Senior Mechanical Systems Engineer, Data Center HVAC/TES

Begell House Inc.; Fort Worth (TX); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Stock options

Base salary plus benefits

Job summary

Begell House Inc. seeks a Senior Mechanical Engineer with deep HVAC and chilled-water expertise to lead the mechanical integration of TES systems into cooling plants across the U.S. The role is home-based, with Dallas–Fort Worth area a plus, and travel up to 20% is expected.

You will collaborate with data center operators, MEP firms, and design engineers, overseeing design through commissioning and providing hands-on leadership to the growing team.

Qualifications

• B.Sc. in Mechanical Engineering required or equivalent.
• PE license preferred but not required.
• 5+ years in HVAC/chilled water or energy infrastructure.
• Experience with data centers or mission-critical facilities is a plus.
• Strong knowledge of hydronic systems, thermodynamics and BAS/BMS integration.
• Experience coordinating across mechanical, controls, and electrical disciplines.

Responsibilities

• Lead mechanical design and integration for TES and chilled water systems.
• Develop and review P&IDs, hydronic piping layouts, equipment arrangements, valve schedules, and control interfaces.
• Perform hydraulic and pipe stress analysis to support design and documentation.
• Integrate with chillers, cooling towers, heat exchangers, pumps, and BAS/BMS systems.
• Interface with data center operators, MEP firms, contractors and design engineers; support commissioning teams.
• Develop automation tools (Python, Excel/VBA) to streamline analysis and documentation.

Skills

HVAC design

Data center experience

Python scripting

BAS/BMS integration

Project leadership

Education

B.Sc. in Mechanical Engineering

PE license preferred

Tools

AutoCAD

Revit

Plant 3D

Pipe-Flo

AutoPIPE

Trace/HAP

Job description

Begell House Inc. seeks a Senior Mechanical Engineer with deep HVAC and chilled-water expertise to lead the mechanical integration of TES systems into cooling plants across the U.S. The role is home-based, with Dallas–Fort Worth area a plus, and travel up to 20% is expected.

You will collaborate with data center operators, MEP firms, and design engineers, overseeing design through commissioning and providing hands-on leadership to the growing team.