What it pays
Government survey numbers — not estimates, not ads.
Half of all Plumbers, Pipefitters, and Steamfitters in the U.S. earn more than $63,800 a year — the middle 80% land between $44,150 and $108,420. About 465,840 people in the U.S. do this work. Figures are for the U.S. occupation group “Plumbers, Pipefitters, and Steamfitters”. (U.S. Bureau of Labor Statistics survey, published 2025.) In India, Craft and related trades workers earn about ₹16,825 a month on average — around ₹2.0 lakh a year (government PLFS survey via ILOSTAT, occupation-family figure).
$63,800typical pay / year
465,840people in this work
$108,420+top 10% earn
₹2.0 lakha year in India (family avg)
Think you get this job?Six quick questions on how it really works — with a hint and the reason behind every answer.
Test yourself →The work, task by task
These are the real jobs-to-be-done, not a wish list. Each task shows where we found it, and the prompt underneath is written for that exact task.
Fixing6
Install solar energy systems
+Prepare an installation checklist and electrical connection plan for the rooftop solar array at 88 Harbour…
Install solar energy systems
+Prepare an installation checklist and electrical connection plan for the rooftop solar array at 88 Harbour Lane, confirm roof fixings and inverter compatibility, list required circuit breakers and PPE, then upload the signed checklist to the project folder and notify site supervisor Lena Ortiz before Tuesday.
The tools that do the workAutodesk AutoCADMicrosoft ExcelESCOjob descriptionsO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Test control systems
+Run a control-system test on the array controller at 12 Willow Crescent, record input/output voltages, log…
Test control systems
+Run a control-system test on the array controller at 12 Willow Crescent, record input/output voltages, log communication handshake and error codes, adjust setpoints if necessary, attach test logs and a pass/fail summary and send them to commissioning lead Raul Mendes by tomorrow midday.
The tools that do the workMicrosoft Exceljob descriptionsO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Repair solar energy systems
+Document the repair at 7 Birch Road: describe symptom, diagnostic steps, parts swapped, calibration steps…
Repair solar energy systems
+Document the repair at 7 Birch Road: describe symptom, diagnostic steps, parts swapped, calibration steps taken on the inverter, safety checks completed, customer guidance given, and file the signed service report to operations and alert account manager Priya Shah today.
The tools that do the workMicrosoft WordMicrosoft Outlookjob descriptionsO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Install solar panels
+Produce a work plan for panel installation at 31 Cedar Way: roof access method, panel layout with tilt and…
Install solar panels
+Produce a work plan for panel installation at 31 Cedar Way: roof access method, panel layout with tilt and orientation, module compatibility checks, mounting sequence, safety harness points and final electrical tie-in steps, hand the signed plan to foreman Jake Turner before first light Monday.
The tools that do the workAutodesk AutoCADMicrosoft WordESCOjob descriptions
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Apply weather seal to roof penetrations
+Create a step-by-step sealing procedure for roof penetrations at 204 Elm Avenue: identify each penetration,…
Apply weather seal to roof penetrations
+Create a step-by-step sealing procedure for roof penetrations at 204 Elm Avenue: identify each penetration, list sealant type and prep steps, demonstrate cure times and inspection criteria, attach photos of finished seals and email the completed record to facilities lead Oscar Vela by end of shift.
The tools that do the workMicrosoft WordMicrosoft Outlookjob descriptionsO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Install solar collector mounting devices
+Install the south array's collector mounting rails on roof bay C3 today, verify each rail and fastener match…
Install solar collector mounting devices
+Install the south array's collector mounting rails on roof bay C3 today, verify each rail and fastener match the racking spec and roof substrate, torque anchors to spec, ground the rail string, and photo each completed bay for the site foreman before signing the HSE checklist.
The tools that do the workAutodesk AutoCADjob descriptionsO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
The daily work14
Solar energy
+Survey the rooftop site, confirm the solar panels, inverters, mounts, DC breakers and wiring meet the…
Solar energy
+Survey the rooftop site, confirm the solar panels, inverters, mounts, DC breakers and wiring meet the Williams Mechanical delivery and the NEC code, note any incompatible supplies, list required replacements, and schedule installation for next Tuesday morning with safety harnesses on site.
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Interpret 3D plans
+Review the three-dimensional roof layout, verify panel tilt, string runs, conduit paths and inverter…
Interpret 3D plans
+Review the three-dimensional roof layout, verify panel tilt, string runs, conduit paths and inverter locations align with the structural anchors on sheet A3, mark any clashes or clearance issues, and produce a field checklist for the crew to fix before morning shift.
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Inspect construction supplies
+Inspect the shipment of mounting rails, racking bolts, and module frames on site today, confirm quantities…
Inspect construction supplies
+Inspect the shipment of mounting rails, racking bolts, and module frames on site today, confirm quantities against the delivery note, flag any dents, mismatched grades, or missing stainless fasteners, and upload photos with notes before 4pm.
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Check compatibility of materials
+Check the PV modules, inverter enclosure, conduit, and roof anchors for material compatibility, verify…
Check compatibility of materials
+Check the PV modules, inverter enclosure, conduit, and roof anchors for material compatibility, verify corrosion ratings and conductor sizing against the single-line plan, note any incompatible items and recommend replacements by tomorrow morning.
