Senior Process Design Engineer

Therma LLC; San Jose (CA); On-site; USD 150,000 - 180,000; Full time

Benefits offered by this job

401(k) Plan with Company Match

Health & Welfare Benefits

Life and Disability Insurance

Time Off

Expenses: Travel reimbursement

Job summary

Therma, a Legence company, is seeking a Senior Process Design Engineer with 8+ years of experience in process piping. This on-site role in San Jose focuses on leading the design-build process from concept through construction documents, coordinating across mechanical, electrical, piping, structural, controls, and ownership groups to keep projects on schedule and within budget.

The candidate will mentor engineers, oversee multiple projects, and engage directly with clients to deliver

Qualifications

• BS or MS degree in Mechanical, Chemical, or equivalent engineering field.
• Minimum 8 years of mechanical engineering experience, preferably with process equipment design and fabrication.
• Developing and interpreting P&ID’s.
• Proficiency with SolidWorks, AutoCAD, Revit, and Bluebeam.
• Documentation review and quality control.
• Project cost estimation and budgetary management.
• Engineering project coordination and management.
• Client relations and relationship management.
• Leadership and mentoring of engineering teams.
• California Professional Engineer (PE) license would be a plus.
• Knowledge of process instrumentation, automation, and controls.

Responsibilities

• Process mechanical and piping system designs.
• Apply fluid dynamics, thermodynamics, and energy load calculations.
• Conduct design reviews to improve quality, efficiency, and performance.
• Oversee multiple projects with timely delivery and budget adherence.
• Develop cost estimates and provide budget oversight across projects.

Skills

Piping design

Fluid dynamics

Thermodynamics

Energy load calculations

Design reviews

Project management

Client relations

Mentoring

Team leadership

Cross-discipline coordination

CA PE (plus)

Education

BS or MS in Mechanical/Chemical Engineering

Tools

SolidWorks

AutoCAD

Revit

Bluebeam

Job description

Therma, a Legence company

For over 50 years, Therma (https://www.therma.com/) 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 3 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 – all 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.

San Jose, CA (on site), Full-time

Therma, a Legence company, is seeking a highly motivated Senior Process Design Engineer with +8 years of experience in the process piping industry. The ideal candidate is a proactive leader who excels in mentoring engineers, overseeing projects, and engaging directly with clients to deliver high-quality solutions. This role encompasses every phase of the design-build project process, from initial design to fabrication support. As an integral member of our engineering team, you will oversee the entire design process - from conceptualization to the finalization of detailed design and construction documents. Additionally, you will coordinate efforts across multiple disciplines - including mechanical, electrical, piping, structural, controls, and ownership groups – contributing to efficient and timely project progress in a fast-paced environment.

Responsibilities:

• Process mechanical and piping system designs
• Practical knowledge and understanding of fluid dynamics, thermodynamics, and energy load calculations
• Conduct design reviews and provide feedback to engineers, project managers, and project executives to improve product quality, efficiency and performance
• Oversee and manage multiple projects, ensuring timely delivery, quality assurance, and budget adherence
• Develop cost estimates for new projects and provide project budgetary and financial oversight

Requirements:

• BS or MS degree in a related Engineering field (i.e. Mechanical, Chemical, or equivalent)
• Minimum 8 years of engineering experience as a Mechanical Engineer, preferably with process equipment design and fabrication
• Developing and interpreting P&ID’s
• Proficiency with professional drawing packages (i.e.Solidworks, AutoCAD, Revit and Bluebeam)
• Document Technical Review & Quality Control
• Project cost estimation and budgetary management
• Expertise in Project Coordination and Project Management
• Experience in client relations and relationship management
• Positive attitude, team player, commitment to achieving a common goal
• Engineering Team Development, Mentoring, and Leadership
• Licensed Professional Engineer (PE) in the state of California would be a plus.
• Knowledge of various types of process instrumentation, process automation and controls systems

Base salary: $150k-$180k per year

Notes: Actual compensation will be based on skills, experience, and work location, and may vary from the posted range. This posting reflects compensation at the time of posting and may be updated.

#LI-JS1 #LI-Onsite

About Legence

Legence (https://www.wearelegence.com/) (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.

Benefits Overview

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.

Reasonable Accommodations

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

Employment Eligibility

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

Pay Disclosure & Considerations

Where pay ranges are indicated, please note that a successful candidate’s exact pay will be determined based relevant job-related factors, including any of the following: candidate’s experience, skills, and qualifications, as well as geographic and market considerations. We are committed to ensuring fair and competitive compensation for all employees and comply with all applicable salary transparency laws.

Equal Employment Opportunity Employer

Legence and its affiliate companies are proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), marital or familial status, national origin, age, disability, genetic information (including family medical history), political affiliation, military service, other non-merit-based factors, and any other characteristic protected under applicable local, state or federal laws and regulations.

EEO is the Law