Senior Automation Maintenance & Controls Engineer

Express Scripts Pharmacy Benefit Services; Tempe (AZ); On-site; USD 90,000 - 120,000; Full time

Job summary

The Cigna Group is seeking an experienced Maintenance and Controls Engineer to lead maintenance and repair of high‑volume pharmacy automation equipment. You will analyze data, improve MTBF, and collaborate with vendors and engineers to implement improvements.

This 2nd shift role supports on‑call rotations and requires hands‑on expertise in robotics, PLCs, and electrical controls within a regulated environment.

Qualifications

• High School Diploma or equivalent.
• Minimum of 6 years of automation engineering, maintenance, or a closely related technical field.
• Hands‑on experience maintaining and troubleshooting high‑volume automated or pharmaceutical production equipment.
• Strong mechanical and electro‑mechanical troubleshooting skills.
• Proficiency with PLCs, I/O, field devices, robotic systems, and electrical controls.
• Experience using CMMS to manage work orders and maintenance data.
• Working knowledge of preventive and predictive maintenance practices.
• Ability to work evenings, weekends, and participate in on‑call support as needed.
• Willingness to travel occasionally to other sites or facilities.

Responsibilities

• Lead maintenance, troubleshooting, and repair of automated pharmacy equipment using electrical, mechanical, pneumatic, and control system schematics.
• Ensure high reliability and uptime of pharmacy automation systems, facility infrastructure, and supporting utility systems.
• Analyze system data and reporting outputs to identify trends, diagnose root causes, and implement permanent corrective actions.
• Monitor and improve MTBF for electro‑mechanical equipment and software control systems.
• Troubleshoot, install, service, and repair automated production equipment, including robotics, PLCs, electrical controls, and software interfaces.
• Provide expert technical support for robot‑ and PLC‑based hardware and software systems.
• Execute preventive, corrective, and emergency maintenance work orders in alignment with priorities.
• Partner with developers, production engineering, and vendors to implement new processes and improvements.
• Recommend design and process improvements to enhance equipment quality, performance, safety, and maintainability.
• Perform routine inspections, maintenance rounds, and diagnostics to identify degraded performance.
• Document all preventive, corrective, and emergency maintenance activities in CMMS (Maximo).
• Serve as senior technical point of contact for junior technicians, guiding maintenance activities and spare parts management.
• Support continuous improvement initiatives through root cause analysis and cross‑functional collaboration.
• Participate in on‑call rotation.
• 2nd Shift - Monday - Thursday - 2:30 PM to 1:00 AM.

Skills

Automation maintenance

PLC systems

Troubleshooting electro‑mechanical

CMMS (Maximo)

Root cause analysis

On-call support

Education

High School Diploma

Bachelor's degree in Engineering

Tools

RSLogix

DeviceNet

ControlNet

Verint V15

Job description

The Cigna Group is seeking an experienced Maintenance and Controls Engineer to lead maintenance and repair of high‑volume pharmacy automation equipment. You will analyze data, improve MTBF, and collaborate with vendors and engineers to implement improvements.

This 2nd shift role supports on‑call rotations and requires hands‑on expertise in robotics, PLCs, and electrical controls within a regulated environment.