As an elite custodian of critical enterprise operations, you will take ownership of high-volume client accounts across the Loop, O'Hare industrial corridor, and regional corporate hubs—maximizing equipment uptime, minimizing repeat service actions, and acting as the primary field technical escalation path and safety mentor for mid-grade engineering personnel. Assigned mobile workspace: modern corporate laptop, smartphone, precision diagnostic tool kits, and an assigned service fleet utility vehicle equipped with fuel card and integrated tollway transponder access (subject to the compliance criteria noted above).