Site Manager

Job Description

The Site Manager plans and manages projects under the direction of a Program Manager. Coordinates the project's financial and budget activities to maximize earnings and increase efficiency. Monitors projects to manage scope and deliverables. May act as a point of contact for the client. Effectively manages resources. Identifies and manages project risks.

Essential Responsibilities

• Provide direction and leadership to all site assigned personnel.
• Prepare and submit site labor/non-labor budgets, forecast estimated costs and control subcontractors.
• Control service contracts in support of site operations.
• Manage all department managers/staff assigned to site operations.
• Coordinate Range scheduling with all departments to ensure training exercises are properly staffed.
• Manage and coordinate research and investigations into business problems.
• Provide guidance and assistance relative to operating problems and projects.
• Coordinate range scheduling with the government representatives as required.
• Oversee scheduling of work assignment and workloads in accordance with operational tasking and maintenance requirements.
• Interface with union representatives to ensure adherence to union agreements and negotiated requirements.
• Perform all other position related duties as assigned or requested.
• Periodically required to travel in support of customers’ mission.

Minimum Requirements

• Must be able to obtain and maintain a U.S Customs and Border Protection suitability clearance. Note: US Citizenship is required to obtain the clearance.
• Bachelor's degree or equivalent combination of academic/technical/military training and experience.
• Possess 8+ years of relevant experience with Bachelor's degree; 5+ years of relevant experience with Masters degree. (diverse management experience including experience in tactical training systems and/or aviation systems.)
• Possess excellent communication, analytical, project management and supervisory skills.
• Desktop computer skills are essential with proficiency in full range of Microsoft Office products and should be capable of preparing management level reports and presentations.
• Position requires frequent travel.
• Must possess a valid driver's license.

Preferred Candidates

• FAA A&P Certificate highly desired.
• Two plus (2+) years of experience leading, mentoring, and/or delegating the work of others.

Compensation Details

155396.80

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

• 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

10/16/2026 - 10/19/2026 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.

Equal Opportunity Employer

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.

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 complete our Accommodation Request. 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. 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.

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