Environmental Project Manager

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 an Environmental Project Manager to support our Environmental Remediation Services Group in Pittsburgh PA.

Job Description

(Duties & Responsibilities)

Amentum is seeking to hire an Environmental Project Manager to join our growing team in Pittsburgh, PA. In this role, the successful candidate will assist in delivering environmental solutions for both private and government sector clients, particularly on hazardous waste sites. Amentum employs advanced engineering and technology solutions to the most significant environmental challenges to make the world safer, more secure, and cleaner by eliminating environmental hazards to create a secure and vibrant future. The ideal candidate will lead complex projects and contribute to sustainable solutions.

You will be part of an integrated mission-driven team dedicated to protecting human health and the environment, eliminating environmental hazards, ensuring regulatory compliance, and making positive contributions to the communities where we work. This role is ideal for candidates eager to build leadership and project management skills while laying a strong foundation for future career growth.

Positioned at the forefront of the industry, Amentum is a proven leader in the U.S. government's engineering and contracting sector and is recognized as the second-largest government services contractor in the engineering sector of the U.S. government market. The organization provides technical expertise in various areas including engineering services, national security, defense, and healthcare. Amentum has a proven track record of delivering successful sustainability initiatives across various sectors, including federal and international markets. Our multidisciplinary team of environmental professionals, engineers, and sustainability experts collaborates with stakeholders to create tailored solutions that promote environmental stewardship and sustainable development. Our network of alliances enhances our capacity to deliver impactful solutions and fosters innovation in environmental practices. We are committed to building a sustainable future for our communities and the planet, aligning our goals with the needs of our clients and stakeholders.

Responsibilities include leading and managing environmental remediation projects, developing and implementing remedial action plans, overseeing site assessments and field activities, ensuring regulatory compliance, preparing technical reports, interacting with clients and agencies, and staying updated on industry best practices.

As Environmental Project Manager, you’ll lead and support environmental remediation projects that make a real difference to the environment. You will lead projects from planning through execution, remedy assessment and selection, and ultimately implementing remediation strategies while ensuring compliance with local, state, and federal environmental regulations. You’ll oversee multi-disciplinary project teams, support proposal efforts, and provide mentorship to junior staff.

The role combines office work with periodic field assignments requiring occasional travel with overnight stays. Strict safety protocols and procedures are in place to promote a safe and productive work environment for all employees. This professional position may afford the opportunity to implement a flexible schedule including remote work for office related duties, providing employees with ample work-life balance options.

Key Responsibilities:

• Lead and manage environmental remediation projects, ensuring compliance with regulatory programs including Pennsylvania’s Land Recycling and Environmental Remediation Act (Act 2), Storage Tank Program, Hazardous Sites Cleanup Act, CERCLA, RCRA, and others

• Support proposal efforts across a wide range of scopes and markets

• Develop scope, schedule, and budget for assigned project, ensuring project goals and objectives are met, on time and on budget while maintaining project controls throughout

• Manage projects from inception to completion with regulatory compliance and a demonstrated ability to manage projects safely and efficiently

• Work with and lead a project team consisting of technicians, scientists, and engineers to meet project objectives and maintain client satisfaction

• Prepare work plans, support remedial designs, and prepare final project reports

• Excel at communications, ensuring all stakeholders are consistently informed on project progress and execution

• Possess strong analytical and problem-solving abilities

• Excellent written and verbal communication skills

• Manage a variety of subcontractors, ensuring quality and delivery

• Actively participate in environmental remediation projects, including developing Work Plans / Scopes of Work, establishing and maintaining project schedules, tracking project costs, developing cost-estimates, evaluating bids for subcontractor services, updating Health and Safety Plans (Site-Specific), implementing and leading safety protocols for field activities.

• Ensure environmental compliance by reviewing environmental regulations and supporting environmental permitting and other compliance needs.

• Interpret and organize diverse environmental data sets using spreadsheets, graphs or models, data analysis, in technical reporting phases.

• Apply a foundation in natural sciences with engineering principles to explain environmental observations and develop effective solutions to complex environmental issues and problems.

Required Qualifications

• Bachelor’s degree in environmental science, engineering, or related sciences (geology, chemistry, or physics).

• Bachelor’s degrees with 10-yr experience, Master degrees with 8 yr experience, or PhD degrees with 5-yr experience. Experience managing projects and navigating regulations, proficiency with environmental software and tools, understanding of environmental remediation principles and techniques, effective communication, leadership, and problem-solving skills are essential qualities for the successful candidate.

• Valid driver license is required.

• Experience (5-10+ years) in the environmental field, environmental engineering, or geology/hydrogeology, ideally with environmental remediation experience.

• Knowledge of EPA and state remediation regulations (CERCLA, RCRA), experience with Pennsylvania’s Land Recycling Program (Act 2), Storage Tank Program, or Hazardous Sites Cleanup Act (HSCA) is beneficial.

• Proficient written and verbal communication skills, with the ability to distill technical information clearly to diverse audiences within a multidisciplinary team.

• Desire and ability to deliver quality work and solve problems with critical thinking and sound judgment.

• Driven to take ownership of projects, prioritize tasks effectively, and thrive in a collaborative, team environment that fosters personal and professional growth.

• Availability for periodic overnight travel.

• Ability to pass a pre-employment drug screen and work in Personal Protective Equipment (PPE) clothing, including a respirator.

• Amentum will provide 40-hour OSHA HAZWOPER or refresher training if the selected candidate does not already possess this certification.

Compensation & Benefits

HIRING SALARY RANGE: $107,340 - $154, 666 (Annually) (Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant internal equity, and alignment with market data.)

BENEFITS

Amentum offers the following benefits for this position, subject to applicable eligibility requirements: medical dental and vision insurance, 401(k) retirement plan, life insurance, long-term and short-term disability insurance, 15 days of paid time off, and parental leave.

Compensation Details:

$107,340 - $154, 666

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:

07/06/2026 - 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 ( .