Transportation Inspectors Salary

The median transportation inspectors salary in the United States is $92,100 per year ($44.28/hour). Salaries range from $40,330 at the entry level to $138,670+ for the top 10% of earners. There are 24,500 transportation inspectors jobs nationwide. Employment is projected to grow 1.7% through 2034.

Last updated: June 2026 Β· Source: U.S. Bureau of Labor Statistics

Median Salary
$92,100
per year
Hourly Rate
$44.28
per hour
Employment
24,500
jobs in the U.S.

Salary Distribution

10th percentile
$40,330
25th percentile
$58,780
Median
$92,100
75th percentile
$108,890
90th percentile
$138,670

Job Growth (2024-2034)

+1.7%
Slower than average

Annual Openings

2,500
jobs/year (growth + replacements)

Education Required

High school diploma or equivalent

Training Needed

Moderate-term on-the-job training

Transportation Inspectors Career Guide

Interview questions, resume templates, and a career ladder written specifically for transportation inspectorss.

Transportation inspectors verify safety, mechanical fitness, and regulatory compliance across aviation, rail, motor carrier, pipeline, and marine transportation. They work for the FAA, FRA, FMCSA, PHMSA, USCG, and their state counterparts, plus private employers (airlines, railroads, motor carriers) doing quality assurance on their own operations. Federal Aviation Safety Inspector $85-155k on the GS scale; state motor carrier inspector $52-82k; private airline QA inspector $75-115k; senior specialist $115-165k+. Federal roles include FERS pension and TSP; state roles vary by pension system.

Core Skills Hiring Managers Screen For

Regulatory fluency (14 CFR, 49 CFR, USCG, PHMSA)
Aviation: 14 CFR Parts 91, 121, 135, 145. Motor carrier: 49 CFR Parts 350-399 (FMCSA safety regulations). Rail: 49 CFR Parts 210-244 (FRA). Pipeline: 49 CFR Parts 190-199 (PHMSA). Marine: 46 CFR (USCG). Know the specific parts that apply to your industry and inspection type.
Inspection techniques (visual, functional, records)
Systematic inspection methodology β€” visual walk-around, functional test, records review. Aviation Airworthiness Directives (AD) compliance, motor carrier vehicle out-of-service criteria (CVSA North American Standard), rail track and equipment inspection.
Documentation & inspection reports
Every inspection generates a report that can end up in enforcement proceedings, litigation, or fatality investigations. Complete, factual, timely reports are the foundation of the job.
Enforcement authority & professional judgment
Ground an aircraft, place a truck out of service, issue a Notice of Proposed Civil Penalty, or shut down operations. Enforcement decisions have serious consequences for operators; professional judgment and clear rationale matter.
Interview & investigation skills
Interview pilots, drivers, mechanics, dispatchers, and operations managers. Post-accident investigation and root cause analysis. Chain of custody for evidence preservation.
Technical knowledge (aircraft systems, DOT vehicle mechanics, rail equipment)
Depends on specialty. Aviation inspectors need aircraft systems knowledge β€” powerplant, avionics, structures. Motor carrier inspectors need vehicle mechanics β€” brakes, tires, suspension, HOS logs. Rail inspectors need track and equipment knowledge.
Data analysis & risk-based inspection targeting
Modern regulators use SMS (Safety Management System) data to target high-risk operators. FAA CASS (Compliance Action Selection System), FMCSA CSA (Compliance, Safety, Accountability). Inspectors interpret risk data and target inspections accordingly.

How to Become a Transportation Inspectors

  1. 1
    Meet baseline requirements
    U.S. citizen for federal, most state jobs. Bachelor's degree or equivalent experience. Clean criminal background; DOT-regulated positions require clean driving record. Pass a background investigation and drug screen.
  2. 2
    Gain industry experience
    Aviation inspectors typically need A&P mechanic license or pilot certificate plus 3-5 years' industry experience. Motor carrier inspectors often come from CDL driver, DOT compliance, or state trooper background. Rail inspectors from railroad operating or mechanical experience.
  3. 3
    Apply through USAJobs (federal) or state DOT / DPS websites
    FAA Aviation Safety Inspector (ASI) at GS-11/12/13 entry. FMCSA Motor Carrier Safety Assistance Program (MCSAP). FRA Railroad Safety Inspector. State DOT Motor Carrier Safety Inspector varies.
  4. 4
    Complete training academy (4-16 weeks depending on agency)
    FAA Academy in Oklahoma City is the classic aviation inspector training. FMCSA training at DOT Transportation Safety Institute. State agencies run their own academies.
  5. 5
    Progress through GS levels and specialize
    GS-13/14 senior inspectors and lead specialists. Specialty areas β€” airline operations, air cargo, avionics, rotorcraft, motor carrier hazmat, rail track, rail equipment, pipeline. Some inspectors move to management (Principal Inspector, Supervisory ASI, Division Chief) or private sector QA management.

