Lead Mechanical Engineer (Seattle)

Job Title : Lead Mechanical Engineer- HVAC

Location : Seattle, WA

Compensation : Up to $140k annually

Employment Type : Full-Time | Direct Hire | On-Site

Summary

A leading engineering firm in the Seattle area is seeking a skilled Lead Mechanical Engineer to lead and execute HVAC design projects across commercial and industrial sectors. This role offers the opportunity to work on a variety of mid-sized design / build projects, collaborating with cross-functional teams to deliver high-quality mechanical systems that meet energy efficiency and regulatory standards. The ideal candidate will bring strong technical expertise, project leadership, and a proactive approach to problem-solving in a dynamic, team-oriented environment.

Key Responsibilities

• Lead planning, coordination, and execution of mechanical design projects with minimal supervision.
• Independently develop HVAC system designs from concept through construction documentation for multiple concurrent projects.
• Ensure designs comply with applicable building codes, energy regulations, and sustainability standards.
• Perform detailed calculations and layouts for HVAC equipment, ductwork, and piping systems.
• Apply engineering principles related to thermodynamics, acoustics, refrigeration, and control systems.
• Collaborate with internal departments and external partners to align design intent with project goals.
• Conduct energy modeling and cost-benefit analyses to support design decisions.
• Participate in field activities including site assessments, troubleshooting, and construction support.
• Maintain high standards for design documentation and model accuracy.
• Communicate effectively with project stakeholders and team members.
• Manage workload to meet deadlines and project milestones.

Qualifications

Work Environment & Physical Requirements

Schedule

All qualified applicants will receive consideration for employment without regard to race, color, national origin, age, ancestry, religion, sex, sexual orientation, gender identity, gender expression, marital status, disability, medical condition, genetic information, pregnancy, or military or veteran status. We consider all qualified applicants, including those with criminal histories, in a manner consistent with state and local laws, including the California Fair Chance Act, City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, and Los Angeles County Fair Chance Ordinance. For unincorporated Los Angeles county , to the extent our customers require a background check for certain positions, the Company faces a significant risk to its business operations and business reputation unless a review of criminal history is conducted for those specific job positions.