{"id":2180771,"url":"https://alion.io/job/sierra-space-mechanical-engineer-i-environmentalpropulsion-2","title":"Mechanical Engineer I (Environmental/Propulsion)","company":{"id":58801,"name":"Sierra Space","domain":"sierraspace.com","url":"https://alion.io/company/sierra-space","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":82,"open_postings":28,"ghost_share":0,"stale_share":0.714,"repost_share":0,"time_to_fill_p50_days":43,"computed_at":"2026-10-21T05:46:15Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Madison, United States","United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":70213,"max":96542,"currency":"USD","period":"year","gross":null,"usd_annual":96542},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Microsoft Excel","optional":true}],"status":"live","first_seen_at":"2026-10-09T14:55:11Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-10-21T02:58:33Z","board_verified":true,"closed_at":null,"days_open":11,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":11},"description":"Sierra Space Careers:\nAt Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth.\nSierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond.\nOur success is measured by the trust of those who rely on what we build and deliver, and our technologies keep the United States and its allies mission-ready throughout space.\nWe are mission-driven, and together, we are an extraordinary team.\nAbout the Role\nThe entry-level Mechanical Engineer I role supports an engineering team developing environmental and propulsion spaceflight systems. The role requires a strong understanding of engineering concepts, clear communication skills, the ability to follow instructions effectively and self-manage tasks, and collaboration with a team to achieve project goals.In this role, you will assist in the analysis, design, and evaluation of mechanical, fluid, and pressure control hardware and systems. You will collect and analyze data to support engineering objectives based on performance requirements and industry standards. Additionally, you will contribute to the resolution of routine technical problems. Preparing technical documentation to communicate findings and support project objectives will be a key part of your responsibilities. You will work effectively within cross-functional teams to achieve project goals and meet deadlines, while clearly communicating technical concepts and information both verbally and in writing to ensure alignment and collaboration.\nAbout You\nOur mission is driven by an unyielding commitment to advancing space-based technology in service of our customers and safeguarding national security. We seek individuals who are passionate about innovating beyond boundaries and relentlessly pursuing solutions that protect, preserve and empower - to join us in this critical mission.\nWe’re looking for team members who align with our values, mission and goals - while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement.\nMinimum Qualifications:\nRequires a bachelor’s degree in a related field (or equivalent work experience in lieu of degree).\nTypically entry-level 0 - 2 years of experience.\nBasic understanding and application of Mechanical Engineering technical principles, standards, theories, and concepts.\nFamiliarity with 3D CAD modeling and 2D drawing concepts.\nWorking knowledge of Microsoft Excel and PowerPoint.\nStrong problem-solving skills and attention to detail.\nAbility to work in a team and follow guidance from senior engineers.\nClear verbal and written communication of technical concepts and information.\nEagerness to learn and develop new skills in a collaborative and dynamic work environment.\nPreferred Qualifications:\nInternship or co-op experience in a mechanical engineering or related environment.\nHands-on mechanical experience such as an engineering competition team, senior design project, robotics or 3D printing\nFamiliarity with Siemens Teamcenter and NX applications and GD&T.\nFamiliarity with design, analysis, and test methods related to mechanical, fluid and/or pressure systems.\nFamiliarity with manufacturing processes, material sciences, and their impact on mechanical systems.\nCompensation:\nPay Range:\n$70,213.00 - $96,542.50Your actual base compensation will be determined on a case-by-case basis and may vary based on job-related knowledge and skills, education, experience, internal equity and market competitiveness.\nElevate Your Career\nAt Sierra Space, we are committed to your personal and professional development. We empower you to make profound and meaningful contributions and foster a vibrant culture of collaboration, where teamwork ignites breakthrough innovations.\nWe also offer a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, and more.\nSierra Space is an industry-leading space and defense technology company providing satellites, spacecraft, and enabling mission systems and components. We deliver mission-proven technologies to our customers that safeguard our nation, protect space-based assets and enable space exploration.\nApplication Deadline: This role will remain posted until a qualified pool of candidates is identified.\nPlease note: Sierra Space does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to Sierra Space team members not through our approved vendor list or Talent Acquisition will be considered property of Sierra Space, and we will not be obligated to pay any referral fees.\nSierra Space Corporation is an equal opportunity employer and is committed to working with and providing reasonable accommodations to applicants with disabilities. If you need special assistance or a reasonable accommodation related to applying for employment with Sierra Space or at any stage of the recruitment process, please contact us.","description_format":"text","description_chars":5235,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity","Life insurance","Professional development"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Space & Aerospace"],"lifecycle":[{"event":"open","at":"2026-10-09T14:55:11Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":11,"expected_fill_days":43,"reasons":["conf:2","stale_co","velocity","win:early","comp:junior,brand"],"computed_at":"2026-10-21T05:46:15Z"},"pay":{"stated_usd_annual":96542,"is_top_pay":true},"html_url":"https://alion.io/job/sierra-space-mechanical-engineer-i-environmentalpropulsion-2","json_url":"https://alion.io/job/sierra-space-mechanical-engineer-i-environmentalpropulsion-2.json","meta":{"generated_at":"2026-10-21T08:18:46Z","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":11795,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-22T00:00:00Z"}},"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":58801},"rest":"https://alion.io/mcp/rest/get_company?id=58801"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsierra-space-mechanical-engineer-i-environmentalpropulsion-2"},{"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%2Fsierra-space-mechanical-engineer-i-environmentalpropulsion-2"},{"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%2Fsierra-space-mechanical-engineer-i-environmentalpropulsion-2"},{"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/sierra-space-mechanical-engineer-i-environmentalpropulsion-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsierra-space-mechanical-engineer-i-environmentalpropulsion-2"}]}