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Project Manager III

Geosyntec Consultants
United States, New Mexico, Los Alamos
Jun 13, 2026

Project Manager III
Primary Location

US-NM-Los Alamos
ID

2026-4515



Category
Project Management

Position Type
Regular Full-Time

Remote
No



Overview

Longenecker & Associates (L&A), a Geosyntec Company, is a trusted partner enabling critical missions across the U.S. Department of Energy (DOE) complex for more than 30 years. We contribute to DOE's nuclear security and environmental remediation enterprise by providing the highest-caliber staff and experts. We are seeking a motivated Project Manager III to contribute to our mission supporting our work at Los Alamos National Laboratory in Los Alamos, NM.

Geosyntec is an innovative, international engineering and consulting firm serving private and public-sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Our engineers, scientists, technical and project employees serve our clients from offices across the world. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

We invest in our people. Each employee is unique, and your career at Geosyntec will be too. We offer competitive pay and benefits, and well-being programs to support you and your family.

To Learn More Visit: http://www.geosyntec.com/careers/.



Essential Duties and Responsibilities

The Project Manager III will operate as a Manager Construction III responsible for the successful completion of all activities related to the execution of assigned Los Alamos National Laboratory (LANL) construction projects. Contribute to the overall administration and technical direction, coordination, and direct line responsibilities for field construction, including maintaining and ensuring safety and security training, compliance, and makes safety and security an integral part of every task; including taking the necessary steps to stop work if continuing the job is unsafe or compromises security. This position demands a strong on-site and in the field presence, to successfully manage the execution of assigned projects.

Duties include but are not limited to:

    Review project construction estimates, budgets, forecasts, schedules, and costs for acceptability;
  • Review specifications and drawings for economic constructability;
  • Participate in the resolution of problems involving staffing, material delivery, and contract/subcontract administration;
  • As a deployed resource in a strong-matrixed team, coordinate with Project Management, Design Engineering, Procurement, Project Controls and other functional departments and personnel in establishing and maintaining priorities to ensure the success of the project;
  • Identify issues for the project manager to ensure the success of the project;
  • Provide counseling, guidance, and direction to Site Managers to facilitate the successful execution of the construction project;
  • Participate in the development and/or review of operations controls, such as project procedures;
  • Participate in proposal preparation, project planning, and scheduling by furnishing expertise on construction methods, equipment, labor, productivity guidelines, estimates of distributable expenses and labor rates;
  • Review and approve preliminary estimates and project schedules as assigned;
  • Participate in project engineering, construction review management project review meetings where approval of proposed construction budgets and schedules are required;
  • Monitor distributable expenses in the field;
  • Staff construction project site teams and monitor construction personnel performance, quality, and technical adequacy;
  • Ensure that the appropriate field procedures are in place and being adhered to;
  • Concur with the selection of the appropriate construction controls for the project from the generic project control system;
  • Ensure that appropriate project training programs are identified and implemented;
  • Foster a mutually respectful work environment that is free from discrimination and harassment;
  • May serve as a Control Account Manager (CAM) responsible for planning, budgeting, managing, and controlling costs and schedule performance for a project or subproject and serve as a point of contact for project controls, including account scope, schedule, budget and technical performance;
  • Ensure work packages realistically represent the duration and budget necessary to perform work and perform variance analysis reviews, determine cause and effect of schedule or cost variance, and define achievable corrective action plans; and
  • Present project management performance plans, status updates, trends, or issues to federal sponsors as needed; and
  • Present assessments, reports, plans, status updates, and issues to Senior Management to federal sponsors as needed.


Education and Licensure

  • Bachelor's degree in engineering or scientific discipline, or specialized courses in project management. (required)


Skills, Experience and Qualifications

  • At least 15 years of experience in two or more of the following functions: project management, engineering, construction, project controls and procurement work leading to a thorough understanding of the knowledge described above, or equivalent combination of education and experience is required.
  • Demonstrated knowledge of and successful experience in all aspects of project or program management work, including developing project plans; managing to scope, schedule, budget, documenting reports and change control actions.
  • Demonstrated ability to successfully organize, lead and monitor a variety of team efforts to completion, often with competing deadlines, while minimizing risk.
  • Thorough knowledge of all phases of construction operations, construction quality, subcontract management, construction technologies, and project management.
  • Understanding of government compliance standards, environmental laws and requirements.
  • Experience coordinating with the Project Management, Design Engineering, Procurement, Project Controls and other functional departments and personnel in establishing and maintaining priorities to ensure successful project execution in compliance with approved procedures.
  • Demonstrated experience acquiring resources and coordinating efforts of team members in order to deliver projects according to plan.
  • Demonstrated knowledge of project planning tools and techniques, experience in effective decision-making, creative problem solving, cause analysis, and continuous improvement programs.
  • Ability to identify, effectively communicate and resolve project issues and risks.
  • Excellent interpersonal, oral and written communication skills.
  • Demonstrated proficient skills in leading, coaching and engaging people.
  • Demonstrated ability to interact with varying levels of management and staff both internal and external, building trust, gaining consensus and resolving conflicts.
  • Due to federal contract security requirements, this position requires U.S. Citizenship.
  • Due to federal contract security requirements, candidates must be able to successfully pass a federal background investigation to secure and maintain DOE Q security clearance.
  • Health & Safety training, medical monitoring, and client-driven drug and background testing required.

Please note that marijuana remains a Schedule III controlled substance under Federal Law. Federal contractors must follow Federal drug-free workplace rules, which prohibit marijuana use, even if medical or recreational use is permitted under State Law.

PREFERRED QUALIFICATIONS & LOCATION DETAILS:

  • Experience as a contractor for the Department of Energy (DOE) managing construction projects or functional portfolios. Experience working under nuclear quality standards (NQA-1, etc.).
  • Work location is Los Alamos, NM
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