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Browse ammonia refrigeration, industrial maintenance, electrical, controls & automation, and maintenance management jobs across food processing and cold storage facilities in all 50 states. New positions added daily.
US Foods
$31/hr · Full time
Merck · Wilson, NC
Est. $18–$27/hr · Full time
Merck
Est. $19–$29/hr · Full time
Johnson Controls · Linthicum, MD
Est. $20–$29/hr · Full time
Merck
Est. $34–$55/hr · Full time
Merck
Est. $19–$29/hr · Full time
Mars Petcare · Temple, TX
Est. $33–$37/hr · Full time
Johnson Controls · Gilbert, AZ
Est. $18–$27/hr · Full time
Merck · Wilson, NC
Est. $36–$41/hr · Full time
Merck
Est. $19–$29/hr · Full time
Johnson Controls · Gilbert, AZ
Est. $18–$27/hr · Full time
Tyson Foods
Est. $34–$42/hr · Full time
Amgen · Holly Springs, NC
Est. $24–$36/hr · Full time
Mars Petcare · Topeka, KS
Est. $29–$47/hr · Full time
Johnson & Johnson
Est. $19–$29/hr · Full time
Mars Petcare
Est. $19–$29/hr · Full time
Mars Petcare
Est. $19–$29/hr · Full time
Johnson Controls · Milwaukie, OR
$36-$46/hr · Full time
Johnson Controls · Manchester, NH
$24-$31/hr · Full time
Johnson Controls · Greenville, SC
$24-$34/hr · Full time
Johnson Controls · Arlington Heights, IL
$44/hr · Full time
Johnson Controls · Spokane, WA
$44/hr · Full time
Johnson Controls · Las Vegas, NV
$43/hr · Full time
Johnson Controls · Louisville, KY
$20-$26/hr · Full time
Johnson Controls · New Freedom, PA
Est. $24–$35/hr · Full time
Johnson Controls · Lexington, KY
$26-$35/hr · Full time
Johnson Controls · Lubbock, TX
$15-$20/hr · Full time
Johnson Controls
Est. $34–$42/hr · Full time
Johnson Controls · Gilbert, AZ
Est. $28–$37/hr · Full time
Johnson Controls · Horsham, PA
$33-$45/hr · Full time
Johnson Controls · Raleigh, NC
$38/hr · Full time
Johnson Controls · Milwaukee, WI
$23-$32/hr · Full time
Johnson Controls · Shelton, CT
$34-$46/hr · Full time
Johnson Controls · New Cumberland, PA
$25-$36/hr · Full time
Johnson Controls · New Castle, DE
$43/hr · Full time
Johnson Controls · Washington, DC
$55/hr · Full time
Johnson Controls · San Antonio, TX
$19/hr · Full time
Johnson Controls · Folsom, CA
$67/hr · Full time
Johnson Controls
$39-$45/hr · Full time
Johnson Controls · Lubbock, TX
$27/hr · Full time
Johnson Controls · Anchorage, AK
$44/hr · Full time
Johnson Controls · Rockville, VA
$36/hr · Full time
Johnson Controls · Roswell, GA
$32-$44/hr · Full time
Johnson Controls · Manchester, NH
$41/hr · Full time
Johnson Controls
$47/hr · Full time
Johnson Controls
$35-$54/hr · Full time
Johnson Controls · East Peoria, IL
$43/hr · Full time
Johnson Controls · Waynesboro, PA
$31/hr · Full time
Johnson Controls · Salem, VA
$17-$26/hr · Full time
Johnson Controls · Gilbert, AZ
$41-$56/hr · Full time
Everything you need to know about the RETA CARO certification — what it is, who needs it, exam format, study materials, cost, and how it affects your pay in ammonia refrigeration.
Every maintenance trade in food processing — from industrial maintenance to controls and automation. Which pay the most, what certifications matter, and the real career ladder from helper to plant engineering manager.
What do ammonia refrigeration technicians actually make in 2026? Real pay data from our placement records since 2007 — broken down by state, experience level, and certification.
NH3 Jobs connects skilled maintenance technicians with employers in ammonia refrigeration, food processing, cold storage, and industrial manufacturing. Search by trade, location, or pay range.
Pick your trade and location to see matching jobs.
Or type anything in the search bar below — Jennifer understands natural language.