IT Specialist– Domain & Network

Key Responsibilities

1. Domain & Identity Management

• Manage and maintain Active Directory, Group Policy, DNS, and DHCP services.
• Oversee domain architecture, trust relationships, and domain controllers.
• Implement identity and access management policies.
• Ensure secure authentication mechanisms and account lifecycle management.
• Monitor domain health, replication, and performance.

2. Network Infrastructure Management

• Design, implement, and maintain enterprise LAN, WAN, VPN, and wireless networks.
• Manage network hardware such as routers, switches, firewalls, and load balancers.
• Monitor network performance and ensure high availability.
• Plan and implement network upgrades and capacity improvements.
• Maintain network documentation, diagrams, and configurations.

3. Security & Compliance

• Implement network and domain security best practices.
• Manage firewalls, IDS/IPS systems, and endpoint security integration.
• Conduct vulnerability assessments and security audits.
• Ensure compliance with company IT policies and relevant security standards.
• Respond to cybersecurity incidents and coordinate mitigation.

4. Infrastructure Monitoring & Optimization

• Deploy monitoring tools for network and domain infrastructure.
• Troubleshoot performance issues and outages.
• Ensure proper backup, disaster recovery, and business continuity planning.

5. Team Leadership & IT Governance

• Establish IT operational procedures and standards.
• Coordinate with other departments for infrastructure requirements.
• Manage IT projects related to network and domain services.

6. Vendor & Technology Management

• Evaluate and manage IT vendors and service providers.
• Oversee procurement of networking equipment and infrastructure software.
• Ensure systems are updated with latest patches and security updates

Technical Skills

• Microsoft Active Directory, Azure AD, Group Policy
• DNS, DHCP, Domain Controllers
• Enterprise networking (LAN/WAN/VLAN)
• Firewall and security systems
• VPN technologies
• Network monitoring tools