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Mechanical Engineer
Fountain Valley, CAMarch 20th, 2026
Join the top full-mechanical contractor in the West — now expanding nationwide. We deliver innovative, industry-changing commercial and healthcare projects and foster a culture that is truly unmatched. We offer excellent benefits, including employee ownership, 401k matching, and internal growth opportunities. Apply today for immediate consideration! We are seeking a Mid-Level to Senior Mechanical Engineer to join our growing team. If you're passionate about HVAC design, thrive in a collaborative design-build environment, and want exposure to everything from commercial packaged systems to complex central plants and laboratory exhaust systems — we want to connect.This position plays a key role in the HVAC design-build process — from concept development through construction coordination. You'll collaborate with fellow engineers, preconstruction executives, project managers, and field teams to deliver safe, energy-efficient, and constructible mechanical systems across diverse commercial sectors including healthcare, high-rise, entertainment, transportation, biotech, laboratories, and more.Qualifications5+ years of experience in HVAC design for commercial projectsBachelor's degree in Mechanical Engineering; PE license strongly preferredExperience with vertical market segments noted aboveNotable experience with complex HVAC systems including custom air handling units, hydronic systems such as chilled and heating hot water, DDC controls, and central plantsProficiency in Revit MEPExperience with load and energy modeling software (Trace, HAP, eQuest, EnergyPro, EnergyPlus, etc.)Must be able to communicate in a professional manner, be able to work with various personalities and work styles, and be a collaborative team-player aligned with our core values of Family, Loyalty, and RespectProven ability to meet fast deadlines, and prioritize tasks. No third-party candidates will be accepted. This job description is not intended to detail every responsibility but to provide a general overview. As the nature of business demands change, so may the essential functions of this position. Salary range reflects total compensation. We are unable to offer work sponsorship for this position.