Aircraft manufacturing · California

Northrup Grumman Systems Corporation

El Segundo, CA · ~1,934 workers · 2 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.8
Avg TCR
3.3
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Northrup Grumman Systems Corporation runs at 85% of its industry's injury rate - about level with the typical Aircraft manufacturing workplace, earning a grade C.

Northrup Grumman Systems Corporation: 2.8 TCR = 85% of Aircraft manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Northrup Grumman Systems Corporation safety composite

Northrup Grumman Systems Corporation scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 21%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

F

32/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 2.79 per 100 workers

Safer than 31% of industry peers

DART rate
F 2.04 per 100 workers

Safer than 21% of industry peers

Fatalities
D 0

Safer than 50% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−0.8

2023→2024

Northrup Grumman Systems Corporation injury rate improved

Northrup Grumman Systems Corporation's TCR fell 0.8 from 3.2 in 2023 to 2.4 in 2024. Peak filing year was 2023 at 3.2 TCR. In 2024, DART was 0.73× this establishment's average TCR (severity share of cases).

2023=3.2 · 2024=2.4

OSHA ITA Form 300A scorecard

Establishment book 336411 · El Segundo, CA AT/BELOW-IND · LARGE

Grade C · TCR 2.8 · 85% of ind

  • DART 2.0 DART
  • RANK #79/107
  • PHOTO General Atomics - Sa…
  • BOOK 2y book
  • INJ 89 inj
  • SIZE ~1,934 FTE

Nearest TCR peer: General Atomics - Sabre Springs - A05A (0.0 TCR gap)

Read with this employer → · Industry book → · California employers → · Look up another →

Northrup Grumman Systems Corporation in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows Northrup Grumman Systems Corporation averages 2.8 TCR (85% of the Aircraft manufacturing BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

Northrup Grumman Systems Corporation TCR series: 2023=3.2 · 2024=2.4 · BLS 3.3

Where Northrup Grumman Systems Corporation falls in its industry

390 Aircraft manufacturing establishments

Safer than 31% of graded establishments in this industry, whose median TCR is 1.7.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #79 safest of 107 Aircraft manufacturing employers in California.

Northrup Grumman Systems Corporation (1,934 employees, TCR 2.8) among 29 same-industry peers, split at the industry median of 151 employees and a TCR of 1.7 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 02,0004,0006,0008,00010,000 0246810 Average employees Total Case Rate Northrup Grumman Systems Corporation
Northrup Grumman Systems Corporation (1,934 employees, TCR 2.8) among 29 same-industry peers, split at the industry median of 151 employees and a TCR of 1.7

Northrup Grumman Systems Corporation has more employees than the Aircraft manufacturing median and a higher injury rate than the industry's median TCR of 1.7. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2024 2.4 2.0 36 9 0
2023 3.2 2.5 53 12 0

OSHA ITA peer cross-reference

Establishment peer ledger

336411 · CA · El Segundo

390 Aircraft manufacturing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 121 employers in El Segundo, CA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR General Atomics - Sabre Springs - A05A 2.8 TCR
NAICS-TCR General Atomics Aeronautical Systems Inc. - Adelanto 2.8 TCR
NAICS-TCR Citadel Completions, LLC 2.8 TCR
NAICS-TCR General Atomics - Adelanto - AA08 2.8 TCR
STATE-SIZE 2904-SAS-CA 1,933 FTE
STATE-SIZE Professional Maintenance Systems 1,935 FTE
STATE-SIZE Doubletree By Hilton Suites Anaheim 1,933 FTE
STATE-SIZE DCS-Americas - Northeast Region 1,929 FTE
CITY-NEAR Raytheon_El Segundo_CA 5,443 FTE
CITY-NEAR CA011 3,282 FTE
CITY-NEAR NGAS-A113 2,490 FTE
CITY-NEAR OUTSOURCE, LLC 1,701 FTE
NAT-TCR Brainin Advance Industries 2.8 TCR
NAT-TCR Fitesa Indiana LLC 2.8 TCR
NAT-TCR Drexel Technologies, Inc. 2.8 TCR
NAT-TCR Nomad Framing, LLC 2.8 TCR
NAT-SIZE Black & Veatch P-Building 1,934 FTE
NAT-SIZE Licking Memorial Hospital 1,933 FTE
NAT-SIZE GCI Communication Corp. 1,935 FTE
NAT-SIZE AAON, Inc. 1,935 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2024, 2023. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.