Mechanical Engineer

Senior Mechanical EngineerNovi, MIOnsite role$45-$65 per hour (6+ month Contract, Likely To-Hire)We are unable to provide sponsorship at this time.ABOUT THE ROLEBrooksource is partnering with a cutting-edge, energy storage company that is transforming the future of electrification through next-generation battery technology. We are seeking a Senior Mechanical Engineer to play a key role in the design, development, and validation of advanced battery pack enclosures. This is an opportunity to join a fast-growing, disruptive organization and work alongside some of the brightest minds in energy storage, mechanical design, and systems integration. As a Mechanical Lead Engineer, you will own mechanical pack design from concept through prototype and validation-balancing aggressive performance, cost, and weight targets while supporting rapid innovation. The position offers a dynamic work environment across office, lab, and manufacturing settings, with opportunities for meaningful career growth and impact.WHAT YOU'LL DOLead mechanical design, fabrication, assembly, and debugging activities for advanced battery pack systemsDesign and integrate high-voltage electrical components (bus bars, power electronics) while maintaining proper electrical isolationOwn packaging studies, interface analysis, and system-level integration across mechanical, electrical, and thermal domainsPerform tolerance stack-ups and define datum and assembly strategiesIdentify design risks early and rapidly prototype solutions to mitigate themCreate detailed 3D CAD models and GD&T drawings for complex parts and assembliesCollaborate with suppliers to define requirements and obtain quotes for prototype and low-volume manufacturingOptimize designs using analytical, numerical, and empirical methodsSupport program efforts focused on novel battery pack structures and new mechanical conceptsWork cross-functionally with structural, thermal, electrical, software, and vehicle integration teamsWHAT YOU BRINGBachelor's or Master's degree in Mechanical Engineering or related discipline4+ years of experience in battery pack, module, or power electronics mechanical designStrong 3D CAD experience (NX, Teamcenter, SolidWorks, and/or OnShape)Proven experience leading hardware designs from concept through proof-of-concept or prototype validationHands-on background with sub-assembly and top-level testing, including test plan ownership and model correlationExperience in R&D or prototype-focused environmentsFamiliarity with low-volume manufacturing methods and supplier collaborationKnowledge of structural analysis (metals and/or composites), including fatigue and test data correlationExperience with thermal management of mechanical and electrical systemsAbility to design for harsh environmental conditions (vibration, corrosion, water intrusion, thermal exposure)Strong communication, organization, and cross-functional collaboration skillsWORK ENVIRONMENTOnsite role based at company headquarters in Novi, MIMix of office, lab, and manufacturing floor workStandard schedule: Monday-Friday, with flexibility as business needs requireWHAT'S IN IT FOR YOUOpportunity to join a fast-growing, innovative company at the forefront of energy storage technologyMeaningful career growth and long-term opportunity to make a real impactCompetitive medical, dental, and vision insuranceHealth Savings Account and Dependent Care FSASupplemental coverage options401k plan with company match and full vesting upon eligibilityPaid time off, sick time, and paid company holidaysEmployee Assistance Program (EAP) including virtual counseling, financial and legal services, and life coachingEEO STATEMENTBrooksource is an equal opportunity employer that does not discriminate on the basis of actual or perceived race, color, creed, religion, national origin, ancestry, citizenship status, age, sex or gender (including pregnancy, childbirth, lactation and related medical conditions), gender identity or gender expression, sexual orientation, marital status, military service and veteran status, physical or mental disability, protected medical condition as defined by applicable state or local law, genetic information, or any other characteristic protected by applicable federal, state, or local laws and ordinances.PAY DISCLAIMERThe pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.Disclaimer: Brooksource, Medasource, and Calculated Hire are part of the Eight Eleven Group family of companies and operate under Eight Eleven Group, LLC. All employees receive the same benefits, policies, and terms of employment.EEO:We are committed to creating an inclusive environment for all employees and applicants. We do not discriminate on the basis of race, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, ancestry, age, disability, genetic information, marital status, military or veteran status, citizenship, pregnancy (including childbirth, lactation, and related conditions), or any other protected status in accordance with applicable federal, state, and local laws.Benefits & Perks:Brooksource offers competitive medical, dental, vision, Health Savings Account, Dependent Care FSA, and supplemental coverage with plans that can fit each employee's needs. We offer a 401k plan that includes a company match and is fully vested after you become eligible, paid time off, sick time, and paid company holidays. We also offer an Employee Assistance Program (EAP) that provides services like virtual counseling, financial services, legal services, life coaching, etc.Pay Disclaimer: