OT Systems Expert: Data Centre Controls & Security

Volta; Crouseilles; On-site; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Competitive salary

Equity in Volta

Retirement/pension contributions

Health, wellbeing and insurance

Generous vacation days

Job summary

Volta seeks an OT Systems Expert to own OT standards and reference architectures for its AI factories across Europe and beyond. You will define OT cybersecurity requirements with IT, support design, construction and commissioning, and provide expert operations support to ensure safe, secure and high‑availability OT systems.

You will lead design reviews, implement security controls, maintain asset inventories, and drive continuous improvement across sites with cross‑functional teams.

Qualifications

• 8+ years in OT, industrial control or building automation systems, with at least 3 in mission‑critical environments such as data centres, utilities, pharma or nuclear
• Hands‑on experience designing, integrating, configuring and troubleshooting BMS, EPMS, SCADA, PLC and DCIM systems
• A record of delivering OT scope through design, construction and full commissioning of critical facilities
• Experience implementing OT cybersecurity controls and secure remote access in live operational environments
• A strong grasp of OT architectures and of industrial and building protocols such as Modbus TCP/RTU, BACnet IP/MSTP, SNMP and IEC 61850
• A solid understanding of data centre critical infrastructure - MV/LV power distribution, UPS, generators, cooling and fire detection – and their control strategies
• Sound knowledge of alarm management, change management and safe working practices on live systems
• Experience managing system integrators, OEMs and service providers across multi‑site, multi‑country portfolios
• Strong analytical and fault‑finding skills with a structured approach to root cause analysis, and the ability to read and review electrical, mechanical and controls drawings
• Clear written and verbal communication, including explaining technical risk to non‑technical and senior stakeholders

Responsibilities

• Act as the technical authority for OT across Volta's AI factories, owning OT system standards, reference architectures and design guidelines in close partnership with the Design team
• Review and approve OT designs, control philosophies, points lists and sequences of operation for new builds, expansions and retrofits
• Lead OT input into commissioning (Level 1-5 and IST), including integrated testing of BMS, EPMS and control systems, and sign off OT readiness for handover to Operations
• Implement the OT cybersecurity framework with the IT team, covering network segmentation, access control, patching, backup and vulnerability management
• Maintain an accurate OT asset inventory, network architecture documentation and configuration baselines across all sites, with the Asset and Inventory team
• Provide escalation support for OT incidents, lead root cause analysis and drive corrective and preventive actions
• Govern OT change management so every change to a live system is risk‑assessed, tested and carried out with zero impact on customer SLAs
• Manage OT vendors, system integrators and OEMs at a technical level, including scope definition, performance reviews and lifecycle and obsolescence planning
• Work with IT, Design, Construction and Site Operations to align OT/IT integration, data flows and alarm management
• Keep OT systems consistent across every site, with common standards, naming conventions, templates and graphics
• Protect OT resilience and business continuity through redundancy reviews, drills and documented disaster recovery plans
• Make sure all OT activity complies with Volta's Operating Principles, safety rules, MOP, SOP and EOP procedures and customer contractual SLAs
• Drive continuous improvement through analytics, alarm rationalisation, energy and PUE optimisation and automation
• Develop training material that raises OT competence across the Operations organisation

Skills

OT systems

BMS/EPMS/SCADA

DCIM knowledge

Cybersecurity

Vendor management

Root cause analysis

Stakeholder communication

Industrial networks

Modbus/BACnet/IP

Project leadership

Education

Electrical/Control/Automation/Mechatronics degree

Tools

BMS

EPMS

SCADA

DCIM

Modbus/TCP

IEC 61850

Job description

Volta seeks an OT Systems Expert to own OT standards and reference architectures for its AI factories across Europe and beyond. You will define OT cybersecurity requirements with IT, support design, construction and commissioning, and provide expert operations support to ensure safe, secure and high‑availability OT systems.

You will lead design reviews, implement security controls, maintain asset inventories, and drive continuous improvement across sites with cross‑functional teams.