Senior Mechanical Designer

Job Title: Sr Mechanical Designer Job Description The Mechanical Designer will support the design, development, and implementation of mechanical systems for semiconductor manufacturing facilities. This role focuses on both base-build facility design and tool installation projects, working closely with multidisciplinary engineering teams to deliver high-quality, constructible solutions in complex semiconductor environments. Responsibilities Develop detailed mechanical system designs, layouts, and construction documents using AutoCAD and/or Revit. Prepare comprehensive mechanical plans, including piping layouts, HVAC systems, process utility routing, and equipment installation drawings. Support semiconductor facility projects, including tool installation, equipment fit-up, and base-build infrastructure design. Coordinate mechanical designs with process, electrical, structural, and architectural disciplines to ensure fully integrated solutions. Review project requirements and ensure all designs comply with applicable codes, standards, and client specifications. Assist with field verification, site walks, and coordination with construction teams to resolve design and installation issues. Perform or support mechanical engineering calculations, including airflow, pressure drop, equipment sizing, and utility demand calculations. Participate in design reviews and provide technical recommendations to improve project execution, constructability, and system performance. Maintain project schedules and deliver accurate, high-quality drawing packages within established deadlines. Collaborate with team members to continuously improve design standards, workflows, and documentation quality for semiconductor and industrial projects. Essential Skills Minimum of 5 years of experience as a Mechanical Designer. Strong proficiency (approximately 8/10) in AutoCAD and/or Revit for mechanical design and drafting. Hands-on experience working on semiconductor projects, including tool installation and base-build infrastructure. Experience with mechanical design and mechanical engineering concepts for building and process systems. Experience with, or openness to learning, mechanical calculations such as airflow, pressure drop, equipment sizing, and utility demand. Ability to develop detailed mechanical system designs, piping layouts, HVAC systems, and process utility routing. Ability to coordinate effectively with process, electrical, structural, and architectural disciplines. Capability to interpret and apply relevant codes, standards, and client specifications in mechanical designs. Strong attention to detail and commitment to delivering accurate, high-quality construction documents. Ability to manage time effectively to meet project schedules and deadlines. Additional Skills & Qualifications Experience with semiconductor and industrial project environments, including tool install and base-build work. Proficiency in both Revit and AutoCAD for 2D and 3D mechanical design is highly desirable. Experience supporting field verification, site walks, and construction coordination. Comfort participating in design reviews and providing clear, constructive technical feedback. Interest in continuous learning and expanding expertise in mechanical calculations and semiconductor facility systems. Strong communication skills to collaborate effectively with multidisciplinary engineering and construction teams. Ability to adapt to changing project requirements while maintaining design quality and schedule commitments. Eligibility to participate in employer-sponsored benefits, including health, dental, vision, paid time off, and retirement plans, in accordance with company policies. Work Environment The role offers a hybrid work arrangement with on-site presence required on Tuesdays and Thursdays and remote work on the remaining days. The standard schedule is Monday through Thursday with 9-hour workdays, with a flexible start time between 7:00 a.m. and 9:00 a.m. Fridays are half days from 8:00 a.m. to 12:00 p.m. The position supports semiconductor manufacturing facilities and industrial projects, requiring collaboration with engineering and construction teams in both office and field settings. The organization provides a comprehensive benefits package, including health, dental, and vision insurance for employees, with the option to add dependents via payroll deductions. Paid time off accrues at approximately 16 days per year, with an additional 40 hours of paid sick time and nine paid holidays. A SIMPLE IRA retirement plan is available with an employer match of up to 3% of salary deductions once annual earnings reach the plan’s eligibility threshold. All benefits become available after 30 days of employment. Job Type & Location This is a Contract to Hire position based out of Phoenix, AZ. Pay and Benefits The pay range for this position is $36.00 - $41.00/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 Phoenix,AZ. Application Deadline This position is anticipated to close on Sep 25, 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. Actalent