++

Python

Job description

Cimarron Software Services, Inc. is seeking a Senior Flight Systems Engineer to rapidly prototype, develop, and field novel space and hypersonic capabilities. You will design GN&C algorithms, build high‑fidelity simulations, implement and test flight software, and support integration and flight test in atmospheric and space environments.

The role requires 20+ years of related experience or equivalent education, U.S. citizenship, and the ability to obtain a security clearance.