Benefits:

401(k)
401(k) matching
Competitive salary
Dental insurance
Health insurance
Opportunity for advancement
Paid time off
Training & development
Vision insurance
Wellness resources

Location: San Diego, California (On-site)

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—not someone still needing heavy oversight.

Who This Role Is For:

You have solid 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 (HVAC) design experience
Strong experience with U.S.-based commercial projects
Proficiency in Revit and mechanical design tools
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 sk

Compensation & Benefits:

At 120 Degreez, we invest in our team’s long-term success—professionally and personally.

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
100% employer-paid life insurance
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 without HVAC design experience (load calculations, duct/piping systems)
Individuals seeking heavily supervised or entry-level roles

Learn more about this Employer on their Career Site

MECHANICAL DESIGNER III