Senior Mechanical Engineer Consultant — Hybrid, Nuclear Systems

Sargent & Lundy; Richland (WA); Hybrid; USD 145,000 - 222,000; Full time

Benefits offered by this job

Health plans

401(k)

Paid time off

Hybrid work arrangement

Job summary

Sargent & Lundy is seeking a lead-level Mechanical Engineer with extensive nuclear experience to drive multidiscipline project execution. You will own safety, schedule, budget, and client experience across the project lifecycle while mentoring junior engineers.

The role supports a hybrid work arrangement with opportunities for career advancement in a U.S. government–related environment. A strong background in thermodynamics, heat transfer, and machine design is essential.

Qualifications

• Must be able to obtain US Government security clearance.
• BSME or MSME from ABET-accredited program with strong background and interest in thermodynamics/heat transfer/fluid mechanics/machine design or thermal systems.
• 15+ years of progressive mechanical engineering experience, ideally in a nuclear environment.
• 5+ years in a firm/client liaison or lead role.
• Experience with piping, pressure vessels, HVAC, or radioactive material handling designs.
• Working knowledge of ASME codes and standards (eg., ASME B31 piping, Boiler & Pressure Vessel, AG-1).
• Ability to work in a collaborative team setting.
• Schedule and budget development and management.
• Experience with CAD software (SolidWorks, Inventor, MicroStation, AutoCAD).
• Excellent written and verbal communication skills.

Responsibilities

• Coordinate multidiscipline project execution and resource coordination.
• Own all aspects of project performance including safety, schedule, budget, reporting and client experience.
• Develop project budgets, schedules and work plans; monitor to stay within budget and on schedule.
• Prepare and review complex calculations and mechanical designs.
• Prepare design inputs for drawings (P&IDs, layouts, general arrangements).
• Prepare and review equipment specifications.
• Communicate with vendors through clearly written specifications.
• Prepare and review reports and studies.
• Mentor junior engineers.

Skills

Security clearance capable

Project leadership

Multidiscipline coordination

CAD proficiency

Communication skills

Education

BSME/MSME from ABET-accredited program

Tools

SolidWorks

Inventor

MicroStation

AutoCAD

Job description

Sargent & Lundy is seeking a lead-level Mechanical Engineer with extensive nuclear experience to drive multidiscipline project execution. You will own safety, schedule, budget, and client experience across the project lifecycle while mentoring junior engineers.

The role supports a hybrid work arrangement with opportunities for career advancement in a U.S. government–related environment. A strong background in thermodynamics, heat transfer, and machine design is essential.