Simulation Test Engineer at ALTEN Technology USA in Ann Arbor, MI

We’re ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life—from advancing space exploration and life-saving medical devices to building autonomous electric vehicles. With 3,000+ experts across North America, we partner with leading companies in aerospace, medical devices, robotics, automotive, commercial vehicles, EVs, rail, and more. As part of the global ALTEN Group—57,000+ engineers in 30 countries—we deliver across the entire product development cycle, from consulting to full project outsourcing. When you join ALTEN Technology USA, you’ll collaborate on some of the world’s toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits. We take pride in fostering a culture where employees feel valued, supported, and inspired to grow. Job Description: We are seeking a Simulation & Scenario Engineer to support Level 3 and Level 4 automated driving development through scenario-based validation and virtual testing. This role focuses on designing, building, and executing complex driving scenarios from scratch in simulation environments, with a strong emphasis on safety, robustness, and edge-case handling. The ideal candidate has hands-on experience in ADAS or autonomous driving simulation and understands system behavior in complex, safety-critical environments. Education: BS or MS Degree in Computer Science, Robotics, Automotive Engineering, Systems Engineering, or equivalent. Experience Requirements: 3+ years (Level 3 focus) or 5+ years (Level 4 focus) in ADAS or autonomous driving environments. Proven experience creating simulation scenarios from scratch (not limited to log replay). Strong exposure to scenario-based validation and system behavior evaluation. Experience working within defined ODDs (Operational Design Domains). Safety-related experience (simulation validation, safety analysis, system behavior modeling). Strong Python development experience in Linux environment (CLI-based workflows). Hands-on experience with simulation tools such as: Applied Intuition MATLAB / Simulink CARLA LGSVL Simulator Or equivalent platforms Key Responsibilities: Design and build autonomous driving simulation scenarios from scratch. Recreate real-world traffic situations across different environments (urban, semi-urban, highway). Configure and control dynamic agents (vehicles, pedestrians, cyclists, traffic actors) programmatically. Develop, modify, and maintain Python scripts to generate and execute simulation pipelines. Execute simulations via command-line interfaces and manage configurations. Assess system behavior with strong focus on: Safety Robustness Edge-case handling Fallback / takeover logic (Level 3) Full autonomy behavior (Level 4) Identify unrealistic, unsafe, or inconsistent behaviors and support corrective improvements. Support validation, verification, and safety compliance activities (e.g., ISO 26262 awareness). Collaborate cross-functionally with perception, planning, controls, and safety teams. Document simulation assumptions, configurations, and validation results. Profile: Simulation Engineer – ADAS / Autonomous Driving Mid to Senior Level Strong analytical and systems-thinking mindset Safety-oriented and detail-driven Hands-on and technically proactive Comfortable working in fast-paced, agile environments Must Have: Experience building simulation scenarios from scratch. Strong exposure to ADAS or autonomous driving systems. Solid Python scripting experience. Comfortable working in Linux and command-line environments. Experience configuring and controlling simulation agents programmatically. Understanding of vehicle behavior in safety-critical and complex environments. Ability to debug and modify simulation models and scripts. Experience collaborating in cross-functional engineering teams. Good to Have: Experience in Level 3 takeover/fallback validation. Experience in Level 4 urban autonomy or robotaxi programs. Exposure to edge-case generation and scenario explosion methodologies. Knowledge of ISO 26262 or automotive safety processes. Experience with perception, planning, or sensor fusion validation. Experience in large-scale simulation automation pipelines. Experience working in global or multicultural teams. Ability to mentor junior engineers. ALTEN Technology is an Equal Opportunity Employer. Our Policy is to extend opportunities to qualified applicants and employees on an equal basis regardless of an individual’s age, race, color, sex, religion, national origin, disability, sexual orientation, gender identity/expression or veteran status. Please beware of job seeker scams and see this important notice on our careers page for more information about our recruiting process. Compliance Notice: Alten USA is a federal contractor subject to the requirements of the Vietnam Era Veterans’ Readjustment Assistance Act (VEVRAA) and Executive Order 11246. We are an Equal Opportunity Employer and consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status. Drug Screening Requirement: As a federal contractor, Alten USA maintains a drug-free workplace. All candidates selected for employment will be required to successfully complete a pre-employment drug screening as a condition of hire.