Controls Field Engineer

The Controls Field Engineer supports the availability, reliability, and day-to-day operation of EPMS and BMS control systems across assigned data center sites within a defined region.This role is field-forward and operationally grounded, serving as the on-site, regional technical resource for controls system health, troubleshooting, documentation, and commissioning.The Field Controls Engineer works closely with Operational Controls Systems, Site Operations, Regional Operations Directors (RODs), and IT Operations teams to ensure control systems accurately represent electrical and mechanical infrastructure, remain stable and secure, and support 247 mission critical operations.Key ResponsibilitiesControls Systems Operations & SupportSupport the availability and reliability of EPMS, BMS, and associated control systems across assigned sites.Perform routine system checks, alarm reviews, and health validations to ensure data accuracy and system stability.Troubleshoot controls-related issues across software, network, and field device layers.Execute approved changes, patches, and minor upgrades under established change management processes.Maintain backups, configuration records, and system access controls.Field Engineering & Commissioning SupportSupport commissioning, cutovers, energizations, and retrofits from a controls perspective.Perform point-to-point checks, basic logic validation, and graphics verification.Assist with meter, relay, sensor, and controller integration and validation.Capture and maintain as-built documentation following field work.Electrical & Systems AwarenessRead and interpret one-line diagrams, electrical schematics, and control drawings.Validate that EPMS/BMS hierarchies reflect real-world electrical and mechanical configurations.Partner with electrical and mechanical SMEs to correct discrepancies and improve monitoring fidelity.Documentation & ProceduresCreate and maintain SOPs, MOPs, EOPs, control narratives, and system diagrams as assigned.Ensure system inventories, naming conventions, and point mappings remain accurate.Contribute to regional standards for alarms, graphics, and documentation.Cross-Functional Coordination‑Functional CoordinationAct as a technical liaison between Operations Controls Systems, Site Operations, and IT Operations.Coordinate troubleshooting efforts that span controls software, networking, and physical infrastructure.Work with IT Ops on server hosting, virtualization, network connectivity, and security requirements related to controls systems.Regional Coverage & On-CallSupport a defined geographic region (e.g., NVA, NYM, and DUR).Participate in on-call rotations for controls-related incidents.Travel up to ~25% to support commissioning, outages, and regional projects.Required Qualifications4–6+ years of experience in industrial controls, facilities automation, or mission critical environments (data center experience preferred).Hands‑on experience supporting EPMS, BMS, or BAS platforms.Preferred QualificationsPrior data center experience supporting 247 operations.Commissioning or startup experience in electrical or mechanical control systems.Experience with platforms such as Delta, Ignition, ALC, Schneider, Eaton, or similar.Comfort working at the intersection of software, networking, and physical infrastructure.CompetenciesStrong hands-on troubleshooter with practical electrical intuitionComfortable working in live, mission critical environments.Detail-oriented with disciplined documentation habits.Calm, collaborative, and operationally focused.Able to balance site-level urgency with regional consistency.CyrusOne is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status.CyrusOne provides reasonable accommodation for qualified individuals with disabilities in accordance with the Americans with Disabilities Act (ADA) and any other state or local laws. We will respond to requests for reasonable accommodations to assist you in applying for positions at CyrusOne, or to submit a resume.SummaryLocation: Sterling, VA; Aurora, IL; Durham, NC; Chandler, AZType: Full time