TMMG, LLC · 21 hours ago
(C) Senior Electrical Engineer (Shipboard Low Voltage & Controls)
Newport News,VA,US
Full-time
Onsite
Senior LevelTMMG, LLC is seeking a Senior Electrical Engineer to support the development of shipboard low-voltage electrical design and control systems. The role involves collaborating with engineering teams to deliver high-quality documentation and verification for vessel electrical design and integration.
Asset ManagementIndustrial EngineeringProject Management
Responsibilities
Lead design, calculation, and layout of cable ways, develop cable way key plans, and size penetrations for drive, power, and control cabling consistent with shipboard standards and routing practices
Develop detailed low-voltage Power Management System (PMS) schematics, including:
Create point-to-point cabling lists from power and control diagrammatics (single line and functional diagrams) for equipment from multiple vendors
Perform shipboard power breaker selection and cable sizing calculations to support panel schedules, load analysis, and compliance with applicable marine electrical codes and classification society requirements
Potential transformer (PT) and current transformer (CT) interfaces
External protective relays
Control/monitoring interfaces with bridge and automation systems
Develop low-voltage protective relaying and metering diagrams, including relay logic, interlocks, CT/PT placement, metering points, and coordination with circuit protection devices
Interface with system suppliers and contractors to ensure protective device integrations are accurately represented in design documentation
Support electrical design and integration of electric drive propulsion systems, including drive schematics, power distribution interfaces, and control system interconnections
Coordinate with propulsion vendors, automation integrators, and vessel engineering teams to ensure system compatibility and constructability
Prepare and review technical documents: schematics, wiring diagrams, design packages, technical reports, and vendor data submittals
Collaborate with marine engineers, naval architects, automation specialists, and onsite stakeholders to coordinate electrical integration with vessel design and installation schedules
Review design input from third-party vendors and incorporate changes into master electrical models and drawing sets
Qualification
Required
Bachelor's degree in Electrical Engineering (or equivalent) with professional experience in marine electrical systems
Demonstrated experience in shipboard electrical power and control systems – including cable way design, cable routing, and penetration design
Strong background in low-voltage power distribution, protection, and metering, including PT/CT selection and protective relay interface design
Proven experience preparing PMS schematics, low-voltage distribution schematics, and control system wiring diagrams
Experience with shipboard power breaker sizing and cable ampacity/short-circuit calculations
Background in integrating electric propulsion drive systems and automation interface (e.g., VFDs, drive controls, and system interlocks)
Proficient in electrical CAD/diagramming tools (e.g., AutoCAD, EPlan, or equivalent)
Excellent communication skills with the ability to coordinate across multidisciplinary engineering teams
Preferred
Familiarity with marine classification standards (ABS, DNV, Lloyd's Register, etc.)
Experience working with hybrid or all-electric vessel systems
Understanding of marine automation and control logic integration with PMS/PLC/SCADA
Ability to support vendor technical evaluations and factory test planning
Company
TMMG, LLC
TMMG is a systems engineering and logistics company, serving the public and private sectors.
Founded in 2008
201-500 employees
Funding
Current Stage
Growth StageTotal Funding
unknownKey Investors
Artinia Group
2025-12-15Private Equity
Leadership Team
Shane Dowling
Chief Executive Officer; Owner
Richard Cunningham
COO
Recent News
Washington Technology
2025-12-18
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