{"id":3293994,"url":"https://alion.io/job/benchmarkspacesystems-propulsion-development-engineering-intern","title":"Propulsion Development Engineering Intern","company":{"id":721036,"name":"Benchmarkspacesystems","domain":"benchmarkspacesystems.com","url":"https://alion.io/company/benchmarkspacesystems","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Breezy","truth_index":null},"role":"Aerospace","role_family":"Aerospace","seniority":"intern","employment_type":"internship","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Pleasanton, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":89000,"max_usd":230000,"period":"year","method":null,"sample_n":688},"experience_years_min":null,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CATIA","optional":true},{"name":"Fusion 360","optional":true},{"name":"GD&T","optional":true},{"name":"SolidWorks","optional":true}],"status":"live","first_seen_at":"2026-10-26T20:12:19Z","employer_posted_date":"2026-10-26","last_verified_at":"2026-11-02T16:25:33Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"Job Purpose and Primary Objectives:\nBenchmark Space Systems is looking for aPropulsion Development Engineering Intern to join our team for the summer of 2027.\nIn this role, you will work closely with engineers and chemists to design, build, and test technologies supporting the next-generation of in-space propulsion products for small satellites and other missions. Interns will gain valuable knowledge in industry best practices, propulsion engineering and propellant chemistry, use of engineering software, and documenting and presenting engineering results.\nThis internship is onsite at our Pleasanton, CA location. \nAbout Benchmark:\nAt Benchmark Space Systems, we’re pioneering the future of in-space mobility. Our propulsion technologies provide satellites the ability to maneuver, avoid collisions, and maximize mission potential-all while contributing to a safer, more sustainable space environment.\nBacked by recent funding and a growing slate of new flight contracts for government and commercial customers, we’re building a workplace where bold ideas and passionate people thrive. Engineers, innovators, and problem-solvers at Benchmark tackle some of the toughest challenges in spaceflight, working together to turn cutting-edge concepts into real-world solutions. If you're ready to help shape the next era of spaceflight, there's never been a better time to join Benchmark Space Systems.\nMeasurements of Success/Primary Job Responsibilities:\nAt its core, Benchmark is an entrepreneurial, fast paced organization. In this environment, we need all employees to solve problems, not be afraid to ask questions and be able to work with and help colleagues in different departments and positions by digging in and working on other tasks as needed/assigned depending on business needs. With that said, there are primary job responsibilities and measurements of success for this position, which are:\nDesign hardware, including first-principle mechanical and thermofluidic hand calculations, CAD design, and drawing production. \nDesign test articles, plans, and procedures to answer specific test questions. \nCarry out hardware tests; compile and interpret results and use them to inform future design work. \nWork with the team to carry out hotfire, and other test operations. \nExecute on hardware designs, including assisting with sourcing, procurement, and manufacturing. \nCarry out more detailed analysis, producing analysis tools for the team or answering specific questions in the fields of catalysis, mechanical response, heat transfer and fluid dynamics. \nConduct chemical and physical laboratory tests. \nDevelop expertise in subfields of propulsion component design and share with the team. \nEducation and/or Experience:\nCandidates must be enrolled in an accredited college or university and seeking a degree in aerospace engineering, mechanical engineering, or a similar degree. \nPrevious internship or research experience in the space industry is a plus but not required.\nU.S. Person Requirement: Due to the nature of the work and access to export-controlled information, applicants must qualify as a U.S. Person under U.S. export control laws. Visa sponsorship is not available for this position now or in the future.\nKnowledge, Skills, and Abilities:\nWhat you bring to the position, or have the ability to swiftly learn and be successful in:\nAbility to perform first order analysis of fluidic, thermal and mechanical performance.\nHands-on experience or working knowledge of sizing, analyzing, and operating fluid systems. \nExperience with a 3D CAD software such as SolidWorks, CATIA, NX, Creo, Fusion 360 or others.\nBasic understanding of GD&T, manufacturing methods, and design for manufacturing best principles.\nAbility to work collaboratively as part of a multi-disciplinary and geographically dispersed team.\nUses effective written, visual presentation, and oral strategies to communicate technical problems and concepts to a range of technical and non-technical audiences.\nWhat makes you stand out:\nPrevious internship or research experience related to chemical propulsion or small satellite technologies.\nPrevious experience with hazardous or pressurized fluid systems.\nAerospace, rocketry, or other engineering club experience.\nExperience on any hardware project that led to physical deliverables.\nBenefits:\nInterns will be matched with a mentor in chosen area of interest/study.\nAll interns work directly with multiple engineers and will participate in projects.\nFlexible scheduling.\nHousing assistance available for out-of-state candidates.\nPhysical Requirements/Working Conditions:\nWhile performing duties of this job, lifting up to 50lbs and being able to stand and work on your feet for longer periods of time is expected.\nBenchmark Space Systems is an equal\nopportunity employer committed to fostering an inclusive, innovative\nenvironment with the best employees. We are committed to equal employment\nopportunity regardless of race, color, ancestry, religion, sex, national origin,\nsexual orientation, age, citizenship, marital status, disability, gender\nidentity or Veteran status. If you have a disability or special need that\nrequires accommodation, please contact us at careers @benchmark-space.com","description_format":"text","description_chars":5232,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Space Services"],"lifecycle":[{"event":"open","at":"2026-10-26T21:07:04Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":6,"expected_fill_days":32,"reasons":["conf:2","win:early","comp:junior"],"computed_at":"2026-11-02T06:13:15Z"},"pay":null,"html_url":"https://alion.io/job/benchmarkspacesystems-propulsion-development-engineering-intern","json_url":"https://alion.io/job/benchmarkspacesystems-propulsion-development-engineering-intern.json","meta":{"generated_at":"2026-11-02T18:32:51Z","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":25902,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-03T00:00:00Z"}},"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":721036},"rest":"https://alion.io/mcp/rest/get_company?id=721036"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fbenchmarkspacesystems-propulsion-development-engineering-intern"},{"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%2Fbenchmarkspacesystems-propulsion-development-engineering-intern"},{"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%2Fbenchmarkspacesystems-propulsion-development-engineering-intern"},{"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/benchmarkspacesystems-propulsion-development-engineering-intern\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fbenchmarkspacesystems-propulsion-development-engineering-intern"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3293994}},{"tool":"search_jobs","arguments":{"company":"benchmarkspacesystems.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3293994},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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