◎【Infrastructure Security Engineer_Osaka】From Infrastructure Construction to Cyber Security Measures | High Market Value | Remote Work Centered | TSE Prime Listed Group CompanyEnglish summary from Japanese

パーソルクロステクノロジー株式会社

✓ Detailed

Salary

500-1100万円

Location

【本社／所属オフィス】・本社：東京都新宿区西新宿2-1-1 新宿三井ビルディング51F ・大阪オフィス：大阪府大阪市北区梅田2-5-25 ハービスOSAKAオフィスタワー7F ※上記オフィス所属となります。【プロジェクト先】・関西（大阪） ※お住まいやご希望を最大限考慮のうえ、配属先は決定いたします。

Job Type

Full-time

Work Style

・勤務形態：時間管理制・就業時間：9:00～18:00 ・休憩時間：1:00 ※配属先により異なります

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Role summaryEnglish summary from Japanese

English summary for screening — check the original posting before applying.

Join a TSE Prime listed group company as an Infrastructure Security Engineer in Osaka. This role involves contributing to cybersecurity measures from infrastructure construction to implementation, with opportunities to expand your scope from upstream to operations improvement based on your skills.

Must-haves

Experience in infrastructure construction or cybersecurity.
Willingness to engage in tasks from requirements definition to implementation and operational design.
Ability to understand customer environments and business risks.
Experience in cloud migration (AWS/Azure etc.) including detailed design and construction, or secure architecture design.

Nice-to-haves

Experience in operational automation of information systems using IaC/scripts.
Experience in introducing security products (e.g., Splunk, CyberArk, Okta, CrowdStrike).
Experience in Zero Trust implementation (ZTA, network/ID infrastructure).
Experience in CSIRT/SOC operations support (log analysis, operational improvement, detection rule design/tuning).
Experience in risk assessment of security issues.

About the Company

パーソルクロステクノロジー株式会社

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Posted7/16/2026

Updated2026-07-21 01:53:38

Sourcelevtech

Role summaryEnglish summary from Japanese

English summary for screening — check the original posting before applying.

Must-haves

Experience in infrastructure construction or cybersecurity.
Willingness to engage in tasks from requirements definition to implementation and operational design.
Ability to understand customer environments and business risks.
Experience in cloud migration (AWS/Azure etc.) including detailed design and construction, or secure architecture design.

Nice-to-haves

Experience in operational automation of information systems using IaC/scripts.
Experience in introducing security products (e.g., Splunk, CyberArk, Okta, CrowdStrike).
Experience in Zero Trust implementation (ZTA, network/ID infrastructure).
Experience in CSIRT/SOC operations support (log analysis, operational improvement, detection rule design/tuning).
Experience in risk assessment of security issues.

◎【Infrastructure Security Engineer_Osaka】From Infrastructure Construction to Cyber Security Measures | High Market Value | Remote Work Centered | TSE Prime Listed Group CompanyEnglish summary from Japanese

Role summaryEnglish summary from Japanese

Must-haves

Nice-to-haves

About the Company

◎【Infrastructure Security Engineer_Osaka】From Infrastructure Construction to Cyber Security Measures | High Market Value | Remote Work Centered | TSE Prime Listed Group CompanyEnglish summary from Japanese

Role summaryEnglish summary from Japanese

Must-haves

Nice-to-haves

About the Company

Tech stack

Work style