DataCenterSkilledTradesPower · Cooling · Water · Fiber

Data-center skilled trades

The skilled trades that keep data centers running

A data center is a big building full of computers that has to stay powered and cool around the clock. When the power, cooling, water pipes or cables break, the fix comes from electricians, HVAC techs, pipefitters and cabling crews, not the computer staff.

More of these buildings are being built. BLS puts the national median pay for electricians at $63,190 (May 2025) and projects 9.2% job growth to 2035. Those figures cover all industries. No official table counts data-center trade jobs separately. If you live near one, this site explains who works there and what the official numbers do and do not show.

  • Power out? Electrician.
  • Too hot? HVAC tech (federal refrigerant license required).
  • Water or glycol leak? Pipefitter.
  • Network cable cut? Low-voltage cabling installer.

Further down: which trade fixes what, the licenses employers ask for, and who is building. Technical names and government sources are below for specialists.

Who fixes what in a data center How to get into DC work

Why there is more trades work · dated public facts

Cold aisle between rows of mesh-front server racks lit by blue status LEDs in a NASA Goddard data center

Photo: NASA/GSFC/Bill Hrybyk (public domain) · US government public domain

Who gets called when something fails

In a data center, IT owns the servers, the network logic and the software. The facility trades own everything that keeps the white space powered, cooled and cabled.

  • SystemWhen it failsTrade calledCredential / license
  • Power
    UPS, generators, switchgear, PDUs, utility feed
    Transfer fault, UPS alarm, breaker trip, lost utility feedElectrician; lineworker on the utility sideState electrical license (where required); NFPA 70E training is a common plus
  • Cooling (CRAH/chillers)
    CRAH/CRAC, chillers (refrigerant side)
    Supply air runs hot, refrigerant leaks, chiller tripsHVAC/R technicianEPA Section 608 required by law for refrigerant · guide
  • Liquid cooling / hydronic
    CDU, facility water (FWS), technology coolant (TCS), cold plates
    CDU fault, FWS leak, TCS chemistry, cold-plate / manifold leakPipefitter (building water); HVAC/R (if refrigerant); OEM specialty (rack side)skills guide · failure map
  • Cold aisle & water loops
    Containment, airflow, chilled-water and condenser piping
    Hot spots, leaks, loop pressure dropsHVAC/R for airflow; pipefitter for pipingEPA 608 only if refrigerant is opened; pipefitting apprenticeship / OJT common
  • Fiber & structured cabling
    Trunks, patch panels, cable trays
    Dead links, damaged trunks, new rows to cableLimited-energy / low-voltage tech, often working for an electrical contractorBICSI INSTF / TECH as a plus; OR LEA / WA 06 where those states license · failure path

If a server or a switch config breaks, that’s an IT ticket. If the rack loses power, cooling or its physical links, the trades get the call.

Credentials that help (EPA 608 is law for refrigerant; NFPA 70E, BICSI, and OR/WA limited-energy where they apply) are on Roles and in the cert checker. For who fixes power, cooling, water and fiber, see facility systems. For HVAC/R refrigerant work, see the EPA 608 guide. For liquid-cooling skills, see the liquid cooling guide. For fiber work, see BICSI INSTF. For critical-power electrical-room work, see the NFPA 70E checklist.

For electricity use versus official job counts, see the jobs vs power brief. For grid and power figures, see the grid-load brief. For what a campus needs on site, see the on-site brief. For measurable jobs and published projections, see the jobs outlook. For questions to ask about a local proposal, see the local-government brief. For dated hyperscaler capex and capacity in trades context, see the buildout tracker.

Who is building AI data centers, and which trades the work needs (checked 2026-11-05)

The companies paying for AI data centers are not the ones who wire, pipe and cool them. Hyperscale builds need four facility trades: electricians, HVAC/R techs, pipefitters and fiber (BICSI) installers. The same projects raise local jobs, power and water questions (see the briefs). Company filings below are dated footnotes for who is building and which trades they name. They are not a jobs promise or a rate forecast. This page prints no headcount or pay.

  • Microsoft: said it was on track to invest about $80 billion in FY2025 on AI-enabled datacenters, and that the builds rely on “large numbers of skilled electricians and pipefitters.”1 Trades needed: Electricians, pipefitters (company’s own words).
  • Meta: reported Q3 2026 capital expenditures (incl. finance-lease principal) of $34.91 billion and raised full-year 2026 capex outlook to $135–145 billion for AI and infrastructure capacity.2 Trades needed: Electricians, HVAC/R, pipefitters, fiber/BICSI (our trade mapping).
  • Vertiv: a power and thermal (UPS, cooling) equipment supplier, said in Jul 2026 it expects to double chiller production capacity at its Tognana campus by year-end (capacity release); Q3 2026 earnings (Oct 28) discuss that cooling/power demand in operations context only.3 Trades needed: Electricians (UPS/power), HVAC/R (chillers, CRAH), pipefitters (liquid cooling).
  • Other hyperscale operators (e.g. Amazon/AWS, Google) are among those disclosing multi-year data-center spending; we list only figures re-read from a primary source on 2026-11-05.

Full dated Dataset (capex/capacity + trades): hyperscaler buildout tracker.

Company names are construction/operations context only.

  1. Microsoft On the Issues blog, “The golden opportunity for American AI” (Brad Smith), Jan 3, 2025: primary source (checked 2026-11-05)
  2. Meta, “Meta Reports Third Quarter 2026 Results,” Oct 21, 2026: primary source (checked 2026-11-05)
  3. Vertiv Q3 2026 earnings (Oct 28, 2026) + Vertiv capacity release (Jul 21, 2026): primary source (checked 2026-11-05)

Core roles

Four trades with real national figures. Details on Roles.

Pay and growth figures are national BLS figures for all industries (OEWS May 2025; Employment Projections). Where no public source gives a number, we leave it out.

By the DataCenterSkilledTrades team

Why these trades

Large data center campuses must run nonstop and shed a lot of heat. That work is done by licensed and apprenticed trades. The same projects also raise fair local questions about jobs, power bills, grid capacity and water. See the dated briefs (jobs vs power, grid load, water, noise, local gov questions) and the buildout tracker. Start with national pay on our roles overview, then dig into state wages and programs on HighPayingTrades.com when you want depth.

Training paths (apprenticeship vs. school) are sketched on How it works. School and sponsor directories live on RegisteredTradeSchools.