Network Security Engineer | Singapore, SG

TEKsystems (Allegis Group Singapore Pte Ltd); Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

A leading talent services firm in Singapore seeks a hands-on Network Security Expert. This role involves managing Palo Alto firewalls, supporting Okta integrations, and analyzing network designs to enhance security. Ideal candidates will have experience in troubleshooting, strong documentation, and familiarity with CyberArk and Active Directory. Agile environment and teamwork experience are preferred.

Qualifications

• Experience with Palo Alto, F5 LTM, Zscaler, Cisco ISE.
• Familiar with Okta, CyberArk, and Active Directory.
• Strong troubleshooting and documentation skills.

Responsibilities

• Manage and troubleshoot Palo Alto firewalls, F5 load balancers.
• Support Okta integrations and CyberArk for privileged access.
• Analyze network/security designs to improve performance.

Skills

Palo Alto

F5 LTM

Zscaler

Cisco ISE

Troubleshooting

Documentation

Agile environments

Tools

Okta

CyberArk

Active Directory

Job description

• Support Okta integrations (SSO/MFA) and CyberArk for privileged access
• Analyze network/security designs to improve performance and reduce risks
• Work closely with access and infrastructure teams

• Support Okta integrations (SSO/MFA) and CyberArk for privileged access
• Analyze network/security designs to improve performance and reduce risks
• Work closely with access and infrastructure teams

We're looking for a hands-on Network Security Expert to join our team. You'll support daily operations, manage incidents and changes, and work across teams to implement key security solutions.
Key Responsibilities:

• Manage and troubleshoot Palo Alto firewalls , F5 load balancers , Zscaler (ZIA/ZPA) , and Cisco ISE
• Support Okta integrations (SSO/MFA) and CyberArk for privileged access
• Analyze network/security designs to improve performance and reduce risks
• Work closely with access and infrastructure teams
• Participate in monthly on-call rotation for critical systems

Requirements:

• Experience with Palo Alto , F5 LTM , Zscaler , and Cisco ISE
• Familiar with Okta , CyberArk , and Active Directory
• Strong troubleshooting and documentation skills
• Team player, comfortable in agile environments

Nice to Have:

• Certifications (e.g., PCNSE, CCNP Security, Zscaler Certified)
• Scripting or automation (Ansible, Terraform)
• Knowledge of IAM, PKI, and certificate-based access

We regret to inform that only shortlisted candidates will be notified .
EA Registration No: NG XUAN, R24123530
Allegis Group Singapore Pte Ltd, Company Reg No. 200909448N, EA License No. 10C4544

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TEKsystems is an Allegis Group company.

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