Mechanical Engineer

Mod42; Buffalo (NY); On-site; USD 90,000 - 135,000; Full time

Job summary

MOD42 is seeking a Mechanical Engineer to design systems for modular infrastructure and mission-critical facilities in Buffalo, NY. You will develop detailed HVAC and mechanical models, produce construction documents, and support project delivery across disciplines.

The ideal candidate has a BS in mechanical engineering with 6+ years of experience, strong Revit skills, knowledge of hydronics, airflow, piping, and controls, and the ability to travel as needed on project sites.

Qualifications

• Bachelor’s degree in Mechanical Engineering or related discipline.
• At least 6 years of mechanical engineering or design experience.
• Proficient in Revit mechanical modeling and construction documentation.
• Experience designing HVAC and mechanical systems for facilities (commercial/industrial/modular/mission-critical).
• Knowledge of hydronic systems, airflow, duct design, piping, heat transfer, and controls.
• Ability to work independently and with a multidisciplinary team.
• Strong attention to detail and communication skills.
• Willingness to travel based on project needs.

Responsibilities

• Develop detailed HVAC and mechanical system models using Revit.
• Produce coordinated construction documents, fabrication drawings, equipment layouts, schedules, and installation packages.
• Design HVAC, cooling, hydronic, piping, airflow, and thermal-management systems.
• Perform load calculations, equipment sizing, duct sizing, pressure-drop calculations, and pump/piping calculations.
• Select and integrate air handling units, chillers, pumps, heat exchangers, and related equipment.
• Coordinate designs with electrical, structural, architectural, controls, manufacturing, commissioning, and field teams.
• Review vendor drawings, specifications, submittals, and equipment data.
• Identify design conflicts, constructability concerns, and coordination issues.
• Support fabrication, installation, startup, troubleshooting, RFIs, field changes, and commissioning.
• Travel as needed to manufacturing facilities, project sites, and client meetings.

Skills

Revit modeling

Construction documents

HVAC system design

Hydronic systems knowledge

Team collaboration

Travel readiness

Education

Bachelor’s degree in Mechanical Engineering

Engineer-in-Training certification or PE in progress

Tools

Navisworks

AutoCAD

SolidWorks

BIM 360 / Autodesk Construction Cloud

Job description

Design the Future of Mission-Critical Infrastructure

MOD42 is growing and seeking a Mechanical Engineer to design systems for modular infrastructure and mission-critical facilities.

Required Qualifications

• Bachelor’s degree in Mechanical Engineering or a related discipline.
• At least 6 years of mechanical engineering or design experience.
• Strong proficiency with Revit mechanical modeling and construction documentation.
• Experience designing HVAC and mechanical systems for commercial, industrial, manufacturing, modular, or mission-critical facilities.
• Working knowledge of hydronic systems, airflow, duct design, mechanical piping, heat transfer, equipment selection, and controls.
• Ability to independently complete technical assignments while collaborating with a multidisciplinary team.
• Strong attention to detail, communication, and problem-solving skills.
• Willingness and ability to travel based on project needs.

Preferred Qualifications

• Data center or mission-critical facility experience.
• Experience with modular design, manufacturing, or fabrication.
• Familiarity with liquid cooling, rear-door heat exchangers, Coolant Distribution Units, chilled-water systems, and redundant cooling systems.
• Experience with Navisworks, AutoCAD, SolidWorks, BIM 360, or Autodesk Construction Cloud.
• Familiarity with CFD analysis, energy modeling, startup, or commissioning.
• Engineer-in-Training certification, Professional Engineer license, or progress toward licensure.

Key Responsibilities

• Develop detailed HVAC and mechanical system models using Revit.
• Produce coordinated construction documents, fabrication drawings, equipment layouts, schedules, and installation packages.
• Design HVAC, cooling, hydronic, piping, airflow, and thermal-management systems.
• Perform load calculations, equipment sizing, duct sizing, pressure-drop calculations, and pump and piping calculations.
• Select and integrate air handling units, chillers, pumps, heat exchangers, Coolant Distribution Units, and related equipment.
• Coordinate designs with electrical, structural, architectural, controls, manufacturing, commissioning, and field teams.
• Review vendor drawings, specifications, submittals, and equipment data.
• Identify design conflicts, constructability concerns, and coordination issues.
• Support fabrication, installation, startup, troubleshooting, RFIs, field changes, and commissioning.
• Travel as needed to manufacturing facilities, project sites, and client meetings.

Ideal Candidate

The ideal candidate is a hands-on engineer who enjoys designing, modeling, coordinating, and producing accurate project documentation.

They are practical, responsive, detail-oriented, and comfortable working directly with engineers, manufacturing teams, vendors, contractors, and field personnel.