Senior IT Infrastructure Specialist

JONDAVIDSON PTE. LTD.; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

A leading technology firm in Singapore seeks a Senior IT Infrastructure Specialist to manage desktop and end-user infrastructure within the Banking and Financial Services environment. The role requires 10+ years of experience in a Production Support or Deskside Support role, focusing on troubleshooting, device management, and leading critical IT projects. Candidates must have expertise in MDM tools and a Bachelor's Degree in IT with mandatory ITIL certification. This position comes with competitive remuneration and opportunities for professional growth.

Qualifications

• Proven experience in managing application deployments and device policies.
• High proficiency in enterprise monitoring suites and job scheduling tools.
• Ability to automate routine health checks and deployments using scripting.

Responsibilities

• Provide advanced troubleshooting for complex user issues.
• Manage and maintain the Desktop Standard Operating Environment.
• Lead and support critical IT projects including OS migrations.
• Ensure support activities align with ITIL frameworks and banking regulations.

Skills

MDM Expertise

Advanced Monitoring Tools

Scripting & Automation

Middleware Knowledge

Domain Knowledge

Education

Bachelor's Degree in Information Technology

ITIL Foundation Certification

Tools

JAMF

Microsoft Intune

ITRS Geneos

Autosys

Job description

Role Purpose

Senior IT Infrastructure Specialist will serve as the primary technical lead for desktop and end-user infrastructure within the Banking and Financial Services (BFS) environment. You will be the single point of contact for rapid service restoration while proactively managing a diverse fleet of Windows and macOS devices.

Key Responsibilities

• Tier2.5 Infrastructure Support: Provide advanced troubleshooting for complex user issues, triaging incidents across infrastructure, database, and application layers.
• Hybrid Device Management: Manage and maintain the Desktop Standard Operating Environment (SOE) for both Windows and macOS fleets using enterprise-grade MDM solutions.
• Proactive System Monitoring: Perform daily proactive health checks of the infrastructure and 40+ core business applications to prevent downtime.
• Migration & Project Leadership: Lead and support critical IT projects, including large-scale OS migrations (e.g., Windows 10/11) and hardware refresh cycles.
• UAM & Compliance: Manage User Access Management (UAM) and ensure all support activities align with ITIL V3/V4 frameworks and strict banking regulatory standards.

Technical Skills & Requirements

• MDM Expertise: Proven experience in managing application deployments and device policies via JAMF (macOS) and Microsoft Intune (Windows/Mobile).
• Advanced Monitoring Tools: High proficiency in enterprise monitoring suites such as ITRS Geneos and job scheduling tools like Autosys for batch monitoring.
• Scripting & Automation: Ability to automate routine health checks and deployments using Shell Scripting, PowerShell, and YAML (Ansible).
• Middleware Knowledge: Basic administration and troubleshooting of middleware platforms, specifically IBM WebSphere and Apache Tomcat.
• Domain Knowledge: 10+ years of experience in a Production Support or Deskside Support role within the Banking/Finance sector.

Qualifications

• Education: Bachelor’s Degree in Information Technology or a related field.
• Certification: ITIL Foundation Certification is mandatory.

Platform Experience

Strong familiarity with multi‑OS environments (Linux, Windows, macOS).