Senior Wintel Security Engineer / Infrastructure Security Enginee
LocationKuala Lumpur, Federal Territory of Kuala Lumpur, Malaysia
Typefull-time
SenioritySenior
Experience8+ yrs
DepartmentNoresh
Company size1,001–5,000 people
PostedJul 9, 2026 · 3mo ago
Verified live1d ago
At a glanceSummarised by Seekless from the posting.
8+ years of experience
Experience in Windows Server Administration, Active Directory, vulnerability remediation, PowerShell automation, and network security
Lead vulnerability assessment and remediation across enterprise infrastructure
Harden Windows Servers using Microsoft security best practices
Configure and manage Group Policies (GPO)
Implement Windows Defender and Firewall security configurations
Secure Cisco, Juniper, and Palo Alto network devices
Perform vulnerability remediation using Nessus and Qualys reports
Develop automation scripts using PowerShell
Monitor infrastructure using SIEM tools
Support incident response and security investigations
Perform patch management and system hardening
Ensure compliance with CIS, NIST, DISA STIG, PCI-DSS, and HIPAA standards
Mentor junior engineers and provide technical leadership
Prepare technical documentation and standard operating procedures (SOPs)
Windows Server 2016/2019/2022
Active Directory
Group Policy (GPO)
Windows Defender
Windows Firewall
Vulnerability Assessment
Vulnerability Remediation
Nessus
Qualys
Security Hardening
TCP/IP
VLAN
VPN
Routing
Cisco
Juniper
Palo Alto
PowerShell
SIEM
Incident Response
Python (preferred)
AWS
Azure
CrowdStrike
McAfee
Splunk
QRadar
SCCM
WSUS
Hybrid Cloud
Secure Architecture Design
Skills
Windows Server 2016/2019/2022
Active Directory
Group Policy (GPO)
Windows Defender
Windows Firewall
Nessus
Qualys
TCP/IP
VLAN
VPN
Routing
Cisco
Juniper
Palo Alto
PowerShell
Python
SIEM
Incident Response
AWS
Azure
CrowdStrike
McAfee
Splunk
QRadar
SCCM
WSUS
Hybrid Cloud
Secure Architecture Design
Senior Wintel Security Engineer / Infrastructure Security Engineer
Location: Malaysia
Requirements
Experience: 8+ Years
Job Summary
We are seeking an experienced Senior Wintel Security Engineer to strengthen and secure enterprise Windows and network infrastructure. The ideal candidate will have extensive experience in Windows Server Administration, Active Directory, vulnerability remediation, PowerShell automation, and network security. The role involves leading remediation activities, implementing security best practices, and ensuring compliance with enterprise security standards.
Key Responsibilities
•
Lead vulnerability assessment and remediation across enterprise infrastructure.
•
Harden Windows Servers using Microsoft security best practices.
•
Configure and manage Group Policies (GPO).
•
Implement Windows Defender and Firewall security configurations.
•
Secure Cisco, Juniper, and Palo Alto network devices.
•
Perform vulnerability remediation using Nessus and Qualys reports.
•
Develop automation scripts using PowerShell.
•
Monitor infrastructure using SIEM tools.
•
Support incident response and security investigations.
•
Perform patch management and system hardening.
•
Ensure compliance with CIS, NIST, DISA STIG, PCI-DSS, and HIPAA standards.
•
Mentor junior engineers and provide technical leadership.
•
Prepare technical documentation and standard operating procedures (SOPs).
Mandatory Technical Skills
Windows Infrastructure
•
Windows Server 2016/2019/2022
•
Active Directory
•
Group Policy (GPO)
•
Windows Defender
•
Windows Firewall
Security
•
Vulnerability Assessment
•
Vulnerability Remediation
•
Nessus
•
Qualys
•
Security Hardening
Networking
•
TCP/IP
•
VLAN
•
VPN
•
Routing
•
Cisco
•
Juniper
•
Palo Alto
Automation
•
PowerShell
•
Python (preferred)
Monitoring
•
SIEM
•
Incident Response
Preferred Skills
•
AWS
•
Azure
•
CrowdStrike
•
McAfee
•
Splunk
•
QRadar
•
SCCM
•
WSUS
•
Hybrid Cloud
•
Secure Architecture Design