Mechanical Designer

Job Title: Mechanical DesignerJob Description The Mechanical Designer produces comprehensive technical project plans, specifications, drawings, and models that align with project requirements and client expectations. This role focuses on the design and coordination of a wide range of mechanical building systems, including industrial and domestic piping, plumbing, HVAC ducting, chillers, boilers, exhaust systems, motor control, process chemicals, fire protection, and other related systems. The Mechanical Designer applies established design techniques, collaborates closely with engineers and project teams, and ensures that all designs meet quality, performance, and code compliance standards. Responsibilities Produce detailed technical project plans, specifications, drawings, and models that meet project requirements and client expectations. Lead the creation, refinement, and finalization of mechanical designs for industrial and domestic piping, plumbing, HVAC ducting, chillers, boilers, exhaust systems, motor control, process chemicals, fire protection, and other mechanical building systems. Design heating, ventilation, and air conditioning (HVAC) systems to maintain precise environmental conditions, including control of temperature, humidity, air filtration, and particle levels. Apply established design techniques and exercise sound judgment to adapt and modify design concepts while maintaining compliance with company and team CAD standards and quality control requirements. Collaborate with mechanical engineers to perform load calculations, airflow balancing, and equipment sizing to achieve accurate temperature, humidity, and air quality control. Work closely with design teams, engineers, project managers, and stakeholders to address specific project objectives, complex design features, and unique challenges, proposing practical and effective solutions. Coordinate seamlessly with other design disciplines such as electrical, structural, process/chemical, and architectural to ensure complete and integrated design packages. Conduct field verifications and site assessments to identify existing conditions, verify design assumptions, resolve conflicts, and integrate solutions into design documents. Troubleshoot design issues that arise during construction and update design packages as necessary to support successful project delivery. Participate in design reviews and respond to requests for information (RFIs), providing clear and professional communication to internal teams and clients. Ensure that mechanical system designs adhere to applicable codes and standards, including ASHRAE, IMC, NFPA, and local building codes. Use CAD and modeling tools such as AutoCAD, Revit, Navisworks, and PIPE-FLO (as applicable) to develop, coordinate, and document mechanical system designs. Essential Skills GED or equivalent education. Minimum of 2 years of mechanical design experience. At least 1 year of experience working on industrial-type projects such as data centers, semiconductor facilities, tool install, healthcare, or oil and gas projects. Proficiency in AutoCAD for mechanical design and drafting. Experience designing HVAC systems, chillers, boilers, pump hydraulics, exhaust, process chemicals, wastewater discharge, or similar mechanical building systems. Strong communication skills that enable effective collaboration with design teams, engineers, project managers, and stakeholders. Ability to interact clearly and professionally with clients during design reviews and when responding to RFIs. Familiarity with mechanical system design codes and standards such as ASHRAE 62.1, IMC, NFPA 90A, and relevant local building codes. Additional Skills & Qualifications Associate degree or similar qualification in engineering or architecture is preferred. Proficiency in Revit, Navisworks, PIPE-FLO, or similar mechanical design and coordination tools is a plus. 5 or more years of mechanical design experience is preferred. Experience with semiconductor or tool install projects is highly desirable. Ideal candidates have 3 to 5 years of experience specifically as a Mechanical Designer. Ideal candidates are proficient in AutoCAD, Revit, Navisworks, and PIPE-FLO. Ideal candidates have extensive experience designing HVAC systems, chillers, boilers, pump hydraulics, exhaust, process chemicals, wastewater discharge, and other mechanical building systems. Ideal candidates have direct experience working on semiconductor projects or tool installation environments. Work Environment This role is fully on-site, working five days per week at a semiconductor facility. Typical start times range between 6:00 AM and 7:00 AM with some flexibility, and the workweek generally consists of 40 to 50 hours, with eligibility for overtime. The Mechanical Designer works within a team of approximately 50 employees on-site and reports into a sectional leadership structure. The environment is highly technical and fast-paced, focused on complex semiconductor-related projects and advanced mechanical building systems. Standard office and field attire appropriate for an industrial and engineering setting is expected, and work may involve time both at a desk using design software and in the field conducting site assessments and verifications. Benefits typically include health, dental, and vision insurance, life insurance, a retirement savings plan, paid time off, and paid holidays, contributing to a stable and supportive work environment. 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 $24.00 - $48.00/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) Job Type & Location This is a Contract to Hire position based out of Phoenix, AZ. Application Deadline This position is anticipated to close on Nov 9, 2026. Workplace Type This is a fully onsite position in Phoenix,AZ. 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