Mechanical Design Engineer

Boston Government Services, LLC., (BGS) is seeking a Mechanical Design Engineer to support our clients performing work at the DOE Hanford, WA and Portsmouth, KY.

BGS is an engineering, technology, and security firm helping to advance missions of national importance for government programs, national laboratories, national security facilities, nuclear operations, and complex projects. We support clients at every stage, from strategic planning and program management to the execution of engineering and technical activities. We work to attract and retain the best talent because the best talent delivers the best results for our clients. Our capabilities are based on our experience in complex, secure, and highly regulated environments. We leverage our experience and capabilities to provide mission-driven solutions tuned to our client’s mission needs and strategic direction.

Work that Matters. People that Matter More. At BGS, we believe meaningful work starts with great people. We foster a culture built on respect, collaboration, and accountability—where employees are empowered to contribute ideas, grow professionally, and make an impact. We care about our employees’ well-being through competitive benefits, clear expectations, and an environment that values both excellence and connection.

If you align with BGS’ company values and culture, we would love for you to explore opportunities to join our growing team by checking out the job description below!

Responsibilities

The Mechanical Design Engineer duties include engineering analyses, design development, design reviews, field verification, and design recovery for existing facilities, new construction, facility refurbishment, and system modernization projects. Work may include vessels, tanks, piping and utility systems, material-handling equipment, remote tooling, facility deactivation and decommissioning (D&D), operations support, and related mechanical systems at Department of Energy sites, including Portsmouth and Hanford.

• Develop, analyze, review, and document mechanical designs for new facilities, facility modifications, refurbishment projects, and system modernization efforts, including vessels, tanks, piping, supports, material-handling equipment, lifting devices, remote tooling, and specialized mechanical equipment.
• Prepare and review design criteria, engineering calculations, specifications, datasheets, statements of work, procurement packages, drawings, technical reports, and other documentation establishing the design basis, assumptions, interfaces, equipment selections, and technical decisions.
• Evaluate existing equipment and facility conditions through review of design records, vendor data, operating information, field walkdowns, inspections, measurements, and system evaluations to support design development and design recovery.
• Provide mechanical engineering support for facility deactivation and decommissioning (D&D), including equipment isolation, removal planning, temporary configurations, and coordination of utility and power disconnect requirements with the responsible disciplines.
• Review designs for safety, constructability, operability, maintainability, accessibility, inspection, testing, and compatibility with existing facility systems and operating requirements.
• Coordinate mechanical requirements and interfaces with civil, structural, electrical, instrumentation and controls, process, HVAC, fire protection, construction, operations, and maintenance personnel.
• Review vendor and supplier documentation for technical compliance and provide engineering support during procurement, fabrication, construction, installation, testing, commissioning, startup, and operational readiness.
• Apply applicable DOE requirements, consensus codes and standards, site procedures, and project-specific requirements while participating in design reviews, technical meetings, risk evaluations, field-condition resolution, and preparation of technical recommendations.

Requirements

• BS in Mechanical Engineering from an ABET-accredited program, with at least five years of relevant engineering experience.
• Experience supporting industrial, nuclear, government, energy, manufacturing, or other highly regulated facilities.
• Working knowledge of mechanical design principles, engineering calculations, technical specifications, and applicable industry codes and standards.
• Ability to prepare clear technical documentation and work effectively with m…