Mechanical Engineer (Mission Critical)

Location: Hybrid, with regular in-office days; must be located in the US or Canada. Available offices include Addison, TX; Los Angeles, CA; Denver, CO; Sacramento, CA; Boston, MA; Chicago, IL; Royal Oak, MI; San Francisco, CA; and San Diego, CA.

Salary: $130,000–$170,000 annually.

Company

hirify.global is an integrated architecture and engineering practice focused on collaborative, technically rigorous design and continual learning.

What you will do

• Lead the design and documentation of complex HVAC, plumbing, and/or fire protection systems with minimal oversight.
• Validate mechanical engineering calculations, including refrigerant concentration limits, plumbing sizing, and equipment sizing, and integrate results into system design.
• Oversee mechanical Revit models, coordinate system conflicts with architectural, structural, and civil teams, and maintain documentation standards.
• Act as the primary mechanical technical contact, review submittals, RFIs, and substitutions, and lead internal and external project meetings.
• Perform site visits, field verification, punch walks, field reporting, QAQC reviews, and construction administration from concept through completion.
• Mentor junior engineers and designers, support fee development and resource planning, and contribute to project-specific quality plans.

Requirements

• Bachelor’s degree in Mechanical Engineering or equivalent and P.E. licensure are required.
• Must be located in the US or Canada.
• Understanding of mission-critical HVAC systems, including Fan Coil Walls, MDR/MMR CRAHs, air- and water-cooled chillers, and liquid cooling systems.
• Ability to review and interpret CFD reports, estimate equipment loads, and oversee detailed load calculations.
• Knowledge of IECC, ASHRAE 90.1 and ASHRAE 90.4 equipment and system efficiency requirements.
• Knowledge of data-center redundancy requirements, tier-specific design impacts, master planning, site planning, and utility impact estimation.
• Understanding of project financial status, cost-budget development, client relationships, and quality-focused project delivery is required.
• Written and verbal communication, strong organizational skills, Revit experience, and computer skills for word processing, spreadsheets, and email are required.
• Detail-oriented, self-motivated, enthusiastic, flexible, and curious; able to collaborate effectively under deadline situations.

Nice to have

• 10+ years of experience in the AEC industry.

Culture & Benefits

• Hybrid work model combining autonomy, work from home, and regular in-office collaboration.
• Professional open-space office supporting collaborative and independent work.
• Culture emphasizing integrity, inclusion, creativity, continual learning, and collective growth.
• Work includes collaboration across architecture, structural, civil, and mechanical disciplines.