4+ years of experience in mechanical engineering or equivalent technical training
Experience with switchgear or similar electromechanical power equipment
Proven ability to take a product from incomplete requirements to working hardware
Strong skills in CAD, GD&T, drawing, BOM, and change control
Experience in owning supplier and production issues
Hands-on experience in measurement, assembly, inspection, and troubleshooting
Willingness to work on-site full-time in Long Beach
Responsibilities
Own product design, manufacture, and daily technical work with suppliers
Design and release enclosures, skid structures, and equipment layouts
Ensure alignment of CAD, drawings, BOMs, and inspection records
Resolve supplier, fit-up, quality, and schedule issues
Build, inspect, and troubleshoot prototypes and production hardware
Transform R&D designs into repeatable production
Benefits
Equity ownership through stock options
Comprehensive health coverage (medical, dental, and vision)
Generous health reimbursement arrangement (HRA)
Retirement savings plan
Unlimited paid time off for work-life balance
Full Job Description
The Role
We are hiring a Mechanical Engineer to own supplier-built power-distribution products and packaged power-conversion skids from design through production.
This is a hands-on, on-site role. You will work alongside electrical engineers, field ops, and fabricators. You will not hand work off. You stay with the problem until it is solved.
What You Will Do
Own product design, manufacture, and daily technical work with suppliers.
Design and release enclosures, skid structures, lifting features, equipment layouts, routing, sealing, grounding, and service access.
Keep CAD, drawings, BOMs, work instructions, inspection, and as-built records aligned.
Resolve supplier, fit-up, quality, and schedule issues.
Build, inspect, and troubleshoot prototypes and production hardware.
Turn R&D designs into repeatable production.
Must-Haves
4+ years and a mechanical engineering degree or equivalent technical training.
Switchgear or similar electromechanical power-equipment experience.
Experience taking a product from incomplete requirements to working hardware.
Strong CAD, GD&T, drawing, BOM, and change-control skills.
Supplier and production issue ownership.
Hands-on measurement, assembly, inspection, and troubleshooting experience.
Able to work on-site full-time in Long Beach.
Nice-to-Haves
Switchboards, panelboards, transfer equipment, PCS skids, or packaged power systems.
UL 891, UL 1558, NEMA 250, NFPA 70, UL 9540, or NFPA 855.
Sheet metal, weldments, machining, sealing, lifting, or thermal design.
SolidWorks or Onshape, hand calculations, and tolerance stacks.
Work Authorization Critical Loop does not provide visa sponsorship for this role. Please do not apply for this role if at any time (now or in the future) you will need immigration support (i.e H-1B, TN, STEM OPT training plans etc.).
At Critical Loop, we're committed to rewarding and supporting our team. Our benefits package includes equity ownership through stock options, giving you a stake in our success, along with comprehensive health coverage (medical, dental, and vision) through an HRA with a generous allowance. We also provide a retirement savings plan and unlimited paid time off so you can recharge and maintain work-life balance.
