Senior Network Security Engineer (Agency Contract) - #1165285
PERSOL
About the client: Reputed Bank
Responsibilities
Focuses on proactive lifecycle governance, risk mitigation, and modernization of security infrastructure, ensuring compliance, resilience, and alignment with regulatory standards in a banking environment.
Own lifecycle management for security platforms including Firewalls: Fortinet, Check Point, Cisco, Juniper SRX, Load Balancers: F5 BIG-IP (LTM/GTM) and DDI Platforms: Infoblox, BlueCat
Define upgrade, patching, and tech refresh roadmap
Lead hardware refresh and migration activities with minimal business impact
Develop rollback strategies and risk mitigation plans
Ensure platforms meet security policies, audit, and regulatory requirements. Mitigate risks from unsupported or vulnerable systems through compensating controls. Support audits, IS reviews, and cybersecurity assessments
Act as escalation point for complex security platform issues
Drive automation for lifecycle tracking, upgrades, and compliance reporting. Improve efficiency using scripting (Python/Ansible)
Provide reporting to management on compliance posture and risks
Requirement
Bachelor’s Degree in IT / Computer Science or equivalent
Minimum 8 years’ experience in network security and end of life cycle management
Strong hands-on experience with: Firewalls (Fortinet, Check Point, Cisco ASA/FTD, Juniper SRX), F5 BIG-IP (LTM/GTM) and DDI (Infoblox / BlueCat)
Experience in Network security architecture (DMZ, segmentation, Zero Trust)
Load balancing, DNS security, WAF/DDoS
Good understanding of: OS lifecycle management, patching strategies, vendor advisories, Automation (Ansible, Python) and Familiarity with enterprise monitoring tools (SolarWinds, Netscout)
Strong stakeholder management across regional and global teams
Good to have certifications: Fortinet NSE / Check Point / Palo Alto / Cisco / F5
We regret that only shortlisted candidates will be contacted.
EA License No. 01C4394
EA Personnel Reg. No. R1104824 (Samsudeen Mohamed Basith)
This is in partnership with Employment and Employability Institute Pte Ltd (“e2i”). e2i is the empowering network for workers and employers seeking employment and employability solutions. e2i serves as a bridge between workers and employers, connecting with workers to offer job security through job-matching, career guidance and skills upgrading services, and partnering employers to address their manpower needs through recruitment, training, and job redesign solutions. e2i is a tripartite initiative of the National Trades Union Congress set up to support nation-wide manpower and skills upgrading initiatives. By applying for this role, you consent to e2i’s PDPA.
By sending us your personal data and curriculum vitae (CV), you are deemed to consent to PERSOL Singapore Pte Ltd and its affiliates to collect, use and disclose your personal data for the purposes set out in the Privacy Policy available at https://www.persolapac.com.sg/policies. You acknowledge that you have read, understood, and agree with the Privacy Policy
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