Job listing — collected from the employer's official site
OT Security Engineer
【セキュリティ領域】OTセキュリティ
- Employer
- パーソルクロステクノロジー株式会社
- Location
- Shinjuku, Tokyo
- Employment
- FULL_TIME
- Salary
- ¥4.5M – ¥8M / year
- Work style
- Hybrid
- Japanese
- Not stated in the source posting
- Visa sponsorship
- Not stated in the source posting
- Technology
- Not stated in the source posting
HWJ Summary
OT (operational technology) security engineer at Persol Cross Technology, protecting factory and plant control systems: IEC 62443-based risk assessments, guideline development, and security product introduction and operation for client sites, across phases from assessment and PoC to design, build and tuning. Hybrid work from Shinjuku, Tokyo. The posting is in Japanese and does not state a required Japanese level or visa sponsorship.
Source
パーソルクロステクノロジー株式会社 — official careers page
- Published on HelloWorldJapan: 2026-08-15
- Last verified: 2026-08-12
- This listing is re-checked against the official posting on a regular cadence.
This listing was collected from the employer's public careers page. The employer is not a HelloWorldJapan partner, and applications go directly to the employer.
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