[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Vertiv Holdings jobs](https://jobs.opennash.com/companies/vertiv-holdings/) · [Search jobs](/search/) Vertiv Holdings · Delaware, OH # Associate Mechanical Engineer - Energy Storage Delaware, OH, United States Skilled Trades & Maintenance Listed on Vertiv Holdings’s official careers site. Posted September 30, 2026. Check that it is still open and apply there. [Apply on Vertiv Holdings’s careers site →](https://egup.fa.us2.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX/job/20281397) [OpenNash Jobs](https://jobs.opennash.com/) / [Vertiv Holdings](https://jobs.opennash.com/companies/vertiv-holdings/) / Associate Mechanical Engineer - Energy Storage ## Job description ### Position Summary The Associate Mechanical Engineer is responsible for the design, development, testing, validation, and continuous improvement of lithium-ion battery energy storage systems used in critical power applications. This role leads mechanical engineering efforts related to battery cabinet design, thermal management systems, structural analysis, prototype development, and product validation testing. The successful candidate will collaborate with cross-functional teams including electrical, manufacturing, quality, compliance, and supply chain engineering to deliver innovative, reliable, and cost-effective energy storage solutions. This position supports both new product development and sustaining engineering initiatives throughout the product lifecycle. ### Key Responsibilities Lead the design and development of battery cabinets, mechanical assemblies, and structural components for energy storage products. Create, review, and release 3D CAD models, engineering drawings, and design documentation. Support prototype builds and engineering validation testing activities. Perform thermal, structural, and vibration analysis of battery energy storage systems. Lead design reviews and document action items and engineering recommendations. Evaluate and select mechanical components, fasteners, busbar supports, and enclosure hardware. Collect, organize, and analyze test data from laboratory and field testing activities. Support root cause investigations and corrective actions related to mechanical design issues. Collaborate with suppliers and manufacturing teams to support component qualification and design improvements. Drive sustaining engineering activities, including evaluation of alternate materials and components. Support compliance and certification activities associated with industry standards and product safety requirements. Maintain laboratory safety and follow all company engineering and testing procedures. ### Required Qualifications Bachelor's degree in Mechanical Engineering or a related engineering discipline. 1-3 years of mechanical design experience. Basic understanding of mechanical design principles and engineering fundamentals. Experience with 3D CAD software (SolidWorks, Creo, Inventor, or similar). Strong analytical and problem-solving skills. Effective written, verbal, and interpersonal communication skills. Proficiency with Microsoft Office applications, including Excel and PowerPoint. Ability to work both independently and in a team environment. ### Preferred Qualifications Sheet metal design and fabrication Structural analysis and finite element analysis (FEA) Thermal management and heat transfer Product design and development Mechanical testing and instrumentation Battery energy storage systems Manufacturing processes and design for manufacturability (DFM) Geometric Dimensioning & Tolerancing (GD&T) Creo Parametric, SolidWorks, or equivalent CAD software ANSYS, Creo Simulation, or equivalent analysis software Physical & Environmental Requirements Ability to work in laboratory, manufacturing, and warehouse environments. Ability to occasionally lift up to 25 lbs. Ability to safely work around prototype equipment and energized systems under supervision. Ability to stand and walk for extended periods during testing and prototype build activities. ## At a glance - Posted by the employer: Sep 30, 2026 - First seen by OpenNash: Oct 10, 2026 - Last checked: Oct 18, 2026 - Listed for: 18 days - Location: Delaware, OH, United States[Apply on Vertiv Holdings’s careers site →](https://egup.fa.us2.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX/job/20281397) ## More jobs at Vertiv Holdings ### [Lead Test Technician](https://jobs.opennash.com/companies/vertiv-holdings/jobs/9c893a7b36421b5ca274/) Delaware, OH, United States ### [Mechanical Engineer](https://jobs.opennash.com/companies/vertiv-holdings/jobs/6bda9cefd65f2fa4317f/) Delaware, OH, United States ### [Mechanical Engineer - Thermal](https://jobs.opennash.com/companies/vertiv-holdings/jobs/b34a24ffeda42a713c1a/) Delaware, OH, United States ### [Mechanical Engineering Intern (Summer 2027)](https://jobs.opennash.com/companies/vertiv-holdings/jobs/7617c57b3def9d2c1a9d/) Delaware, OH, United States ## Similar jobs at other companies ### [Electrical Engineer - Energy Storage & EV Infrastructure](https://jobs.opennash.com/companies/eaton/jobs/6a412bcc70fdc7803627/) Eaton · Moon Township, Pennsylvania, USA ### [Lead Controls Engineer - Power Electronics & Energy Storage](https://jobs.opennash.com/companies/eaton/jobs/73a1f304a31e7786553c/) Eaton · Moon Township, Pennsylvania, USA ### [Principal Mechanical Engineer-Energy Systems](https://jobs.opennash.com/companies/microsoft/jobs/0b00bca6b690986a9950/) Microsoft · United States, Multiple Locations ### [Research Intern, Hardware Implementation and Validation (Energy Storage and Power Electronics)](https://jobs.opennash.com/companies/hitachi/jobs/64ab9cd18015a4e27b4f/) Hitachi · Santa Clara, CA, United States ### [Mechanical Engineering Manager - Stellar Energy](https://jobs.opennash.com/companies/trane-technologies/jobs/3116346c4eec989bb0d8/) Trane Technologies · Jacksonville, Florida, United States of America OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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