{"id":855217,"url":"https://alion.io/job/rondoenergy-senior-mechanical-design-engineer-structures-insulation","title":"Senior Mechanical Design Engineer - Structures & Insulation","company":{"id":687106,"name":"Rondo Energy","domain":"rondoenergy.com","url":"https://alion.io/company/rondoenergy","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":95,"open_postings":10,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":111,"computed_at":"2026-10-23T05:54:15Z"}},"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":["Alameda, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":170000,"max":200000,"currency":"USD","period":"year","gross":null,"usd_annual":200000},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"FMEA","optional":false},{"name":"SolidWorks","optional":false}],"status":"live","first_seen_at":"2026-08-04T16:21:52Z","employer_posted_date":"2026-09-22","last_verified_at":"2026-10-23T23:35:55Z","board_verified":true,"closed_at":null,"days_open":80,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":79},"description":"We are looking for a highly skilled Senior Mechanical Design Engineer to join our team. This role leads the design and development of high-temperature insulation systems, structural interfaces, and sealing solutions for complex thermal systems. The ideal candidate combines strong mechanical design and thermomechanical expertise with hands-on experience taking integrated hardware from concept through validation and production. \nWhat You’ll Do (responsibilities include, but are not limited to): \nLead the mechanical design and validation of components, assemblies, and systems subjected to repeated thermal cycling and operating temperatures up to 1500 °C. \nDevelop high-temperature insulation systems and assemblies using metals, ceramics, refractories, and other appropriate materials. \nDesign and validate mechanical interfaces, compliant mechanical features, and sealing solutions that accommodate differential thermal expansion while maintaining structural integrity and environmental isolation, in collaboration with the structural engineering team. \nPerform 1D heat- and mass-flow analyses to identify design-driving factors and inform system-level decisions. \nConduct FEA to evaluate and validate mechanical and thermomechanical performance. \nContribute to and lead design and process FMEA activities. \nDevelop component-level test methodologies and design experiments to validate performance and reduce technical risk. \nUse CAD and PLM software-SolidWorks preferred-for design, documentation, and configuration control. \nDevelop clear, testable subsystem requirements. \nPrepare technical documentation for external suppliers and internal stakeholders. \nCollaborate with manufacturing and supply chain teams to improve yields, establish process controls, and identify and resolve root causes of failures. \nSupport rapid prototyping across ceramics, refractories, metals, and plastics. \nLead and participate in design reviews, project planning, schedule estimation, and progress reporting to cross-functional teams. \nWhat You’ll Bring: \nBachelor’s or Master’s degree in Mechanical Engineering or a related discipline. \n7+ years of relevant mechanical engineering experience involving complex mechanical systems. \nProven experience taking mechanical designs from concept through qualification and high volume production. \nDemonstrated design experience with high-temperature materials, thermomechanical systems, and mechanical interfaces for high-voltage systems. \nProficiency in FEA and 1D thermal analysis. \nExperience applying GD&T principles and connecting critical features and tolerance stack-ups to functional performance. \nA commitment to schedule execution, high-quality documentation, and engineering rigor. \nA track record of applying sound engineering judgment to evaluate requirements, challenge assumptions, and recommend scope, cost, or technical tradeoffs to meet performance and schedule objectives. \nExcellent technical leadership, communication, and cross-functional collaboration skills. \nBonus Points: \nExperience performing CFD analysis. \nKnowledge of relevant electrical and mechanical design standards and considerations, including creepage and clearance, arc-flash protection, and ingress protection. \nExperience supporting field installation or commissioning of complex industrial or energy systems. \nWhat We Offer:\nComprehensive Medical Benefits\nDental & Vision Benefits\nLife Insurance and ADD\nUp to 13 paid holidays per year, in addition to a company week-long holiday in December\nFlexible time off policy\nCatered lunches on-site\n401(k) plan with company match\nRondo HQ is close to Oakland airport - one block from the Bay - and has stunning Bay views!\nThis role necessitatesbeing on-site at our Alameda HQ several times per week. The estimated annual salary range for this role is $170,000 to $200,000 and it would be eligible for Rondo's excellent benefits listed above plus additionalcompensation in the form of equity. Please note that some pay bands may have wide ranges of compensation to accommodate candidates' diverse sets of skill levels and experience. \nAbout the Company \nWe are transforming industrial decarbonization with our innovative Rondo Heat Battery technology. Rondo is deploying low-cost, zero-carbon Rondo Heat Batteries to accelerate the deployment of renewable energy and to significantly decarbonize industrial processes that are commonly thought of as \"difficult-to-decarbonize\". Our heat batteries charge from intermittent renewables to provide high temperature, continuous heat for customers safely, reliably, at an unprecedented 98% efficiency - and at a cost point that is lower than any other method. \nOur technology is designed to replace fossil-fired boilers. By enabling industries to adopt renewable energy without costly factory changes, we are accelerating the transition to a sustainable future. With over $160 million in funding and partnerships across critical industrial sectors, Rondo is scaling rapidly to meet global demand.\nRondo Energy is an equal opportunity employer. We strive to create a supportive and inclusive workplace where contributions are valued and celebrated, and our employees thrive by being themselves and are inspired to do their best work. We seek applicants of all backgrounds and identities, across race, color, ethnicity, national origin or ancestry, citizenship, religion, sex, sexual orientation, gender identity or expression, veteran status, marital status, pregnancy or parental status, or disability. Applicants will not be discriminated against based on these or other protected categories or social identities.\nRondo is committed to the full inclusion of all applicants. If reasonable accommodation is needed to participate in the interview process, please let our recruiting team know.\nWe proactively work to design hiring processes that promote equity and inclusion while mitigating bias.\nNote to Recruitment Agencies: Rondo does not accept unsolicited agency resumes. Furthermore, Rondo Energy does not pay placement fees for candidates submitted by any agency other than its approved partners.","description_format":"text","description_chars":6111,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity","Flexible time off","Life insurance"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Energy & Utilities","Energy Storage"],"lifecycle":[{"event":"open","at":"2026-09-13T06:11:39Z"}],"visa":[],"liveness":{"score":48,"band":"ok","label":"Likely open","p_open":1,"p_active":0.793,"p_room":0.6,"age_days":79,"expected_fill_days":111,"reasons":["conf:0","win:late","crowd:"],"computed_at":"2026-10-23T05:54:15Z"},"pay":{"stated_usd_annual":200000,"is_top_pay":true},"html_url":"https://alion.io/job/rondoenergy-senior-mechanical-design-engineer-structures-insulation","json_url":"https://alion.io/job/rondoenergy-senior-mechanical-design-engineer-structures-insulation.json","meta":{"generated_at":"2026-10-24T00:15:52Z","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":385,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-25T00:00:00Z"}},"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":687106},"rest":"https://alion.io/mcp/rest/get_company?id=687106"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Frondoenergy-senior-mechanical-design-engineer-structures-insulation"},{"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%2Frondoenergy-senior-mechanical-design-engineer-structures-insulation"},{"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%2Frondoenergy-senior-mechanical-design-engineer-structures-insulation"},{"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/rondoenergy-senior-mechanical-design-engineer-structures-insulation\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Frondoenergy-senior-mechanical-design-engineer-structures-insulation"}]}