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Project Manager III

Geosyntec Consultants
Los Alamos, United Statesfull_timeVerifiedPosted 12 Jun 2026

About the role

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 t

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Company

Geosyntec Consultants

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