Assoc, Infrastructure Engineer, Group Infrastructure & Cloud, Group Technology

DBS Bank; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

DBS Bank is seeking a skilled Group Technology engineer to support Windows Server and Citrix environments, including Netscaler, patching, and automation.

You will handle Tier 2/3 tickets, perform health checks, and guide junior staff while ensuring security hardening and high availability across multiple data centers.

Qualifications

• Hands-on experience with Windows, Citrix and Netscaler, SSH and IBM Connect Direct.
• Strong knowledge of Windows OS hardening, networking basics and Active Directory.
• ITIL knowledge and ability to train team members.
• Microsoft or Citrix certifications are a plus.

Responsibilities

• Monitor environment health and resolve Tier 2/3 user tickets.
• Manage user profiles for optimal load times and data persistence.
• Provide L2 support for Windows Server infrastructure (2016/2019/2022).
• Troubleshoot, drive system recovery and perform root cause analysis.
• Lead upgrades, change requests and patch management for middleware.
• Automate repetitive tasks with PowerShell and mentor engineers.
• Support audit and compliance activities.

Skills

Automation

Troubleshooting

Root cause analysis

Mentoring

Tools

Windows

Citrix

Netscaler

SSH

IBM Connect Direct

Active Directory

PowerShell

Job description

Business Function

Group Technology 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 Technology, we manage the majority of the Bank's operational processes and inspire to delight our business partners through our multiple banking delivery channels.

Business Function

Group Technology 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 Technology, we manage the majority of the Bank's operational processes and inspire to delight our business partners through our multiple banking delivery channels.

Job Responsibilities

Daily Operations & Support

• Monitor environment health (e.g., Citrix Director, "Unregistered" VDAs).
• Resolve Tier 2/3 user tickets (slow logons, session disconnects, app errors).
• Manage user profiles for optimal load times and data persistence.
• Provide L2 support for Windows Server infrastructure (2016, 2019, 2022).
• Troubleshoot and drive system recovery, escalating major incidents as needed.
• Perform root cause analysis to prevent recurrence of problems.
• Ensure OS and system software supportability, including planning and leading upgrade projects.
• Review and implement change requests.
• Conduct performance analysis and tuning.
• Improve productivity through automation of system operations.
• Track and drive patch management and software upgrades for middleware.
• Apply new technology and processes to enhance system supportability, recoverability, availability, and performance.
• Provide operational excellence and technical guidance across project phases (requirement gathering, design, procurement, implementation, hand-over).
• Mentor less experienced engineers.
• Support audit and compliance activities.

Patch Management

• Maintain and update "Gold Images" using automation.
• Perform monthly OS patching and application updates for virtual desktop fleets.
• Raise and implement Patch Management Change Requests (CRs) in Wintel infrastructure.

Lifecycle & Migrations

• Identify and plan replacement for End of Support (EOS) software.
• Execute migrations from legacy on-premises versions to the latest LTSR.
• Assist in workload migrations between on-premises Citrix farms.

NetScaler (Citrix ADC) Administration

• Configure Traffic Management & Load Balancing.
• Manage Gateway Services, SSL & Certificate Management.
• Ensure High Availability.
• Understand and configure basic network elements (VLANs, static routes, ACLs).

Automation

• Automate repetitive tasks (e.g., health reports, reboot schedules, session management) using PowerShell.

Requirement

• Hands-on experience with Windows, Citrix, and Netscaler, SSH and IBM Connect Direct.
• Strong technical knowledge of Windows hardware, operating systems, OS security hardening, and system services (volume manager, file system, NTP, DNS, clustering, SSH, remote anywhere, TSM, Zabbix).
• Experience in troubleshooting and performance tuning of Windows, Citrix, and Active Directory (AD).
• Experience in implementing and operating Windows, Citrix, AD, and clustering.
• Information security (Systems Hardening) knowledge in a banking institution is preferred.
• Data communication and network knowledge specific to a Wintel server farm.
• Experience in middleware and application execution in x86 environments (Windows and Linux) is an advantage.
• ITIL Certified or strong working knowledge of ITIL Incident, Problem, and Change Management disciplines.
• Ability to train team members.
• Microsoft & Citrix certification is an added advantage.

Location

DBS Asia Hub

Job

Technology

Schedule

Regular

Employee Status

Full time