{"id":746032,"url":"https://alion.io/job/sti-principal-research-engineer","title":"Principal Research Engineer","company":{"id":685934,"name":"Systems Technology","domain":"sti.ai","url":"https://alion.io/company/sti-3","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-12T06:55:09Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Hawthorne, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":157500,"max":189000,"currency":"USD","period":"year","gross":null,"usd_annual":189000},"salary_estimate":null,"experience_years_min":20,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"C++","optional":false},{"name":"MATLAB","optional":false},{"name":"Python","optional":false},{"name":"Simulink","optional":false}],"status":"live","first_seen_at":"2024-11-25T21:19:28Z","employer_posted_date":"2026-02-06","last_verified_at":"2026-10-12T08:21:31Z","board_verified":true,"closed_at":null,"days_open":685,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":685},"description":"Systems Technology Inc. (STI) is a private, employee-owned company (ESOP) that provides engineering consulting and product development with a focus on safety. We are a small company that enjoys many of the perks of start-ups, but we have been in business for over sixty years and have an aggressive growth plan. Being part of STI means being a key contributor in the company while working with a team that spans the range of experience from recent graduates to 20+ year tenure.\nAt STI, we look for business partners who want to be part of something special and contribute to a culture built on transparency, friendliness, innovation, ownership and accountability. If you are of a like mind and enthusiastic about solving challenging, real world, relevant problems, we would love to hear from you.\nAs a 100% employee-owned company, STI understands that employees' individual and collective hard work and dedication will lead directly to the success of the company in the long term. An Employee Stock Ownership Plan (ESOP) gives employees an ownership interest in the company that employs them.\nWhat You’ll Do:\nThe Principal Research Engineer executes a variety of highly specialized/technical, business development and leadership activities. This individual provides advanced expertise in the areas of modeling, simulation and/or flight control. This person submits government proposals and is involved in commercial client outreach via networking at conferences and meetings. In addition, this person is responsible for leading commercial consulting contracts. The Principal Research Engineer also manages multiple contracts that involve tracking budgets, ensuring successful deliverables, and managing junior engineers. This person actively engages in company process development and participates in BD related activities. This individual may supervise, and mentor select staff engineers. Will report to the Director of Engineering Services. \nSupports determining top level technical direction in alignment with company vision including short term and long-term strategic goals\nAlong with Engineering Management, defines technical focal point of Business development areas and directs deep technical activities.\nServes as Principal Investigator (PI) on both commercial and government programs, with a particular focus on Modeling and Simulation/GNC.\nOversee the development of new IP, candidate products, and technical initiatives including executing beyond Phase II for SBIR programs.\nManages multiple contracts that involve tracking budgets, ensuring successful deliverables, and managing several engineers.\nDevelops test protocols/procedures, collects and analyzes data, and creates detailed reports.\nOversees and executes on technical projects and activities while remaining within established schedule and budget constraints.\n\nWhat you Need:\nBachelor of Science Degree and Master of Science Degree in Engineering with 10+ years of experience or Ph.D. with 5 yrs experience in Electrical, Mechanical, or Aerospace Engineering or Applied Mathematics or equivalent field.\nProven technical ability and experience in relevant field of Modeling and Simulation, dynamics and controls theory or related discipline/field\nStrong skills with MATLAB/Simulink, Python, or equivalent. Working knowledge of C/C++ a plus.\nExperience with stability and control system design and assessment\nExperience in the aerospace industry required. UAS / UAM experience a plus.\nBonus Qualifications:\nSupervisory skills, a plus.\nExtensive flight test experience and skillset for assessing vehicle performance, flying, and handling qualities and related system performance.\nCompensation And Benefits:\nSystems Technology Inc. offers all employees competitive pay along with a benefits package encompassing the following and more:\nMedical benefits (HMO - 100% company paid for Employees & Dependents)\nDental and vision plans\nEmployee Stock Ownership Plan (ESOP)\n401(k) Safe Harbor Retirement Plan and company defined contribution.\nFlexible spending Accounts (FSA), Dependent Care, and Employee Assistance Program (EAP)\nLife & Long-Term Disability Insurance\nFitness Program Reimbursement and Technology Stipends\nTuition Assistance Programs\nYear-round company sponsored events.\nEmployee rewards and recognition\nPlease note that this job description is intended to provide a general overview of the position and does not include an exhaustive list of responsibilities and qualifications.\nAt Systems Technology Inc. (STI) we aim to attract, retain, and motivate talent that possesses the skills and leadership necessary to grow our business. For this position we are targeting a total compensation pay between $157,500 - $189,000. This is inclusive of base pay, performance bonus and ESOP. Actual compensation offered will be determined by factors such as job-related knowledge, skills, and experience.\nSTI is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.","description_format":"text","description_chars":5169,"description_truncated":false,"requirements":{"experience_years_min":20,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Retirement plans"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Science & Engineering","Space & Aerospace"],"lifecycle":[{"event":"open","at":"2026-09-11T14:11:43Z"}],"visa":[],"liveness":{"score":6,"band":"cold","label":"Long shot","p_open":1,"p_active":0.211,"p_room":0.28,"age_days":685,"expected_fill_days":23,"reasons":["conf:3","win:tail","crowd:"],"computed_at":"2026-10-12T06:55:09Z"},"pay":{"stated_usd_annual":189000,"is_top_pay":false},"html_url":"https://alion.io/job/sti-principal-research-engineer","json_url":"https://alion.io/job/sti-principal-research-engineer.json","meta":{"generated_at":"2026-10-12T13:12:05Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":20636,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":685934},"rest":"https://alion.io/mcp/rest/get_company?id=685934"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsti-principal-research-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fsti-principal-research-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fsti-principal-research-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/sti-principal-research-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsti-principal-research-engineer"}]}