Sr Mechanical Engineer

Mechanical Engineer

A. Technical Leadership & Mechanical System Design Serve as the lead mechanical engineer on projects, providing technical direction, resolving design challenges, and ensuring system performance from concept through construction. Lead the design of semiconductor tool installations, including utility matrices and point-of-use (POU) connections for process cooling water (PCW), exhaust, specialty gases, chemical drains, and other critical utilities. Design and specify complex HVAC systems for advanced semiconductor manufacturing facilities, including air handling units, VAV systems, chillers, boilers, pumping systems, and exhaust ventilation. Engineer ultra-pure water (UPW), reverse osmosis (RO), deionized water (DI), and process heating/cooling systems that meet stringent reliability and contamination-control requirements. Develop exhaust, chemical delivery, and waste systems for hazardous production materials (HPMs), ensuring compliance with ASME, ASHRAE, NFPA, SMACNA, SEMI, and applicable regulatory standards. Establish engineering standards and best practices that promote safety, operational reliability, and long-term maintainability.

B. Engineering Analysis & System Optimization Perform thermodynamic, hydraulic, and psychrometric analyses to improve system efficiency, reliability, and operational performance. Develop sequences of operation (SOO) and support controls integration to ensure seamless interaction between mechanical systems and facility automation platforms. Validate designs through engineering calculations, modeling, and code compliance reviews in accordance with local, state, and industry requirements. Evaluate system performance and identify opportunities to improve energy efficiency, uptime, and overall facility effectiveness.

C. Cross-Functional Collaboration & Project Execution Coordinate closely with electrical, structural, process, chemical, controls, and architectural teams to deliver integrated facility solutions. Lead design reviews, constructability assessments, HAZOP studies, and technical coordination meetings throughout the project lifecycle. Interpret tool vendor requirements and translate them into optimized utility designs that support successful equipment installation and startup. Support construction activities through RFI responses, submittal reviews, field inspections, site support, and commissioning efforts. Prepare and review engineering deliverables, including drawings, specifications, calculations, reports, and as-built documentation, ensuring technical accuracy and code compliance.

D. Mentorship & Technical Development Serve as a technical mentor to engineers and designers, promoting engineering excellence and professional growth. Review and provide guidance on design work, calculations, and deliverables produced by junior team members. Contribute to engineering standards, design guides, lessons learned, and continuous improvement initiatives. Foster a safety-first culture through proactive design decisions that protect personnel, facilities, and surrounding communities. Support knowledge sharing and technical training initiatives across the engineering organization.

Skills Mechanical, HVAC, semiconductor, PE, chemical distribution, facility utilities, mission critical

Top Skills Details Mechanical, HVAC, semiconductor, PE

Additional Skills & Qualifications Direct experience with semiconductor fab tool installation design: utility matrices, POU connections, HPM exhaust systems, and ultra-pure water infrastructure. Experience leading HAZOP studies, constructability reviews, and design-phase risk assessments. Familiarity with SEMI standards (S2, S8, F15, and related) governing semiconductor equipment safety. Track record of mentoring junior engineers or formally leading small project engineering teams through complex mechanical design challenges.

Experience Level Expert Level

Job Type & Location This is a Contract to Hire position based out of Austin, TX.

Pay and Benefits The pay range for this position is $60.00 - $78.00/hr. Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type This is a hybrid position in Austin, TX.

Application Deadline This position is anticipated to close on Oct 19, 2026.

About Actalent Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email View email address on click.appcast.io for other accommodation options.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.