Staff Software Engineer, Model Based

Merlin Labs•Boston or Remote, MA

5d•Onsite

About The Position

Merlin is seeking a Staff Software Engineer to design, implement, test, and certify flight-critical autonomy algorithms for next-generation aerospace systems. In this role, you will develop model-based flight software using MathWorks tools and support the full lifecycle of DO-178C compliant development.

Requirements

Bachelor’s or Master’s degree in Electrical Engineering, Aerospace Engineering, Computer Engineering, Computer Science, or related fields.
10+ years of experience developing embedded or safety-critical software.
Extensive experience with Simulink, Stateflow and Embedded Coder for safety critical software development.
Experience with Simulink Check, Simulink Code Inspector, Simulink Test and Polyspace Bug Finder
Strong experience with requirements management, including authoring high-quality software requirements, maintaining traceability, and using tools such as DOORS, Jama, or Polarion.
Working knowledge of DO-178C, including hands-on experience with DO-331.
Experience with CI/CD environments and automated model/code quality checks.
Experience developing embedded flight software using C/C++ and integrating auto-generated code with manual code
Experience performing HIL testing, automated test execution, troubleshooting integration issues and analysis of flight test data.
Experience with MATLAB scripting, tool automation, and test automation

Responsibilities

Design and develop flight-critical software using Simulink, Stateflow, and related MathWorks tools for model-based design.
Define software architecture, modeling standards, and development workflows aligned with DO-178C and DO-331.
Create, maintain and review software requirements, models and auto-generated code.
Ensure robustness and traceability through requirements-based design, verification, and certification artifact production.
Collaborate with engineers from cross functional groups such as systems, safety, hardware, flight controls, and flight test to ensure product and program level needs are met.
Support integration into CI pipelines, including model checks, code generation, static analysis, and automated verification.
Contribute to planning and execution of SOI audits and certification reviews.
Create and maintain comprehensive documentation for software requirements, architecture and design decisions
Support hardware-in-the-loop (HIL), processor-in-the-loop (PIL), and flight testing activities.