Senior Mechanical Design Engineer SC or CA

About Mojave Energy Systems, Inc. Mojave is changing the nature of air conditioning. Air conditioning consumes ~9% of total global electricity production and results in the emissions of 1 billion tons of carbon dioxide annually. It is time for a change, and Mojave’s liquid desiccant air conditioning systems are doing just that. If you want to change the world, starting with the world of air conditioning, then you may belong at Mojave. We are looking for purpose-driven team members who enjoy problem solving, teamwork, and personal growth to join our venture-backed company.    This is an on-site role in the Anderson/Piedmont/Greenville area of SC or onsite in Sunnyvale, CA   ABOUT THE OPPORTUNITY Mojave Energy Systems is seeking an experienced Senior Mechanical Design Engineer to take a significant role in designing and engineering our liquid desiccant air conditioner. Reporting to the Mechanical Design Engineering Manager,you will be responsible for mechanical design and testing of sub-systems and components for a novel HVAC product. The successful candidate should be comfortable overcoming design challenges under deadlines, working across teams, and working both independently and as managed remotely. This is a rare opportunity to be a part of creating and launching cutting edge technology for a venture-backed climate-tech company at a critical inflection point: we've proven the technology works, we're ramping production, and we need an engineer who can balance innovation with practical manufacturability and field robustness.   RESPONSIBILITIES Own systems and component projects from concept through manufacturing. Produce production-quality solid models and engineering drawings in a collaborative CAD environment (OnShape). Serve as the liaison between the Mechanical Design team and the production floor. Manage vendors to quote, build, and evaluate prototype and production parts. Design and execute subsystem tests to explore the design space and validate solutions.  Basic fabrication, assembly, machining, testing, debugging, and parts chasing. Evaluating and improving designs for DFM/DFA. Participate in Failure Modes and Effects Analysis.   QUALIFICATIONS Bachelor’s degree in mechanical engineering, or relevant field. 3+ years’ experience in mechanical design and design for manufacturing. Strong CAD skills (SolidWorks or Onshape preferred). Strong critical thinking skills: ability to deep dive into cause-effect and complex diagnostics. Demonstrable communications skills across a range of skill levels. Demonstrated history of hands-on experience in design/build. Knowledgeable in common manufacturing processes, including sheet metal, metal forming, injection molding, machining, etc. Structured problem-solving skills, leveraging inputs such as functional documentation (P&ID diagrams, mechanical drawings) and performance testing data.   Mojave is a mission-driven company focused on advancing air conditioning technology. We manufacture our products in the United States at our Anderson, South Carolina facility and our engineering lab is based in Sunnyvale, California. We are committed to a workplace grounded in integrity, excellence, collaboration, and meaningful work. The anticipated compensation range for this position is $75,000 - $125,000 with an equity award (4-year vest) on hire.  Equity represents a significant component of total compensation. Final compensation will be determined based on relevant experience, qualifications, skills, and work location, consistent with applicable law. We offer a benefits package that may include annual bonus eligibility (equity award) 401(k) with company match, health and welfare benefits, paid time off, company holidays, short/long-term disability and life insurance (subject to plan terms, eligibility requirements and applicable law). Equal Opportunity Employer This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor. Working Conditions Ability to work in an independent environment with moderate supervision Ability to work under a moderate noise level (i.e. working on an open floor office with printers, telephones, computers, etc.) Ability to be flexible and successfully respond to multiple work pressures Sitting or standing for extended periods of time Dexterity of hands and fingers to operate computer keyboard, mouse and other computer components