Our Nuclear Projects and Consulting group is a Tier 1 service provider to the U.S. Department of Energy; we deliver safe and innovative solutions at complex nuclear cleanup and production sites. Our services include program management, decommissioning, environmental remediation, waste and nuclear material management, nuclear operations, consulting, and engineering, and construction. 

Amentum is looking for a Structural Engineer - Seismic Specialist to our growing engineering team out our office in Oak Ridge, TN. As a Structural Engineer, you will oversee contractor's daily work activity for concrete, steel, and foundations on site for the Department of Energy project.  Additionally, perform structural design calculations and evaluations as needed for the project. This position is client facing with an emphasis on ensuring quality, schedule, and cost. You will participate in planning, field oversight, inspections, scheduling, general design, design change disposition and procurement tasks as assigned. 

What You’ll Do:

• Serve as a subject matter expert in structural and seismic analysis for commercial, industrial, and nuclear facilities
• Apply advanced techniques including Soil-Structure Interaction (SSI), seismic code interpretation, and specialized structural design tools
• Contribute to a diverse range of projects—from commercial buildings to nuclear material facilities and Small Modular Reactor (SMR) designs
• Collaborate with multidisciplinary teams to deliver safe, resilient, and innovative engineering solutions

What We’re Looking For:

• Deep technical knowledge in structural engineering and seismic analysis
• Experience with nuclear facility design is a strong plus
• Ability to work independently and lead technical efforts on high-impact projects
• Strong communication skills and a collaborative mindset

Qualifications:

• Sole US citizenship required (to comply with government customer requirements and/or applicable government regulations)
• B.S. in Engineering from an ABET accredited engineering school 
• 15+ years of post-education experience
• A PE or SE is required with ability to obtain a new state license as required
• Perform Engineer of Record duties as assigned
• Ability to perform advanced linear analysis, non-linear structural analysis, soil structure interaction analysis and generate requisite data such as floor response spectra.  Provide evidence of performing analysis for at least one project
• Be subject matter expert with steel, concrete, and masonry with emphasis on seismic design
• Experience implementing local and national code such as IBC, ASCE 7, AISC N690, ACI 349, ASCE 4, ASCE 43, DOE-STD-1020, NRC, etc.
• Ability to follow and implement established NQA-1 quality procedures and ensures that all work accomplished is procedurally compliant
• Subject Matter Expert in use of finite element software such as STAAD.pro, SAP2000, SASSI, or ANSYS
• Be software owner and perform validation and verification tasks for design software
• Competence using Microsoft Office software

Preferred qualifications:

• Nuclear Code Committee voting member in ASCE 4, ASCE 43, AISC N690, ACI 349 (or equivalent)
• Competent using Revit, AutoCAD, or MicroStation software
• Master’s degree in civil engineering or equivalent
• DOE Q clearance
• DOE and NRC experience 
• Reside within a commutable distance from our Oak Ridge, TN office

Essential Functions:

Intermittent sitting, walking, standing, bending, squatting, climbing, kneeling, twisting, and lifting. Lifting requirements limited to 20 lbs. in the form of supplies, drawings, etc. Longest distance carried of 50 feet. Hand manipulation is required for simple grasping, pushing and pulling, and fine manipulation. Right and/or left hands utilized. Occasional need to reach and/or work above the shoulder, for supplies, as well as below the shoulder for same. No foot controls necessary. Must be alert to equipment in the field, there will be occasional travel, will work near construction job site equipment when in the field, occasional need to work near hazardous equipment and machinery, occasional need to walk on uneven ground, exposure to dust, gas or fumes, exposure to noise, extremes in temperature or humidity, and potential work at heights. 

At Amentum, we help prepare people for new opportunities and challenges. With positions at every level, openings in multiple disciplines, expertise in a range of markets and offices around the globe, we create an environment where you can learn, grow, and thrive. From our competitive benefits program to our Health and Safety initiative of Beyond Zero workplace injuries, we believe that you'll find a flourishing career here at Amentum.

OTHER ESSENTIAL FUNCTIONS

• Valid driver's license is required.  
• Must take and pass a pre-employment drug and background check.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed,  marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.