NOC Network Support Engineer L1

NTT DATA, Inc.; Johannesburg; Hybrid; ZAR 180,000 - 300,000; Full time

Job summary

NTT DATA is seeking an entry-level NOC Network Support Engineer to assist with configuring, monitoring and maintaining our global network infrastructure. You will work under supervision alongside senior engineers to design and troubleshoot networking solutions across WAN/LAN environments.

The role emphasizes learning, collaboration across IT teams, and opportunities to pursue networking certifications in a dynamic hybrid workplace.

Qualifications

• Information Technology certificate, Diploma or relevant IT certification.
• CCNA, CCNA–related or Juniper certs are beneficial.
• CCNA (Being non-negotiable)

Responsibilities

• Assist in configuring and maintaining network devices (routers, switches, firewalls, access points).
• Support network configurations, ensuring alignment with best practices.
• Collaborate with network team to monitor performance, availability and security.
• Help identify and address network incidents to minimize downtime.
• Create and update technical documentation including diagrams and procedures.
• Assist in planning Uogrades and deploying patches with senior engineers.

Skills

Networking fundamentals

Device configuration

Troubleshooting

Communication

Team collaboration

Learning mindset

Education

Information Technology certificate or diploma

CCNA or similar certs (beneficial)

CCNA (non-negotiable)

Tools

Routers

Switches

Firewalls

Access Points

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

The NOC Network Support Engineer is an entry level subject matter expert, responsible for working under supervision and playing a vital role in supporting and maintaining company network infrastructure.

This role works closely with Senior Network Engineers and cross-functional teams, assisting in designing, implementing, and troubleshooting network solutions to ensure efficient and reliable communication.

Key responsibilities

• Assists in configuring and maintaining network devices, including routers, switches, firewalls, and access points.
• Supports with ensuring that network configurations are accurate and aligned with best practices.
• Collaborates with the network team to monitor network performance, availability, and security.
• Helps identify and address network-related issues to minimize downtime and disruptions.
• Responds to and assists in resolving network incidents and problems.
• Supports with troubleshooting connectivity issues, performance bottlenecks, and other network-related challenges.
• Supports with creating and updating technical documentation, including network diagrams, configurations, and procedures.
• Collaborates with the security team to implement network security measures, such as firewalls, intrusion detection systems, and access controls, to protect the organization's assets and data.
• Assists in planning and implementing network upgrades and improvements.
• Collaborates with senior engineers to deploy patches, updates, and new technologies.
• Works closely with other IT teams, including systems administrators, application developers, and support teams, to provide integrated solutions and support the overall IT environment.
• Coordinates with vendors for hardware and software procurement, support, and troubleshooting.
• Engages in continuous learning to expand technical skills and knowledge in networking.
• Seeks opportunities for training and certifications to enhance proficiency.
• Participates in network-related projects, such as network expansions, migrations, and implementations.
• Performs any other related task as required.

To thrive in this role, you need to have

• Basic understanding of networking concepts, protocols, and topologies.
• Familiarity with network devices such as routers, switches, firewalls, and access points.
• Proficiency in basic network configuration and troubleshooting.
• Strong problem-solving skills and attention to detail.
• Effective communication skills to collaborate with team members and stakeholders.
• Eagerness to learn and adapt to new networking technologies and concepts.
• Ability to work in a collaborative team environment.

Academic qualifications and certifications

• Information Technology certificate, Diploma or relevant IT certification.
• Relevant certifications such as CompTIA Network+, Cisco Certified Network Associate (CCNA), or Juniper Networks Certified Associate (JNCIA) are beneficial.
• CCNA (Being non-negotiable)

Required experience

• 2+ years of experience working in a networking environment preferably within a global IT organization.
• 2+ years, basic experience with network security.
• 2+ years of WAN and LAN experience.
• 2+ years of experience in wireless equipment, protocols, standards, and wireless LAN design.

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. Join our growing global team and accelerate your career with us.