3D CAD Modeler

The 3D CAD Modeler will support Integrated Topside Design (ITD) CAD model development of ship platforms and exterior systems and antennas installations. Essential Responsibilities: Will support the Naval Surface Warfare Center, Dahlgren Division, Integrated Topside Design, for the creation and updates of 3D models of U.S. Navy ships, support of shipboard laser 3D scanning, and the development of models used in supporting Computational Electromagnetic (CEM) modeling and analysis. Minimum Requirements: Minimum three (3) years of a demonstrated and established knowledge base and subject matter expertise performing parametric modeling using Autodesk Inventor Professional. In lieu of Autodesk Inventor Professional, one or more of the following software: Solidworks; Catia; Pro-E; NX; Solidedge; will be acceptable with an Autodesk Inventor Essentials certificate of completion. Minimum one (1) year of a demonstrated and established knowledge base and subject matter expertise performing product data management processes using Autodesk Vault Professional. Demonstrated experience in one or more of the following specific areas: file and folder permissions, version history, checkout/check-in; revision control, workflows, and product lifecycle states. Demonstrated 3D CAD model development experience in one or more of the following: ship design; using technical data to create 3D CAD models; importing native CAD models into a CAD platform to reverse engineer and recreate a modifiable 3D solid model; creation and modification to 3D CAD assembly models with greater than 1000 components. Demonstrated experience with DoD; ASME, ANSI and other Military standards. Must be able to obtain and maintain Active Secret US Government Clearance. Note: US Citizenship is required to maintain a Secret Clearance. Preferred Qualifications: Demonstrated 3D CAD model development experience in one or more of the following: 3D CAD model creation of commercial antennas, lights, or cameras; 3D CAD model development for ship hulls or hull components; 3D CAD model development for ship masts; 3D CAD model development for ship structure; 3D CAD model development for weapon systems. Compensation Details: US: $85,000 to $105,000 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: 06/16/2026 - 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. Welcome back! We encourage you to check on the status of your current job applications with us. You can also search for a list of our current job openings and see if there are any new positions that might be a good fit for you. Thank you for continued interest in employment with Amentum. For more than 100 years, Amentum has tackled the world’s toughest challenges to deliver agile and steadfast solutions to the U.S. government and its allies. With more than 50,000 employees on all seven continents and in more than 60 countries, Amentum delivers a broad range of operational support services to meet the critical needs of our clients. Our headquarters are in Chantilly, VA. Find us online at If you need a reasonable accommodation for any part of the employment process, please contact us by email at View email address on click.appcast.io and let us know the nature of your request and your contact information. Requests for accommodation will be considered on a case-by-case basis. If you need assistance, please reach out to View email address on click.appcast.io EEO including Disability/Protected Veterans Labor Laws Posters Amentum has become aware of unauthorized individuals who are falsely using the Amentum name and /or logo in an attempt to solicit fees from potential job seekers. These deceptive and unauthorized individuals are soliciting money, promising placement in a position with Amentum. Please note any communication requesting any amount of money in exchange for employment with Amentum is fraudulent. These communications do not originate from Amentum and are not associated with the recruitment process. Amentum and its affiliates never charge candidates fees or payments of any kind in order to secure employment. As a precaution, we recommend you do not disclose personal or financial details to anyone as a response to an unsolicited email, social media, or dating website request. Amentum will never as ask for a placement fee or any other fee to expedite the hiring process. If you are contacted by anyone offering employment with Amentum, you should never be asked to pay a fee for recruiting. Amentum personnel will always send email from an identifiable corporate account (ending in @amentum.com) and never from a public email account like Yahoo!, Google, Gmail, or Hotmail. If you are contacted regarding a fraudulent employment proposal, we encourage you to alert your local law enforcement agency/police authority. To read more about Amentum’s commitment to ethics, please click here.