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IT Systems Administrator

5-8 Years
SGD 7,000 - 8,500 per month
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  • Posted a month ago
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Job Description

Key Responsibilities

Cloud Infrastructure Management

. Administer and maintain cloud-based systems hosted on Amazon Web Services (AWS)

. Monitor cloud performance, security, and resource utilization

. Implement backup and disaster recovery procedures for cloud assets

. Optimize cloud infrastructure for cost-efficiency and performance

. Hands-on experience managing workloads on Amazon Web Services (AWS)

. Core services: EC2, RDS, S3, VPC, IAM, CloudWatch, CloudTrail, Backup

. Familiar with security groups, NACLs, routing tables, and load balancers (ALB/NLB)

On-Premises IT Collaboration

. Coordinate with IT partners to support and maintain on-premise infrastructure

. Act as primary point of contact between the organization and external IT service providers

. Ensure seamless integration between cloud and on-premise systems

. Oversee service level agreements and vendor performance

. Strong experience administering Windows Server and/or Linux (user management, services, logs, patching)

. Familiarity with Active Directory, DNS, DHCP, Group Policy

. Experience managing File servers, Application and Database server

. Good understanding of TCP/IP, subnets, VLANs, routing

. Knowledge of firewalls and network security concepts

. Able to troubleshoot connectivity issues between on-prem and cloud systems

. Experience using monitoring tools (SolarWinds)

. Practical experience setting up and managing Veeam Backup

. Ability to document and execute restore and disaster recovery procedures

. Ability to automate routine tasks using PowerShell

. Familiar with JIRA ticketing.

General IT Administration

. Provide technical support to end-users across the organization

. Manage user accounts, access rights, and system permissions

. Monitor system performance and troubleshoot technical issues

. Maintain documentation of IT systems, procedures, and configurations

. Implement and enforce IT security policies and best practices

. Manage software licensing and hardware inventory

. Coordinate system updates, patches, and maintenance window

Required Qualifications

. Proven experience as an IT Administrator or similar role

. Strong knowledge of AWS cloud services and administration

. Experience working with external IT vendors and service providers

. Understanding of network infrastructure, security protocols, and system administration

. Excellent problem-solving and troubleshooting skills

. Strong communication skills for liaising with technical and non-technical stakeholders

. Ability to work independently and manage multiple priorities

Preferred Qualifications

. AWS certification (Solutions Architect, SysOps Administrator, or similar)

. Experience with infrastructure-as-code tools (Terraform, CloudFormation)

. Knowledge of hybrid cloud environments

. ITIL or similar IT service management framework experience

. Bachelor's degree in Computer Science, Information Technology, or related field

Personal Attributes

. Detail-oriented with strong organizational skills

. Proactive approach to identifying and resolving potential issues

. Ability to work under pressure and respond to urgent technical issues

. Commitment to continuous learning and staying current with technology trends

. Strong sense of accountability and ownership

Working Conditions

. Provide after-office-hours support (on-call / standby) for critical incidents and planned maintenance.

. Occasional night or weekend work may be required for planned maintenance, system upgrades, or incident response.

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Job ID: 134102979