--- title: "Refinery & Process Operator Salary in Maryland: Pay & Jobs" canonical: https://highpayingtrades.com/trades/process-operator/maryland/ description: "Refinery & Process Operator pay in Maryland: BLS average $78,090 (all experience levels), median $78,580, bottom 10% $48,280; 90 jobs (BLS OEWS May 2025)." updated: 2026-11-04 wage_source: "BLS OEWS May 2025 estimates, released 2026-05-15" --- 1. [Home](https://highpayingtrades.com/) 2. [Trades](https://highpayingtrades.com/trades/) 3. [Refinery & Process Operator](https://highpayingtrades.com/trades/process-operator/) 4. Maryland Maryland # Refinery & Process Operator pay in *Maryland* What refinery and process operators earn in Maryland: pay for the state and 2 metro areas, plus job counts and no listed training programs yet. - **$78,090** Average across all experience levels (state) - **$48,280** Entry-level / bottom 10% - **$78,580** Median pay (state) - **$101,800** Top 10% earn over 90 jobs in Maryland. Trade Elevator MechanicLineworkerIndustrial Automation TechnicianCrane OperatorOperating EngineerPipefitter & SteamfitterPlumberRefinery & Process OperatorAircraft MechanicElectrical & Electronic Engineering TechnicianIndustrial Electronics TechnicianElectricianHVAC/R TechnicianDiesel MechanicWelderIronworkerMillwrightConstruction InspectorZIP code Pay by percentile ## Refinery & Process Operator pay in Maryland Annual wages. | Area | 10th pct | 25th pct | Median | 75th pct | 90th pct | Mean | Employed | | --- | --- | --- | --- | --- | --- | --- | --- | | Maryland | $48,280 | $66,260 | $78,580 | $100,980 | $101,800 | $78,090 | 90 | | United States | $57,110 | $77,510 | $96,710 | $106,320 | $115,880 | $90,630 | 33,160 | Annual wages by percentile. ### Metro areas | Area | 10th pct | 25th pct | Median | 75th pct | 90th pct | Mean | Employed | | --- | --- | --- | --- | --- | --- | --- | --- | | Philadelphia-Camden-Wilmington, PA-NJ-DE-MD | $86,960 | $105,300 | $105,580 | $109,980 | $125,110 | $106,750 | 590 | | Baltimore-Columbia-Towson, MD | $74,090 | $78,940 | $86,240 | $101,800 | $103,560 | $90,300 | 40 | Metro area estimates, BLS, May 2025. Only areas BLS published are shown. At a glance ## How Maryland compares | | | | --- | --- | | Rank by average pay | 31 of 43 states and territories with a BLS estimate | | Average vs U.S. average | -13.8% ($78,090 vs $90,630) | | Median vs U.S. median | -18.7% ($78,580 vs $96,710) | | Median hourly wage | $37.78 | | Bottom 10% to top 10% | $48,280 to $101,800 | | Jobs per 1,000 jobs in the state | 0.03 | | Location quotient | 0.16 (less concentrated than the U.S. average of 1.00) | | Metro areas with a BLS estimate | 2; highest median Philadelphia-Camden-Wilmington, PA-NJ-DE-MD $105,580, lowest Baltimore-Columbia-Towson, MD $86,240 | Computed from the BLS OEWS May 2025 estimates state and metro files. A location quotient above 1 means the job makes up a larger share of employment in the state than nationally. Training ## Schools and apprenticeships in Maryland We found no process operator school program or registered apprenticeship sponsor in Maryland in the IPEDS 2023-24 completions file or the DOL partner file. Programs in nearby states may enroll out-of-state students. This site covers pay and careers; the school and apprenticeship directory lives on our sister site. [**See process operator schools and apprenticeship sponsors in Maryland** Full directory, entry requirements and how to apply · RegisteredTradeSchools.com](https://registeredtradeschools.com/apprenticeships/md/) Veterans can compare [trade schools approved for the GI Bill](https://veterantradeschools.com/) on VeteranTradeSchools.com. By the [HighPayingTrades Data Team](https://highpayingtrades.com/about/) · Updated Nov 4, 2026 ## Sources **Figures as of BLS OEWS May 2025 estimates (released 2026-05-15) and BLS Employment Projections 2025–35 (released 2026-08-27).** - **Wages:** U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 estimates, released 2026-05-15 ([news release USDL-26-0725](https://www.bls.gov/news.release/archives/ocwage_05152026.htm); [data tables](https://www.bls.gov/oes/tables.htm)). Cross-checked against the BLS Public Data API on 2026-11-04. - **Occupation:** O\*NET OnLine, [51-8093.00 Petroleum Pump System Operators, Refinery Operators, and Gaugers](https://www.onetonline.org/link/summary/51-8093.00), retrieved 2026-11-04 (CC BY 4.0). - **Apprenticeship sponsors:** U.S. Department of Labor, Office of Apprenticeship: partner sponsors file, retrieved 2026-10-29 ([Partner Finder](https://www.apprenticeship.gov/partner-finder)). - **Schools & graduates:** U.S. Department of Education, NCES IPEDS Completions 2023-24 (C2024\_A) and Institutional Characteristics (HD2024), award year 2023-24, matched by 6-digit CIP code ([completions file](https://nces.ed.gov/ipeds/datacenter/data/C2024_A.zip); [CIP-SOC crosswalk](https://nces.ed.gov/ipeds/cipcode/Files/CIP2020_SOC2018_Crosswalk.xlsx)). - **Tuition:** U.S. Department of Education, College Scorecard (Most Recent Cohorts: Institution + Field of Study), data updated 2026-10-15, matched by IPEDS unit ID ([source](https://collegescorecard.ed.gov/data/)). Program listings are matched from public files by occupation code or organization name; they are not endorsements and we have not visited or tested any program. Confirm schedules, entry requirements and costs with the program. Compiled by the HighPayingTrades Data Team; last refreshed 2026-11-04. --- Canonical HTML: https://highpayingtrades.com/trades/process-operator/maryland/ Wages: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 estimates, released 2026-05-15 (https://www.bls.gov/news.release/archives/ocwage_05152026.htm). Programs: NCES IPEDS 2023-24 completions; DOL Office of Apprenticeship. Tuition: College Scorecard.