Project Administrative Assistant

Therma, a Legence Company

For over 50 years, Therma has continued to redefine the mechanical construction landscapes in California. Renowned for outstanding client service and attention to detail, we balance innovative, facility‑specific solutions with a pragmatic, cost‑conscious approach. Today, the firm employs more than 1,100 people in three regional offices, and its clients represent a diverse range of market sectors, including biopharmaceutical, education, healthcare, food & beverage, commercial, industrial, and data center facilities.

Our culture is open, innovative, collaborative, and fun – reflected in recognition of Therma as a #1 Best Place to Work on multiple occasions. We create an environment that empowers & challenges employees, giving them the greatest opportunity to succeed.

We are seeking a Project Administrative Assistant with a passion for organization, project coordination, and driving operational excellence. This role is a great opportunity for a detail‑oriented professional who thrives in a fast‑paced construction environment and enjoys working alongside a dynamic team.

• Provide direct support to Project Managers and the project team, ensuring smooth operations and project success.
• Manage RFIs, Change Orders, Submittals, O&Ms, and drawings, maintaining precise documentation.
• Collaborate with internal and external stakeholders, ensuring seamless communication and coordination.
• Assist with project scheduling, tracking deadlines, and ensuring timely completion of deliverables.
• Maintain meticulous records, correspondence, and project documentation to support job site operations.
• Handle multiple tasks simultaneously and work effectively under time constraints in a fast‑paced environment.
• Demonstrate exceptional attention to detail and problem‑solving skills.
• Perform additional administrative duties as required to support project success.

• 1+ years of experience in construction project administration, specializing in RFIs, Change Orders, Submittals, O&Ms, and construction documentation.
• Proficiency in key software tools, including Excel, Blue Beam, Microsoft Office, and Procore.
• Strong organizational and communication skills, with the ability to multi‑task effectively.
• Excellent interpersonal skills to collaborate with internal teams, clients, and subcontractors.
• Ability to work independently and as part of a team, demonstrating initiative and problem‑solving skills.

Hourly Compensation: $28-$40, depending on experience

Legence (Nasdaq: LGN) is a leading provider of engineering, consulting, installation, and maintenance services for mission‑critical systems in buildings. The company specializes in designing, fabricating, and installing complex HVAC, process piping, and other mechanical, electrical, and plumbing (MEP) systems—enhancing energy efficiency, reliability, and sustainability in new and existing facilities. Legence also delivers long‑term performance through strategic upgrades and holistic solutions. Serving some of the world’s most technically demanding sectors, Legence counts over 60% of the Nasdaq‑100 Index among its clients.

• 401(k) Plan with Company Match:
  Currently match contributions dollar‑for‑dollar up to 4% of eligible pay; immediate vesting.
• Health & Welfare Benefits:
  Employer provided medical, dental, vision, prescription drug, Employee Assistance Program and accident & illness coverage.
• Life and Disability Insurance:
  Employer provided basic life insurance and AD&D valued at 50K coverage amount with the option for voluntary buy up for additional coverage.
• Time Off:
  Flexible non‑accrual vacation (separate from CA sick leave); company holidays per policy.
• Expenses:
  Business travel and related expenses reimbursed per company policy.

If you need assistance or accommodations during the application or interview process, please contact us at  or your dedicated recruiter with the job title and requisition number.

Candidates must have current work authorization in the U.S.; visa sponsorship is not available for this position.

Leg…