{"schemaVersion":"jobsearcher.job.v1","id":"cd4d0b38fc6c1255c13bf07a","url":"https://jobsearcher.com/jobs/cd4d0b38fc6c1255c13bf07a","canonicalUrl":"https://jobsearcher.com/jobs/cd4d0b38fc6c1255c13bf07a","title":"Simulation Engineer","description":"Overview\nIn this role you will build and operate closed-loop spacecraft test platforms (6DOF, SITL, HITL) to validate satellite buses. You’ll work with cross-functional teams to create realistic simulation environments, automate workflows, and derive insights from test data. Your work supports reliable deployment and operation of Apex’s satellite platforms at scale. This role offers impact across aerospace systems and hands-on problems in a fast-paced, collaborative setting.\n\nCompensation / Benefits100% company-paid medical, dental, and vision$100k life insurancePTO 15–20 days + 10 holidays401(k) with generous matching8 weeks paid parental leave and childcare reimbursementdaily catered lunch and unlimited snacks\nResponsibilitiesOwn closed-loop spacecraft simulation platforms from design to deploymentDevelop and maintain core simulation capabilities (scheduling, data routing, diagnostics, configuration, Monte Carlo)Develop and maintain simulation models, emulators, and hardware/software interfaces with units under testCollaborate with cross-functional teams to define test requirements and procedures, and execute testsAnalyze test data, identify trends, and propose model improvementsCreate tools to automate simulation workflows, data analysis, and test reportingDebug complex interactions between units under test and simulationHelp shape long-term technical architecture and roadmap for simulation platforms\nKey requirements3+ years experience developing closed-loop simulation tools (6DOF, SITL, PITL, HITL)Proficiency in C/C++, Rust, PythonExperience in Linux environmentsFamiliarity with testing frameworks, Docker, CI/CD pipelines, and agile developmentExperience with physics-based simulation models for closed-loop systemsExperience emulating and integrating virtual sensors/actuators with serial, network, and I/O interfacesExperience with data analysis, automation tools, and pipeline developmentStrong analytical and problem-solving skills; excellent communication; able to work independentlyExcellent verbal and written communicationStrong analytical mindset and attention to detailAbility to work independently and deliver in a fast-paced environmentC/C++, Rust, PythonLinuxDocker","company":"Apex Technology","rawCompany":"apex technology","city":"Long Beach","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-09-15T05:03:10.340Z","occupations":[{"code":"17-2011.00","title":"Aerospace Engineers","slug":"aerospace-engineers"},{"code":"17-3021.00","title":"Aerospace Engineering and Operations Technologists and Technicians","slug":"aerospace-engineering-and-operations-technologists-and-technicians"},{"code":"17-2199.00","title":"Engineers, All Other","slug":"engineers-all-other"}],"industries":[{"code":"336414","title":"Guided Missile and Space Vehicle Manufacturing","slug":"guided-missile-and-space-vehicle-manufacturing"},{"code":"541715","title":"Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)","slug":"research-and-development-in-the-physical-engineering-and-life-sciences-except-nanotechnology-and-biotechnology"},{"code":"927110","title":"Space Research and Technology","slug":"space-research-and-technology"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Simulation Engineer","description":"Overview\nIn this role you will build and operate closed-loop spacecraft test platforms (6DOF, SITL, HITL) to validate satellite buses. You’ll work with cross-functional teams to create realistic simulation environments, automate workflows, and derive insights from test data. Your work supports reliable deployment and operation of Apex’s satellite platforms at scale. This role offers impact across aerospace systems and hands-on problems in a fast-paced, collaborative setting.\n\nCompensation / Benefits100% company-paid medical, dental, and vision$100k life insurancePTO 15–20 days + 10 holidays401(k) with generous matching8 weeks paid parental leave and childcare reimbursementdaily catered lunch and unlimited snacks\nResponsibilitiesOwn closed-loop spacecraft simulation platforms from design to deploymentDevelop and maintain core simulation capabilities (scheduling, data routing, diagnostics, configuration, Monte Carlo)Develop and maintain simulation models, emulators, and hardware/software interfaces with units under testCollaborate with cross-functional teams to define test requirements and procedures, and execute testsAnalyze test data, identify trends, and propose model improvementsCreate tools to automate simulation workflows, data analysis, and test reportingDebug complex interactions between units under test and simulationHelp shape long-term technical architecture and roadmap for simulation platforms\nKey requirements3+ years experience developing closed-loop simulation tools (6DOF, SITL, PITL, HITL)Proficiency in C/C++, Rust, PythonExperience in Linux environmentsFamiliarity with testing frameworks, Docker, CI/CD pipelines, and agile developmentExperience with physics-based simulation models for closed-loop systemsExperience emulating and integrating virtual sensors/actuators with serial, network, and I/O interfacesExperience with data analysis, automation tools, and pipeline developmentStrong analytical and problem-solving skills; excellent communication; able to work independentlyExcellent verbal and written communicationStrong analytical mindset and attention to detailAbility to work independently and deliver in a fast-paced environmentC/C++, Rust, PythonLinuxDocker","datePosted":"2026-09-15T05:03:10.340Z","dateModified":"2026-09-15T05:03:10.340Z","hiringOrganization":{"@type":"Organization","name":"Apex Technology","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Long Beach","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"cd4d0b38fc6c1255c13bf07a"},"url":"https://jobsearcher.com/jobs/cd4d0b38fc6c1255c13bf07a"}}