Senior Marine Engineer - SECRET Clearance, Ship Design

Sayres & Associates, LLC; Washington (District of Columbia); On-site; USD 110,000 - 150,000; Full time

Job summary

Sayres & Associates, LLC seeks an experienced Marine Engineer with an active SECRET clearance, based in Washington, DC. You will support PMS 300/325 Ship Design Management, providing SME expertise for ship design, construction, and in-service engineering across multiple hull types.

Responsibilities include design reviews, equipment specification, and collaboration with shipyards and classification societies to ensure compliance with SOLAS, MARPOL, and class rules.

Qualifications

• Bachelor's degree in Marine Engineering or similar, and at least 7 years in ship design, work packages, in-service modifications, detail drawings, and ABS/military specifications.
• Experience with deck systems, structures, and shipboard auxiliary systems.
• Understanding hull integration, mechanical stress, and equipment placement.
• Familiar with corrosion-resistant materials for harsh marine environments.
• Strong thermodynamics, fluid mechanics, and marine power engineering knowledge.
• Proficient with CAD tools (AutoCAD MEP) and 3D piping/layout tools.
• Knowledge of shipboard electrical networks (PLC/SCADA) for automation and monitoring.
• Ability to use FMEA, fault-tree analysis, and vibration analysis for diagnostics.
• Experience with electrical power generation, distribution, and emergency generators.
• Liaise with shipyards, classification societies, and cross-disciplinary teams.
• Excellent interpersonal and customer relation skills.
• SECRET clearance or ability to obtain interim clearance.

Responsibilities

• Provide marine engineering and technical support throughout shipbuilding, from concept to design studies and implementation.
• Collaborate on contract design activities and ensure successful construction execution.
• Conduct independent design reviews for safety and efficiency of ship systems.
• Support in-service ship design and continuing system effectiveness.
• Provide on-ship installation support for equipment and systems.
• Participate in studies focused on continuous improvement and innovation.
• Coordinate with multidisciplinary teams within constrained engine rooms to ensure accessibility.
• Mentor junior marine engineering staff.

Skills

Marine engineering

Diesel engines

3D modeling

AutoCAD MEP

Electrical schematics

System integration

FMEA/vibration analysis

Shipboard testing

Leadership/mentorship

Education

Bachelor's of Science in Marine Engineering

Master's degree (preferred)

Tools

AutoCAD MEP

3D piping/layout tools

Electrical schematic design software

Job description

Sayres & Associates, LLC seeks an experienced Marine Engineer with an active SECRET clearance, based in Washington, DC. You will support PMS 300/325 Ship Design Management, providing SME expertise for ship design, construction, and in-service engineering across multiple hull types.

Responsibilities include design reviews, equipment specification, and collaboration with shipyards and classification societies to ensure compliance with SOLAS, MARPOL, and class rules.