Senior Mechanical Engineer

Job Description

At EXP, we're driven to provide innovative solutions for the world's built and natural environments. As a team of engineers, architects, designers, scientists, creators and a community of professionals, we bring diverse and talented people together to solve the world's most complex challenges. Here, you join a team that leverages differences, harnesses their entrepreneurial spirit in an employee-owned company, that believes diversity is what gives us strength, seeks sustainable results and shares ambitions for each other, our clients and the communities we are part of and serve. To be a part of EXP means to have your own experience, while staying connected to a global network of professionals, who believe we are a part of something bigger. Together, we are EXP.

Are you ready to design your future?

Be our next Senior Mechanical Engineer in Raleigh, North Carolina

Your work environment at EXP

We are seeking an experienced and motivated Senior Mechanical Engineer/Designer to work in a flexible role that includes engineering, design and specification of building mechanical and HVAC systems for Life Sciences, Research and Development, Pharmaceutical, and Critical Facilities Projects. Work will be performed under supervision of senior staff.


What a day at EXP has in store for you

• Excellent communication, problem solving and analytical skills are required. Strong organizational skills and ability to multi-task in support of multiple projects is essential.
• REVIT and AutoCAD proficient with working drawings.
• Prepare floor plans showing mechanical and HVAC duct, piping, device layouts, equipment, etc.
• Perform cooling and heating load calculations.
• Prepare one-line diagrams for supply air, exhaust air, return air, chilled water, heating hot water, office zones, laboratory, zones, etc. with limited input from senior staff.
• Write studies and reports for systems on projects.
• Understand sequences of operations for AHU's, CHW and HHW systems.
• Understand and applies concepts of CHW, HHW, variable & constant flow systems.
• Air side systems- CV, VAV, coil selection, fan selection.
• Hydronic Systems - hot, chilled, condenser, steam.
• Thorough understanding of psychometrics and be able to apply to every project.
• Advanced equipment selection and analysis - chillers, boilers, air terminals, cooling towers, air valves, hepa filters, DX equipment, and water source heat pumps.
• Thorough understanding of humid climate design risks.
• Thorough understanding of total energy concepts.
• Mechanical specifications with limited input from senior staff.
• Layout instrumentation and controls devices on floor plans with limited input from senior staff.
• Develop shaft, chase, and equipment room sizes during SD and DD phases.
• Edit specifications to reflect project requirements.
• Select and schedule equipment with limited oversight from senior staff.
• Meet with vendors to determine specification requirements for application.
• Performs field verification and take-offs of existing systems for renovation projects.
• Coordinates with other disciplines (MEPFP, Architectural, Structural, Process, etc.)
• Maintains the engineering book for the project.
• Respond to RFI's for the project, and accurately review submittal with limited input from senior staff.
• Solve installation problems with mechanical and HVAC systems, travel to site to resolve issues.
• Apply risk management procedures to minimize exp's and client's exposure to problems.
• Understand work planning and manage design process to the available hours in the work plan.
• Understand proper scope of SD, DD, CD and LOD 100, 200 and 300 level documents - and deliver appropriate documentation.
• Work with senior engineers, PM and client to meet scheduled milestones on multiple projects.
• Manage and deliver revisions and sketches.
• Edit and develop scope of work narratives (Basis of Design, etc.)
• Meet with contractors during the bid phase to review construction details.

What your experience looks like

• Minimum of 7 years experience in related design of Life Sciences, Research and Development, Pharmaceutical, and Critical Facilities systems and building projects.
• Engineering Degree (BS Mechanical, BS Architectural Engineering, or equivalent) from an accredited school.
• PE license or EIT preferred
• Ability to travel

About Us

Our story
With a mission to understand, innovate, partner and deliver, EXP provides engineering, architecture, design and consulting services to the world's built and natural environments.


Our heritage dates back to 1906, when the earliest of EXP's predecessor companies started its engineering infrastructure practice. Today, thousands of creative professionals across EXP work together to deliver extraordinary experiences year after year.


What makes us different


The passion, enthusiasm, diversity and industry-leading capabilities of our employees make us who we are. We're committed to providing a challenging work environment that cultivates career growth, encourages creativity and rewards excellence.


Find out more about life at EXP by visiting

About the Team

EXP is proud to be an Equal Opportunity Employer who fully and actively supports equal access for all people regardless of Race, Color, Sex, Religion, Gender, Age, National Origin, Veteran Status, Disability, Genetic Information or Testing, Family and Medical Leave, Sexual Orientation and Gender Identity or Expression.


Should you need any special accommodations, please feel free to contact us at View email address on click.appcast.io and we will arrange for the most suitable accommodations based on your needs.