Sr. Mechanical Engineer, Residential Efficiency Tesla - 3.3 Hayward, CA Job Details Full-time $91,600 - $195,600 a year 3 hours ago Benefits Commuter assistance Health savings account AD&D insurance Paid holidays Disability insurance Health insurance Dental insurance Flexible spending account Flextime Adoption assistance Employee assistance program 401(k) matching Employee discount Benefits from day one Pet insurance Qualifications Mechanical engineering AI use case identification Software engineering Performance improvement leadership Defect resolution root cause analysis Electro-mechanical components Software troubleshooting Automation Tooling Defect analysis Mechanical Engineering Firmware ROI Prompt engineering Electrical systems Cost analysis Troubleshooting electrical systems Quality improvement Hardware support Photovoltaic systems Leading team collaboration initiatives APIs Cost reduction analysis Cost estimates Systems analysis Process improvement planning AI-driven automation Senior level Training Log analysis Full Job Description What to Expect The Tooling, Process & Training team makes our service technicians faster, safer, and more effective in the field. As a Mechanical Engineer on the Residential Efficiency workstream, you will find the biggest sources of wasted time, repeat visits, and cost in residential service and installation work, and then drive them out. You will go on field visits to see the problems first-hand, turn what you see into clear business cases, and lead cross-functional teams from idea generation through to a solution in the field. That solution might be a new tool, a better process, a software or diagnostic improvement, or new training. You will work closely with field technicians, service leadership, engineering, and software teams. You will also use modern AI tools to speed up analysis and problem solving. What You'll Do Ride along with technicians on residential service and install jobs. Observe the work, break it into steps, and find where time, quality, and cost are lost Measure each problem's impact (labor hours, repeat visits, truck rolls, parts cost, customer experience) using field data, service records, and time studies. Rank opportunities by return on investment and present clear recommendations to leadership Plan and run structured brainstorming and root-cause sessions (for example 5 Whys, fishbone diagrams, FMEA) with technicians, engineers, and stakeholders. Narrow ideas down to solutions you can act on and test Dig into issues that span mechanical, electrical, firmware, and software systems. Separate root causes from symptoms and work with engineering teams to fix them Turn process improvements into clear procedures and training content so every technician can adopt the change consistently What You'll Bring Degree in Mechanical Engineering or equivalent experience Hands-on ability to troubleshoot both hardware (mechanical and electromechanical systems) and software (reading logs, isolating faults, understanding how firmware and apps interact with hardware) Experience using AI models and tools (such as ChatGPT, Claude, Copilot, or similar) to solve engineering or business problems, and good judgment about where they help and where they don't Basic understanding of software engineering: comfortable reading and writing simple scripts (Python preferred), working with data, and talking with software teams about requirements, APIs, and bugs Ability to build a business case: estimate costs, savings, and payback, and present them clearly to technical and non-technical audiences Familiarity with residential energy systems (solar, batteries, inverters, EV chargers) or similar electrical equipment Experience building simple automations or AI-assisted workflows (for example, prompt-based tools, scripts, or agents) Benefits Along with competitive pay, as a full-time Tesla employee, you are eligible for the following benefits at day 1 of hire: Medical plans > plan options with $0 payroll deduction Family-building, fertility, adoption and surrogacy benefits Dental (including orthodontic coverage) and vision plans, both have options with a $0 paycheck contribution Company Paid (Health Savings Accounts) HSA Contribution when enrolled in the High-Deductible medical plan with HSA Healthcare and Dependent Care Flexible Spending Accounts (FSA) 401(k) with employer match, Employee Stock Purchase Plans, and other financial benefits Company paid Basic Life, AD&D Short-term and long-term disability insurance (90 day waiting period) Employee Assistance Program Sick and Vacation time (Flex time for salary positions, Accrued hours for Hourly positions), and Paid Holidays Back-up childcare and parenting support resources Voluntary benefits to include: critical illness, hospital indemnity, accident insurance, theft & legal services, and pet insurance Weight Loss and Tobacco Cessation Programs Tesla Babies program Commuter benefits Employee discounts and perks program Expected Compensation $91,600 - $195,600/annual salary + cash and stock awards + benefits Pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, and experience. The total compensation package for this position may also include other elements dependent on the position offered. Details of participation in these benefit plans will be provided if an employee receives an offer of employment. Tesla is an Equal Opportunity / Affirmative Action employer committed to diversity in the workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, age, national origin, disability, protected veteran status, gender identity or any other factor protected by applicable federal, state or local laws. Tesla is also committed to working with and providing reasonable accommodations to individuals with disabilities. Please let your recruiter know if you need an accommodation at any point during the interview process.