Summary
Intertec Systems is seeking a Senior Technical Support Engineer for Network & Security in Dubai. The role involves designing, implementing, managing and supporting enterprise network and security infrastructure, including upgrades, migrations, troubleshooting and 24/7 operational support. The engineer will work with technologies including Palo Alto and FortiGate firewalls, Cisco ISE, SDA and ACI, VMware, Infoblox and F5 BIG-IP. Applicants should have an engineering degree or diploma, 12+ years of experience, and relevant certifications such as CCNA, CCNP Security, PCNSC or NSC 4.
The posting
As published on intertecsystems.com. Pulled from the employer's site and shown as they wrote it.
Job Title: Senior Technical Support Engineer
Job Purpose: We are looking for a highly skilled SeniorNetwork & Security Engineer to design, implement, manage, and supportenterprise network and security infrastructure. The role is responsible forensuring high availability, performance, and security across the ITenvironment, delivering network projects and migrations, troubleshootingcomplex technical issues, and supporting business continuity through disasterrecovery planning and 24/7 operational support.
Qualification: Engineering Degree/Diploma (Computers /Electronics)
Certification: CCNA, CCNP Security, PCNSC, NSC 4
Experience: 12+ Years
Responsibilities:
- Engage in planning, scheduling, and implementing network upgrades, implementations, and migrations for clients in a timely manner and during times that will have the least impact on the users of the affected systems.
- Comprehensive knowledge of developing and implementing the architecture and design of networks and network drawings.
- Configuring and managing the Spin-leaf, three-tier network architecture, which includes core switches, distribution switches, and access switches, leased lines, and MPLS links with high availability.
- Palo Alto Firewall with active and passive modes and configuring security policies, QOS, NAT, sub interfaces, aggregated interfaces, and virtual routers and zones ·
- FortiGate perimeter firewall with master/slave configuration, VDOM, IPsec VPN, SSL VPN with vendor-specific IP subnet, user integration with AD via LDAP, NAT configuration, and traffic shaping.
- Deployment and management of Cisco Wireless Controllers 9800 with Active/Standby, all SSID integrated with ISE for 802.1X, and vendor-specific access.
- Deployment and management of Cisco ISE and SDA fabric Network for Branch offices
- Deployment and management of Cisco ACI and fabric with in-depth knowledge for maintaining BAU operations.
- Deployment and management of VMware NSX with in-depth knowledge.
- VMware, vSphere ,VCD basic to advance knowledge is required.
- Infoblox: Configuration and Managing DNS and DHCP pool · Cisco IPS: Configuration and Managing
- SDA Fabric : Configuration and Managing DNAC and SDA environment
- F5 LTM: Configuration, Solution Designing, and Managing the F5 BIG IP LTM Load Balancer Creating VIPs, creating pools, and associating pools with VIPs the creation of Persistence Profile, SSL Profile, SSL Offloading, and iRules is intended to be a high availability solution with network failover.
- F5 GTM: configuring and managing the F5 GTM devices for the DNS solution for the external and internal websites, which is syncing between DC and DR.
- F5 APM: Creating the managing access policy in APM for VPN based traffic.
- Prepare and maintain disaster recovery plans for IT operations and participate in the organizational and customer level disaster recovery testing.
Mandatory:
- Enterprise Network Architecture (Spine-Leaf & Three-Tier)
- Core, Distribution & Access Switching
- MPLS, Leased Lines & High Availability Networking
- Palo Alto Firewall Administration (HA, NAT, QoS, Security Policies)
- FortiGate Firewall Administration (HA, VDOM, IPsec VPN, SSL VPN)
- Cisco Wireless Controller 9800 (Active/Standby)
- Cisco ISE & 802.1X Authentication
- Cisco SDA & Cisco DNA Center (DNAC)
- Cisco ACI Fabric Deployment & Administration
- VMware NSX, vSphere & VMware Cloud Director (VCD)
- Infoblox DNS, DHCP & IP Address Management
- Cisco IPS Configuration & Monitoring
- F5 BIG-IP LTM (VIPs, Pools, SSL Offloading, iRules, HA)
- F5 GTM (DNS Traffic Management & DC/DR Sync)
- F5 APM (VPN Access Policies)
- Disaster Recovery Planning & Testing
- Advanced Troubleshooting (Network, Security, Wireless & Virtualization)
- 24/7 Production Support Experience
- Strong Planning & Organizational Skills
- Excellent Problem-Solving & Troubleshooting Skills
- Strong Communication & Interpersonal Skills
- Stakeholder & Client Management
- Customer-Service Orientation
- Documentation & Reporting Skills
- Ability to Prioritize Tasks and Incidents
- Analytical & Decision-Making Skills
- Attention to Detail
- Ability to Work Under Pressure
- Teamwork & Collaboration
- Ability to Work Independently
- Ownership & Accountability
- Flexibility for Off-Hours Maintenance
- Willingness to Work in a 24/7 On-Call Environment
- Ability to Handle High-Pressure Incident & DR Scenarios