Manufacturing Test Engineer Jobs in California (NOW HIRING)

Lyten is leading an industrial revolution through Lyten 3D Graphene, a breakthrough supermaterial unlocking a new generation of products - from lithium-sulfur batteries and energy storage systems to concrete admixtures, lightweight composites, and next-generation sensors that are revolutionizing industries. Together, these innovations are making a massive global improvement and driving real-world impact across energy, mobility, construction, and defense.

At Lyten, we believe the most meaningful careers begin with purpose - and with people who want to make a difference. We're not just developing advanced supermaterials - we're about to change the world as we know it, reshaping how energy is stored, how products are built, and how progress is made.

We're entering an exciting growth phase, scaling production across the U.S. and Europe and expanding our team of engineers, scientists, and innovators.

Apply now to join our team and be part of something bigger than yourself - where collaboration, creativity, and purpose come together to build the technologies that will define the next century.

Seeking a Senior Manufacturing & Test Engineer to bridge the gap between R&D sensor system prototype builds and scaling for manufacturing. In this senior role, you will own the end-to-end production architecture including manufacturing and test equipment design, procurement, build, commissioning and troubleshooting. The ideal candidate has deep expertise in manufacturing & test equipment and extensive hands-on lab experience scaling hardware products from prototype to production.

Responsibilities

• Equipment Lifecycle Ownership:Design, procure, build, commission, and troubleshoot custom manufacturing equipment and automated test setups.
• Bridge R&D to Production:Transition early-stage sensor system prototype designs into stable, scalable, and repeatable manufacturing processes.
• Test & Build Automation:Develop and deploy custom mechanical fixtures, electrical test beds, and automated scripts for hardware validation.
• Vendor & Procurement Management:Source, evaluate, and manage external equipment vendors and component suppliers to meet strict delivery timelines.
• DFx Integration:Partner closely with R&D teams to implement Design for Manufacturing (DFM) and Design for Test (DFT) feedback early in the cycle.
• Documentation:Author comprehensive equipment manuals, standard operating procedures (SOPs), and calibration guidelines for production teams.

Required Qualifications

• Master's degree in Mechanical Engineering, Electrical Engineering, Mechatronics, or a related technical discipline AND 1+ years in hands-on engineering experience scaling hardware products from low-volume prototypes to active production lines OR Bachelor's degree in Mechanical Engineering, Electrical Engineering, Mechatronics, or a related technical discipline AND 3+ years of experience in hands-on engineering experience scaling hardware products from low-volume prototypes to active production lines.
• Experienced on manufacturing equipment, mechanical assembly tools, data acquisition (DAQ) systems, and standard electrical lab instruments.
• Experienced successfully building, bringing up, and debugging complex electro-mechanical hardware systems from scratch.
• Experience managing the complete equipment lifecycle, from initial drafting and sourcing to final factory floor deployment.

Preferred Qualifications

• Experience working in a startup or fast-paced environment; comfortable with ambiguity, shifting priorities, and wearing multiple engineering hats.
• Experience calibrating or verifying sensor systems (e.g., optical, thermal, pressure, acoustic, or motion sensors).
• Experience with writing test and control scripts using Python, LabVIEW, C/C++, or MATLAB.
• Experience testing devices utilizing I2C, SPI, UART, CAN, or Ethernet communication protocols.

Physical Requirements

• Physicalduties for this position include but are not limited to, ability to liftless than 25 lbs independently, 2 times per day;carry 10-25 lbs,2 times per day.
• Visual abilities to include near, far, peripheral, depth perception, and ability todistinguish basic colors.
• Hearing requirements include the ability to hear and respond to instructions, communicate effectively in loud areas (pier/dock, warehouse).
• Other physical tasks include occasional prolonged standing/walking; use of hands for basic /fine grasping and manipulation, repetitive motion, reaching above and below the shoulders, pushing, pulling, kneeling, bending, twisting, and stooping.
• Other occupational requirements include talking, traveling, working around others, and with others. Will be exposed to dust or other irritants and electrical/mechanical/power equipment hazards.
• Physicalduties are subject to change.

