On-Site Mechanical Engineer for Critical HVAC & Piping

Jacobs; Baton Rouge (LA); On-site; USD 95,200 - 130,900; Full time

Benefits offered by this job

Medical/dental/vision/life insurance

401(k) plan

Stock purchase at discount

Deferred compensation plan

Executive Deferral Plan

Unlimited PPTO

Seven paid holidays

Caregiver leave

Job summary

Jacobs is seeking an On-Site Mechanical Engineer for a project near Baton Rouge, LA. The role requires leading on-site representation for HVAC, piping, and other critical mechanical systems, coordinating between construction and design teams, and supporting commissioning efforts to ensure safe, timely delivery.

The ideal candidate brings 10+ years in mechanical design/construction or 5+ years in hyperscale data centers, with strong knowledge of chilled water systems and industry standards, plus

Qualifications

• Bachelor's degree in Mechanical Engineering or related field.
• 10+ years of mechanical design, construction, commissioning, or operations experience; or 5+ years in hyperscale data center environments.
• Experience with chilled water systems, cooling plants, CRAH/CRAC systems, piping systems, and mission-critical environments.
• Strong understanding of specifications, codes, and industry standards.
• Ability to evaluate field conditions and provide practical solutions.
• Excellent communication and coordination skills.

Responsibilities

• Serve as the primary on-site representative for HVAC, cooling, piping, plumbing, and other mechanical systems.
• Perform daily site observations and assess installation progress and workmanship.
• Coordinate mechanical design clarifications and field solutions with project stakeholders.
• Facilitate responses to RFIs, submittals, equipment substitutions, and field conflicts.
• Support reviews of equipment layouts, utility routing, and coordination between trades.
• Participate in constructability reviews, BIM coordination activities, and mockup evaluations.
• Identify and document mechanical installation deficiencies and opportunities for improvement.
• Support factory testing, bench testing, startup activities, and commissioning preparation.
• Coordinate with QA/QC and commissioning teams to resolve installation issues.
• Attend project meetings and provide technical guidance on mechanical systems.
• Issue weekly reports summarizing observations, risks, corrective actions, and schedule impacts.
• Proactively identify design, quality, and schedule risks and support resolution strategies.

Skills

Mechanical design

Construction experience

Commissioning

Field coordination

HVAC systems

Problem solving

Education

Bachelor's degree in Mechanical Engineering

Tools

BIM coordination

Job description

Jacobs is seeking an On-Site Mechanical Engineer for a project near Baton Rouge, LA. The role requires leading on-site representation for HVAC, piping, and other critical mechanical systems, coordinating between construction and design teams, and supporting commissioning efforts to ensure safe, timely delivery.

The ideal candidate brings 10+ years in mechanical design/construction or 5+ years in hyperscale data centers, with strong knowledge of chilled water systems and industry standards, plus