{"id":4043478,"url":"https://alion.io/job/salas-obrien-principal-design-engineer","title":"Principal Design Engineer","company":{"id":2373010,"name":"Salas O'Brien","domain":"salasobrien.com","url":"https://alion.io/company/salasobrien","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"UltiPro","truth_index":{"grade":"B","score":82,"open_postings":12,"ghost_share":0,"stale_share":0.917,"repost_share":0,"time_to_fill_p50_days":20,"computed_at":"2026-11-10T06:52:35Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":175000,"max":200000,"currency":"USD","period":"year","gross":null,"usd_annual":200000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"GD&T","optional":false}],"status":"live","first_seen_at":"2026-11-10T20:12:56Z","employer_posted_date":"2026-11-10","last_verified_at":"2026-11-10T22:57:52Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Principal Design Engineer\nAt Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.\nBuilding for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career-and they’ll receive great total rewards along the way.\nAbout Us:\nFounded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.\nWe work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.\nOur technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.\nJob Summary:\nTechSource, a Salas O'Brien company, is seeking a Design Engineer to support the Scorpius Accelerator Program at Los Alamos National Laboratory. This role is responsible for developing detailed mechanical designs for complex systems and components while collaborating with manufacturing, engineering, and operations teams to ensure designs are functional, manufacturable, and compliant with project requirements.\nThe ideal candidate has strong mechanical design experience, proficiency with Creo and Windchill, and a solid understanding of GD&T and Design for Manufacturability (DFM). Experience supporting pressure systems or working within ASME B31.3 environments is highly desirable.\nResponsibilities:\nUpdate existing mechanical designs, models, drawings, and assemblies using Creo to support evolving project requirements.\nCollaborate with engineers, designers, technicians, and manufacturing personnel to incorporate design changes and resolve technical issues.\nMaintain engineering documentation, revisions, and released designs within Windchill.\nApply GD&T principles to ensure drawings accurately communicate design intent and manufacturing requirements.\nEvaluate proposed design changes for manufacturability, assembly, and system integration.\nCommunicate engineering updates and design revisions to cross functional teams to ensure alignment throughout the product lifecycle.\nSupport configuration management, engineering change requests (ECRs), and engineering change orders (ECOs).\nParticipate in design reviews, issue resolution, and continuous improvement activities.\nAssist with troubleshooting, prototype updates, and implementation of design modifications during fabrication and assembly.\nSupport pressure safety and ASME B31.3 design requirements when applicable.\nUnited States citizenship is required for this role.\nQualifications and Experience:\nBachelor's degree in Mechanical Engineering or a related engineering discipline.\nExperience using Creo for mechanical design.\nWorking knowledge of Windchill Product Lifecycle Management (PLM).\nExperience applying GD&T in engineering drawings.\nUnderstanding of Design for Manufacturability (DFM).\nAbility to work within a multidisciplinary engineering environment.\nStrong communication and problem solving skills.\nDesired Experience:\nExperience supporting Department of Energy or National Laboratory projects.\nKnowledge of ASME B31.3 Process Piping or pressure safety requirements.\nExperience supporting prototype development, fabrication, or advanced manufacturing.\nFamiliarity with engineering configuration management processes.\nTravel:\nCompensation & Benefits:\nThe expected base salary range for this role is $175,000 - $200,000 USD per year. Actual compensation will be determined based on a number of factors including skills, experience, qualifications, and location.\nThis role is also eligible for performance-based bonuses and a comprehensive U.S. based benefits package, including:\nMedical, dental, and vision insurance\n401(k) with company match\nPaid time off and company holidays\nWellness programs and employee assistance resources\nProfessional development support\nFor more information, visit our full benefits overview here.\nEqual Opportunity Employment Statement\nSalas O’Brien provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, colour, 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/provincial, or local laws. Salas O’Brien will accommodate the disability-related needs of applicants as required by law.\nThird-Party Agency Notice\nSalas O’Brien does not accept unsolicited resumes from external recruiters or agencies. We only work with approved partners engaged directly by our Talent Acquisition team for specific searches. 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