Change Management Manager

Amentum; El Paso (TX); On-site; USD 131,000 - 161,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off and holidays

Retirement benefits (401(k) matching)

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum is seeking a Change Management Manager to support DHS and ICE contracts at Camp East Montana in El Paso, TX. You will plan, execute, and oversee project controls and change management across multiple sites, ensuring cost, schedule, and estimating tasks meet standards and contractual requirements.

Responsibilities include leading complex change activities, developing scope and budget data, and providing clear leadership communications.

Qualifications

• Minimum eight (8) years of experience in business management or related field, including at least four (4) years in planning, scheduling, and cost control.
• Experience with Earned Value Management (EVM), cost reporting, and scheduling software, with proficiency in at least one tool.
• Ability to develop and maintain positive, cooperative working relationships with internal and external stakeholders.
• Proficiency with Microsoft Excel, including advanced functions useful for cost and schedule analysis.
• Experience using SharePoint for document management, workflow coordination, and collaboration across project teams.
• Demonstrated proficiency and working knowledge of change management processes and functions.
• Ability to present cost and schedule analysis to leadership clearly and effectively.
• Demonstrated management skills in applying business practices, plans, and activities across teams.
• Excellent written, verbal, and interpersonal communication skills.
• Must be able to obtain and maintain facility credentials/authorization. Note: US Citizenship is required for facility credentials/authorization at this work location.

Responsibilities

• Leads complex change management activities and ensures accurate project administration and documentation.
• Facilitates development of scope, schedule, budget, and estimate-to-complete data for assigned tasks.
• Develops proposal inputs to address requirement change requests.
• Supports the Project Management team in maintaining effective project controls processes, procedures, and systems.
• Communicates complex issues and recommended solutions to leadership.
• May serve as project controls lead for major projects beyond standard responsibilities.
• Performs other duties as assigned.

Skills

Earned Value Management

Cost reporting

Scheduling

Microsoft Excel

SharePoint

Stakeholder management

Communication skills

Citizenship eligibility

Education

Bachelor’s degree in related field

Tools

Scheduling software

SharePoint

Excel

Job description

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success.

Amentum is currently seeking a Change Management Manager to support the Department of Homeland Security (DHS) and U.S. Immigration and Customs Enforcement (ICE) contract at Camp East Montana (CEM) in El Paso, Texas. This position is responsible for the planning, execution, and oversight of project controls and change management activities across multiple project sites. The position ensures all project change processes, cost management, schedule management, and estimating tasks are completed in accordance with company standards and contractual requirements.

This position may also perform the following duties:

• Leads complex change management activities and ensures accurate project administration and documentation.
• Facilitates development of scope, schedule, budget, and estimate-to-complete data for assigned tasks.
• Develops proposal inputs to address requirement change requests.
• Supports the Project Management team in maintaining effective project controls processes, procedures, and systems.
• Communicates complex issues and recommended solutions to leadership.
• May serve as project controls lead for major projects beyond standard responsibilities.
• Performs other duties as assigned.

QUALIFICATION

• Minimum eight (8) years of experience in business management or related field, including at least four (4) years in planning, scheduling, and cost control.
• Experience with Earned Value Management (EVM), cost reporting, and scheduling software, with proficiency in at least one tool.
• Ability to develop and maintain positive, cooperative working relationships with internal and external stakeholders.
• Proficient in Microsoft Office applications to include;
• Proficiency with Microsoft Excel, including advanced functions useful for cost and schedule analysis.
• Experience using SharePoint for document management, workflow coordination, and collaboration across project teams.
• Demonstrated proficiency and working knowledge of change management processes and functions.
• Ability to present cost and schedule analysis to leadership clearly and effectively.
• Demonstrated management skills in applying business practices, plans, and activities across teams.
• Excellent written, verbal, and interpersonal communication skills.
• Must be able to obtain and maintain facility credentials/authorization. Note: US Citizenship is required for facility credentials/authorization at this work location.

EDUCATION

Bachelor’s in a related field preferred; two (2) years of experience in related field may be substituted for each year of the four (4) years of college.

WORKING CONDITIONS

This position generally operates in a standard office environment; however, travel may be required on short notice, both domestically and internationally, including to austere locations under harsh living conditions. Employees must be able to work various shifts, including evenings and weekends. Some assignments may involve long hours, weather exposure, dust, and remote or uncomfortable conditions.

OTHER RESPONSIBILTIES

Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.

Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.

Procedure Compliance - Each employee must read, understand, and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to job.

Disclaimer:

This job description outlines the general nature and level of work performed. It is not intended to be an exhaustive list of all duties, responsibilities, and qualifications associated with the position.

Compensation Details:

$146,087.00

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:

10/29/2026 - 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.