Mechanical Designer 3 - Mission Critical

Sargent & Lundy•Oak Ridge, TN

18h•$68,325 - $104,385

About The Position

Sargent & Lundy is seeking a Mechanical Designer 3 for its Government Services Division. The role designs special-purpose, one-of-a-kind equipment—including gloveboxes, precision furnaces, hot cells, custom pressure vessels, controls, and auxiliary systems—as part of multidisciplinary design projects. Under the direction of the Mechanical Project Lead, the designer develops drawings and 3D CAD models, coordinates detailed design phases, and prepares complete design packages. The work may include investigating and resolving mechanical design issues, coordinating with other disciplines, and supporting designers and project team members. There may be opportunities to assist engineers and designers with field walkdowns and data gathering at client facilities. The position also includes independently planning and executing design deliverables and helping develop less-experienced designers and drafters. Sargent & Lundy supports peer learning through knowledge sharing and its Communities of Practice. The Government Services Division provides engineering design and consulting support to U.S. Department of Energy sites and national laboratories, including projects related to nuclear waste management and the safe handling and processing of nuclear materials. The role requires U.S. citizenship; dual citizenship with a country other than the U.S. does not qualify. The candidate must be able to obtain a U.S. government security clearance. The compensation range is $68,325–$104,385, and eligible employees may also participate in a yearly discretionary bonus.

Requirements

Must be a U.S. citizen; dual citizenship with a country other than the U.S. does not qualify.
Must be able to obtain a U.S. government security clearance.
Associate's degree in a technical area, including drafting, or a high school diploma with equivalent technical design experience.
At least 8 years of experience.
Proficiency with design software such as AutoCAD, Inventor, SolidWorks, or similar, for producing 2D and 3D drawings and models.
Experience reviewing mechanical equipment, including outlines and interface points, and coordinating and developing associated deliverables.
Ability to interface and communicate with engineering and design teams from other disciplines.

Nice To Haves

BIM modeling using Autodesk products such as Revit, or equivalent.
Geometric Dimensioning and Tolerancing (GD&T) experience.
Interest in learning and effectively using emerging technologies where relevant to the role.
Experience with AI, automation, programming, or similar technologies, where relevant.

Responsibilities

Design special-purpose, one-of-a-kind equipment, including gloveboxes, precision furnaces, hot cells, custom pressure vessels, controls, and auxiliary systems.
Develop drawings and 3D CAD models under the direction of the Mechanical Project Lead while working on multidisciplinary design projects.
Investigate, troubleshoot, and solve a wide variety of mechanical design issues.
Use 2D and 3D CAD modeling software to generate design packages.
Participate in coordinating detailed design phases for all aspects of an integrated design model.
Coordinate with and support other designers and project team members to ensure complete and timely design packages.
Independently plan and execute deliverables such as general arrangements, piping isometrics, piping composites, pipe support drawings, and equipment location drawings.
Potentially accompany and assist designers and engineers with field walkdowns and data gathering at client facilities.
Share knowledge with experienced designers through peer learning and the company's processes and Communities of Practice.
Guide others in developing less-experienced designers and drafters.