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Renewable Energy, Energy Storage, Cleantech, Home Automation, IoT, Manufacturing

Senior ATE Mechanical Engineer (Contractor)

Mountain View, CAOnsiteContract$72,000–$80,000 /yrPosted 1 month agoVisa sponsorship available

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Required skills

  • ATE
  • Mechanical Engineer
  • home energy products
  • 3D Modeling
  • Onshape
  • NX
  • Solidworks
  • PCBA
  • Bed of Nails fixture
  • 2D Drawing

Nice to have

  • sustainable future
  • clean energy
  • virtual power plants
  • brainstorming
  • back-of-the-envelope calculations
  • multi-physics simulations

Role summary

Lunar Energy is seeking a contract ATE Mechanical Engineer to manage the full product development lifecycle of mechanical systems for their home energy products. The role involves hands-on design, prototyping, and manufacturing support, collaborating closely with a small team and suppliers. Responsibilities include 3D modeling, creating drawings, performing analyses (FEA, tolerance stackup), managing BOMs, and supporting production builds. Experience with PCBA fixtures, pneumatic systems, thermal management, and various prototyping/manufacturing tools is required. The position emphasizes a passion for clean energy and a collaborative, fast-paced environment.

Senior ATE Mechanical Engineer (Contractor)

As a Senior ATE Mechanical Engineer at Lunar, you will be responsible for the full product development lifecycle of mechanical systems within our revolutionary home energy products. We are looking for people who are passionate about a more sustainable future and want to make that vision a reality. An ideal candidate is excited and ready to collaborate closely with a small, dedicated team. Engineers at Lunar are hands-on and involved in a wide range of facets of the product, from applying fundamental physical principles in design to working with high-volume production suppliers.

Lunar Energy was founded to transition homes to 100% clean energy—making our electricity greener, our air cleaner and our energy more safe, secure and reliable for all. We’re a fast-growing, global company building the world’s best clean energy products to electrify all homes and connect communities to form clean, resilient virtual power plants.

On a given day at Lunar, you’ll likely…

  • Work back and forth with collaborators across the company to continuously refine and improve our understanding of how our products can create the greatest impact, get to market quickly, and operate reliably for our customers
  • Brainstorm and evaluate new solutions, weigh pros and cons, and narrow down options
  • Efficiently test ideas and designs: anything from back-of-the-envelope calculations to physical tests and multi-physics simulations
  • Design high-performance, reliable, easy-to-manufacture parts and assemblies, employing a variety of high-volume manufacturing processes
  • Create and review drawings and other part specifications
  • Manage bills of materials, cost and mass roll-ups, vendors and engineering releases
  • Define manufacturing processes and inspection methods
  • Collaborate directly with part manufacturers to support prototypes and production

    • Desired Skills/Experience

  • Mechanical Design
  • Extensive experience in 3D Modeling software (e.g. Onshape, NX, Solidworks)
  • Knowledge of how to make a PCBA Bed of Nails fixture.
  • Detailed knowledge of 2D Drawing creation and GD&T
  • Ability to analyze designs using Tolerance Analysis/Stackup, Statics/Load Path Analysis, Finite Element Analysis, Root Cause Analysis and Design Failure Modes and Effect Analysis
  • Familiarity with electronic test equipment and basic electromechanical troubleshooting
  • Experience with test fixtures, jigs, and various mechanical components for high cycle count.
  • Experience with fine pitch assemblies and construction.
  • Should be able to conduct strain gauge measurements and understand stress on PCBAs and incorporate proper design to avoid it.
  • Experience with PCBA management such as Mechanical Control Outline generation
  • Working knowledge of pneumatic cylinders and control methods
  • Working knowledge of Thermal Management techniques
  • Prototyping skills using 3D printing, machining, sheet metal bending, laser cutting, milling and general machine shop tools
  • Manage suppliers for all the parts which are required for our station construction.
  • Manufacturing Support
  • Experience communicating with component suppliers including Design for Manufacturing report review, First Article Inspection, and Part Production Approval Process
  • Ability to generate Work Instructions for electromechanical assemblies
  • Knowledge of Process Failure Modes and Effects Analysis
  • Create preventive maintenance documentation.
  • Extensive experience with Onsite Build Support at domestic and international contract manufacturing sites . Approximate 10-20% travel as and when required.
  • Communication
  • Ability to generate detailed design documentation
  • Drive a project from start to deployment involving other cross functional teams, vendors, technicians etc.
  • Ability to collaborate with other engineers (electrical engineers, automated test engineers, etc..)
  • Skilled at clear verbal and written communication including concise slide deck creation
  • Ability to give kind and direct feedback and receive feedback with an open mind

    • Our DE&I Philosophy: Lunar Energy is an equal opportunity employer. We are committed to attracting, developing and retaining diverse talent by supporting an inclusive workplace. Lunar recruits, hires, trains, promotes, compensates, and administers all personnel actions without regard to race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability status or any other status protected by applicable law.

    Our Compensation Philosophy: Our goal is to ensure that all Lunar Energy employees are fairly compensated. Please note that the hourly range information that follows is a good faith estimate for this position provided pursuant to the Pay Transparency for Pay Equity Act for California applicants. The hourly range estimate for this position depending on level of experience is $72-$80 USD

    The actual offer, reflecting the total compensation package will be at the company’s sole discretion, and determined by factors including but not limited to years of experience, job level, geographic location, and other relevant business considerations. The company also reserves the right to amend or modify this job description, employee perks, and benefits at any time.

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