Mechanical Design Engineer II

We are seeking a Mechanical Design Engineer II to support the design, development, and launch of products for a diverse range of clients and industries. This role is onsite 5 days in Lewisville, Texas 8AM – 5PM and focuses heavily on battery packs, power electronics, power supplies, and electro-mechanical assemblies, taking projects from concept through production. This is an in-person position. Remote applicants will not be considered. The ideal candidate is a hands-on engineer with strong 3D modeling capabilities, a passion for product development, and experience designing for manufacturability. You will collaborate with cross-functional teams and customers to transform concepts into fully engineered products ready for production.

What You'll Do:

Product Design & Development

• Lead mechanical design activities throughout the full product development lifecycle, from concept through production release.
• Design and develop battery packs, power supply enclosures, cables, plastic components, metal components, and related electro-mechanical assemblies.
• Create detailed 3D CAD models, assemblies, engineering drawings, and manufacturing documentation using SolidWorks.
• Generate complete design packages including BOMs, assembly instructions, part specifications, qualification plans, and engineering documentation.
• Develop product concepts and detailed design proposals from customer requirements, sketches, specifications, and raw data.

Engineering Analysis & Problem Solving

• Perform engineering calculations, tolerance analysis, thermal simulations, stress and strength analysis, and finite element analysis (FEA).
• Identify design improvements to optimize performance, reliability, manufacturability, and cost.
• Conduct root cause investigations and implement corrective actions for design and manufacturing issues.
• Support thermal management solution development and validation testing.

Manufacturing & Product Launch

• Apply Design for Manufacturability (DFM) principles throughout the design process.
• Collaborate with engineering, manufacturing, and project management teams to support new product introductions (NPI).
• Create and maintain assembly drawings, cable drawings, work instructions, tooling requirements, and test fixture documentation.
• Support prototype builds, product validation, and production ramp-up activities.
• Manage engineering changes and maintain accurate revision control using Product Data Management (PDM) systems.

Collaboration & Leadership

• Work directly with customers to understand requirements and provide technical solutions.
• Present design reviews and engineering recommendations to project stakeholders.
• Partner with engineers, technicians, and manufacturing personnel to evaluate product feasibility and performance.
• Mentor team members on engineering best practices, processes, and design standards.

What You Bring

• Bachelor’s degree in mechanical engineering or a related discipline.
• 2-4 years of product development experience in industries such as:
• Battery Systems
• Power Electronics
• Consumer Products
• Medical Devices
• Telecommunications
• Industrial Equipment
• Automotive
• Strong proficiency with 3D CAD software, preferably SolidWorks.
• Experience creating 3D models, engineering drawings, and manufacturing documentation.
• Knowledge of tolerance analysis, detailing, simulation, and design validation methods.
• Strong technical writing, documentation, and communication skills.
• Proficiency with Microsoft Office Suite (Excel, Word, PowerPoint).
• Ability to work directly with customers and cross-functional teams.
• Experience designing battery packs and power supply systems.
• Knowledge of ultrasonic and resistance welding processes.
• Experience with Product Data Management (PDM) systems.
• Familiarity with project management tools such as Microsoft Project and Gantt chart scheduling.
• Experience with thermal analysis and testing.

What Makes You Successful

• Strong analytical and problem-solving skills.
• Exceptional attention to detail and accuracy.
• Ability to transform concepts into manufacturable designs.
• Collaborative team player with strong interpersonal skills.
• Creative thinker who enjoys developing innovative solutions.
• Self-motivated and capable of managing multiple projects simultaneously.

Compensation

• Annual Total Compensation Range: $90,000 – $105,000

Actual compensation may vary based on factors such as geographic location, experience, education, and skill level. Final base salary details will be confirmed at the time of offer. Why Join Us? At Sager Electronics, we value our team members and strive to provide a comprehensive benefits package for full-time employees. Here is what you can expect:

• Medical, dental, and vision insurance to keep you and your family healthy.
• 401(k)/Roth plan with matching, ensuring your financial future is secure.
• Healthcare Savings Accounts for added flexibility in managing medical expenses.
• Educational Assistance (Tuition Reimbursement) to support your ongoing learning and development.
• Continuous training opportunities throughout your employment, empowering you to grow both personally and professionally.
• A strong commitment to giving back to our communities through philanthropic opportunities and volunteer hours.
• We understand the importance of work-life balance, and our Paid Time Off is designed to support our employees' well-being.

Sager Electronics, a TTI, Inc. Company, is a North American distributor of Interconnect, Power, and Electromechanical components from leading manufacturers worldwide and a provider of custom value-add solutions. Grounded in over 135 years of innovation and service, Sager Electronics provides customers and suppliers a unique combination of operational excellence and innovative business solutions through its Distributing Confidence® business model. Headquartered in Norwell, MA, Sager operates a national network of field sales representatives and power systems sales engineers, ten strategically located service centers, and a value-added Custom Solutions Center in Lewisville, TX. To learn more about us, visit www.sager.com To perform the position, you must be a U.S. Person as defined by ITAR. ITAR defines a U.S. Person as a U.S. Citizen, U.S. Permanent Resident (i.e., ‘Green Card Holder’), Political Asylee, or Refugee. Visa sponsorship is not available for this role. Only candidates authorized to work in the United States will be considered. We are an Equal Opportunity Employer, and we support protected veterans and individuals with disabilities through our affirmative action program.