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OpenTrainMaster's

Security Engineer (Cryptanalysis / Reverse Engineering)

This role focuses on evaluating how AI models handle expert-level security problems. It is research and assessment work, not production engineering.

Field
Cybersecurity
Where
United States, Albania, Algeria, Antigua and Barbuda, Armenia, Australia +89 more
Commitment
part time
Hours
up to 20/week
Asks for
Master's
Posted
4 days ago

How this pay compares

At $135/hr, this role pays more than 94% of the 56 open cybersecurity roles with a listed pay range, above the median of $70.

Among platforms with 10 or more priced cybersecurity roles, OpenTrain AI has the highest median ($93/hr across 14 roles) and Alignerr the lowest ($50/hr across 33).

OpenTrain AI roles that closed since late October stayed listed a median of 31 days (122 roles). OpenTrain AI posted this one 4 days ago.

Computed from 2,746 open roles we track across Mercor, micro1, Handshake AI, Alignerr, Appen and OpenTrain AI, refreshed daily. Midpoints of listed ranges; “up to” ceilings are left out of medians.

What you would earn at this rate

Rate

$135/hr

Per week, before tax

$2,700

Per month, if the work is steady

$11,700

Tax
Contract pay arrives with no tax withheld. A US contractor at this rate and these hours would set aside about $2,958 a month for self-employment tax plus federal income tax at the 12% bracket (25%, before state tax). Outside the US, your own country's rules apply.

Assumes paid hours only; unpaid assessments, onboarding and gaps between projects lower the real figure. Full take-home calculator · Track what you actually earn

Open cybersecurity roles on each platform

The same kind of work, priced on every platform we track, with the best-paid open role on each.

PlatformOpenMedianBest-paid open role
Mercor4$99/hr4 pricedCybersecurity Research Expert – Offensive Security & Vulnerability Research$200-250/hr
OpenTrain AIthis role15$93/hrSecurity Red Teaming Intelligence Expert AI Trainer$200/hr
micro15$70/hrCyber Threat Intelligence SME$70-110/hr
Alignerr33$50/hrAI Penetration Tester$60-120/hr
All 58 open cybersecurity roles →

The full listing

As posted on OpenTrain AI. See the original

The work

This role focuses on evaluating how AI models handle expert-level security problems. It is research and assessment work, not production engineering.

You will create realistic security scenarios, write reference solutions and grading rubrics, assess AI-generated answers, and explain your feedback clearly.

  • Design technical problem sets focused on cryptanalysis and reverse engineering.
  • Write expert reference solutions and rubrics based on security best practices.
  • Rate AI-generated outputs for correctness, depth, and sound technical judgment.
  • Provide structured feedback and clear explanations to support model improvement.

What it pays and takes

This is a remote, part-time contractor role for experienced security professionals. You should be able to work independently and asynchronously.

  • Pay: $135 per hour.
  • Time: 20 or more hours per week.
  • Work setup: Fully remote and asynchronous.
  • Location: Open to candidates in the countries listed for this role.
  • Language: Fluent English.
  • Experience: Currently or recently active in security, with hands-on cryptanalysis or reverse engineering experience.
  • Professional background: 6 to 10 years of relevant experience.
  • Education: A bachelor's degree in a related field is required; a master's degree is strongly preferred.
  • Communication: Strong written skills for technical explanations and structured feedback.
  • Helpful experience: Security research publications, open-source contributions, recognized security work, peer review, code review, grading, editing, reverse engineering, cryptanalysis, or CTFs.

How it works

Apply on OpenTrain with your resume, then complete the application on the hiring site.

About AI training work

AI training work uses human judgment to help improve artificial intelligence systems. OpenTrain is a platform where people find these projects, build a profile, and apply to work that matches their skills.

From applying to your first payment on OpenTrain AI

  1. 1

    Create a profile

    Create a free OpenTrain profile with your domains, languages and hourly rate.

  2. 2

    Apply

    Apply to the listing. Some listings hire through OpenTrain; others send you to the hiring platform.

  3. 3

    Funded milestones

    The client funds each milestone before work starts.

  4. 4

    First payment

    OpenTrain pays out to your connected payout method when the client approves the milestone. It doesn't publish a fixed payout schedule.

Sources: OpenTrain: AI training careers, OpenTrain docs: invoicing and payouts

Full OpenTrain AI profile: watch-outs and the public record →

Pay history

OpenTrain AI has listed this role at $135/hr since Nov 10, 2026 with no change.

What workers report about OpenTrain AI

Anonymous reports from people who applied or worked there: whether they got work, what they were paid and how fast.

Other cybersecurity roles

All 58 cybersecurity roles →