Zachry Group

Turnkey engineering and construction services

Senior Engineer Mechanical - Heating, Ventilation, and Air Conditioning

Building Services EngineeringConfirmed live in the last 24 hours

Full-timeDowners Grove, IL, USA$165.9k - $237.5k /yrIn-person

About the Job

Requirements

A bachelor's degree in Mechanical Engineering is required.
A Professional Engineer license is required.
At least 15 years of experience working as an HVAC engineer on industrial projects is required.
Experience applying standard engineering techniques, procedures, and criteria to ensure compliance with codes, safety standards, environmental standards, and regulations is required.
Exposure to the full work cycle on HVAC and Plumbing projects is required.
Understanding of thermodynamics, heat transfer, and fluid flow is required.
Understanding of HVAC system fundamentals, including psychrometrics, load calculation, and controls, is required.
Understanding of the International Mechanical, Energy Conservation, Plumbing, Fire, and Fuel Gas Codes, as well as ASHRAE and NFPA standards, is required.
Experience selecting HVAC equipment, including air handling units, chillers, cooling towers, boilers, fans, and pumps, and reviewing vendor documents is required.
Experience designing HVAC and Plumbing systems for industrial applications is required.
Strong computer skills and CAD experience are required.
Experience writing scopes of work based on project requirements is required.
Ability to independently organize and prioritize work assignments, coordinate varied tasks, maintain attention to detail, and handle conflicting priorities and deadlines is required.
Good communication skills are required.

Responsibilities

Lead industrial HVAC and Plumbing projects, including developing and managing schedules and budgets.
Prepare scope and man-hour estimates for proposal development.
Interface with clients to identify, understand, and document project design requirements.
Perform industrial HVAC and Plumbing engineering design work in accordance with client and code requirements.
Conduct field surveys, including field measurements and manual sketching of HVAC and Plumbing systems.
Perform engineering calculations for HVAC and Plumbing system design.
Perform code reviews to determine HVAC and Plumbing design requirements.
Prepare and support permit submittal packages, including responding to permitting-authority review comments.
Prepare and check specifications and datasheets for HVAC and Plumbing systems and related equipment, including ductwork, hydronic system components, air handling and heat transfer equipment, fans, pumps, chillers, cooling towers, and boilers.
Coordinate design requirements across disciplines and provide interdisciplinary information needed to support the design effort.
Create HVAC and Plumbing system equipment, duct, and piping layout drawings.
Study existing HVAC and Plumbing systems and prepare reports.
Prepare HVAC equipment sequences of operation.
Participate in project quality reviews and serve as the discipline technical specialist during quality-review meetings.
Mentor and provide technical guidance to HVAC and Plumbing engineers.

Desired Qualifications

Experience specifying and designing industrial fire protection systems.

This is a great opportunity to get involved with exciting and challenging Engineering Services and EPC projects.

REQUIREMENTS

Bachelor’s degree in Mechanical Engineering
Professional Engineers License
15 plus years of experience working as a HVAC engineer on industrial projects.
Experience applying standard engineering techniques, ‎procedures, and criteria to ensure compliance with codes, safety and environmental standards and regulations.
Good communication skills.
Exposure to full work cycle on HVAC and Plumbing projects.
Understanding of thermodynamics, heat transfer and fluid flow.
Understanding of HVAC system fundamentals including psychometrics load calculation and controls.
Understanding of the codes (including International Mechanical, Energy Conservation, Plumbing, Fire and Fuel Gas Codes), ASHRAE and NFPA standards.
Experience with HVAC equipment (AHU's, chillers, cooling towers, boilers, fans, and pumps) selection and vendor document review.
Experience with HVAC and Plumbing system design for industrial applications.
Strong computer skills and CAD experience.
Experience with writing scopes of work based on project requirements.
Ability to independently organize and prioritize work assignments and coordinate a variety of tasks, with good attention to detail and ability to deal with conflicting priorities and deadlines.

PREFERRED QUALIFICATIONS

Experience with industrial fire protection system specification and design.

Salary/Pay Rate:

In accordance with Illinois Equal Pay Act, the expected salary range for this Illinois position, Principal Engineer Mechanical - HVAC, is between $165,900.00 and $237,473.60 annually. Actual pay will be adjusted based on experience, geographic location, and other job-related factors as permitted by law.

Benefits:

This position, Principal Engineer Mechanical - HVAC, is eligible for participation in Zachry’s Total Employee Rewards Program, which includes medical, dental, vision, life insurance, disability coverage, and other ancillary benefits. This position is also eligible for participation in the 401(k) Retirement Savings Plan.

RESPONSIBILITIES

Lead Industrial HVAC and Plumbing projects including schedule and budget development and management.
Prepare scope and manhour estimates for proposal development.
Interface with clients to identify, understand, and document project design requirements.
Perform industrial HVAC and Plumbing engineering design work in accordance with client and code requirements.
Field survey involving field measurements and manual sketching HVAC and Plumbing systems.
Perform engineering calculations for HVAC and Plumbing system design.
Perform code reviews to determine requirements for HVAC and Plumbing design.
Prepare and support permit submittal packages, including responses to permitting authority review comments.
Prepare and check specifications and datasheets for HVAC and Plumbing systems, including ductwork, hydronic system components, air handling and heat transfer equipment, fans, pumps, chillers, cooling towers, boilers, and other related equipment.
Coordinate design requirements across all disciplines and provide the interdisciplinary information necessary to support the design effort.
Create HVAC and Plumbing system equipment, duct, and piping layout drawings.
Study existing HVAC and Plumbing systems and prepare reports.
Prepare HVAC equipment sequence of operation.
Participate in project quality reviews and serve as the discipline technical specialist during quality review meetings.
Mentor and provide technical guidance to HVAC and Plumbing engineers.

About the Company

Zachry Group

Turnkey engineering and construction services

Zachry Group provides turnkey engineering, construction, maintenance, turnaround and fabrication services for the energy, chemicals, power, manufacturing and industrial sectors in North America. It covers the full project lifecycle by helping customers plan, build and renew critical facilities, often as a single‑point provider responsible for the entire scope. The company executes projects through engineering, procurement, fabrication and on-site construction with a strong emphasis on safety and reliable delivery. What sets Zachry Group apart is its long history (since 1924), a purpose‑driven culture and a consistent focus on safety, quality and meeting customers’ immediate and long-term goals across diverse sectors. Its goal is to help clients achieve their objectives by delivering the best possible outcomes while maintaining high safety standards.

Company size: 5,001-10,000
Company stage: Not listed
Total funding: Not listed
Headquarters: San Antonio, TX
Founded: 1924

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