Career Progression

Transportation Inspector (Entry)
3-8 industry experience before hire yrs$65-95k (GS-11/12) + FERS + TSP + locality
  • β€’Conduct routine inspections per assigned area
  • β€’Complete inspection reports and enforcement documentation
  • β€’Progress through federal training academy
  • β€’Coordinate with operators and other inspectors
Next: Senior Inspector at 4-8 years.
Senior Transportation Inspector / Specialty Inspector
5-15 (federal 3-5 in role) yrs$95-135k (GS-13) + FERS + TSP + locality
  • β€’Complex inspections and multi-day audits
  • β€’Post-accident investigation and enforcement case development
  • β€’Precept newer inspectors
  • β€’Serve on national teams for specialty areas
Next: Principal Inspector or Supervisor at 10-15 years.
Principal Inspector / Supervisor / Field Office Manager
10+ yrs$115-165k (GS-14) + FERS + TSP + locality
  • β€’Own operator oversight for a specific certificate holder (airline, motor carrier)
  • β€’Supervise 5-12 inspectors
  • β€’Manage regional enforcement policy and program consistency
  • β€’Interface with certificate holder senior leadership
Next: Division Chief or Program Manager at 15-20 years.
Division Chief / Program Manager / Regional Director
15+ yrs$135-195k (GS-15/SES) + FERS + TSP + locality
  • β€’Regional or division-level program leadership
  • β€’Own enforcement policy, resource allocation, and stakeholder engagement
  • β€’Interface with industry, congress, and other regulators
  • β€’Represent agency in rulemaking and cross-modal coordination
Next: Senior Executive Service (SES), private-sector QA leadership, or aviation / transportation consulting.

Interview Questions & Answers

5 free questions below. Career Kit unlocks 13 total plus resume bullets for every level.

Q1. Walk me through an inspection you would conduct on a Part 121 operator.technical
STAR-friendly detail. Start with the pre-inspection prep β€” pull the operator's SMS data, CASS risk profile, and recent inspection findings. Enter with a pre-inspection meeting laying out scope. Cover the specific areas β€” maintenance records for a targeted fleet, flight ops documentation, dispatch coordination, and pilot training records. Sample specific items β€” recent AD compliance, MEL usage, weight and balance. Interview relevant personnel. Complete a post-inspection debrief with the operator's leadership. Issue any findings with clear regulatory citations. Document. Interviewers screen for methodology and 14 CFR fluency.
Q2. How do you handle an operator who challenges your finding?situational
Stay calm and professional. Point to the specific regulation and the specific evidence. Allow the operator to explain their position. If they raise a legitimate factual clarification, adjust the finding. If they're arguing the regulation itself, that's a matter for their enforcement counsel, not the inspection. Document their response in the record. Never back down on a valid finding under pressure; never insist on a weak finding. The inspection record must hold up in an administrative hearing.
Q3. Describe an inspection where you found significant non-compliance.behavioral
STAR with detail. Situation: motor carrier with a 68% out-of-service rate in the last 90 days β€” well above the 20% CSA threshold. Task: your role. Action: comprehensive Compliance Review β€” vehicle maintenance records, driver qualification files, hours-of-service logs, drug and alcohol testing. Result: identified systemic HOS violations, deficient driver qualification files, and inadequate vehicle maintenance. Rating: Conditional. Issued Notice of Claim for civil penalty; carrier required to submit safety management plan within 30 days. Interviewers want to hear methodology, findings, and enforcement outcome.
Q4. Why transportation safety and not private-sector aviation / motor carrier / rail?culture
The honest answer that lands: you want public safety impact and the credibility of federal or state authority. You want a career with a defined ladder, a real pension, and a mission that matters. Federal transportation safety work can also lead to strong private-sector opportunities after a career. Avoid saying 'stability' as the only reason. Name a specific reason β€” a mentor, a safety event that shaped your view, or the specialty area (accident investigation, cargo, hazmat).
Q5. Where do you see your career in 5 years?closer
Show the tracks: senior specialty inspector, Principal Inspector on a large certificate holder, or supervisory management. Say which you're leaning toward and why. Naming a specialty (Part 121 airline, hazmat, air cargo, rail track) or a target GS-13 posting signals concrete planning.

Resume Template β€” Transportation Inspector (5-15 yrs)

Copy these bullets into your resume as a starting point. Career Kit includes bullets for every level of the ladder.

Transportation Inspector (5-15 yrs)
  • β–ΈFAA Aviation Safety Inspector (Operations, GS-13) assigned to a Part 121 airline; conducted 42 inspections in FY24 including annual audit and safety attribute inspections.
  • β–ΈA&P mechanic + Airline Transport Pilot; 3,400 flight hours including B737 type; FAA Academy graduate.
  • β–ΈZero findings appealed successfully; 6 enforcement actions initiated with 100% agency success in adjudication.
  • β–Έ$132k base + $22k locality + FERS + 5% TSP match + FEHB + FEGLI.

