MECHANICAL DESIGNER III

Compensation $90,000 – $100,000 annually About the Role This role is for a mid-level Mechanical Designer who can operate independently, lead coordination, and deliver high-quality designs with minimal oversight. Who This Role Is For You have strong experience in U.S.-based commercial HVAC design You are confident working in Revit and producing complete mechanical design sets You can manage your workload and meet deadlines without constant supervision You understand multidisciplinary coordination and can resolve design conflicts You want to grow into a Senior Engineer or leadership role What You’ll Do Design HVAC systems for commercial, mixed-use, and institutional projects Perform heating and cooling load calculations and ventilation analysis Design ductwork, piping, and hydronic systems Coordinate equipment selection and system layouts Coordinate with electrical, plumbing, architectural, and structural teams Lead or participate in coordination meetings and resolve design conflicts Respond to plan check comments and construction administration (CA) issues Review work for quality and mentor junior designers as needed What Success Looks Like (First 90 Days) Producing complete and accurate mechanical design packages with minimal revisions Effectively coordinating with other disciplines and resolving issues proactively Demonstrating reliability in deadlines, communication, and design quality Contributing to overall team efficiency and project delivery Non-Negotiable Requirements 4–6+ years of MEP mechanical design experience Strong experience with U.S.-based commercial projects Proficiency in Revit for mechanical system design Experience performing HVAC load calculations and system sizing Working knowledge of mechanical codes and California requirements Ability to work on-site in San Diego or relocate prior to start Preferred Qualifications Experience with duct and hydronic system design Familiarity with Title 24 and California energy compliance requirements Experience leading coordination meetings Ability to mentor junior designers and review work for quality Strong communication skills when working with internal teams and clients At 120 Degreez, we invest in our team’s long-term success—professionally and personally. Benefits 401(k) with up to 3% employer match 70% employer-paid medical insurance + 100% dental and vision $1,500 annual professional development and certification allowance Paid Company Holidays + 2 weeks of Paid Time Off (PTO) + 1 week Paid Sick Leave Clear career advancement pathway from Designer through Principal Collaborative, structured, and growth-focused work environment Work Authorization We are not able to provide visa sponsorship for this role. Candidates must be authorized to work in the United States without current or future sponsorship requirements. Who Should NOT Apply Candidates with less than 4 years of relevant MEP experience Candidates without U.S.-based project experience Candidates not proficient in Revit Candidates requiring visa sponsorship now or in the future Individuals seeking heavily supervised or entry-level roles #J-18808-Ljbffr