Senior Building Mechanical Engineer

Requisition ID: 178376

Job Level: Senior Level

Home District/Group: Kiewit Industrial & Water Engineering

Department: Design Engineering

Market: Industrial

Employment Type: Full Time

Position Overview

Kiewit Industrial & Water Engineering (KIWE) is seeking a Senior Mechanical Engineer with experience in Data Centers and/or Nuclear facilities to provide design for a variety of industrial buildings across multiple market sectors. This position is ideal for an experienced design engineer with a strong background in HVAC, piping, and plumbing systems, particularly in high-reliability, mission-critical environments.

Building types include administration/office buildings, battery storage, server rooms, manufacturing, warehouses, water treatment facilities, industrial process buildings, and transportation facilities such as bus/train stations and maintenance facilities. Experience with mechanical systems in Data Centers (e.g., cooling redundancy, containment strategies) or Nuclear facilities (e.g., safety-critical HVAC, radiation shielding, regulatory compliance) is highly valued.

The candidate should have leadership experience, strong communication skills, and the ability to collaborate with a multidisciplinary team of experienced professionals. You will be responsible for executing and reviewing mechanical designs for new and existing facilities, including drawings, specifications, and submittal reviews.

District Overview

Kiewit Engineering Group, Inc is a full-service consulting and engineering firm serving the infrastructure and energy markets. Our combined staff of more than 3,700 engineers and design professionals have expertise that spans all major engineering disciplines to serve industrial, transportation, power, water, mining, marine, building and oil, gas & chemical markets. Backed by over 140 years of construction experience, our construction-driven engineering focuses on constructability and safety in the earliest phases of projects to ensure on-time and on-budget project delivery.

Our rapidly growing Industrial and Water Engineering Group, which includes mechanical, process, electrical, controls, structural and architectural disciplines, is a multi-faceted and leading-edge division of Kiewit with best-in-class technical expertise focused on EPC and design-build delivery. The Industrial Group projects span markets such as advanced technologies; mining, minerals and metals; process industries; industrial energy; drinking water; wastewater treatment and biosolids; desalination; and industrial water.

Location

This position is based in our Lenexa, KS office.

Responsibilities

• Review RFP documents and prepare mechanical system estimates and narratives, with emphasis on mission-critical systems for Data Centers and/or Nuclear facilities.
• Develop cost-effective mechanical designs that meet stringent reliability and safety standards.
• Create construction documents, drawings, and specifications for HVAC, piping, and plumbing systems.
• Perform system sizing calculations and equipment selection, including chilled water, hydronic heating, steam, and air-side systems.
• Apply industry codes and standards including ASHRAE, NFPA, NRC, and DOE regulations.
• Coordinate with other design disciplines in a collaborative team environment.
• Conduct quality checks to ensure deliverables meet contract and project requirements.
• Support construction teams by responding to RFIs, reviewing shop drawings, and assisting with project completion and turnover.
• Participate in site visits to review installations and develop punch lists.
• Mentor junior engineers and lead support engineers in completing design work.

Qualifications

• Bachelor's degree in Mechanical or Architectural Engineering.
• 7+ years of experience in HVAC and plumbing design, with 2+ years in Data Center or Nuclear facility projects preferred.
• PE license is a plus.
• Experience with HVAC systems including chilled water, dehumidification, hydronic heating, steam, and gas piping.
• Proficient in HVAC load modeling, psychrometric analysis, ductwork and pipe sizing.
• Familiarity with building modeling software such as Trane Trace 700 or Carrier HAP.
• Strong understanding of mechanical systems in high-reliability environments (e.g., N+1, 2N redundancy, cleanroom standards, radiation shielding).
• Proficient in Microsoft Office and design documentation tools.
• Skilled in reading and developing design drawings and writing specifications.
• Familiar with ASHRAE Standards and applicable mechanical/plumbing codes.
• High degree of self-motivation and ability to lead and inspire others.
• Strong written and verbal communication skills. #LI-KS23

Other Requirements:

• Regular, reliable attendance
• Work productively and meet deadlines timely
• Communicate and interact effectively and professionally with supervisors, employees, and others individually or in a team environment.
• Perform work safely and effectively. Understand and follow oral and written instructions, including warning signs, equipment use, and other policies.
• Work during normal operating hours to organize and complete work within given deadlines. Work overtime and weekends as required.

We offer our fulltime staff employees a comprehensive benefits package that's among the best in our industry, including top-tier medical, dental and vision plans covering eligible employees and dependents, voluntary wellness and employee assistance programs, life insurance, disability, retirement plans with matching, and generous paid time off.

Equal Opportunity Employer, including disability and protected veteran status.

There's no limit to what you'll do at Kiewit. Whether you're building or supporting projects that provide communities with dependable energy, safe transportation, clean water, or access to health care, the work you do will positively impact people's lives for generations to come.

Here you'll have endless opportunities to expand your expertise through on-the-job experience and internal and external training and development opportunities.

We offer our full-time staff employees a comprehensive benefits package that's among the best in our industry. From top-tier health care programs to employee assistance programs and retirement planning, we aim to provide you with the tools you need to be successful in the areas of life that matter most to you.

Kiewit is an equal-opportunity employer, and we believe a diverse workforce is vital to the success of our business. We continue our efforts to attract, develop and retain employees from all backgrounds who are passionate about our industry.

We are committed to veteran and military hiring and will consider relevant military experience as equivalent to qualification requirements.

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