Senior Structural Designer

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 Designer to support our Oak Ridge, TN office.

The Structural Designer will be responsible for design projects, developing drawings, and developing construction documents 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.

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.

Qualifications:

• •Sole US citizenship required (to comply with government customer requirements and/or applicable government regulations)
• •15+ years of experience in industrial, commercial, or nuclear projects with increasing levels of responsibility emphasis on heavy seismic projects
• •Ability to produce 2D and 3D structural drawings, models and construction documents with minimal supervision
• •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
• •Experience using Revit, AutoCAD, or MicroStation software.
• •Competence using Microsoft Office software
• •Ability to learn new software as necessary for project success

Preferred qualifications:

• •Experience delivering a range of projects from conceptual design through detailed design. Includes developing drawing development, specification development, and construction support
• •Experience with advanced modeling tools, including BIM systems, clash detection, and/or parametric molding
• •Mentoring less experienced designers or leading small teams of designers
• •Background in project sectors such as, Oil and Gas, Power Generation, Chemical Plants, or Manufacturing Facilities
• •Reside within commutable distance of our Oak Ridge, TN office
• •DOE experience

Compensation Details:

$40.39/HR - $60.58/HR

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:

10/26/2026 - Until Filled Amentum 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 .