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Network and Level 3 Firewall Engineer

DBS Bank Limited Singapore
Posted 4 days ago Permanent Competitive
Network and Level 3 Firewall Engineer
Business Function

Group Technology and Operations (T&O) enables and empowers the bank with an efficient, nimble and resilient infrastructure through a strategic focus on productivity, quality & control, technology, people capability and innovation. In Group T&O, we manage the majority of the Bank's operational processes and inspire to delight our business partners through our multiple banking delivery channels.

Responsibilities
  • Administration and management (technical operations) of network infrastructure
  • Expert Knowledge and relevant experience on the below technologies
    • Paloalto
    • Checkpoint
    • Fortinet / Fortigate / Fortiproxy
    • F5 Load Balancers - Good to have
  • Evaluate and upgrade network hardware and/or firmware
  • Coordinate with vendor, deploy, configure and manage Network devices according to system engineering design.
  • Coordinate with information security governance team to align IT infrastructure with established standards.
  • Ensures system compliance with all established information security policies
  • Perform periodic health check and tuning of network devices.
  • Performs technical assessment of any non-well defined or complex network change requests prior to implementation.
  • Performs regular review of network ACLsand recommend necessary optimization actions
  • Assists Level 1 and Level 2 Support Engineers during problem determination and resolution whenever necessary.
  • Planning and recommending overall improvements in network management
  • Device Access management
  • Advanced troubleshooting production problems with RCA and fault diagnosis
  • Performance and historical trend analysis
  • Implements changes to network infrastructure hardware in order to correct errors or enhance functionality
  • Develops processes for improving operational efficiencies, as well as identifies/implements automation tools for existing manual processes.
  • Prepares technical reports, memoranda, and instructional manuals as documentation of network design and operational requirements.
  • Management of network daily activities; incident and problem management
  • Responsible to work with respective team members on the review of network architecture and design
  • Responsible to work with the respective server and application teams' members
  • Responsible to work with the respective network vendors' teams for the troubleshooting, identification and resolution of network problems
  • Responsible for network devices, as well as appliances, vulnerability review and assessment.
  • Responsible for network devices, as well as appliances, change implementation review and assessment
  • Responsible to conduct pre / post implementation plan review
  • Responsible to conduct and train Level 1/2 engineers, i.e. to empower and equipped the L1/2 engineers with the knowledge to run and maintain Data centre network
  • Coordinate with information security governance team to align IT infrastructure with established standards
  • Change requests prior to implementation.
  • Advanced troubleshooting production problems with RCA and fault diagnosis
  • Design and monitor operations metrics on a monthly basis to keep track of key operation metrics
  • Ready to work in shifts including public holidays
  • Ready to be on call for 24x7 support during shifts
Requirement
  • Experience: Minimum 8 years network operations and/or management role
  • Education: Minimum Bachelor's degree in engineering or science
  • Certifications: CCSA, CCSE, JNCIA-FWV, JNCIA-SEC, JNCIS-SEC (Preferred but not mandatory CISSP, CISM, ITIL Foundation)
  • Checkpoint Networks, Paloalto, Fortinet, VPN Technologies, DNS, NTP, 2 Factor Authentication technologies.
  • Strong verbal, written, interpersonal communications in English skills.
  • Ability to work independently or as a team player.
  • Experience in highly complex data center network design and support
  • Experience with Cisco and Arista products specially DCI technology
  • Experience with Cisco and Arista Software Define network (ACI, DNAC, etc)
  • Strong hands on experiences on Fabric Patch, OTV, VPC+, Vxlan, Mlag, MP-BGP
  • Knowledge and experience in employing and using various networking trace tools, i.e. Sniffer, Wireshark, riverbed net profiler, NetBrain, Gigamon and etc.
  • Pro-active, dynamic and with good analytical/conceptual thinking.
  • Certifications such as CCIE or above level in networking is an advantage
  • Python or Linux shell scripting skill is a plus
Job ID  220000JB
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