What it pays
Government survey numbers — not estimates, not ads.
Half of all Cooling and Freezing Equipment Operators and Tenders in the U.S. earn more than $41,330 a year — the middle 80% land between $33,430 and $62,340. About 6,900 people in the U.S. do this work. Figures are for the U.S. occupation group “Cooling and Freezing Equipment Operators and Tenders”. (U.S. Bureau of Labor Statistics survey, published 2025.) In India, Plant and machine operators and assemblers earn about ₹17,329 a month on average — around ₹2.1 lakh a year (government PLFS survey via ILOSTAT, occupation-family figure).
$41,330typical pay / year
6,900people in this work
$62,340+top 10% earn
₹2.1 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.
Fixing5
Maintain and monitor cooling systems
+Check the cold-room gauges and log compressor runtimes and setpoint deviations for the morning shift, flag…
Maintain and monitor cooling systems
+Check the cold-room gauges and log compressor runtimes and setpoint deviations for the morning shift, flag any drift over two degrees to maintenance and ensure chest freezers are cleared of blockages before noon.
The tools that do the workMicrosoft Exceljob descriptionsO*NETWikipedia
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Operate cooling and freezing equipment
+Start the blast freezer cycle for batch B12, confirm evaporator and condenser pressures are within normal…
Operate cooling and freezing equipment
+Start the blast freezer cycle for batch B12, confirm evaporator and condenser pressures are within normal range, note any unusual noises, and delay scooping until the core temperature reads minus18°C for fifteen minutes.
The tools that do the workMicrosoft Wordjob descriptionsO*NETWikipedia
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Operate pumping systems or equipment
+Inspect the product feed pump at the start of shift, verify inlet and outlet flow and pressure, record…
Operate pumping systems or equipment
+Inspect the product feed pump at the start of shift, verify inlet and outlet flow and pressure, record readings and report any drops below the minimum flow so the engineering team can attend before the next run.
The tools that do the workMicrosoft Exceljob descriptionsWikipedia
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Load materials into production equipment
+Fill the pasteuriser hopper with the measured ingredient bags for batch C07, confirm weights on the scale…
Load materials into production equipment
+Fill the pasteuriser hopper with the measured ingredient bags for batch C07, confirm weights on the scale match the recipe, top up milk to the marked level and seal the lid for the mixing cycle.
The tools that do the workMicrosoft Wordjob descriptionsO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Correct machinery malfunctions
+If the soft-serve motor stalls, isolate power, check belts and pulleys, reset thermal trips if cool and…
Correct machinery malfunctions
+If the soft-serve motor stalls, isolate power, check belts and pulleys, reset thermal trips if cool and inspect for ice blockages, then run a short test and log actions taken with the shift lead's initials.
The tools that do the workMicrosoft Wordjob descriptionsO*NET
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Keeping the record1
Record operational or production data
+At the top of each hour record churn counts, batch weights and reject rates on the run sheet, total the…
Record operational or production data
+At the top of each hour record churn counts, batch weights and reject rates on the run sheet, total the hourly outputs, attach the shift supervisor's signature and email the completed sheet to operations by 4:30pm.
The tools that do the workGoogle GmailMicrosoft Exceljob 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 work15
Use vortex tubes for industrial spot cooling
+Set up the vortex tubes over the soft-serve machines, route compressed air lines to each tube, adjust cold…
Use vortex tubes for industrial spot cooling
+Set up the vortex tubes over the soft-serve machines, route compressed air lines to each tube, adjust cold fraction so the blast cools the motor housings to below 40°C during peak service, log temperatures every hour.
The tools that do the workMicrosoft ExcelWikipedia
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Implement radiative cooling in heat shields
+Fit the reflective heat shields above the topping station, coat the outer faces with high-emissivity paint,…
Implement radiative cooling in heat shields
+Fit the reflective heat shields above the topping station, coat the outer faces with high-emissivity paint, angle them to reflect radiant heat away from freezers, then verify the freezer casings stay within safe operating temperature.
The tools that do the workMicrosoft WordWikipedia
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Support computer cooling systems
+Install small directed fans and chilled air ducts at the backend of the point-of-sale PC cabinets, secure…
Support computer cooling systems
+Install small directed fans and chilled air ducts at the backend of the point-of-sale PC cabinets, secure cabling clear of vents, run a one-hour stress test while recording CPU and ambient temperatures, then clean filters and log results.
The tools that do the workGoogle GmailWikipedia
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Cut candies manually or mechanically
+Line the candy cutting bench with a non-slip mat, set the mechanical cutter guards, weigh out 500 g batches,…
Cut candies manually or mechanically
+Line the candy cutting bench with a non-slip mat, set the mechanical cutter guards, weigh out 500 g batches, cut sample strips by hand to confirm blade gap, then run the cutter and check each tray for uniform lengths.
The tools that do the workMicrosoft OfficeESCO
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Measure ingredients or substances
+Weigh dairy, sugar and stabiliser to the recipe tolerance, record each ingredient mass on the batch sheet,…
Measure ingredients or substances
+Weigh dairy, sugar and stabiliser to the recipe tolerance, record each ingredient mass on the batch sheet, flag any net weight deviation over 2 percent to shift supervisor before mixing begins.
