Senior Mechanical Engineer

About the role

OmniOn Power is seeking a highly motivated Senior Mechanical Engineer to join our Datacenter Power System Development Team at our headquarters in Plano, Texas. This role is ideal for an experienced engineer with a strong background in mechanical design for power electronics, power supplies, and datacenter power systems. The successful candidate will lead product development efforts from concept through commercialization, driving innovative, high-performance solutions that meet customer, quality, cost, and schedule requirements. This role reports directly to the R&D Manager of Systems and is located at the OmniOn Power HQ in Plano, TX.

Responsibilities

• Lead the mechanical design and development of advanced power system products from concept through production launch.
• Apply knowledge of emerging AI infrastructure power requirements, including OCP and HVDC power architectures.
• Conduct thermal analysis, simulation, testing, and validation to ensure optimal system performance and reliability.
• Develop and maintain detailed design documentation, engineering specifications, and product drawings.
• Perform laboratory testing and product characterization in collaboration with technical support personnel.
• Ensure designs meet performance, quality, manufacturability, cost, and time-to-market objectives.
• Create and maintain detailed 2D drawings, 3D models, tolerance stack-ups, and electronic design data.
• Develop and manage CAD models using Creo in a linked-design environment and validate associated engineering documentation.
• Generate engineering models to support analysis, tooling, fixtures, manufacturing processes, and inspection activities.
• Collaborate closely with cross-functional teams, including Manufacturing, Sourcing, Systems Engineering, and Global Engineering, to develop innovative DC/DC power conversion solutions.
• Drive the integration of new technologies and design methodologies into next-generation products.
• Support design reviews, prototype builds, qualification testing, and product releases.

Requirements

• Bachelor's degree in Mechanical Engineering or a related engineering discipline.
• Minimum of five (5) years of experience in the design and development of power systems, power supplies, or power electronics products.

Qualifications

• Experience leading products through the full development lifecycle, from concept to production.
• Strong understanding of mechanical design principles, materials, manufacturing processes, and product validation.
• Expertise in power electronics packaging and enclosure design.
• Experience with sheet metal, plastics, cable assemblies, and PCB-based mechanical design.
• Strong knowledge of thermal management, thermal testing, and simulation techniques.
• Understanding of Design for Manufacturability (DFM) and Design for Assembly (DFA) principles.
• Proficiency with Creo (Pro/ENGINEER) CAD software.
• Experience using engineering analysis tools such as Ansys.
• Knowledge of regulatory compliance requirements and product qualification testing.
• Familiarity with datacenter power infrastructure, OCP standards, or HVDC systems.
• Excellent problem-solving, project leadership, verbal communication, and technical writing skills.
• Ability to work effectively in a fast-paced, cross-functional engineering environment.