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Salary
≈ $115k – $218k per year (Estimated)
Location
In office (Washington)
Seniority
Staff · 10+ years exp
Visa
H-1B filings in 12 months: 49 · green card filings: 7

Confirmed on the employer's own hiring board on Oct 28, 2026. First seen by Alion on Oct 26, 2026.

Overview
Company
Impact
Profile match
Geosyntec Consultants is an engineering and consulting firm headquartered in Columbia, Maryland, that serves public and private clients on environmental, water, natural resources and civil infrastructure problems. Founded in 1983 and employee-owned, it works from offices across the US and abroad, and its subsidiary Longenecker and Associates supports Department of Energy nuclear security and remediation work at sites such as Oak Ridge and Los Alamos. It hires remediation, geotechnical, water resources, coastal and structural engineers, geologists, chemists, construction managers, CAD technicians and interns.

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 35 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 Program Manager to contribute to our mission supporting our work at Office of Nuclear Material Removal and Elimination in Washington, DC.

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 candidate will serve as a Program Manager within the Office of Nuclear Material Removal and Elimination (NA-232), supporting implementation of projects across the full-scope of the office’s mission. Example programmatic work scope includes working with international partners to eliminate inventories of highly enriched uranium (HEU) and plutonium; supporting efforts to rapidly respond to recover weapons-usable nuclear material around the world; the elimination of sensitive nuclear infrastructure from partner facilities; and the formations, development, and execution of new initiatives. The candidate will provide cross-cutting support to the Office Director, Deputy Director, and federal program managers, by serving as the primary point of contact for assigned projects and supporting other project managers with their assigned scope. In this capacity, duties will include assisting the federal managers in the development and communication of overarching program strategies, to include developing and documenting U.S. technical scope, schedules, and budgets, as well as collaborative integrated schedules with other mission partners. The candidate will manage and lead regular and ad hoc daily, weekly, monthly, and quarterly calls as required. The candidate will also provide high-level advisory services in support of all project stakeholders, and especially to federal management and oversight.

Education and Licensure

Bachelor’s Degree in relevant field.

Skills, Experience and Qualifications

Required Skills, Experience, and Qualifications

  • 10+ years of experience.
  • A successful candidate will demonstrate extensive experience managing schedule, scope, and budget for complex, international, and national security projects
  • 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 if required.
  • Due to federal contract security requirements, this position requires U.S. Citizenship.
  • Successful candidates will be able to perform the essential functions of the job with reasonable accommodation. This job posting reflects management’s assignment of essential functions and the descriptions listed do not restrict management’s right to assign or reassign duties and responsibilities to this job at any time.
  • Health & Safety training, medical monitoring, and client-driven drug and background testing.
  • 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 and Location Details

  • In-office position in Washington, DC.
  • Travel is required for the position and expected to be around 30%.
  • Active Q clearance.

As an L&A employee, you will be eligible for a competitive salary as well as a comprehensive benefits package including healthcare (medical and dental), 401K plan, and paid time off. We believe in investing in our employees beyond compensation and as an L&A employee, you will have access to in-house training, career pathing, mentoring, award programs, tuition reimbursement and much more.

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