The tools that do the workMicrosoft Exceljob descriptions
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Lower temperature of items or environments
+Drop product cabinet setpoint from 2°C to minus 5°C in 15 minutes using the cabinet controller, monitor core…
Lower temperature of items or environments
+Drop product cabinet setpoint from 2°C to minus 5°C in 15 minutes using the cabinet controller, monitor core probe temperatures every five minutes and stop the cooling cycle and call the shift lead if any core probe fails to fall as expected.
The tools that do the workGoogle GmailWikipedia
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Utilize thermoelectric cooling devices
+Engage the thermoelectric plate under the sorbet tray at full power for 10 minutes, check tray temperature…
Utilize thermoelectric cooling devices
+Engage the thermoelectric plate under the sorbet tray at full power for 10 minutes, check tray temperature reaches minus 4°C, scribble the result on the production card and report persistent shortfalls to engineering.
The tools that do the workMicrosoft WordWikipedia
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Transfer thermal energy via radiation, conduction, or convection
+Reposition cold plates and activate fans to encourage conduction and convection over the new display batch,…
Transfer thermal energy via radiation, conduction, or convection
+Reposition cold plates and activate fans to encourage conduction and convection over the new display batch, remove any warm product, log the display changeover with times and temperatures, and inform the floor manager if surface temps exceed safe service limits.
The tools that do the workMicrosoft ExcelWikipedia
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Manage HVAC systems for temperature control
+Set the store HVAC to production mode overnight, target 2°C in the prep room and 18°C in the front area,…
Manage HVAC systems for temperature control
+Set the store HVAC to production mode overnight, target 2°C in the prep room and 18°C in the front area, record the settings and runtime in the plant log and page facilities immediately if the system fails to reach targets by 02:00.
The tools that do the workMicrosoft OfficeWikipedia
Pasted it? Good. When the reply comes back, push once: ask it to sharpen the weakest part. — Did this prompt help?
Assemble equipment, and attach pipes, fittings, or valves, using hand tools.
+Assemble the freezing line: mount the pump and motor on the skid, connect the stainless steel suction and…
Assemble equipment, and attach pipes, fittings, or valves, using hand tools.
+Assemble the freezing line: mount the pump and motor on the skid, connect the stainless steel suction and discharge pipes with the correct gaskets and torque the fittings to spec, then fit the hand valve and cycle the flange bolts for leaks before first use tomorrow morning.
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?
Inspect and flush lines with solutions or steam, and spray equipment with sterilizing solutions.
+Inspect the pasteuriser and feed lines, run the hot water and steam flush sequence, spray the slicers and…
Inspect and flush lines with solutions or steam, and spray equipment with sterilizing solutions.
+Inspect the pasteuriser and feed lines, run the hot water and steam flush sequence, spray the slicers and transfer hoses with the food‑grade sterilant for the contact time in the hygiene schedule, then record completion and any faults in the daily cleaning log.
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?
Sample and test product characteristics such as specific gravity, acidity, and sugar content, using hydrometers, pH meters, or refractometers.
+Take a sample from the churn, measure specific gravity with the hydrometer, record pH on the meter, check…
Sample and test product characteristics such as specific gravity, acidity, and sugar content, using hydrometers, pH meters, or refractometers.
+Take a sample from the churn, measure specific gravity with the hydrometer, record pH on the meter, check Brix with the refractometer, compare results against the recipe tolerances and flag the batch if sugar or acidity are outside limits.
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?
Stir material with spoons or paddles to mix ingredients or allow even cooling and prevent coagulation.
+Stir the cooling vat contents with the paddle for ten minutes on low to ensure uniform temperature, scraping…
Stir material with spoons or paddles to mix ingredients or allow even cooling and prevent coagulation.
+Stir the cooling vat contents with the paddle for ten minutes on low to ensure uniform temperature, scraping the sides and breaking any skin, then recheck temperature and viscosity and note any clumps before transferring to hardening bins.
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?
Activate mechanical rakes to regulate flow of ice from storage bins to vats.
+Start the bin rake motor, set the flow regulator to match the vat inlet rate, monitor the ice feed for…
Activate mechanical rakes to regulate flow of ice from storage bins to vats.
+Start the bin rake motor, set the flow regulator to match the vat inlet rate, monitor the ice feed for bridging, stop and adjust rake pitch or clear obstructions if flow falls below the minimum feed rate, then restart and log the intervention.
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?
Clear equipment jams
+Clear the frozen mixer jam: shut down and lock out the machine, remove the access panels, pry out the…
Clear equipment jams
+Clear the frozen mixer jam: shut down and lock out the machine, remove the access panels, pry out the compacted plug with the scraper and hammer as needed, inspect blades and bearings for damage, reassemble, run an empty cycle and record the fault and repair time.
The tools that do the workMicrosoft Wordjob descriptions
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.
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