Senior System and Security Administrator

21 hours ago


Singapore HORIZON SOFTWARE PTE. LTD. Full time

**Job brief**:
We are looking for a Senior System And Security Administrator to join our IT department. You’ll be responsible for managing our server and network infrastructures.

Senior System And Security Administrator responsibilities include supervising our Operations team, monitoring system performance and configuring new software and hardware. To be successful in this role, you should have excellent troubleshooting skills and hands-on experience with various operating systems.

Ultimately, you will ensure our software, hardware, servers and networks run smoothly.

**Responsibilities**:

- Configure internal systems
- Diagnose and troubleshoot technical issues
- Supervise the Operations team
- Upgrade the network infrastructure
- Install servers, devices and firewalls
- Train new system users and set up their accounts
- Monitor the performance of servers, software and hardware
- Update technical documentation

**Requirements and skills**:

- Work experience as a Senior System And Security Administrator
- Good knowledge of at least one scripting language
- Solid understanding of LAN/WAN networks
- Knowledge of system security techniques
- Good problem-solving and communication skills
- Team management abilities
- BSc in Computer Science or similar field



  • Singapore SECURITY & RISK SOLUTIONS PTE. LTD. Full time

    **Work Location**: - Dhoby Ghaut **Working Hours**: - **Shift 1**:7.00a.m. to 3.00p.m. - **Shift 2**:3.00p.m. to 11.00p.m. - **Shift 3**:11.00p.m. to 7.00a.m. **Responsibilities**: - Performing day-to-day administration of CCure ACS - Maintaining the right access activation and timely deactivation for staff requests. - Preparing and sending out monthly...


  • Singapore SCV RESEARCH AND DEVELOPMENT PTE. LTD. Full time

    **Roles & Responsibilities** - Implementation of Endpoint security Best Practices as per ISO27001, CIS security standards, SOC 2 using tools such as Microsoft Security or equivalent - Maintenance of the Company’s IT laptops/ smart devices, printers, including intranet, internet, ERP system, servers, workstations, backup and network security on Microsoft,...


  • Singapore ST ENGINEERING MARINE LTD. Full time

    **Requirements**: - Administer user account e.g. creating, deleting, or updating user account information, assigning user access rights, resetting passwords. - Administer and manage server and its software such as installation, backup, maintenance and troubleshooting. - Monitor and tune system performance to improve resource usage, avoid hardware failure...


  • Singapore halcyonknights Full time

    **Senior **Systems Administrator** **POSITION DETAILS** **POSITION TITLE** Senior Systems Administrator **FUNCTION** IT **JOB FAMILY** IT Operations **FEE EARNER** N/A **AUTHOR** N/A **FUNCTIONAL JOB LEVEL** ITO EIII **RELATIONSHIPS** **MANAGER** ManagerTeam Leader, Infrastructure Services **DIRECT REPORTS** Nil **KEY INTERNAL...


  • Singapore SSHR PTE. LTD. Full time

    We SSHR PTE LTD are trading and marketing company looking for an senior system administrator. You’ll be responsible for managing our server and network infrastructures. Senior System Administrator responsibilities include supervising our Operations team, monitoring system performance and configuring new software and hardware. To be successful in this...

  • Senior Executive

    1 week ago


    Singapore Ministry of Defence of Singapore Full time

    Senior Executive (Security Administration)Join to apply for the Senior Executive (Security Administration) role at Ministry of Defence of Singapore. What The Role Is You are responsible for assisting the security officers in managing security administration and documentation within the F-35 facilities while assisting managers in administering office physical...

  • Senior Executive

    1 week ago


    Singapore Ministry of Defence of Singapore Full time

    Description Senior Executive (Security Administration) Join to apply for the Senior Executive (Security Administration) role at Ministry of Defence of Singapore. What The Role Is You are responsible for assisting the security officers in managing security administration and documentation within the F-35 facilities while assisting managers in administering...


  • Singapore Internal Security Department Full time

    Join to apply for the Senior Protective Security Officer role at Internal Security Department . ISD confronts and addresses threats to Singapore’s internal security and stability. For over 75 years, ISD and its predecessor organisations have played a central role in countering threats such as those posed by foreign subversive elements, spies, racial and...


  • Singapore Internal Security Department Full time

    Join to apply for the Senior Protective Security Officer role at Internal Security Department . ISD confronts and addresses threats to Singapore's internal security and stability. For over 75 years, ISD and its predecessor organisations have played a central role in countering threats such as those posed by foreign subversive elements, spies, racial and...


  • Singapore Seatrium Full time

    **JOB DESCRIPTION**: - Operationalizes and maintains a multi-cloud security architecture in line with industry best practices and compliance requirements - Implements and manages security solutions such as firewalls, intrusion detection systems, and encryption tools to protect cloud-based systems and data - Monitors cloud environments for security incidents...