Leidos is seeking an experienced Project Manager to lead primarily federal environmental projects including CERCLA and RCRA investigations, feasibility studies/corrective measure studies, decision documents, remedial design/remedial action (RD/RA), long-term monitoring/long-term operations, and environmental compliance. The candidate will be responsible for planning, organizing, securing and managing resources for successful completion of project goals within scope, schedule, and budget constraints. Candidates must have experience providing solutions for complex technical and regulatory issues. Candidates will routinely interface with Leidos line management, program managers, and senior technical staff across multiple offices, as well as clients and external stakeholders, including regulatory agencies and the public.

This position is flexible regarding work location and may be based in Reston, VA, Twinsburg, OH, or remote location.

Primary Responsibilities:

• Manage and execute projects within Leidos’ program execution framework and procedures, including cost tracking, profit/loss, estimates to complete, project schedule, and performance metrics.
• Define project requirements and technical objectives; establish, direct, and support project task teams across multiple technical disciplines; and manage project logistics and execution.
• Define requirements, oversee, and support preparation of project governing work plans and technical deliverables, including, project management plans, quality assurance project plans, accident prevention plans, health and safety plans, remedial investigation/feasibility study reports, proposed plans, records of decision, remedial designs, remedial action work plans, or equivalent documents.
• Develop exit strategies and solutions for complex technical and regulatory issues.
• Procure, select, and oversee subcontractors that support Leidos’ prime contracts.
• Support proposal development, including technical solutions, management approaches, risk management strategies, and basis of estimates.
• Comply with Leidos and client Environmental Compliance, Quality, and Health & Safety programs.
• Prepare and present project findings to clients, regulatory agencies, and the public.
• Willing and able to travel to project locations to attend client and stakeholder meetings, conduct site visits, etc.

Required Education and Experience:

• BS or MS degree in a technical discipline, including Engineering, Physical or Environmental Sciences, or related field, with at least 12 years relevant experience in the environmental field, or an MS degree and at least 10 years relevant experience.
• Experience in RD/RA projects involving landfills and coastal remediation activities such as stabilization, dredging, and dune enhancement.
• Experience in stakeholder interaction and engagement involving multiple local, state, and federal stakeholders.
• Experience with management of staff, budgets, schedule, and scope.
• Experience with state and federal environmental regulatory frameworks, including CERCLA and RCRA.
• Experience supporting development of technical, management, and price proposals.
• Effective verbal and written communication.
• Ability to work independently with little supervision.
• Proficiency in MS Office tools (Excel, Word, Outlook, Project, PowerPoint).
• Valid driver’s license.

Preferred Qualifications and Experience:

• Professional Engineer (PE) or Professional Geologist/Geoscientist (PG), preferably licensed in Virginia or ability to get reciprocity licensure in Virginia
• Project Management Professional (PMP) certification
• Experience with the U.S. Army Base Realignment and Closure (BRAC) program and property transfer process

Due to contract requirements, must be a U.S. Citizen or U.S. Permanent Resident.

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Original Posting:

December 31, 2025

Pay Range:

Pay Range $116,350.00 - $210,325.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.