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[Expired] AVP/Senior Associate, WAN Engineer, Technology Services, Technology and Operations - 17000304.

DBS Bank Limited
Posted On :17 Oct 2017


Job Summary

  • Salary:   Undisclosed
  • Location: Singapore - Central
  • Work Type: Permanent / Full Time
  • Min. Education Level: Degree
  • Field of Study: Computer Science
  • Years of Experience: 8
  • Skills: See job description.

Job Descriptions

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.

Job Purpose
A technical engineer with level 3 24x7 network support role, both in the Data centers (DC) and campuses (CUS)

Key Accountabilities
* Accountable for design, programming and operation of Proxy Network and Secure Web Gateway
* Accountable for design, operation and maintenance of DNS, DHCP, NTP Appliances
* Accountable for design, programming and operation of data center network
* Accountable for level 3 network support with 24x7 escalation

* Management of network daily activities; incident and problem management; security incident responses and management.
* Responsible to work with respective DC and CUS teams’ members on the review of network architecture and design, trouble-shooting, as well to work on the replacement of old or low capacity network system or devices, e.g. firewalls, DNS, Server and Traffic Load Balancers, switches, and routers.
* Responsible to work with the respective server and application teams’ members in trouble-shooting and identify root cause, related to network.
* Responsible to work with the respective network vendors’ support teams for the trouble-shooting, 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 post implementation review on areas of improvement and tuning.
* Responsible to conduct and train Level 1 engineers, i.e. to empower and equipped the L1 engineers with the knowledge to run and maintain both the DC and campus networks
* Gather user' hosting requirement, do product research, if necessary, of users' products, do network assessment and advice various teams for network related requirements.
* Administration and management (technical operations) of Proxy Infrastructure across Bank.
* Evaluate and upgrade Proxy Appliance and related firmware.
* Evaluate and deploy various open source proxy softwares like Squid and HAProxy in best possible ways.
* Deploy, configure and manage DNS and DHCP servers as per requirements.
* Deploy, configure and manage F5 GTM and LTMs across Network Infrastructure.
* Deploy, configure and manage Network Authentication Servers like Cisco ACS, Vasco servers to manage TACACS+ and Radius authentications
* Coordinate with information security governance team to align IT infrastructure with established standards.
* Ensure system compliance with all established information security policies
* Perform period health check , security analysis and tuning of Proxy and DNS Servers.
* Perform technical assessment of any non-well defined or complex Proxy and DNS change requests prior to implementation.
* Perform regular review of Proxy rules and settings and recommend necessary optimization actions
* Assist Level 1 Support Engineers during problem determination and resolution whenever necessary.
* Advanced troubleshooting production problems with RCA and fault diagnosis
* Performance and historical trend analysis.
* Design and monitor operations metrics on a monthly basis to keep track of device utilization.
* Capacity management of Proxy, F5 GTM/LTM and DNS Servers.
* Explore more designs in Proxy to enhance functionality and usage of existing servers.
* Hands on experience in Network Monitoring servers like Solarwinds, Nagios, Netbrain, etc.
* Develop processes for improving operational efficiencies, as well as identifies/implements automation tools for existing manual processes.
* Prepare technical reports, memoranda, and instructional manuals as documentation of network design and operational requirements.
* Ready to work in shifts including public holidays
* Ready to be on call for 24x7 support during shifts

* Bachelor's degree in engineering or computer science

The person should have 8 to 10 years of network engineer experience with the following skills and competencies:
* Experience in network design and support
* Experience with Bluecoat Proxy design and support.
* Experience with Infoblox DNS, DHCP and NTP servers design and support.
* Experience with F5 and Brocade Load balancers design and support.
* Experience in Radware Link controllers and Load balancers.
* Experience in managing authentication servers like Cisco ACS and Vasco Radius servers.
* Experience with Cisco and Arista Switches.
* Knowledge and experience in design, build and trouble-shooting issues with secure web gateway and SSL traffic issues.
* Knowledge and experience in employing and using various networking trace tools, i.e. Sniffer, Wireshark, riverbed net profiler, NetBrain, Gigamon and etc.
* Knowledge and experience in using network management systems, i.e SolarWinds, Nagios and etc.
* Pro-active, dynamic and with good analytical/conceptual thinking.
* Excellent English communication skills both written and verbal.
* Hands on expert level knowledge of routing, switching and other network
* Certifications such as CCNP or equivalent level in networking is an advantage.
* Prior experience within network engineering a bonus.
* 8-10 years of experience in supporting complex banking IT environment or equivalent
* The person would be expected to report to domain owner of network department and work as a team member in the network team.

Apply Now
We offer a competitive salary and benefits package and the professional advantages of a dynamic environment that supports your development and recognises your achievements.

About This Company

DBS is a leading financial services group in Asia, with over 280 branches across 18 markets. Headquartered and listed in Singapore, DBS has a growing presence in the three key Asian axes of growth: Greater China, Southeast Asia and South Asia. The bank's capital position, as well as "AA-" and "Aa1" credit ratings, is among the highest in Asia-Pacific. DBS has been recognised for its leadership in the region, having been named “Asia’s Best Bank” by The Banker, a member of the Financial Times group, and “Best Bank in Asia-Pacific” by Global Finance. The bank has also been named “Safest Bank in Asia” by Global Finance for seven consecutive years from 2009 to 2015. DBS provides a full range of services in consumer, SME and corporate banking activities across Asia. As a bank born and bred in Asia, DBS understands the intricacies of doing business in the region’s most dynamic markets. These market insights and regional connectivity have helped to drive the bank’s growth as it sets out to be the Asian bank of choice. DBS is committed to building lasting relationships with customers, and positively impacting communities through supporting social enterprises, as it banks the Asian way. It has also established a SGD 50 million foundation to strengthen its corporate social responsibility efforts in Singapore and across Asia. With its extensive network of operations in Asia and emphasis on engaging and empowering its staff, DBS presents exciting career opportunities. The bank acknowledges the passion, commitment and can-do spirit in all of our 21,000 staff, representing over 40 nationalities. For more information, please visit

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