Networking and Observability Platform MS Engineer (L3)

NTT Limited; Cape Town; Hybrid; ZAR 600,000 - 1,200,000; Full time

Benefits offered by this job

Hybrid Working

Equal Opportunity Employer

Job summary

NTT DATA is seeking a Networking Managed Services Engineer (L3) to lead advanced network operations, monitor platforms, and resolve complex incidents. You will mentor juniors, create knowledge articles, and collaborate with automation teams to reduce manual work.

Ideal candidates will have strong Cisco/Aruba/Wi‑Fi expertise, SD‑WAN experience, and hands‑on Linux administration in hybrid environments.

Qualifications

• Diploma/degree in IT/Computing or equivalent experience.
• Experience with Ansible and Python for automation and troubleshooting.
• Strong knowledge of Cisco/Aruba switching and enterprise Wi‑Fi technologies.

Responsibilities

• Lead in providing exceptional managed services to clients and resolve high‑complexity incidents.
• Create knowledge articles for frequent tasks and coach junior team members.
• Contribute to automation efforts and provide inputs to automation teams.
• Maintain and monitor client infrastructure, toolsets and incident response processes.

Skills

Ansible

Python

Network monitoring

Cisco/Aruba switching

SD-WAN

Firewall concepts

Linux administration

Education

Diploma or degree in IT/Computing

Tools

NetScout

LogicMonitor

Prometheus

Grafana

Job description

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 As a Networking Managed Services Engineer (L3) at NTT DATA, you will lead in providing exceptional managed services to our clients. Your day will revolve around proactively identifying and resolving technical incidents and problems, ensuring our clients meet all service level agreement (SLA) conditions, identify root cause of critical incidents and implement solutions for problems identified. With your advanced technical expertise, you will manage high-complexity tickets, conduct thorough analyses, and provide resolutions to a variety of complex issues, all while coaching and mentoring junior team members. Important responsibility is to create knowledge articles for frequent tasks/issues and train junior team members in executing those tasks. Provide inputs to automation teams to reduce manual efforts. You will ensure that our clients' infrastructure is configured, installed, tested, and operational, performing necessary checks and employing monitoring tools to respond to alerts in a timely manner. Your role will involve identifying and logging problems before they escal…

Requirments:

• Adhere to IT security measures.
• Proven skills and knowledge of Ansible and Python is essential.
• Proven working knowledge of utilizing monitoring tooling to troubleshoot and recognise event/incident patterns.
• Working knowledge of Cisco and Aruba switching technologies.
• Working knowledge of enterprise wi-fi technologies (at least one of the following is essential – Cisco, Aruba, Meraki).
• Proven understanding of firewall technologies, policies and best practices.
• Ability to create and provide monitoring and related system documentation and diagrams.
• Implement and/or participate in change management procedures for monitoring system architecture changes.
• Document network areas to develop network monitoring system diagrams.
• Ensure monitoring systems are secure and operational.
• Proven understanding of SD-WAN technologies, Fortigate, Cisco, Meraki.
• Identify and investigate risk and vulnerability issues relating to monitoring platforms deployed.
• Assist in developing and maintaining standards and procedures (such as naming conventions).
• Participate in security investigations and audits.
• Review client network policies and recommend monitoring platform changes to match requirements.
• Proven experience with deploying network monitoring systems.
• Working understanding of security principles and design.
• Excellent customer service skills.
• Ability to work independently with minimal supervision.
• Prepare monthly work status reports especially relating to governance.
• Advanced Cisco/Aruba/Meraki network and SDWAN device management skills.
• Understanding of installing, configuring, and troubleshooting networking equipment methodology.
• Understanding of Layer-2 switching, VLANs, and access lists.
• Working understanding of routing protocols: OSPF, EIGRP (advantageous).
• Understanding of OSI Model, TCP/IP protocol suite.
• Advanced understanding of IP addressing and subnetting, routing concepts.
• Proven experience in building and managing Linux physical and virtual machines.
• Proven experience in deploying application packages in a Linux environment.
• Understanding of the implementation of SNMP on devices for network management.
• Perform troubleshooting between sites and on-net.
• Proven understanding of enterprise-level network design and implementations.

Advantageous Skills:

• Proven understanding of CISO and Fortinet SDWAN.
• Knowledge of incident management systems.
• Experience within Managed Services environments and teams.
• Familiarity with ticketing tools (Service Now, 4Me/Xurrent).

Academic Qualifications:

• Diploma, degree, or relevant qualification in IT/Computing (or equivalent work experience).

IT Qualifications:

• NETSCOUT Certified Intermediate – Required
• NETSCOUT Certified Associate – Required
• NETSCOUT Specialist: nGeniusONE - Required
• Proven working knowledge of enterprise monitoring tools (NetScout, LogicMonitor, Prometheus, Grafana) – Essential
• Proven experience in producing monthly networking status and statistics reporting – Essential
• Proven experience in utilizing network monitoring tools for governance, asset tracking and management - Essential
• CCNA Enterprise - Essential
• CCNP Enterprise - Advantageous
• Cisco DevNet Associate - Essential
• FortiNet NSE4 or Implementing Cisco SD-WAN Solutions (ENSDWI) - Advantageous
• ITILv4 or relevant ITIL certification (Foundation Level)
• Certified Wireless Network Professional (CWNP) - Advantageous
• Certified Wireless Network Expert (CWNE), CWNA or CWNP – Advantageous

Workplace type: Hybrid Working

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.