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Pacific Northwest National Laboratory

National lab advancing energy, security, environment

Facility Mechanical Design Engineer 3

Building Services EngineeringConfirmed live in the last 24 hours
Full-timeRichland, WA, USA$112.5k - $168.6k /yr

About the Job

Requirements

  • A Bachelor of Science or Bachelor of Arts degree in Mechanical Engineering and at least 5 years of relevant work experience in design and analysis of facility mechanical systems, or a Master of Science, Master of Arts, or higher degree in Mechanical Engineering and at least 3 years of relevant work experience in design and analysis of facility mechanical systems.
  • U.S. citizenship is required.
  • A Professional Engineer license, or the ability to obtain one within an established timeframe, is preferred.
  • Experience with laboratory, health care, industrial, high-hazard, research, or mission-critical facilities design is preferred.
  • Experience with complex HVAC, hydronic, process utility, or laboratory ventilation systems is preferred.
  • Experience with compressed gas systems, plumbing systems, and vacuum systems is preferred.
  • Experience with Revit, AutoCAD, Trane TRACE, HAP, IES-VE, or comparable engineering/design software is preferred.
  • Experience with commissioning, testing, adjusting, and balancing, startup, or construction-phase services is preferred.
  • Familiarity with sustainable design (ASHRAE 90.1) and energy-efficiency requirements is preferred.
  • Experience developing mechanical specifications and design standards is preferred.
  • Demonstrated experience reviewing technical work and mentoring engineers or designers is preferred.
  • Employees must successfully complete the applicable tier of federal background investigation after hire and receive a favorable federal adjudication to obtain and maintain an HSPD-12 Personal Identity Verification credential.
  • Foreign national candidates who have not resided in the United States for three consecutive years are not eligible for the PIV credential and must obtain a favorable Local Site Specific Only federal risk determination to maintain employment; after meeting the three-year residency requirement, they must obtain a PIV credential.
  • Employees must disclose any affiliation with a government of a Department of Energy-designated country of risk and recuse themselves from the affiliation or receive approval before their first day of employment.
  • Candidates offered employment must pass a drug test before starting work.

Responsibilities

  • Provide mechanical engineering expertise for facility design, calculations, engineering studies, troubleshooting, preparation of contract documents such as drawings and specifications, and support field inspections for PNNL facilities.
  • Independently lead assigned projects and technical scopes with minimal supervision.
  • Serve as the mechanical engineering authority for complex or high-visibility projects.
  • Translate functional requirements and project objectives into complete, high-quality engineering solutions.
  • Establish project design approaches, criteria, interfaces, and technical requirements.
  • Make authoritative engineering decisions within the area of responsibility and communicate the basis for those decisions.
  • Anticipate and resolve technical, coordination, constructability, safety, cost, and schedule issues before they affect project outcomes.
  • Lead coordination with other disciplines, facility stakeholders, contractors, and clients.
  • Provide direct technical guidance to less-experienced staff through mentoring and knowledge sharing.
  • Review, challenge, and approve technical work products to ensure quality and consistency.
  • Recognize complex or high-risk issues and involve senior technical staff, management, or subject-matter experts as appropriate.
  • Deliver construction documents that are technically sound, coordinated, constructible, maintainable, energy-efficient, and on schedule.
  • Contribute to department-wide engineering practices, standards, lessons learned, and continuous improvement.
  • Provide discipline-specific engineering expertise, including engineering studies, preliminary, conceptual, and detailed design, project management, estimating, calculations, troubleshooting, contract documents, construction administration, and field inspections for PNNL facilities.
  • Collaborate with multidisciplinary teams on projects of varying complexity.
  • Apply mechanical engineering expertise in facility design to ensure solutions meet functional and technical requirements.
  • Coordinate with internal teams to develop system designs.
  • Support equipment procurement by preparing procurement packages, conducting technical evaluations, reviewing vendor submittals, and resolving technical issues.
  • Assist in reviewing and dispositioning engineering change notices, non-conformance reports, and condition reports.
  • Manage workload to maintain high quality and productivity in project deliverables.
  • Assist with operations, maintenance, and commissioning of PNNL facilities.
  • Interface with subcontractors, vendors, and project support groups.
  • Conduct construction field work oversight and onsite visits to existing mechanical/electrical rooms, including observing above-ceiling and high-elevation building elements; work may expose the employee to typical construction site hazards.

About the Company

Pacific Northwest National Laboratory

National lab advancing energy, security, environment

Pacific Northwest National Laboratory (PNNL) conducts scientific research in chemistry, Earth sciences, biology, and data science to advance energy resiliency and national security. Its work spans designing and running experiments, developing models and simulations, and analyzing large data sets to generate knowledge and practical tools that help improve energy systems, environmental stewardship, and security. PNNL differentiates itself through its interdisciplinary approach across multiple scientific domains and its role as a government-funded national lab focused on real-world challenges, enabling collaborations with industry, academia, and government partners. Its goal is to produce actionable scientific insights and deployable technologies that strengthen national resilience and energy infrastructure.

Company size
1,001-5,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Richland, WA
Founded
1965

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