MECHANICAL DESIGNER III
Full Time • San Diego
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
Compensation: $90,000.00 - $100,000.00 per year
We challenge our team members to combine creativity and strategic thinking; it's the winning combination for exceptional outcomes. With a collective spirit, our team dives deeper and pursues exciting, forward-thinking solutions. At 120 Degreez, we believe that every design deserves a personal touch.
At 120 Degreez Engineering, we believe in that strategy, accuracy, and creativity are the bedrock of innovative design. We combine advanced building science, technical expertise, and a deep understanding of regulatory requirements. Together, our firm assists our clients in achieving success by engineering high-performance projects.
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