Mechanical Engineer

Therma, a Legence Company, has redefined mechanical construction in California for over 50 years. Known for outstanding client service and attention to detail, Therma balances innovative, facility-specific solutions with a pragmatic, cost-conscious approach. The firm employs over 1,100 people across 3 regional offices, serving diverse sectors including Biopharmaceutical, Education, Healthcare, Food & Beverage, Commercial, Industrial, and Data Center facilities. Therma’s culture is open, innovative, collaborative, and fun, earning recognition as a #1 Best Place to Work.

About the role

Therma is seeking a highly motivated Mechanical Engineer with +3 years of experience in the HVAC industry. The ideal candidate is a self-motivated team player who thrives in a fast-paced collaborative environment. This role is involved in all phases of the design-build project process, from initial design to construction administration support.

Responsibilities

• Design heating, cooling, and ventilation load calculations
• Plumbing system design and calculations
• Provide excellent design support and engineering expertise to internal and external customers
• Layout of mechanical and plumbing systems using AutoCAD and Revit software
• Field verification of site conditions as required
• Coordination of system designs with other trades
• Attend project meetings as required
• Identify and resolve design issues, conflicts, and system clashes as required
• Maintain and develop customer relationships

Requirements

• Bachelor’s degree in Mechanical Engineering (or related field)
• Minimum 3 years of engineering experience as a Mechanical Engineer, preferably in the HVAC design-build environment
• Strong written and verbal communication skills
• Positive attitude, team player, commitment to achieving a common goal
• Ability to manage multiple projects simultaneously
• Engineering in Training (EIT) / Licensed Professional Engineer (PE) in the state of California (preferred)
• Proficiency in Microsoft Office products, AutoCAD, Revit, and Bluebeam
• Knowledge of California Building Code, Title 24, ASHRAE guidelines 62.1, 55, 90.1
• Knowledge of various HVAC systems, cooling and heating plants, and MEP design
• Experience in Project Management, coordination, and client relations
• Experience in System Basis of Design (BOD) and Sequence of Operation (SOO) development
• Experience in building heating and cooling load calculations (Trane Trace, HAP, or equivalent)
• Experience in hydronic and air-side pressure profile calculations
• Plumbing systems design experience

Benefits

• 401(k) Plan with Company Match: Dollar-for-dollar match 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, with optional 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.

Pay

Salary Range: $110,000–$140,000, depending on experience.

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