Benefits:

401(k)

Competitive salary

Dental insurance

Employee discounts

Flexible schedule

Health insurance

Opportunity for advancement

Paid time off

Training & development

Vision insurance

Wellness resources

Job Title: Senior Plumbing Engineer MEP

Location: Full-time, on-site | Downtown San Diego, 92101

About Us:

120 Degreez MEP Engineering is a full-service mechanical, electrical, and plumbing engineering firm delivering innovative and sustainable MEP design solutions for commercial, multifamily, mixed-use, life science, and industrial developments. We are committed to engineering excellence, code compliance, and long-term client value.

Job Description:

The Senior Plumbing Engineer leads the design and coordination of plumbing systems for complex projects while mentoring junior staff and supporting project delivery. This role offers the opportunity to apply advanced technical expertise and contribute to the continued growth of the firm.

Responsibilities:

Lead the design and coordination of plumbing systems including domestic water, sanitary waste and vent, storm drainage, natural gas, compressed air, laboratory, and specialty systems

Perform and review plumbing load calculations, pressure loss calculations, and equipment sizing

Prepare plans, specifications, and construction documents in compliance with applicable codes and client requirements

Review contractor submittals, RFIs, and shop drawings for conformance with design intent

Provide technical guidance and mentorship to junior engineers and designers

Coordinate plumbing designs with architectural, structural, mechanical, and electrical disciplines

Conduct site observations and field verification during design and construction

Collaborate with clients, architects, and contractors to deliver cost-effective and code-compliant solutions

Stay current with California Plumbing Code, Title 24, water conservation standards, and sustainable design practices

Qualifications:

Bachelor’s degree in Mechanical Engineering, Plumbing Engineering, or related discipline

Minimum 7 years of progressive plumbing design experience leading medium- to large-scale projects

California PE license or ability to obtain licensure

Proficiency in AutoCAD, Revit, and plumbing design software

Strong knowledge of California Plumbing Code, Title 24, and related regulations

Excellent analytical, organizational, and communication skills

Proven experience mentoring staff and coordinating with multidisciplinary teams

Compensation and Benefits : Compensation is based on experience, skill set, licensure, certifications, and business needs.

We offer a competitive benefits package including:

A competitive salary

Health insurance coverage (medical, dental, vision)

Personal time off (PTO)

Paid company holidays

Flexible work schedule

Employee Assistance Program

Professional development and continuing education support

Advancement opportunities

Join Our Team At 120 Degreez MEP Engineering, innovation fuels everything we do. We are seeking a forward-thinking Senior Plumbing Engineer ready to contribute to shaping the future of sustainable and high-performance building design. If you are passionate about technical excellence, collaborative teamwork, and professional growth—apply today and grow your career with us.

Other Information 120 Degreez is an Equal Opportunity Employer. Employment decisions are based on qualifications, merit, and business needs in accordance with applicable laws.