IT Support Engineer

Responsibilities

• Provide structured technical support for Windows and macOS endpoints, servers, mobile devices, and networking equipment to ensure system reliability
• Diagnose and resolve hardware, software, and network issues using systematic troubleshooting methods to minimize downtime
• Perform root-cause analysis and implement preventive or permanent fixes to improve system stability
• Support IT environments running on Windows, Linux, and Unix platforms to maintain cross-platform functionality
• Work independently on assigned incidents while collaborating on complex issues to ensure timely resolution
• Escalate issues with clear technical documentation and analysis to facilitate effective problem-solving
• Maintain accurate records of incidents, resolutions, and system changes for audit and knowledge management
• Participate in rotating shifts and after-hours support to provide continuous IT service availability
• Required competencies and certifications
• At least 1 year of hands-on IT support experience or strong fundamentals for high-caliber fresh graduates (ITE, Poly, Uni)
• Solid understanding of hardware, operating systems, and networking fundamentals to support IT infrastructure
• Practical knowledge of TCP/IP, DNS, DHCP, and basic routing/switching concepts for network troubleshooting
• Proven ability to troubleshoot issues with limited or incomplete information to resolve complex problems
• Strong analytical and problem-solving skills applied to IT support scenarios
• Clear and professional communication skills in English (spoken and written) to interact with stakeholders
• Ability to work independently, manage priorities, and follow operational procedures to meet service levels
• Willingness to work rotating shifts and on-call support to maintain IT operations
• Able to start immediately or within short notice to meet staffing needs
• Preferred competencies and qualifications
• Basic programming or scripting knowledge (HTML, JavaScript, Node.js) to automate tasks and support development
• Exposure to database administration or backend systems to enhance troubleshooting capabilities
• Experience supporting small to mid-scale production environments to handle real-world IT challenges
• Other Information
• Eligibility: Singaporeans only

Additional Information

Company Overview Datagemini.Sierra Pte Ltd was incorporated in Singapore in 2002. We specialize in secure network design, implementation, audit, maintenance, security, and monitoring for private, public, and cloud networks. Job Summary We seek a disciplined IT Support Engineer to deliver structured troubleshooting, root-cause analysis, and multi-platform IT environment support, advancing professional IT engineering careers with operational responsibility.

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