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Senior Project Manager (Subcontractor Technical Representative - STR)

Nevada National Security Sites
United Statesfull_timeVerifiedPosted 5 Jun 2025
💰 $147,888/yr($98,592/yr$147,888/yr)

About the role

Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the U.S. National Nuclear Security Administration (NNSA).  Our MISSION is to help ensure the security of the United States and its allies by providing high-hazard experimentation and incident response capabilities through operations, engineering, education, field, and integration services and by acting as environmental stewards to the Site’s Cold War legacy.  Our VISION is to be the user site of choice for large-scale, high-hazard, national security experimentation, with premier facilities and capabilities below ground, on the ground, and in the air. (See NNSS.gov for our unique capabilities.) Our 2,750+ professional, craft, and support employees are called upon to innovate, collaborate, and deliver on some of the more difficult nuclear security challenges facing the world today.   

  • MSTS offers our full-time employees highly competitive salaries and benefits packages including medical, dental, and vision; both a pension and a 401k; paid time off and 96 hours of paid holidays; relocation (if located more than 75 miles from work location); tuition assistance and reimbursement; and more.  
  • MSTS is a limited liability company consisting of Honeywell International Inc. (Honeywell), Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc.

The Senior Project Manager will perform as a Subcontractor Technical Representative (STR).  STRs support project teams and procurement in all aspects of monitoring subcontractor performance and contractual oversight of construction projects over the entire lifecycle (initiation, planning, executing, monitoring & controlling, and closing). This manager will represent Construction during the formation and solicitation, technical evaluation, and award phases of assigned subcontracts and acts as the primary focal point for field execution issues and day-to-day technical matters on construction subcontracts.

Key Responsibilities

  • Monitor and inspect the subcontractor’s quality of work:
  • Manage small projects (<$5M TPC). Responsible for all aspects of the project over the entire lifecycle (initiation, planning, executing, monitoring & controlling, and closing). Work with the Responsible Manager or Project Manager and relevant support organizations to develop STR oversight requirements Work Plan based on deliverables and exhibits in the Subcontract scope of work. Coordinate project activities with affected building tenants and facility managers. 
  • Establish and maintain a STR file to maintain relevant records and documents. 
  • Regularly monitor Subcontractor performance and progress, communicating with Subcontractor project management personnel and providing feedback regarding performance and progress. Ensure that work is performed in accordance with subcontract requirements.
  • Approve submittals as specified in the procurement documents.
  • Accept conforming work and deliverables and ensure hold and test points are properly performed and approved in work packages before moving ahead with construction activities.
  • Respond to requests for information on technical/performance matters.
  • Coordinate resolution of deviations and nonconformance's to the scope of work.
  • Coordinate release and return of Government Furnished Property to subcontractor in accordance with Subcontract provisions.
  • Coordinate the onboarding (badging and training) for subcontractor employees.
  • Perform reporting of any safety or security infractions by subcontractor while work is being performed.
  • Review and approve invoices to ensure that they are in accordance with subcontract requirements.
  • Ensure any issues or nonconformance's with technical requirements are documented and reported to the Procurement Representative and Subcontractor, and are resolved before subcontract closeout.
  • This list of responsibilities is not all inclusive.
  • Bachelor’s degree in a related field or equivalent training and experience and at least 5 years’ related professional experience. 
  • Previous project management experience and responsibilities should include:
    • Managing small projects (<$5M TPC) and project teams (<10 people) through representative project lifecycle phases;
    • Defining, planning, executing, monitoring, controlling, and successfully completing discrete elements of scope in compliance with defined schedule, costs, risk, and quality constraints;
    • Maintaining satisfaction of stakeholders with differing needs and expectations;
    • Managing communications between project stakeholders and team members;
    • Identifying and complying with project requirements in development of products and deliverables;
    • Managing the project team in successfully achieving project scope, schedule, an

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Company

Nevada National Security Sites

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