Compensations Range:

The expected base salary range for this position is between

The level of pay within the range will depend on a variety of job-related factors that may include location, relevant prior experience and/or education, or particular skills and expertise.

Disclosures:

Pay Transparency Disclosure:

This compensation and benefits information is based on Lyten's estimate as of the date of publication and may be modified in the future. We generally do not negotiate on salary once we have made an offer. The level of pay within the range will depend on a variety of job-related factors that may include location, relevant prior experience and/or education, or particular skills and expertise. New hires joining the company tend to be paid within the starting base pay range noted above, with opportunities to increase pay over time based on development of additional skills, competencies, and company-specific knowledge.

In addition to base pay this position is eligible for tier based bonus and equity, healthcare, dental, vision, corporate discounts, paid holidays, PTO and sick time, 401K, employee relocation plan (if applicable)

Export/ITAR Compliance Disclosure:

Certain positions within Lyten, Inc. require compliance with export control laws and, as a result, all interviewed candidates will be screened pre-interview to determine their eligibility in light of export restrictions.

This position requires access to technology, software and other information that is subject to governmental access control restrictions, due to export controls. Employment in this position is conditioned on the continued availability of government authorization to authorize release of such items, to the extent required, including without limitation an export license, or other documentation required to establish authorization to receive access to such items. Company may delay commencement of employment, rescind an offer of employment, terminate employment, and/or may modify job responsibilities, compensation, benefits, and/or access to Company facilities and information systems, as Company deems appropriate, in order to ensure compliance with applicable government access control restrictions.

Lyten is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, sex, age, status as a protected veteran, or status as a qualified individual with a disability. EEO Employer/Vet/Disabled.

IMPORTANT: Please be aware that fictitious job openings, consulting engagements, solicitations, interviews or employment offers may be circulated on the Internet in an attempt to obtain privileged information, or to induce you to pay a fee for services related to recruitment or training. Lyten Does NOT charge any application, processing, or training fee at any stage of the recruitment or hiring process. We Do NOT use any messaging apps to recruit or communicate at any time during the recruiting process. Links to the actual job posting will be provided in the email, please verify the position is posted prior to communicating. All genuine job openings will be posted on our careers page and all communications will be from the recruiting team and will be from a @lyten.com email address.

Principals only; third party or agency submitted candidates will not be considered.

Why Work at Lyten

At Lyten, you'll be part of a team that's redefining what's possible in energy, materials, and manufacturing. We're not just imagining the future - we're building it today with breakthrough technologies that are changing how products are made and how industries innovate.

Our people are the heart of that mission. From world-class scientists and engineers to creative problem-solvers in operations, manufacturing, and commercialization, every member of the Lyten team plays a role in turning bold ideas into real-world impact. We believe that the best work happens when you're doing great things in the world - with people you like. Collaboration, curiosity, and a shared sense of purpose drive everything we do.

What You'll Find at Lyten

• A mission that matters: Contribute directly to solving complex challenges in energy, mobility, and materials innovation.

• Cutting-edge innovation: Work on technologies at the intersection of materials science, energy storage, and advanced manufacturing that strengthen energy security and local supply chains.

• Extraordinary people: Join a team of talented, friendly, and down-to-earth innovators who support, challenge, and inspire one another every day.

• Teamwork and culture: Experience a workplace built on trust, respect, and shared success - where collaboration fuels breakthroughs and everyone's ideas are heard.

• Global impact: Help scale new materials and energy solutions that reinforce industrial resilience across the U.S. and Europe.

• Career growth: Be part of a fast-moving company entering a commercial growth phase, with opportunities to lead, learn, and make your mark.

• Purpose-driven values: Thrive in an environment that celebrates ingenuity, optimism, and meaningful progress - together.

Lyten offers the opportunity to do the most important work of your career - helping build the technologies that will power the next century of innovation.

Join us, and help transform industries, communities, and the planet with friends who share your drive to make a difference.