Senior Enterprise Security & Networking Architect

Dimension Data Solutions Limited (Kenya); Abu Dhabi; Hybrid; AED 350,000 - 650,000; Full time

Job summary

NTT DATA is seeking a Technical Security Specialist to design, implement and support enterprise networking and security solutions for clients in a hybrid working environment. You will work across Cisco, Palo Alto, Fortinet and F5 technologies, lead installations, migrations and health checks, and mentor junior engineers while coordinating vendor escalations.

Required are 7-10+ years of hands-on experience, strong troubleshooting skills, and multiple vendor certifications.

Qualifications

• Bachelor's degree in IT or a related field.
• At least one professional-level certification from a major technology vendor.
• 7-10+ years of hands-on enterprise networking and security experience.
• Experience with Cisco, Palo Alto, Fortinet and F5 technologies.
• Strong customer engagement and leadership skills.

Responsibilities

• Design, implement, configure and support enterprise network and security solutions across Cisco, Palo Alto, Fortinet and F5 technologies.
• Lead installations, migrations, upgrades and lifecycle management for LAN, WAN, SD-WAN, data centre, internet edge and security infrastructure.
• Configure and troubleshoot Cisco routing and switching, ACI and SD-WAN; Palo Alto and Fortinet firewalls; and F5 BIG-IP application delivery and security solutions.
• Work with clients onsite and remotely to gather requirements, resolve technical issues and deliver solutions.
• Perform firewall policy reviews, security hardening, VPN and NAT configuration, health checks and capacity planning.
• Investigate and resolve critical network, security and application delivery incidents, coordinating vendor escalations where required.
• Produce high-level and low-level designs, implementation and migration plans, and operational documentation.
• Support high-availability and disaster recovery designs, ensuring solutions meet customer security and governance requirements.
• Mentor junior engineers, contribute to technical workshops and presales discussions, and act as the escalation point for assigned technologies.

Skills

Network security

Cisco

Palo Alto

Fortinet

F5 BIG-IP

VPN

SD-WAN

Firewall management

Security architecture

Customer engagement

Education

Bachelor's degree in IT/CS/related field

Vendor professional certification (CCNA/CCNP/CCIE etc.)

Security certifications (CISSP/CISM/CEH)

Tools

ACI

Nexus/ISR/ Catalyst

FortiGate Manager/Analyzer

F5 BIG-IP platforms

VPN technologies

Job description

NTT DATA is seeking a Technical Security Specialist to design, implement and support enterprise networking and security solutions for clients in a hybrid working environment. You will work across Cisco, Palo Alto, Fortinet and F5 technologies, lead installations, migrations and health checks, and mentor junior engineers while coordinating vendor escalations.

Required are 7-10+ years of hands-on experience, strong troubleshooting skills, and multiple vendor certifications.