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Install electrical and electronic equipment
+Install the inverter, combiner box, and junctions this morning: mount equipment per the electrical layout,…
Install electrical and electronic equipment
+Install the inverter, combiner box, and junctions this morning: mount equipment per the electrical layout, torque all terminal connections to spec, label each circuit, energise only after continuity and insulation tests pass, and record meter readings.
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Follow safety procedures when working at heights
+Follow the rooftop safety plan for the climb today: rig the fall-arrest anchor, inspect harness and lanyard,…
Follow safety procedures when working at heights
+Follow the rooftop safety plan for the climb today: rig the fall-arrest anchor, inspect harness and lanyard, assign a spotter on the ground, limit work in high wind above 25 km/h, and confirm rescue procedures before starting work.
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Install circuit breakers
+Install the new double-pole circuit breaker in the main distribution: isolate the feeder, verify and tag the…
Install circuit breakers
+Install the new double-pole circuit breaker in the main distribution: isolate the feeder, verify and tag the isolated circuits, fit the breaker to bus, tighten bus connections to spec, test trip function, and update the panel schedule.
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Inspect electrical supplies
+Inspect the incoming electrical supplies pallet: verify cable types, conduit fittings, junction boxes, and…
Inspect electrical supplies
+Inspect the incoming electrical supplies pallet: verify cable types, conduit fittings, junction boxes, and breaker ratings against the purchase order, check for insulation damage, and log any shortages or defects with photos by end of shift.
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Cut, miter, and glue piping insulation to insulate plumbing pipes and fittings.
+Cut, miter, and glue closed-cell insulation to all exposed hot and cold service pipes and fittings in boiler…
Cut, miter, and glue piping insulation to insulate plumbing pipes and fittings.
+Cut, miter, and glue closed-cell insulation to all exposed hot and cold service pipes and fittings in boiler room B, check miter joints fit snugly, clamp until cured, and mark completed runs on the site piping layout before leaving.
The tools that do the workDassault Systemes SolidWorksO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Fill water tanks and check tanks, pipes, and fittings for leaks.
+Fill rooftop service tank T3 to its high level, pressurise lines, inspect all tank connectors, valves and…
Fill water tanks and check tanks, pipes, and fittings for leaks.
+Fill rooftop service tank T3 to its high level, pressurise lines, inspect all tank connectors, valves and visible fittings for leaks for 15 minutes, tighten or replace any leaking fitting, and log results in the plumbing checklist.
The tools that do the workMicrosoft WordO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Install heat exchangers and heat exchanger fluids according to installation manuals and schematics.
+Install the plate heat exchanger and charge the loop with manufacturer fluid per the schematic at panel H1,…
Install heat exchangers and heat exchanger fluids according to installation manuals and schematics.
+Install the plate heat exchanger and charge the loop with manufacturer fluid per the schematic at panel H1, bleed air from service valves, verify flow and temperature rise, and photograph serial numbers and the completed schematic for the handover pack.
The tools that do the workAutodesk AutoCADO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Apply operation or identification tags or labels to system components, as required.
+Attach operation and identification labels to collectors, pumps, isolation valves and the inverter combiner,…
Apply operation or identification tags or labels to system components, as required.
+Attach operation and identification labels to collectors, pumps, isolation valves and the inverter combiner, include service contact and installation date, fix labels so they face the access path, and photograph each labelled component for the job record.
The tools that do the workMicrosoft ExcelO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Apply ultraviolet radiation protection to prevent degradation of plumbing.
+Apply UV-protective coating to all exposed PVC and foam insulation on the south elevation, ensure full…
Apply ultraviolet radiation protection to prevent degradation of plumbing.
+Apply UV-protective coating to all exposed PVC and foam insulation on the south elevation, ensure full coverage and recommended dry-film thickness, allow manufacturer's cure time, and note coating batch and application date on the site log.
The tools that do the workMicrosoft WordO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Prepare the necessary fixtures
+Collect and lay out all mounting brackets, hangers, screws and anchors required for the north array racking,…
Prepare the necessary fixtures
+Collect and lay out all mounting brackets, hangers, screws and anchors required for the north array racking, check compatibility with the racking rails and roof substrate, assemble one test fixture and record torque settings before mass installation.
The tools that do the workMicrosoft ExcelESCO
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Says who?
These are the pages we read to build this. Open any of them and check us.
Activities this job lives in
The human activities behind the tasks — each with its honest AI ceiling.
The logs, files & records this job keeps
Shared with other careers — the same record means something different in each.
Related careers
Same family of work — each with its own tasks and prompts.
The LLOS Work Atlas is the world's largest evidenced task library — a map of human work, with a ready prompt behind every task. 1,774 careers · every task named by the sources that witnessed it — O*NET, ESCO, real job descriptions, Wikipedia — and the deepest tasks by several at once. And it is honest about limits: where AI cannot help, the map says so.
The rest of the map
Same library, five ways in.
Copyright © LLOS.ai · 2026 — original pedagogy, voice, and design — all rights reserved.
Built on public evidence: O*NET®, ESCO, Wikipedia, U.S. Bureau of Labor Statistics, ILOSTAT. All sources & licenses
Built on public evidence: O*NET®, ESCO, Wikipedia, U.S. Bureau of Labor Statistics, ILOSTAT. All sources & licenses