Senior Mechanical Engineer - HVAC, DATA Centers

Webuild Serivces LLC.; Pittsburgh (Allegheny County); On-site; USD 100,000 - 135,000; Full time

Benefits offered by this job

Industry-leading compensation

Long-term project stability

Job summary

Webuild Services LLC. is seeking a Senior Mechanical Engineer to lead HVAC and mission-critical infrastructure projects throughout the Northeast United States. This executive-level opportunity is tailored for an experienced professional driven by mechanical innovation and high-performance building systems.

The candidate must have a Bachelor's degree in Mechanical Engineering, an active PE license, and a minimum of 10 years in the field. The role involves overseeing project lifecycles and ensuring energy efficiency while making a significant impact on sustainability across advanced facilities.

Qualifications

• Active Professional Engineer (PE) license.
• 10+ years of experience in HVAC and mechanical infrastructure.
• Mastery of high-performance HVAC systems and ASHRAE standards.

Responsibilities

• Oversee complete project lifecycles from design to commissioning.
• Manage multidisciplinary teams and lead technical reviews.
• Ensure compliance with owner requirements and energy-efficiency targets.

Skills

HVAC capacity planning

Load calculations

CFD analysis interpretation

Energy modeling

Technical leadership

Systems integration

Education

Bachelor's degree in Mechanical Engineering

Master's degree in Mechanical Engineering

Job description

Webuild Staffing is actively recruiting a highly accomplished Senior Mechanical Engineer (PE) to lead complex HVAC and mission‑critical infrastructure projects throughout the Northeast United States.

This executive‑level opportunity is designed for a deeply experienced engineering professional who thrives at the intersection of mechanical innovation, high‑performance building systems, and strategic operational planning for cutting‑edge data centers, advanced commercial environments, large‑scale institutional facilities, and energy‑efficient HVAC systems driven by reliability, resilience, sustainability, and lifecycle performance.

Key Responsibilities

As the Senior Mechanical Engineer, you will oversee complete project lifecycles from conceptual engineering and feasibility evaluations to detailed mechanical system design, construction administration, and commissioning oversight. You will manage multidisciplinary internal and external teams, lead technical reviews, and coordinate closely with architects, electrical engineers, facility owners, contractors, equipment manufacturers, and mission‑critical operations groups. You will be accountable for ensuring projects align with owner requirements, compliance standards, procurement budgets, mission‑critical uptime expectations, and energy‑efficiency targets. Your leadership will help establish best practices, mitigate engineering risks, maintain schedule integrity, and deliver infrastructure that meets the rigorous demands of high‑density, always‑on environments.

• HVAC capacity planning
• Load calculations
• Chilled water and air‑side system design
• CFD analysis interpretation
• Equipment selection
• Controls integration
• System redundancy planning

Ideal Candidate

The ideal candidate will hold a Bachelor’s degree in Mechanical Engineering (Master’s preferred), possess an active Professional Engineer (PE) license, and have 10+ years of progressive engineering experience designing, delivering, and managing HVAC and mechanical infrastructure for mission‑critical environments, data centers, or large‑scale commercial projects. Candidates must demonstrate mastery of high‑performance HVAC systems, thermal management strategies, ASHRAE standards, energy modeling, and systems integration within sensitive, continuously operating facilities. Proven leadership experience directing engineering teams, mentoring junior engineers, engaging with clients, and managing stakeholder expectations is essential. Strong presentation skills, technical clarity, and the ability to navigate fast‑paced project environments with confidence will define the top candidates.

Why This Opportunity is Compelling

This role offers the rare opportunity to influence infrastructure at the core of the digital economy data centers, high‑density computing assets, and advanced built environments that power science, commerce, and information technology. You will be at the forefront of mechanical design excellence while shaping operational reliability and sustainability across mission‑critical assets throughout the Northeast. The position features industry‑leading compensation, long‑term project stability, and the chance to serve as a key technical leader in an expanding engineering ecosystem. Your work will have a direct, measurable impact on energy performance, system resilience, and sustainability outcomes across some of the region’s most sophisticated facilities.