Senior Systems, Network & Security Engineer

RECRUIT EXPRESS PTE LTD; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

RECRUIT EXPRESS PTE LTD in Singapore is seeking an experienced IT Infrastructure & Security Engineer to oversee the organization’s IT backbone, ensuring performance, security, and reliability across servers, networks and cloud services.

The role includes managing Windows servers, AD, DNS, DHCP, network devices, security policies, backups, DR, patching, and documentation, with standby support on rotation. Extensive certs expected.

Qualifications

• Bachelor's degree in information technology or related field.
• Certifications in networking and security (e.g., CCNA/CCNP/CCIE, Azure Solutions Architect, Windows Server, CISSP, CISM, CompTIA Security).
• At least 5 years of experience in systems, network and cybersecurity operational support.

Responsibilities

• Oversee IT infrastructure ensuring performance, security and reliability of servers, network, security systems and cloud services.
• Maintain Windows servers, virtualization platforms and storage solutions.
• Manage Active Directory, DNS, DHCP and Group Policy with high availability and DR backups.

Skills

CCNP

CCIE

CISSP

CISM

CompTIA Security+

Azure Solutions Architect

Windows Server Administrator

Education

Bachelor's degree in information technology or related field

Job description

RECRUIT EXPRESS PTE LTD in Singapore is seeking an experienced IT Infrastructure & Security Engineer to oversee the organization’s IT backbone, ensuring performance, security, and reliability across servers, networks and cloud services.

The role includes managing Windows servers, AD, DNS, DHCP, network devices, security policies, backups, DR, patching, and documentation, with standby support on rotation. Extensive certs expected.