Networking Technical Services Specialist

Make an impact with NTT DATA
Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive.

Your day at NTT DATA
The Networking Technical Services Specialist designs, implements and supports enterprise networking and security solutions for clients. The role combines hands-on technical delivery with customer engagement, complex troubleshooting and leadership across infrastructure transformation projects.

Key responsibilities:

• Design, deploy and support LAN, WAN, wireless, SD-WAN, data centre, cloud connectivity and security solutions.
• Lead customer implementations, migrations, upgrades and optimisation projects, minimising business disruption.
• Configure and troubleshoot Cisco, Palo Alto, Fortinet, Aruba and F5 technologies; support privileged access management (PAM) solutions where required.
• Conduct infrastructure assessments, health checks and gap analyses, and recommend practical improvements.
• Investigate critical incidents, perform root cause analysis and coordinate vendor escalations.
• Contribute to high-level and low-level designs, migration and rollback plans, implementation procedures and operational documentation.
• Support high-availability and disaster recovery requirements while meeting customer security and governance standards.
• Deliver technical workshops and knowledge transfer, mentor junior engineers and act as an escalation point for assigned technologies.

To thrive in this role, you need to have:

• Strong expertise in Cisco enterprise networking, including routing and switching, wireless, SD-WAN and data centre technologies. Knowledge of BGP, OSPF, MPLS, VRF, VXLAN and related protocols is important.
• Hands-on experience with Palo Alto and Fortinet firewalls, security policies, VPNs and threat prevention.
• Experience with Aruba wired and wireless networking, including access control, and F5 BIG-IP application delivery and web application security.
• An understanding of network access control, high availability, cloud networking and security. PAM experience with platforms such as CyberArk, BeyondTrust or Delinea is advantageous.
• Strong troubleshooting, customer engagement, documentation and stakeholder-management skills, with the ability to lead technical discussions and guide junior engineers.
• Exposure to automation, scripting or infrastructure-as-code tools is advantageous.

Academic Qualification and certifications:

• Bachelor’s degree in Computer Science, Information Technology, Telecommunications, Electronics Engineering or a related field.
• Mandatory: Relevant vendor certification in networking or security.
• Preferred: Certifications such as CCNP or CCIE; PCNSA or PCNSE; Fortinet FCP, FCSS or FCX; Aruba professional-level certifications; or F5 BIG-IP certifications. Relevant PAM, cloud, security or ITIL certifications are advantageous.

Required experience:

• 8–12 years of experience in enterprise networking and security environments.
• At least five years of hands-on experience with Cisco enterprise networking, five years with Palo Alto NGFW and five years with Fortinet security solutions.
• Three to five years of experience with Aruba wired and wireless infrastructure and F5 BIG-IP application delivery solutions.
• At least three years of experience with PAM solutions.
• Proven delivery of large-scale network transformation, migration and security projects, including support for mission-critical data centre or cloud environments.
• Experience in a customer-facing technical role, preparing designs and implementation documentation, managing escalations and leading technical delivery. Systems integrator experience is preferred.

Workplace type:

About NTT DATA
NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune

Global 100. We are committed to accelerating client success and positively impacting society through

responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with

unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and

application services. Our consulting and industry solutions help organizations and society move

confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more

than 70 countries. We also offer clients access to a robust ecosystem of innovation centers as well as

established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each

year in R&D.

Equal Opportunity Employer
NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.

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