On-Site Mechanical Engineer — Critical Infra Lead

Jacobs; Little Rock (AR); On-site; USD 95,200 - 130,900; Full time

Benefits offered by this job

Medical, dental, vision insurance

401(k) plan and stock purchase options

Unlimited PPTO; seven paid holidays;‑;

Job summary

Jacobs is seeking an On-Site Mechanical Engineer for a Baton Rouge-area project to lead on-site coordination of HVAC, piping and other mechanical systems. You will drive field execution, resolve issues, and ensure safe, compliant installation in a mission-critical environment.

The role requires a Bachelor's in Mechanical Engineering with 10+ years of mechanical design/construction/commissioning or 5+ years in hyperscale data centers, plus strong communication and problem-solving skills.

Qualifications

• Bachelor's degree in Mechanical Engineering or related discipline.
• 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

HVAC systems

Chilled water systems

Cooling plants

Project coordination

Communication skills

Education

Bachelor's degree in Mechanical Engineering

Tools

BIM

Job description

Jacobs is seeking an On-Site Mechanical Engineer for a Baton Rouge-area project to lead on-site coordination of HVAC, piping and other mechanical systems. You will drive field execution, resolve issues, and ensure safe, compliant installation in a mission-critical environment.

The role requires a Bachelor's in Mechanical Engineering with 10+ years of mechanical design/construction/commissioning or 5+ years in hyperscale data centers, plus strong communication and problem-solving skills.