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OnsiteSeniorcybersecurity

Senior IT Security Engineer (L3)

AdeccoSingaporePosted 19 May 2026

Adecco is seeking a Senior IT Security Engineer (L3) for a permanent role based in Singapore. The role involves serving as a security partner for project teams, conducting risk assessments, and managing security solutions like firewalls and SIEM. Candidates must have at least 7 years of experience and proficiency in scripting languages and security standards. This position focuses on providing security consultancy and ensuring compliance across infrastructure and application domains.

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Experience

7+ years

Function

Engineering

Work mode

Onsite, Singapore

Company

Tier 2

What you will work on

Adecco is seeking a Senior IT Security Engineer (L3) for a permanent role based in Singapore. The role involves serving as a security partner for project teams, conducting risk assessments, and managing security solutions like firewalls and SIEM. Candidates must have at least 7 years of experience and proficiency in scripting languages and security standards. This position focuses on providing security consultancy and ensuring compliance across infrastructure and application domains.

TAL's take

Quality 50/1005/5 clarityTier 2 company

Solid role description for a security engineer, but it is a recruitment agency posting rather than a direct-hire technical product company.

The JD provides clear responsibilities and technical requirements for an L3 security engineer role.

Salaries at Adecco

12.7 LPA average

Based on 5 Grapevine salary entries for Adecco.

View all salaries

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Must haves

  • Degree in IT/Computer Science
  • Min. 7 years of IT security experience
  • Strong hands-on skills with firewalls, IDS/IPS, AV, IAM/PIM
  • Ability to script (Shell/Python/Perl)
  • Familiarity with secure SDLC and security standards (ISO 27001, NIST)

Tools and skills

firewallsids/ipsaviam/pimtcp/ipshellpythonperliso 27001nist

About the company

Adecco is a global staffing and recruitment firm, which acts as a hiring intermediary.