{"id":1884410,"url":"https://alion.io/job/trident-systems-principal-mechanical-engineer","title":"Principal Mechanical Engineer","company":{"id":2311281,"name":"Trident Systems","domain":"tridsys.com","url":"https://alion.io/company/tridsys","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"ADP","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":"2026-10-07T05:47:15Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Melbourne, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":73000,"max_usd":173000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1697},"experience_years_min":9,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"SolidWorks","optional":false}],"status":"live","first_seen_at":"2026-09-25T12:54:00Z","employer_posted_date":"2026-09-25","last_verified_at":"2026-10-07T22:18:01Z","board_verified":true,"closed_at":null,"days_open":12,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":12},"description":"Position Title: Principal Mechanical Engineer\nRequisition ID: 1885\nPosition Location: Melbourne, Florida\nPosition Reports To: Manager, Mechanical Engineering\nSupervises Others: No\nAt Trident Systems Space Electronic Systems (SES) division, we believe in the power of using strong engineering principles to drive innovation and solve complex problems. We foster a culture of rigorous engineering and continuous improvement, leveraging the full knowledge of our organization through collaborative product development processes that include design and peer reviews. We combine our expertise in space electronics with right-sized development processes to create innovative, high-performance space-based electronic systems that meet our customers' evolving needs.\nWe are a mission partner supporting DoD, Intelligence Community, and Civil space customers. We develop complex, radiation effects mitigated, designs that balance competing requirements in modern space programs, delivering cutting-edge solutions that enable our customers to achieve more in space.\nPosition Summary\nWe are seeking a talented, self-motivated, and experienced Principal Mechanical Engineer with demonstrated success in developing and delivering new and/or improved products that meet requirements on time and within budget.\nThe Principle Mechanical Engineer works collaboratively with program managers and project engineers to ensure successful program execution and is responsible for applying expert mechanical knowledge in designing and analyzing electro-mechanical assemblies. This position requires expert technical capability and communication skills, and effective forward thinking to take advantage of opportunities and prevent issues. To be successful in this role, the individual should possess expert technical depth to perform deep-dive analysis, as well as technical breadth to work through complex issues across disciplines (e.g. mechanical, electrical, software, and firmware). This individual can work autonomously with only high-level objectives to be effective, is able to work on problems of diverse complexity and scope and demonstrates expert engineering judgement.\nDuties and Responsibilities\nDesign & Modeling: Lead the mechanical design of spacecraft electronics assemblies using high-fidelity CAD tools like SolidWorks or similar. \nDraft high quality mechanical drawings for the fabrication of designed parts incorporating the necessary GD&T.\nFEA Analysis: Perform and review detailed structural and thermal analysis to validate design integrity under flight loads and temperatures using Ansys Workbench or similar.\nTesting & Qualification: Familiarity with space environmental testing, including vibration, thermal-vacuum (TVAC), and shock testing, to ensure flight readiness.\nProject Oversight: Manage project schedules and technical risk, while coordinating with electrical, software, and systems engineers to integrate multidisciplinary subsystems. \nTeamwork: Mentor teammates, collaborate effectively in interdisciplinary teams. Perform detailed reviews of mechanical team products.\nAbility to support travel or off-site work, as needed.\nPerform other duties as assigned. \nRequired Qualifications\nBachelor’s degree in Aerospace or Mechanical Engineering from an ABET-accredited program\n9+ years of related experience with a Bachelor’s degree or 7+ years with a Master’s degree\nExperience with aerospace and/or space hardware development\nExperience with PDM systems and configuration management\nPreferred Qualifications\nWorking knowledge of space electronics packaging and cooling (VPX standards) and designing for space environments\nMaster’s degree in Aerospace or Mechanical Engineering\nBenefits\nHired applicants may be eligible for benefits including but not limited to:\nHealth benefits\nMedical \nDental \nVision\nBasic life with AD&D\nShort term disability\nLong term disability\nAncillary (Voluntary life with AD&D, accident, critical illness, hospital, and pet)\nSpending accounts (HSA, FSA, and DCFSA)\nPaid time off\nHolidays\n401(k) (including company match)\nTuition reimbursement\nLeaves (Parental, maternity, and military)\nAnnual discretionary bonus (for eligible roles)\n\nTrident Systems reserves the right to change or assign other duties to this position. \nTrident Systems is an affirmative action and equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. To request reasonable accommodation to participate in the job application or interview process, please contact .\nPay Transparency: The contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. 41 CFR 60-1.35(c)","description_format":"text","description_chars":5586,"description_truncated":false,"requirements":{"experience_years_min":9,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Military","Defense Manufacturing"],"lifecycle":[{"event":"open","at":"2026-10-05T01:29:48Z"}],"visa":[],"liveness":{"score":88,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.882,"p_room":1,"age_days":11,"expected_fill_days":35,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-10-07T05:47:15Z"},"pay":null,"html_url":"https://alion.io/job/trident-systems-principal-mechanical-engineer","json_url":"https://alion.io/job/trident-systems-principal-mechanical-engineer.json","meta":{"generated_at":"2026-10-08T01:42:54Z","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","counted_by":"address","units_charged":1,"used_today":2990,"day_limit":5000,"remaining_today":2010,"minute_limit":60,"resets_at":"2026-10-09T00:00:00Z"}},"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":2311281},"rest":"https://alion.io/mcp/rest/get_company?id=2311281"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ftrident-systems-principal-mechanical-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%2Ftrident-systems-principal-mechanical-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%2Ftrident-systems-principal-mechanical-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/trident-systems-principal-mechanical-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ftrident-systems-principal-mechanical-engineer"}]}