What Gets You Rejected

  • βœ—No industry experience β€” federal ASI requires 3-5+ years in aviation; motor carrier and rail have similar experience requirements.
  • βœ—Weak regulatory fluency β€” inspectors must cite the specific CFR requirement, not gesture at it.
  • βœ—Poor documentation β€” vague inspection reports fail in enforcement proceedings and litigation.
  • βœ—Cannot handle operator confrontation professionally.
  • βœ—Ethical lapses (accepting gifts, unauthorized disclosure, conflict of interest) end federal careers immediately.
  • βœ—Weak technical knowledge β€” inspectors need to see through operator explanations of non-compliance.
  • βœ—Any recent DUI, drug conviction, or DOT-regulated safety violation.

Salary Negotiation Levers

  • βœ“Locality pay is significant β€” SF Bay 45%, NYC 39%, DC 33%, Boston 32%, LA 34%. Federal salaries stack locality on the GS base.
  • βœ“Aircraft type rating requirements for FAA Ops Inspectors trigger a $10-25k premium in some cases.
  • βœ“Hazmat, cargo, and air carrier specialties command premium GS-13 postings and are the on-ramp to GS-14 supervisory.
  • βœ“Recruitment and retention incentives under 5 CFR Part 575 authorized for hard-to-fill positions.
  • βœ“Student loan repayment up to $10k/year, $60k lifetime for federal service.
  • βœ“FERS pension β€” 1.1% per year of service at age 62 with 20+ years, plus TSP with 5% match plus Social Security.
  • βœ“PSLF forgives federal student loans after 10 years of federal service.

Transportation Inspectors Resume Review β€” $29

Personalized resume review from someone who has hired transportation inspectorss. Purchase, email your resume to support@weblabra.com, and receive detailed written feedback within 7 days.

  • βœ“ Occupation-specific critique (not generic)
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  • βœ“ Missing skills / keywords flagged
  • βœ“ Formatting + ATS-readability feedback
  • βœ“ 7-day turnaround, 100% refund if we miss it

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  • βœ“ All 13 interview questions with expert answers
  • βœ“ 6 real questions aggregated from Glassdoor, Blind, Reddit, LinkedIn
  • βœ“ Interview format intel for 6 top employers
  • βœ“ 3 copy-paste salary negotiation emails
  • βœ“ Resume bullets for every level of the career ladder
  • βœ“ 30–60–90 day plan for your first role
  • βœ“ Cover letter templates specific to this occupation
  • βœ“ Detailed salary negotiation script
  • βœ“ Ranked list of certifications with cost + ROI
  • βœ“ Downloadable PDF for offline access
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Transportation Inspectors Salary by State

Best Cities (cost-adjusted) β†’

Salary Map β€” Click a state for details

$36K
$123Kβ–  No data

Top Paying States

Alaska
$123K
+34%
Iowa
$117K
+27%
Oklahoma
$111K
+21%
Hawaii
$108K
+18%
Alabama
$108K
+17%
North Dakota
$106K
+15%
Washington
$104K
+13%
Kansas
$103K
+12%
Florida
$101K
+10%
Texas
$101K
+10%
Vertical line = national median. Click a state for full details.
StateMedianvs. National
Alaska$123,120+33.7%
Iowa$116,850+26.9%
Oklahoma$111,070+20.6%
Hawaii$108,270+17.6%
Alabama$108,140+17.4%
North Dakota$106,330+15.5%
Washington$104,250+13.2%
Kansas$103,380+12.2%
Florida$101,470+10.2%
Texas$101,440+10.1%
1–10 of 44

Transportation Inspectors Salary by Metro Area

Metro AreaMedianvs. National
Minneapolis-St. Paul-Bloomington, MN-WI$140,880+53.0%
Anchorage, AK$131,060+42.3%
Seattle-Tacoma-Bellevue, WA$129,480+40.6%
Orlando-Kissimmee-Sanford, FL$126,710+37.6%
Dallas-Fort Worth-Arlington, TX$126,010+36.8%
Denver-Aurora-Centennial, CO$121,410+31.8%
Cincinnati, OH-KY-IN$120,000+30.3%
Memphis, TN-MS-AR$115,920+25.9%
Columbia, SC$115,210+25.1%
Oklahoma City, OK$109,990+19.4%
1–10 of 82
Data Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS). Data reflects the most recent annual survey.
How does this compare to pro athletes?
A transportation inspectors earning $92,100/year would need 647 years to match Stephen Curry's NBA salary, or 695 yearsto match Patrick Mahomes' NFL contract.
See all sports & celebrity salaries β†’
πŸ“ˆ See how transportation inspectors salaries have changed over the past decade.
View Transportation Inspectors salary trend (2011–2024) β†’