Electrical Engineer for Critical Infrastructure in Slough

Equinix is the world's digital infrastructure company®, shortening the path to connectivity to enable the innovations that enrich our work, life and planet. A place where bold ideas are welcomed, human connection is valued, and everyone has the opportunity to shape their future. Joining our operations team means being at the center of everything - maintaining and evolving critical infrastructure that powers the digital world and delivers real impact for our customers, communities and society.

As part of the critical engineering team, you'll play a key role in maintaining and optimising mission-critical electrical infrastructure that keeps the data centre running 24/7. You'll work on moderately complex systems, applying sound engineering judgement to troubleshoot, maintain, and improve electrical and facility performance. This role sits at the heart of operations-combining hands‑on electrical engineering expertise with real‑time problem solving, system monitoring, and continuous improvement. You'll support the wider team while taking ownership of day‑to‑day activities across power, controls, and supporting infrastructure.

• Electrical & Critical Infrastructure Maintenance
  • Perform preventive and corrective maintenance on critical electrical systems including switchgear, UPS systems, PDUs, and power distribution networks.
  • Diagnose and resolve faults across low- and medium-voltage systems, ensuring maximum uptime and reliability.
  • Support installation, inspection, and commissioning of electrical infrastructure and upgrades.
  • Monitor and respond to alarms via Building Management Systems (BMS), using engineering judgement to identify root causes and restore normal operation.
  • Operate and maintain essential facility systems including power, cooling interfaces, fire protection, and safety systems.
  • Work under guidance of senior engineers while developing deeper expertise in critical environment operations.
• Vendor & Contractor Management
  • Oversee and support vendors carrying out electrical maintenance and project work on‑site.
  • Ensure all works are delivered in line with Equinix operating standards, safety protocols, and change processes (MOPs/SOPs).
  • Act as a technical point of contact during works-ensuring proper briefing, supervision, and post-work validation.
  • Collaborate with vendors to keep electrical schematics, asset documentation, and system records accurate and up to date.
• Incident Response & Engineering Assurance
  • Take ownership of electrical incidents and alarms, supporting rapid diagnosis and resolution to protect uptime.
  • Identify and assess Single Points of Failure (SPOFs) within electrical systems and recommend mitigation actions.
  • Support incident management processes, contributing to root cause analysis and preventative measures.
  • Maintain accurate engineering logs, switching records, and permit documentation, ensuring audit readiness.
• Operations, Work Orders & Projects
  • Execute electrical work orders, including circuit installations, modifications, and system upgrades.
  • Troubleshoot issues across facility and support systems to minimise downtime and operational risk.
  • Carry out controlled changes to electrical and supporting systems in line with engineering direction.
  • Contribute to infrastructure projects, supporting capacity expansion, resilience improvements, and efficiency initiatives.
• Collaboration & Continuous Improvement
  • Work closely with engineering teams to resolve complex incidents and improve system reliability.
  • Share knowledge and support peers on electrical maintenance best practices and safety standards.
  • Provide input on spare parts, critical equipment, and inventory planning to ensure operational readiness.
  • Contribute ideas to enhance electrical system performance, resilience, and energy efficiency.

• Background in Electrical Engineering, Electrical Installation, or a related technical discipline.
• Proven hands‑on experience working with critical electrical systems (e.g., LV/MV power, UPS, switchgear).
• Strong understanding of electrical safety, fault finding, and maintenance practices in a live environment.
• Relevant technical certifications (NVQ Level 3, AM2, Gold Standard) or equivalent practical experience.

Equinix is committed to ensuring that our employment process is open to all individuals, including those with a disability. If you are a qualified candidate and need assistance or an accommodation, please let us know by completing this form.

Equinix is an Equal Employment Opportunity and, in the U.S., an Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to unlawful consideration of race, color, religion, creed, national or ethnic origin, ancestry, place of birth, citizenship, sex, pregnancy / childbirth or related medical conditions, sexual orientation, gender identity or expression, marital or domestic partnership status, age, veteran or military status, physical or mental disability, medical condition, genetic information, political / organizational affiliation, status as a victim or family member of a victim of crime or abuse, or any other status protected by applicable law.

We use artificial intelligence in our hiring process.

This posting is for a backfill position, meaning it is to fill an existing vacancy within our organization.