Control Panel Designer; Ul

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The Marvin Group is a Strategic Partner for Global Alternate Mission Equipment and Sustainment
The Marvin Group, a leading defense contractor, plays a crucial role in the development and manufacturing of various systems for military aerospace and vehicles. Based in Southern California near the Los Angeles International Airport, The Marvin Group consists of Marvin Engineering (MEC), Marvin Test Solutions (MTS) and Marvin Land Systems (MLS). Marvin Engineering designs and produces military Alternate Mission Equipment. Marvin Test Solutions designs and manufactures armament Test Equipment.

Marvin Land Systems specializes in the design and build of power and thermal management systems. For over 60 years we have maintained “A Tradition of Excellence”, serving as a trusted source for our unwavering commitment to supporting all branches of the Department of Defense and our global allies. Our collaboration extends across a diverse array of programs and platforms, including major military prime contractors such as Lockheed Martin, Northrop Grumman, and Raytheon.

Marvin Group is seeking a UL 508A Control Panel Designer to develop industrial control-panel enclosure, layout, and manufacturing-documentation packages. The role owns panel hardware definition and build support while coordinating with manufacturing, qualified panel-shop, and quality personnel. UL listing, certification, and authorization of certification marks remain with qualified organizations and personnel; this role does not perform those functions.

• Develop enclosure and back-panel layouts, including component arrangement, wireways, terminals, operator devices, thermal and spacing considerations, service access, and maintainability
• Select and integrate panel hardware, including enclosures, disconnects, protection devices, power supplies, terminals, wiring materials, and accessories, against approved requirements
• Create and maintain schematics, wiring and termination documentation, panel-layout drawings, bills of material, labels, assembly instructions, and revision-controlled build packages
• Apply design-for-manufacture and design-for-assembly practices; coordinate fabrication, workmanship, component traceability, inspection, and compliance reviews with manufacturing, qualified panel-shop, and quality staff
• Support prototype and production builds, continuity and point-to-point checks, power-up readiness, hardware functional checks, troubleshooting, corrective actions, and engineering changes
• Define and control hardware interface documentation for PLC, distributed I/O, network, and HMI connections as needed; PLC programming, HMI configuration, and commissioning ownership are outside this role

• Bachelors's degree in Instrumentation & Controls, Electrical Engineering, Industrial Automation, Mechatronics, related engineering discipline, or equivalent work experience
• 4+ years of demonstrated capability developing industrial control-panel enclosures and layouts from requirements through released fabrication and build documentation
• Proficiency creating electrical schematics, wiring and termination documentation, bills of material, labels, and revision-controlled drawing packages using relevant electrical CAD tools
• Working knowledge of industrial control components, conductor and terminal practices, overcurrent protection, grounding and bonding, enclosure selection, panel thermal management, and UL 508A-aware design under qualified review

• Experience supporting qualified panel-shop, ruggedized enclosure, shelter, power-distribution, prototype, or repeatable production builds
• Familiarity with short-circuit current rating concepts, component…