HVAC Technician Salary in Mississippi (2026)

Worth knowing: Mississippi's Ingalls Shipbuilding Pascagoula cleared cleanroom HVAC + NASA Stennis Space Center rocket engine test + Nissan Canton + Toyota Mississippi Blue Springs + Keesler AFB Hurricane Hunters + Columbus AFB pilot training cleared facility specialty is a distinctive MS HVAC feature most national HVAC surveys understate. MS's climate (Jackson summer high ~93°F + Jackson humid subtropical 80%+ summer + winter low ~35°F + the substantial MS Atlantic hurricane season + the substantial MS post-2005 Hurricane Katrina + the substantial MS Gulf Coast salt corrosion + the substantial MS Delta humid + the substantial MS tornado + the substantial MS humid summer year-round HVAC operation) drives substantial residential + commercial HVAC service. Ingalls Shipbuilding Pascagoula (the substantial Ingalls as the country's substantial largest US naval shipbuilder by employment + ~11K Ingalls Pascagoula employees + the substantial Ingalls HII Huntington Ingalls Industries + the substantial Ingalls DDG-51 Arleigh Burke + LPD-17 San Antonio + LHA-6 America + the substantial Ingalls USCGC National Security Cutter + the substantial Ingalls post-2024 DDG-51 Flight III + Constellation FFG-62 participation + the substantial Ingalls cleared cleanroom HVAC + cleared facility + the substantial Ingalls Pascagoula Metal Trades Council + IBEW Local 733 + Boilermakers Local 693 collective bargaining premium) supports specialized naval cleared cleanroom HVAC tech work — Ingalls cleared HVAC specialists clear $68-108K + overtime with cleared facility access + Metal Trades Council collective bargaining. NASA John C Stennis Space Center Hancock County (the substantial NASA Stennis as the country's substantial premier US rocket engine test site + the substantial Stennis post-1961 founding + the substantial Stennis Saturn V F-1 + J-2 + the substantial Stennis Space Shuttle Main Engine SSME test + the substantial Stennis SLS RS-25 Space Launch System engine test + the substantial post-2024 Stennis Artemis preparation + the substantial Stennis ~5K civilian + contractor employees + the substantial Stennis cleared cleanroom HVAC + cleared facility) supports specialized aerospace cleared HVAC tech work — NASA Stennis cleared HVAC specialists clear $72-118K with cleared facility access. Nissan Canton Vehicle Assembly Plant (post-2003 ~5K Nissan Canton employees + the substantial Nissan Canton Frontier + Titan + Murano + the substantial Nissan Canton manufacturing climate + paint booth + cleanroom HVAC) + Toyota Mississippi Blue Springs (post-2011 ~2K Toyota MS employees + the substantial Toyota Corolla manufacturing + the substantial post-2024 Corolla Cross hybrid + the substantial Toyota Blue Springs paint booth + cleanroom) support specialized automotive manufacturing HVAC tech work. Keesler AFB Biloxi (the substantial 81st Training Wing + the substantial 53rd Weather Reconnaissance Squadron WC-130J Hurricane Hunters + the substantial 403rd Wing + the substantial Keesler ~10K personnel + the substantial Keesler post-2005 Hurricane Katrina rebuild + the substantial Keesler cleared cleanroom HVAC + cleared facility) + Columbus AFB (the substantial 14th Flying Training Wing pilot training + cleared facility) supports specialized aerospace cleared HVAC tech work. The 2025-2026 R-454B refrigerant transition + IRA 25C heat pump credit + Entergy MS + Mississippi Power heat pump rebate drive sustained heat-pump installation. NATE + EPA 608 Universal + commercial chiller cert + cleared facility cert + cleanroom GMP cert + paint booth cert drive 25-50% wage premium. Pearl River CC + Hinds CC + Gulf Coast CC + Northwest MS CC + UA Local 619 Jackson Plumbers Pipefitters + Sheet Metal Workers Local 21 New Orleans cross-border pipeline. MS flat 4.7% (phasing to 4.0% by 2030 per HB 1) + MS 7% sales tax + MS NO estate tax + MS IS a Right-to-Work state (signed 1954) + PERS public pension anchor the MS HVAC proposition.