Senior Mechanical Engineer

Mott MacDonald; Los Angeles (CA); On-site; USD 141,000 - 181,000; Full time

Benefits offered by this job

401(k)

Medical insurance

Dental insurance

Vision insurance

Short-term and long-term disability

Paid holidays

Paid time off

Parental leave

Company-paid life insurance

Performance bonuses

Job summary

Mott MacDonald is seeking a HVAC/Tunnel Ventilation & Fire Life Safety Engineer in Los Angeles, responsible for designing mechanical systems and supervising junior engineers. The role offers a chance for professional advancement and in-house training.

Candidates should have a Bachelor’s degree in Mechanical or equivalent, a PE License, and over 10 years of experience in HVAC/tunnel ventilation and fire protection design. A comprehensive benefits package includes medical, dental, vision, and performance bonuses.

Qualifications

• 10+ years of experience in HVAC/tunnel ventilation design and fire protection design.
• Good verbal and written communication skills.
• Self-motivated and experienced in performing calculations.

Responsibilities

• Design mechanical systems using engineering calculations and prepare design drawings.
• Lead tasks and supervise junior engineers within larger scale projects.
• Prepare contract documents including drawings, specifications, and calculations.

Skills

HVAC design

Tunnel ventilation design

Fire protection design

Revit

Trace 700

HAP

Pipeflo software

Building Codes knowledge

Education

Bachelor's degree in Mechanical, Mining, or equivalent

PE License in Mechanical and Fire Protection

Job description

Hiring Opportunity

Mott MacDonald is actively seeking a HVAC/Tunnel Ventilation & Fire Life Safety Engineer for immediate employment in our Los Angeles office to work in the Tunnels and Building Sciences Group. This position will afford an opportunity to work within a specialized group of professionals in the assessment and development of conceptual, preliminary and detailed designs for major road and rail transportation projects and related underground or enclosed structures and overbuilds. The position provides great potential for professional advancement and in-house training.

Responsibilities

• Designing mechanical (HVAC, Plumbing and Fire Protection) systems using engineering calculations and preparing design drawings and specifications under the direction of senior engineers or project managers
• Perform studies, evaluations and preliminary design
• Prepare contract documents including drawings, specifications and calculations
• Lead tasks and supervise junior engineers within larger scale projects
• Ensuring accuracy of design and contract documents
• Innovative mechanical design and analysis
• Design services during construction – submittal and RFI review
• Support or lead proposal development
• Some project management

Minimum Requirements

• Bachelor's degree in Mechanical, Mining, or equivalent engineering degree from an accredited four‑year college or university.
• PE License in Mechanical and Fire Protection
• 10+ years of experience in HVAC/tunnel ventilation design and fire protection design
• Knowledge of Revit, Trace 700, HAP, Pipeflo software
• Experience with ventilation equipment installations
• Familiarity with fans, controls, and fire life safety codes and standards (NFPA, AMCA, ASHRAE) with emphasis on NFPA 130 and NFPA 502
• Working knowledge of Building Codes and NFPA standards
• Good verbal and written communication skills and knowledge of common office software
• Self‑motivated and experienced in performing calculations and delivering quality work
• Demonstrated abilities to work within project timeframes and budget constraints
• Ability to travel to clients and job sites and be willing to attend meetings after regular business hours – some travel may be required.

Preferred Qualifications

• Master's Degree
• Familiarity with mechanical, fire protection, and egress assessment
• Familiarity with Fire Life Safety mechanical equipment inspection, testing and implementation
• Experience with Design‑Build pursuit or Design‑Build Plans and Specifications production

Benefits & Reward

At Mott MacDonald, our employees have a stake and a voice in our business, providing them with a direct connection to our success through our personal and group performance bonuses. We provide a comprehensive benefit package that includes 401(k), medical, dental and vision insurance, short‑term and long‑term disability, paid holidays, PTO, parental leave, and company‑paid life insurance.

Salary

The expected salary for this position is $141,000 – $181,000.

Equal Opportunity

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, creed, marital status, sexual orientation, gender identity, citizenship status or disability status.