Network and Infrastructure Administrator

Housecall; Al Ain, Abu Dhabi; Hybrid; AED 180,000 - 320,000; Full time

Benefits offered by this job

Competitive compensation package

Job summary

Housecall is seeking an experienced Network & Infrastructure Administrator to join our IT team in Abu Dhabi. The role focuses on maintaining and securing hybrid infrastructure spanning on-premise systems and Microsoft Azure, with emphasis on healthcare IT environments and ADHICS compliance.

The ideal candidate will manage FortiGate firewalls, Azure networking, M365/Intune, and security policy enforcement while ensuring regulatory compliance and reliable operations across the enterprise.

Qualifications

• 5+ years of network and infrastructure administration experience
• Minimum 3 years of experience in healthcare IT environments
• Experience with ADHICS compliance implementation
• Proven FortiGate firewall management experience
• Hands-on experience with Azure cloud services and hybrid networking
• Experience with Microsoft 365, Intune, and Entra ID administration

Responsibilities

• Design, implement, and maintain wired, wireless, and cloud network infrastructure
• Manage VLANs, DHCP, DNS, NTP, and NAT configurations
• Monitor network performance and optimize resources
• Administer FortiGate firewall solutions (on-premise and cloud) including policies and site-to-site connectivity
• Configure and manage Azure networking components and VMs
• Manage Windows/Linux servers and backups
• Administer Office 365 and Exchange environments and Intune policies
• Ensure security and compliance controls across infrastructure

Skills

Network design

VLANs and network configurations

Azure networking

FortiGate firewall

Hybrid cloud environments

Intune/Entra ID administration

ADHICS compliance

Security policy implementation

Endpoint security

Linux/Windows servers

Education

Bachelor's degree in Computer Science/IT

Tools

FortiGate firewall

Azure cloud services

Hyper‑V

NAS storage

Job description

We are seeking an experienced Network & Infrastructure Administrator to join our growing IT team and play a critical role in maintaining, securing, and optimizing our enterprise infrastructure. This position is ideal for a hands‑on professional with strong expertise in networking, cloud technologies, cybersecurity, and healthcare IT environments.

The successful candidate will be responsible for managing our hybrid infrastructure, including on‑premises systems, Microsoft Azure services, Microsoft 365 environments, and enterprise security solutions, while ensuring compliance with healthcare regulatory standards.

Key Responsibilities

Network Infrastructure Management

• Design, implement, and maintain wired, wireless, and cloud network infrastructure
• Manage VLANs, DHCP, DNS, NTP, and NAT configurations
• Monitor network performance and optimize network resources
• Administer FortiGate firewall solutions (on‑premise and cloud‑based) including:
• Network and VLAN policies
• Site‑to‑site connectivity
• VPN client management
• SD‑WAN implementation and management
• Configure and manage Azure networking components:
• Virtual Networks (VNets)
• Network Security Group (NSG) rules
• Network peering
• Private endpoints
• NAT gateways and routing
• Manage physical access control solutions
• Manage CCTV systems
• Maintain network resources security updates

Security & Access Control

• Administer endpoint security solutions
• Manage Microsoft Entra ID access control policies and conditional access
• Implement and manage security policies and compliance controls across infrastructure
• Manage Intune policies and device management
• Design, implement, and improve Data Loss Prevention (DLP) policies
• Apply ADHICS guidelines in security implementation
• Manage user access and privileges across systems

Cloud, Virtualization & Server Administration

• Administer Azure cloud infrastructure and networking (VNets, VNet peering, NAT gateways, routing, private endpoints)
• Manage Azure Virtual Machines
• Manage Azure Virtual Desktop (AVD) environments
• Manage Microsoft Teams Admin Center
• Oversee Hyper‑V server infrastructure and virtual machine management
• Provision and manage NAS storage
• Manage Windows Server environments and configurations
• Administer Linux server infrastructure
• Maintain and manage backup solutions

Microsoft 365 & Identity Management

• Administer Office 365 and Exchange environments
• Maintain Exchange rules and security policies
• Manage device management policies and security controls through Intune
• Configure and maintain Microsoft Sentinel for log management and alert rule creation
• Monitor user access and authentication patterns

EMR & Third-Party Management

• Demonstrate knowledge of EMR application flow and regulatory requirements
• Manage EMR servers and dependent services
• Coordinate with EMR vendors for support and updates
• Coordinate with third‑party vendors for solutions and technical support

Requirements

Experience

• 5+ years of network and infrastructure administration experience
• Minimum 3 years of experience in healthcare IT environments
• Demonstrated experience with ADHICS compliance implementation and processes
• Proven experience managing FortiGate firewalls in production environments
• Hands‑on experience with Azure cloud services and hybrid networking
• Experience with Microsoft 365, Intune, and Entra ID administration

Technical Skills

• Advanced knowledge of network design and implementation (wired, wireless, cloud)
• Proficiency in VPN, SD‑WAN, and firewall technologies
• Strong Azure networking expertise (VNets, NSGs, peering, private endpoints)
• Windows Server and Linux administration
• Experience with monitoring and log management tools
• Backup and disaster recovery solution management
• Knowledge of EMR systems and healthcare IT infrastructure

Security & Compliance Knowledge

• Understanding of ADHICS guidelines and compliance requirements
• Knowledge of DLP policies and endpoint security
• Familiarity with healthcare regulatory requirements
• Experience implementing access control and security policies

Soft Skills

• Strong problem-solving and troubleshooting abilities
• Excellent communication and documentation skills
• Ability to work independently and collaborate with cross‑functional teams
• Project management and organizational capabilities
• Vendor management experience

Education

• Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent professional experience in infrastructure administration

Benefits

• Work with leading cloud, security, and infrastructure technologies.
• Be part of a mission‑driven healthcare organization that impacts lives every day.
• Opportunity to lead infrastructure modernization and cybersecurity initiatives.
• Collaborative, professional, and growth‑oriented environment.
• Competitive compensation and benefits package.