Petersen Engineering is seeking a Senior Mechanical/HVAC Project Engineer who is passionate about sustainable design and climate-resilient buildings. As part of our small but growing team, you'll help lead the design of high-performance, low-carbon, and Passive House multifamily and institutional projects across the country.

Success in this role means collaborating across disciplines, mentoring junior staff, and bringing a can-do attitude to client engagement and integrated design processes. You’ll play a central role in projects that make a real impact in municipal, higher ed, housing, and healthcare sectors.

Responsibilities:

• Lead HVAC system design and engineering for a wide range of building types including multifamily housing, education, healthcare, and mixed-use
• Collaborate closely in integrated design and build processes with clients, architects, and internal teams
• Mentor junior engineering staff and contribute to knowledge sharing across the firm
• Apply a whole-building design approach that minimizes energy use and HVAC system size by leveraging building form and envelope strategies
• Ensure projects align with goals for low energy use, low carbon, resilience, occupant comfort, and operational simplicity

Qualifications:

• 15+ years of experience engineering HVAC systems across a variety of building types
• Licensed Professional Engineer with a degree from an ABET-accredited institution
• Deep understanding of sustainable design, building envelopes, and climate-resilient systems
• Excellent client-facing and communication skills
• Experience with Passive House and high-performance design is strongly preferred
• Committed to mentorship, teamwork, and continuous learning

Compensation & Benefits:

💰 Salary range: $140,000–$190,000 depending on experience

🌿 Competitive health, dental, and vision insurance

🏠 Remote work flexibility

🍼 Family leave (MA-equivalent)

💼 Short- and long-term disability insurance

💸 401k with 4% company match (based on 5% contribution)