Commissioning Authority (MEP)

Interface Engineering•Oakland, CA
•$80,000 - $125,000•Hybrid

About The Position

Interface Engineering Inc. is hiring a Commissioning Authority for its Oakland, California team. The position follows a hybrid schedule under the firm's Collaboration from Home policy, with a minimum of two days in the office. The role involves commissioning building systems and managing commissioning projects for small and medium-sized projects. It includes design reviews, preparation of commissioning documentation and tests, energy audits, and retro-commissioning. The position requires field work and travel outside the Oakland/San Francisco metro area, including overnight trips, up to 40% of the time. Interface Engineering is a 100% employee-owned firm that highlights collaboration, inclusion, work-life balance, personal development, and career advancement through its Pathway to Leadership program. The company describes its culture as people-first and purpose-driven, with a commitment to social equity and paid volunteer opportunities.

Requirements

  • At least 3 years of experience in building commissioning, mechanical design, test and balance, or HVAC controls programming.
  • Strong knowledge of building systems, including mechanical, electrical, plumbing, and direct digital control systems.
  • Physical ability to conduct field work, including climbing ladders, walking on roofs, and maneuvering safely through construction sites.
  • Excellent time-management and communication skills.
  • Thorough understanding of construction documents, including drawings and specifications.
  • Troubleshooting and problem-solving aptitude.
  • Strong work ethic and ability to manage multiple projects within allocated budgets.
  • Experience functionally testing pumps, chillers, cooling towers, boilers, air-handling systems, radiant floors, venturi valves, fume hoods, lighting controls, and backup power systems.
  • Experience developing project-specific commissioning plans, pre-functional checklists, and functional performance tests.
  • Willingness to travel outside the Oakland/San Francisco metro area, including overnight travel for field work, up to 40% of the time.

Nice To Haves

  • Bachelor of Science degree in mechanical engineering; alternatively, a minimum of 2 years of experience in mechanical startup, test and balance, direct digital controls, energy management, and commissioning may be considered in lieu of a degree.
  • Professional Engineer (PE) license or interest in obtaining one.
  • Commissioning certification from BCxA, ACG, or ASHRAE, or interest in obtaining one within 6–12 months of employment.
  • Previous experience in retro-commissioning and energy audits.
  • Experience commissioning laboratories, office buildings, higher education, mission-critical facilities, K–12 facilities, and other commercial facilities.
  • Experience with additional building systems such as backup power, fire alarm, security systems, energy metering, and photovoltaic energy systems.
  • HVAC design experience.
  • Knowledge of ASHRAE Standard 90.1, California Title 24, and Washington State Energy Codes.

Responsibilities

  • Perform design reviews.
  • Submit design reviews for approval.
  • Develop commissioning specifications, pre-functional checklists, and functional performance tests.
  • Conduct energy audits and retro-commissioning.
  • Manage commissioning projects for small and medium-sized projects.

Benefits

  • Conditional bonus.
  • Employee Stock Ownership Plan (ESOP) equity.
  • 401(k).
  • Medical, dental, and vision insurance.
  • Life and disability insurance.
  • Transportation benefits.
  • PTO.
  • Paid holidays.
  • Company closure to clients from Christmas to New Year’s.
  • Paid volunteer time.
  • Continuous learning opportunities.
  • Hybrid schedule with a minimum of two days in the office.
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