Amentum is a global leader in advanced engineering and innovative solutions, supporting critical missions across defense, intelligence, energy, and civilian sectors. Our people are our competitive advantage, driven by purpose, collaboration, and a commitment to delivering excellence for our customers and communities. We are currently seeking a Senior Structural Engineer to support our Oak Ridge, TN office.
The Senior Structural Engineer will be responsible for design projects, developing design calculations using standard and advanced analysis (FEA) techniques, developing drawings, and developing specifications for structures made of steel, concrete, and masonry with emphasis on seismic design. Your work will be supporting the Oak Ridge, TN office with some travel. You will be able to focus on tackling the toughest design challenges with a smile as you support the development of life changing infrastructure that improves communities all over the United States. If you're up for the task, then we have been looking for you! Join our team and help us lay the foundation for human progress. Join us and love what you do!
Qualifications
Sole US citizenship required (to comply with government customer requirements and/or applicable government regulations)
B.S. in Structural/Civil Engineering from an ABET accredited engineering school
8+ years of post-education experience
Design experience with steel, concrete, and masonry with emphasis on seismic design
Experience implementing local and national code such as IBC, AISC, ACI, ASCE 7
Ability to follow and implement established quality procedures and ensure that all work accomplished is procedurally compliant
Experience working within a quality system based on ISO 9000 or NQA-1
Ability to use finite element software such as STAAD.pro (or equivalent)
Competence using Microsoft Office software
Ability to learn new software as necessary for project success
Preferred qualifications:
Experience using Revit, AutoCAD, or MicroStation software
A PE or SE license with ability to obtain a new state license
Experience delivering a range of projects from conceptual design through detailed design. Includes developing design calculations, numerical modeling, drawing development, specification development, and construction support
Knowledge of nuclear codes such as DOE 1020, AISC N690, and ACI 349
Reside within a commutable distance from our Oak Ridge, TN office
DOE Q clearance
DOE experience
Work Location:
It is preferred this position be worked full-time in Oak Ridge, TN. There is an option for remote/hybrid work. For people within 50 miles of the Oak Ridge, TN or Denver, CO offices, a hybrid option requiring a person to be in office a minimum of 2 days per week is available. For people outside of 50 miles, a remote option with quarterly travel to the Oak Ridge, TN office is available. For hybrid and remote work, you are required to provide and work in a secured location as approved by the company within the United States due to the projects that you will be participating in.
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 is 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.
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.
Equipment and Machines: Standard office PC, with software will be provided.
Other Essential Functions:
U.S. Citizenship required
Valid driver's license is required. Must be able to work in a team atmosphere
Must put forward professional behavior that enhances productivity and promotes teamwork and cooperation
Grooming and dress must be appropriate for the position and must not impose a safety risk/hazard for the employee or others
Must take and pass a pre-employment drug screening and background check
Compensation Details:
$100,000 - $170,000
The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits (including 401(k) matching)
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance
Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting:
04/20/2026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
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.