How to become a Senior Critical Facilities Technician
The shift’s most experienced operator across power and cooling: leads planned work and the first response to a fault, and coaches the rest of the crew.
There’s a page for this role in , with its licences and local details.
What the role does
The shift’s most experienced operator across systems: leads planned work and the first response, and coaches others.
What a shift looks like
Shifts on a roster, leading the planned work of the shift, checking method statements, taking the first call when something fails, and teaching newer technicians on the job.
What employers call it
- Senior Critical Environment Technician (hyperscale)
- Critical Facility Engineer (hyperscale)
- Senior Critical Facilities Engineer (colocation and wholesale)
- Critical Facilities Engineer III (colocation and wholesale)
- Site Engineer III (colocation and wholesale)
- Critical Environments Operator IV (colocation and wholesale)
- Data Center Senior Technician (FM and service contractor)
- Senior Facilities Operations Technician (hyperscale)
- Senior Data Center Operator (liquid cooling) (hyperscale)
- Data Center Operator III (Liquid Cooling) (hyperscale)
- Facility Operator (cloud and AI compute)
- Senior Data Centre Technician (colocation and wholesale)
- Senior Critical Operations Technician (colocation and wholesale)
Skills
The level the role needs in each, on FacilityVR’s five levels from Aware to Authority.
Site safety
- Assess risk and plan safe work Independent
- Work under a permit to work Independent
Safe isolation
- Isolate and lock out a single energy source Leads others
- Isolate mechanical and stored energy Independent
- Isolate plant with several energy sources Independent
- Prove dead before touching Independent
- Remove isolations and restore plant Independent
- Authorise isolations Independent, desirable
Emergency response
- Rescue from a live electrical incident Independent
- Recognise and report a suspected cyber incident Assisted
Procedures and documents
- Carry out a method of procedure (MOP) Leads others
- Follow an emergency operating procedure (EOP) Independent
- Keep the shift log and hand over Independent
- Work within change management Independent
- Write and review a MOP Independent
Leadership
- Coach and assess others Independent
- Supervise contractors and vendors Independent
LV distribution
- Operate LV switchboards and breakers Independent
- Trace the power path and its redundancy Independent
Power transfer and generation
- Operate a static transfer switch Independent
- Respond to a utility failure Independent
- Start, load-test and stop a generator Independent
- Transfer and retransfer at an ATS by hand Independent
- Restore the site from a black start Assisted, desirable
UPS and batteries
- Put a UPS into bypass and return it Independent
- Respond to a UPS alarm Independent
Cooling plant
- Respond to rising temperatures Independent
- Restart cooling in an emergency Independent
- Start, stop and change over chillers Independent
Monitoring and response
- Triage DCIM and BMS alarms Leads others
- Read trends and capacity Independent
BMS and fire
- Respond to a fire alarm Independent
- Inhibit and restore gas suppression Assisted
Commissioning
- Run functional performance tests Independent
- Take part in integrated systems testing Independent
- Work in a site that is part live and part under construction Independent
Liquid cooling
- Connect and disconnect a rack’s liquid loop Independent, desirable
- Liquid-cooled IT and its loops Independent, desirable
- Maintain filtration Independent, desirable
- Operate and monitor a CDU Independent, desirable
- Respond to a coolant leak or a CDU failure Independent, desirable
- Sample and test coolant Independent, desirable
Licences and credentials
Licences depend on the country you work in, and sometimes the state. The role’s page for Australia lists them there.
Ways in and ways on
From another data centre role
- From Critical Facilities Technician, typically 2 years
Where it leads
- Senior Technician, Electrical (a sideways move)
- Senior Technician, Mechanical and Cooling (a sideways move)
- Senior Technician, Controls and BMS (a sideways move)
- Lead Critical Facilities Technician, typically 2 years
Jobs open now
None right now. See every open job.
Questions about data centre careers? Ask about data centre careers
Sources and licences
Occupation codes: 7412 Electrical mechanics and fitters.
- Critical Facilities reference framework © Facility Labs. (CC BY 4.0)
- ISCO-08, International Labour Organization, as published in ESCO v1.2.1. This service uses the ESCO classification of the European Commission. (Commission Decision 2011/833/EU on the reuse of Commission documents)