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Senior Server Engineer

F

Fronix SDN BHD

Full-time
N/A
Cloud Services (AWS Azure GCP)

Job Description – Senior Wintel Engineer

Position: Senior Wintel Engineer

Department: IT Infrastructure & Managed Services

Experience: 5–8+ Years

Employment Type: Full-Time

Location: Malaysia


Job Summary

We are seeking an experienced Senior Wintel Engineer with strong technical expertise in Microsoft Windows Server infrastructure, Active Directory, DNS, DHCP, Group Policy, virtualization, and enterprise IT infrastructure management.

The ideal candidate must be capable of independently managing, troubleshooting, securing, and maintaining complex Microsoft-based infrastructure environments, including high-availability and mission-critical systems.


Key Responsibilities

1. Windows Server Administration

  • Install, configure, manage, and troubleshoot Windows Server 2016, 2019, 2022, and 2025.
  • Perform server hardening, patch management, performance tuning, and troubleshooting.
  • Manage Windows Server roles, features, services, and infrastructure components.
  • Perform server migrations, upgrades, and infrastructure modernization.
  • Troubleshoot Windows services, event logs, system failures, and performance issues.

2. Active Directory & Group Policy

  • Strong hands-on experience with Active Directory Domain Services (AD DS).
  • Manage Domain Controllers, FSMO roles, Global Catalog, and AD replication.
  • Configure and troubleshoot Group Policy Objects (GPO).
  • Manage Organizational Units (OU), users, groups, permissions, and delegated administration.
  • Troubleshoot AD authentication, Kerberos, LDAP, DNS integration, and replication issues.
  • Perform Active Directory health checks, backup, restoration, and disaster recovery.
  • Experience with AD security hardening and privileged access management.

3. DNS, DHCP & Network Services

  • Expert knowledge of Microsoft DNS and DHCP services.
  • Configure and troubleshoot DNS zones, conditional forwarders, records, and replication.
  • Manage DHCP scopes, reservations, exclusions, failover, and high availability.
  • Troubleshoot name resolution, IP addressing, and network connectivity issues.
  • Manage Windows networking services, including TCP/IP, SMB, NTP, and DFS.
  • Good understanding of VLANs, routing, firewalls, and enterprise networking.

4. Virtualization & Infrastructure

  • Experience managing VMware vSphere, ESXi, and vCenter environments.
  • Knowledge of Microsoft Hyper-V and failover clustering.
  • Perform virtual machine provisioning, migration, resource allocation, and troubleshooting.
  • Manage high-availability infrastructure and storage connectivity.
  • Experience with SAN, NAS, iSCSI, and shared storage environments.

5. Microsoft Infrastructure Services

  • Manage Windows File Servers, NTFS permissions, SMB shares, and DFS namespaces.
  • Knowledge of Active Directory Certificate Services (AD CS) and PKI.
  • Experience with Windows Server Update Services (WSUS).
  • Familiarity with Microsoft Entra ID and hybrid Active Directory environments.
  • Knowledge of Microsoft 365 identity integration and authentication.
  • Experience with RADIUS/NPS, LDAP, and certificate-based authentication.

6. Backup, Disaster Recovery & Security

  • Manage server backup, recovery, and disaster recovery procedures.
  • Experience with Veeam, Veritas NetBackup, or similar enterprise backup solutions.
  • Perform Active Directory backup and recovery testing.
  • Implement Windows security baselines and system hardening.
  • Manage Windows Defender, endpoint security, and vulnerability remediation.
  • Support disaster recovery exercises and infrastructure restoration.

7. Troubleshooting & Operational Support

  • Provide Level 3 technical support for critical Windows infrastructure incidents.
  • Perform root cause analysis (RCA) for major incidents.
  • Troubleshoot Active Directory replication, authentication, DNS, DHCP, and GPO issues.
  • Handle infrastructure incidents, service requests, and change management activities.
  • Support infrastructure monitoring, capacity planning, and system optimization.
  • Participate in planned maintenance and after-hours support when required.

8. Automation & Documentation

  • Strong knowledge of PowerShell scripting and automation.
  • Automate repetitive administration, reporting, and health-check activities.
  • Maintain infrastructure documentation, SOPs, and technical diagrams.
  • Prepare technical implementation plans, migration procedures, and rollback plans.

Required Technical Skills

Technology / SkillRequired ProficiencyActive Directory / Domain ControllersExpertDNS & DHCPExpertGroup Policy (GPO)ExpertWindows Server 2016–2025AdvancedAD Replication / FSMO / KerberosAdvancedPowerShell ScriptingAdvancedVMware vSphere / ESXiAdvancedWindows Failover ClusteringIntermediate–AdvancedFile Server / DFS / NTFSAdvancedMicrosoft Entra ID / Hybrid ADIntermediateBackup & Disaster RecoveryAdvancedWindows Security HardeningAdvancedTCP/IP & Network TroubleshootingAdvanced

Qualifications & Experience

  • Diploma or Bachelor's Degree in Information Technology, Computer Science, or related field.
  • Minimum 5–8 years of hands-on experience managing enterprise Microsoft Windows infrastructure.
  • Proven experience managing multi-domain or multi-site Active Directory environments.
  • Strong troubleshooting capabilities involving Active Directory, DNS, DHCP, and Group Policy.
  • Experience supporting enterprise production environments and mission-critical applications.
  • Ability to independently handle complex technical issues and infrastructure incidents.
  • Good communication, documentation, and problem-solving skills.
  • Willingness to provide after-hours support for critical incidents and scheduled maintenance.


Preferred Certifications

  • Microsoft Certified: Windows Server Hybrid Administrator Associate.
  • Microsoft Certified: Identity and Access Administrator Associate.
  • VMware Certified Professional (VCP).
  • Relevant Microsoft Azure or infrastructure security certifications.


Added Advantages

  • Experience with Quest Recovery Manager for Active Directory (RMAD), Change Auditor, or similar AD management solutions.
  • Experience with Active Directory disaster recovery and forest recovery.
  • Knowledge of Microsoft Exchange Server and Microsoft 365.
  • Experience with enterprise monitoring solutions such as Checkmk, PRTG, or Zabbix.
  • Experience with AWS or Microsoft Azure Windows workloads.
  • Experience supporting banking, financial services, or other regulated enterprise environments.


Key Expectations

The successful candidate must be able to:

  1. Independently troubleshoot complex Active Directory, DNS, DHCP, and GPO issues.
  2. Manage and maintain enterprise Windows Server environments with minimal supervision.
  3. Perform Domain Controller migrations, upgrades, and disaster recovery activities.
  4. Resolve critical infrastructure incidents within agreed SLAs.
  5. Implement Microsoft infrastructure security best practices.
  6. Lead infrastructure maintenance, migration, and improvement activities.
  7. Provide technical guidance to junior engineers and support teams.

Important: This is a hands-on senior engineering role, not a basic Windows desktop support position. Strong practical experience in Active Directory, DNS, DHCP, Group Policy, Windows Server troubleshooting, and enterprise infrastructure administration is mandatory.