Senior IT Systems & Security Administrator

PERSOL Singapore; Singapore; Presencial; SGD 60.000 - 90.000; Jornada completa

Descripción de la vacante

PERSOL Singapore is seeking an experienced IT Infrastructure professional to maintain and administer computing environments, ensuring security, disaster recovery, and steady operations across systems, software, and hardware.

You will troubleshoot issues, coordinate hardware replacements, and produce architecture diagrams and documentation for interfaces with communication systems. Collaboration with vendors and internal teams is essential to deliver viable infrastructure solutions.

Formación

• 4-5 years on Hyper-V/Windows Server/Linux.
• Familiar with HCI (Nutanix) or blade technology.
• System security.
• Ability to create accurate system architecture diagram and documentation for interfaces with various communication systems.
• Cloud experience (Azure/AWS/GCP) is a plus.
• Work with vendors.
• Knowledge of system best practices.
• Basic networking knowledge.

Responsabilidades

• Maintaining and administering computing environments including systems software, applications software, hardware, and configurations.
• Performing disaster recovery operations and data backups/recover when required.
• Protecting data, software, and hardware by coordinating, planning and implementing security measures according to best practices.
• Troubleshooting, diagnosing and resolving hardware, software, and other system problems.
• Coordinate replacement of faulty hardware components with vendors when required.
• Maintaining, configuring, and monitoring virus protection software and email applications.
• Monitoring system performance to determine if adjustments are needed.
• Conferring with users about solving existing system problems.
• Operating master consoles to monitor the performance of various systems.
• Configuring and testing the systems.
• Responding to inquiries from users, IT peers, vendors and to provide technical assistance and support.
• Create system architecture diagram and documentation for design and planning interfaces with various communication systems.
• Ensure control and compliance for the systems and servers related are available to only authorize users which follows policies and SOPs closely.
• Attending audit meetings and ensure proper documentation of all work done.
• Work as team with users and within IT for problem resolution.
• Vendor management.
• Establish/maintains customer relationship with partners or internal users to ensure complete understanding of business processes to enable the delivery of viable Infrastructure solution.
• Responsible for providing leadership, advice and to line management on Infra & security. Its role also includes identifying risk and to recommend and develop corrective plans as appropriate.
• Coordinate with any contractor/partners for interfacing matters
• Perform regular backup/recovery test and any other compliance test where to ensure business continuity based on SOP

Conocimientos

Hyper-V

Windows Server

Linux

Nutanix HCI

System security

System architecture diagrams

Cloud (Azure/AWS/GCP)

Vendor management

System best practices

Networking basics

Herramientas

Nutanix HCI

Descripción del empleo

PERSOL Singapore is seeking an experienced IT Infrastructure professional to maintain and administer computing environments, ensuring security, disaster recovery, and steady operations across systems, software, and hardware.

You will troubleshoot issues, coordinate hardware replacements, and produce architecture diagrams and documentation for interfaces with communication systems. Collaboration with vendors and internal teams is essential to deliver viable infrastructure solutions.