Sr. System Infrastructure Engineer

Confidential Company; Islamabad; On-site; PKR 1,800,000 - 3,000,000; Full time

Job summary

Confidential Company is seeking a Senior System Infrastructure Engineer to oversee enterprise infrastructure including endpoints, virtualization, AD, storage, and Microsoft 365 services to ensure secure, reliable IT operations and business continuity. You will lead Hyper-V management, AD and GPO administration, and 365 license management while supporting end-user productivity across the organization.

The role requires 5–7 years of hands-on experience and a Bachelor's degree in IT or CS, with

Qualifications

• Minimum 5–7 years hands-on infrastructure experience.
• Experience with Active Directory, Hyper-V, and Windows Server administration.
• Proficient in Microsoft 365 and Exchange Online administration.
• Experience in endpoint device management, security controls, and patch management.
• Strong storage, backup and disaster recovery skills.

Responsibilities

• Manage endpoint devices and security controls.
• Administer antivirus and patch management.
• Handle VPN management.
• Create and manage virtual machines with Hyper-V.
• Perform VM backups and restorations.
• Monitor virtualization performance and availability.
• Onboard/offboard AD users and manage passwords.
• Administer GPO, security groups, and SSL certificates.
• Manage storage capacity and recovery operations.
• Manage Microsoft 365 users, licenses, and access to Exchange Online, Teams, OneDrive and SharePoint.

Skills

Windows Server

Active Directory

Group Policy

Hyper-V

Microsoft 365

Exchange Online

Endpoint Management

Patch Management

Security & Compliance

DNS/DHCP

Education

Bachelor's degree in Computer Science/IT

Tools

Exchange Online

Microsoft 365

Antivirus Solutions

Patch Management Tools

Storage Management Tools

Job description

Role Summary

The Senior System Infrastructure Engineer is responsible for managing enterprise infrastructure including endpoint devices, virtualization, Active Directory, storage platforms, and Microsoft 365 services. The role ensures secure, reliable, and efficient operation of IT systems while supporting business continuity and end-user productivity.

Key Responsibilities

Device Management

• Manage endpoint devices and security controls.
• Administer Antivirus (AV) solutions.
• Perform OS and application patch management.
• VPN Management

Hyper-V Administration

• Create and manage Virtual Machines (VMs).
• Perform VM backups and restorations.
• Monitor virtualization performance and availability.

Active Directory Management

• User onboarding, modifications, and offboarding.
• Password creation, resets, and account management.
• Security Group administration.
• Group Policy (GPO) management.
• SSL Certificate Management

Storage Management

• Manage enterprise storage infrastructure.
• Monitor capacity, performance, and availability.
• Support backup and recovery operations.

Microsoft 365 Administration

• Manage Microsoft 365 users, groups, and licenses.
• Support Exchange Online, Teams, OneDrive, and SharePoint.
• Administer access controls and security configurations.

Required Technical Skills

• Microsoft Windows Server Administration
• Active Directory & Group Policy Management
• Hyper-V Virtualization
• Microsoft 365 Administration
• Exchange Online Administration
• Endpoint Device Management
• Antivirus & Endpoint Protection Solutions
• Patch Management Solutions
• Storage Management & Capacity Planning
• Backup & Recovery Solutions
• DNS, DHCP, and Network Fundamentals
• IT Infrastructure Monitoring & Troubleshooting

Required Experience

Minimum 5-7 years of hands-on experience of:

• Managing infrastructure
• Handson Active Directory
• Hyper-V
• Storage
• Endpoint Management
• Microsoft 365 environments.

Education:

• Bachelor's degree in computer science, Information Technology
• Relevant Microsoft, cloud, infrastructure, and security certifications will be considered an added advantage.

Key Competencies:

• Infrastructure Management
• Virtualization Administration
• Microsoft 365 Operations
• Identity & Access Management
• Backup & Disaster Recovery
• System Security & Compliance
• Troubleshooting & Root Cause Analysis
• Documentation & Technical Reporting
• Team Collaboration & Stakeholder Communication