Occupations · Computer and Mathematical
Penetration Testers
Evaluate network system security by conducting simulated internal and external cyberattacks using adversary tools and techniques. Attempt to breach and exploit critical systems and gain access to sensitive information to assess system security.
O*NET 30.3 Database (USDOL/ETA) · occupation code 15-1299.04
Software and tools
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O*NET 30.3 software skills · hot-technology flag
What your tools are worth
Occupation-based, not posting-based: how much employment, pay and projected growth sit behind each tool. It is not a count of job ads.
| Tool | Value | Spread across occupations |
|---|---|---|
| C# | 88 | 16 → 55 occupations since 2015 |
| Python | 88 | 57 → 132 occupations since 2015 |
| C | 87 | 51 → 69 occupations since 2015 |
What your tools are worth
LockedThe same score for every tool in this occupation, plus the ones you ticked and the ones you did not.
Open in your report →What this work is actually like
Conditions rated against the average across all occupations — only what makes this job different is listed.
O*NET 30.3 Job Zones
What kind of person the work suits
Occupational interest profile, rated 1 to 7.
O*NET 30.2 occupational interests (RIASEC)
How this job is advertised
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O*NET 30.3 job titles reported for this occupation
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What changed since 2022
Comparing O*NET release 27.1 (2022-11-01) with 30.3 (2026-05-01). Signs, not colour alone, carry the meaning.
Now listed 38
No longer listed 1
Diff across the O*NET releases held here in full since October 2015, following occupations through merges and retirements. O*NET re-surveys occupations on a rolling cycle, so “no change” can also mean “not re-surveyed”.
Related jobs
O*NET 30.3 related occupations
Also called
O*NET 30.3 alternative titles
The same work in Europe
| ESCO occupation | ISCO | Match |
|---|---|---|
| ethical hacker | 2529.3 | exact |
| ICT security consultant | 2529.6 | close |
Official ESCO ↔ O*NET crosswalk (ESCO Secretariat with USDOL/ETA)
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