IT Engineer
Dubai, United Arab Emirates
Full timeOn-site
Job description
Role Overview
AVAR is looking for a highly skilled IT Engineer to take full ownership of its IT infrastructure design, implementation, and management. As part of our team in Head Office - Dubai, you'll work in an ONSITE environment applying a security-first mindset to architect and maintain our robust, enterprise-grade systems. This is a hands-on position with end-to-end responsibility, blending deep technical expertise in networking, system engineering, and information security. You will lay the foundation for and support a secure, resilient network that meets the needs of users across wired, wireless, and remote environments while driving best practices and compliance in all infrastructure operations.
Responsibilities
- Design and implement secure, segmented enterprise network infrastructure with multi-VLAN architecture.
- Configure Layer 2/3 switching, routing, and build core IT systems from the ground up.
- Deploy advanced network protection controls such as DHCP snooping, Dynamic ARP Inspection, and port security.
- Configure and manage next-generation firewalls, adopting a default-deny model and implementing threat protection mechanisms like IPS, antivirus, and application control.
- Enforce network access control and port-based authentication (802.1X) and dynamic VLAN assignment.
- Deploy and manage enterprise wireless solutions supporting corporate and secure guest networks.
- Implement secure VPNs with multi-factor authentication, ensuring remote access maintains consistent security standards.
- Design and manage Active Directory environments, DNS/DHCP integration, Group Policy, and RBAC.
- Implement endpoint protection, including disk encryption, application whitelisting, device control, and patch management.
- Define backup and disaster recovery strategies; conduct recovery tests and ensure data integrity is maintained.
- Maintain clear documentation (network diagrams, VLANs, firewall rules, runbooks), following structured change management processes.
- Ensure all infrastructure aligns with internal security policies and proactively address gaps while supporting audits.
- Provide direct hands-on support across systems, infrastructure, and end-user environments, leading incident response for IT outages and disruptions.
Must have requirements
- Minimum 5 years of professional experience in IT infrastructure (network & systems engineering).
- At least 3 years in a lead or ownership position supporting environments with 100+ users.
- Demonstrable hands-on expertise in enterprise networking (L2/L3), VLANs, high availability routing, AV and firewall deployments (NGFW, IPS, SSL inspection).
- Strong experience with network security, policy management, and enforcement of 802.1X authentication.
- Deep exposure to deployment and management of secure wireless infrastructures (WPA3-Enterprise, RADIUS), and guest isolation.
- Proven ability to implement VPN technologies (IPsec/SSL, MFA integration).
- Comprehensive knowledge of Active Directory architecture, Group Policy, RBAC, and identity security best practices.
- Proficiency in endpoint security, device hardening, disk encryption, and patch management via centralized tools.
- Backup and recovery management (NAS, enterprise backup tools), hybrid cloud networking (Azure, AWS or similar).
- Exceptional attention to detail, strong ownership mindset, and thorough documentation skills.
- Excellent communication skills aimed at both technical and non-technical stakeholders.
- Commitment to continuous learning and staying updated with evolving technologies and threats.
Nice to have requirements
- Exposure to penetration testing methods and vulnerability management.
- Experience with SIEM and security monitoring tools.
- Familiarity with detection rules, log analysis, and automated incident response processes.
- Background in mentoring, knowledge sharing, and building team capability.