Mechanical Engineer

Job Title: Mechanical Engineer Job Description We are seeking a hands-on Mechanical Engineer to contribute to federal, military, healthcare, and institutional projects. The role involves performing HVAC and plumbing design, mechanical calculations, Revit production, construction document development, and interdisciplinary coordination. Responsibilities + Design HVAC and plumbing systems under guidance as needed. + Perform load calculations, equipment sizing, pump calculations, and other mechanical design calculations. + Produce construction documents and mechanical drawings in Revit. + Coordinate with architecture, electrical, structural, and other engineering disciplines. + Support multiple projects simultaneously in a fast-paced environment. + Participate in occasional site visits for field verification and assessment. + Contribute immediately with minimal training in Revit or construction documentation. Essential Skills + Must personally perform HVAC system design and be able to explain systems they have designed. + Actively perform plumbing design and have recent hands-on plumbing project experience. + Produce mechanical drawings and construction documents directly in Revit. + Independently perform load calculations, equipment sizing, pump calculations, and related engineering calculations. + Personally own design deliverables, calculations, and production rather than serving in a coordination-only or management-only role. + U.S. Citizenship required for federal project access. Additional Skills & Qualifications + PE License or EIT Certification preferred. + Experience with federal, DoD, VA, or military projects. + Experience with healthcare or institutional facilities. + Mechanical controls and building automation systems experience. + Familiarity with sequences of operation and design-build projects. + AutoCAD experience. + Strong technical communication skills. + BSME or related engineering degree preferred. + 5-10+ years of hands-on HVAC and plumbing design experience. + Experience producing construction documents in Revit. Work Environment This role operates within a professional architecture and engineering office environment. New hires are expected to begin with a greater in-office presence during onboarding and may transition to a hybrid schedule with three days per week in the office. The culture is laid-back but emphasizes meeting deadlines. The primary location is Irvine, CA, with occasional local 1-2 day site visits. Hours are flexible, typically from 8 AM to 5 PM or 8:30 AM to 5:30 PM. There is an initial 90-day in-office ramp period, followed by a long-term hybrid schedule of 3 days onsite and 2 days remote. If residing in Irvine, a full-time office presence is preferred. Job Type & Location This is a Contract to Hire position based out of Sacramento, CA. Pay and Benefits The pay range for this position is $57.00 - $72.00/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 Sacramento,CA. Application Deadline This position is anticipated to close on Sep 23, 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.