Senior Critical Infrastructure Engineer - Data Center Facilities

  • Jones Lang LaSalle Americas, Inc.
  • Orangeburg, New York
  • 09/22/2026
Full time Information Technology Telecommunications

Job Description

Jones Lang LaSalle Americas, Inc. (JLL) is seeking a Sr. Critical Infrastructure Engineer to lead the reliability, performance, and resilience of mission-critical building systems across a commercial real estate portfolio. In this role, you will design, operate, and optimize electrical, mechanical, and controls infrastructure, ensuring uptime for data centers and high-priority facilities. You will drive preventive maintenance, capacity planning, commissioning, and incident response while partnering with clients, vendors, and internal teams to deliver safe, efficient, and sustainable environments.

Responsibilities

  • Design, operate, and optimize critical building infrastructure (power, HVAC, UPS, generators, BMS).
  • Lead reliability, redundancy, and resilience planning for data centers and mission-critical facilities.
  • Oversee preventive and predictive maintenance programs with vendors and site teams.
  • Monitor system performance, analyze failures, and implement root-cause corrective actions.
  • Ensure compliance with safety codes, environmental regulations, and JLL standards.
  • Manage infrastructure projects, upgrades, and capacity planning across portfolios.
  • Develop and maintain SOPs, EOPs, and commissioning/acceptance testing protocols.
  • Provide technical guidance to engineers, facility managers, and client stakeholders.
  • Support incident response, risk assessments, and business continuity planning.
  • Leverage data and smart building technologies to drive energy efficiency and sustainability.

Required Skills

  • Critical infrastructure design
  • Electrical power systems
  • Mechanical/HVAC systems
  • UPS and generator systems
  • Building Management Systems (BMS)
  • Reliability and redundancy planning
  • Preventive and predictive maintenance
  • Root cause analysis
  • Commissioning and testing
  • Project management