{"id":1890667,"url":"https://alion.io/job/moonshot-senior-mechanical-design-engineer","title":"Senior Mechanical Design Engineer","company":{"id":2322842,"name":"MoonShot","domain":"moonshotus.com","url":"https://alion.io/company/moonshotus","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":95,"open_postings":9,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":131,"computed_at":"2026-10-13T05:45:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Denton, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":86000,"max_usd":163000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":5037},"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Modularization","optional":false},{"name":"SolidWorks","optional":false}],"status":"live","first_seen_at":"2026-04-30T22:04:24Z","employer_posted_date":"2026-08-31","last_verified_at":"2026-10-13T06:45:37Z","board_verified":true,"closed_at":null,"days_open":165,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":165},"description":"The Mechanical Design Engineer plays a critical role in the design and development of mechanical systems supporting mission-critical data center power distribution products, including low-voltage switchgear and switchboards. This role combines deep technical expertise with project leadership and mentorship to deliver high-performance, reliable, and manufacturable designs in a fast-paced, engineered-to-order environment.\nWorking closely with Electrical Engineering, Manufacturing, Quality, and Supply Chain, this position ensures mechanical designs meet performance, safety, compliance, and serviceability requirements while supporting production, UL certification, and continuous improvement initiatives.\nCore Responsibilities\nLead mechanical design of low-voltage switchgear and switchboard assemblies, including enclosures, structural frames, barriers, cable management, lifting provisions, ventilation, and service access.\nDevelop 3D models, detailed drawings, and assemblies using SolidWorks; maintain complete manufacturing documentation packages including BOMs, fabrication drawings, and revision control.\nSupport large-frame lineup configuration, shipping splits, installation interfaces, alignment, and maintainability for high-current systems (1200A-6000A class).\nCollaborate with Electrical Engineering to ensure mechanical layouts support bus, breakers, cable entry, metering, safety, and code compliance.\nLead DFM and DFA activities, including modularization, standardization, part reuse, and reduction of custom components.\nGenerate and manage Engineering Change Orders (ECOs), redlines, and deviation requests.\nSupport prototype builds, factory acceptance testing, UL documentation, and certification activities (heat rise, dielectric, functional testing).\nMentor junior and mid-level mechanical engineers through design reviews, technical guidance, and standard work.\nPartner with suppliers and fabricators on sheet metal, machining, welding, painting, gasketing, and assembly processes.\nProvide shop-floor support, participate in root-cause analysis, and drive corrective actions for build and quality issues.\nAdditional Responsibilities\nSupport continuous improvement of mechanical design standards, documentation practices, and release processes.\nParticipate in cross-functional design reviews and risk assessments.\nSupport field feedback, serviceability improvements, and product lifecycle enhancements.\nAssist with MRB activities and nonconformance disposition when required.\nRequirements:\nBachelor’s degree in Mechanical Engineering; Master’s degree preferred.\n7+ years of experience in mechanical design within engineered-to-order, electrical infrastructure, or industrial product environments.\nMinimum 1-2 years of hands-on mechanical design experience for low-voltage switchgear or switchboards (1200A-6000A class preferred).\nAdvanced proficiency in SolidWorks and PDM systems.\nStrong knowledge of sheet metal, machining, structural design, and tolerance control.\nExperience releasing complete manufacturing packages (drawings, BOMs, ECOs, revision control).\nDemonstrated ability to mentor engineers and lead technical execution across projects.\nAbility to read and interpret complex blueprints, schematics, and mechanical assemblies.\nPreferred Qualifications\nExperience in data center power infrastructure or mission-critical electrical equipment.\nBackground with switchgear OEMs or contract manufacturers.\nFamiliarity with UL witness testing and certification documentation.\nWorking knowledge of UL1062, UL891, NEC, and related safety and compliance standards.\nWhy Moonshot?\nCareer Growth: Build your career at a company defining the future of critical power infrastructure, with direct access to executive leadership and accelerated professional growth.\nInnovative Culture: Join a high-performance team that values accountability, innovation, and ownership-where your contributions directly shape the trajectory of the business.\n AI Data Center Revolution: Moonshot is at the tip of the spear in the AI data center revolution. 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