Network Security Engineer (L2)

Want to be a part of our team?

Dimension Data is a proud member of the NTT Group, a global IT powerhouse headquartered in Japan. As part of NTT, we deliver a wide range of IT services and solutions to clients around the world. Although the Dimension Data brand was retired in some parts of the world in 2019, it remains well recognized in the Middle East and Africa. Join us and become part of the NTT family as we continue to provide innovative solutions that help our clients achieve their business objectives.

Working at NTT

The Network Security Engineer is responsible for providing a service to clients by proactively identifying and resolving technical incidents and problems. Through pre-emptive service incident and resolution activities, as well as product reviews, operational improvements, operational practices, and quality assurance this role will maintain a high level of service to clients. Their primary objective is to ensure zero missed service level agreement (SLA) conditions. The Network Security Engineer s responsible for managing tickets of low to high complexity.

Key Roles and Responsibilities:

• Ensure that assigned infrastructure at the client site is configured, installed, tested, and operational
• Perform necessary checks, apply monitoring tools and respond to alerts
• Identify problems and errors prior to or when it occurs and log all such incidents in a timely manner with the required level of detail
• Assist in analyzing, assigning, and escalating support calls
• Investigate third line support calls assigned and identify the root cause of incidents and problems
• Report and escalate issues to 3rd party vendors if necessary
• Provide onsite technical support to clients and provide field engineering services to clients
• Conduct a monthly random review of incidents and service requests, analyze and recommend improvement in quality
• Provide continuous feedback to clients and affected parties and update all systems and/or portals as prescribed by NTT
• Proactively identify opportunities for work optimization including opportunities for automation of work

Knowledge, Skills, and Attributes:

• Ability to communicate and work across different cultures and social groups
• Ability to plan activities and projects well in advance, and takes into account possible changing circumstances.
• Ability to maintain a positive outlook at work
• Ability to work well in a pressurized environment
• Ability to work hard and put in longer hours when it is necessary
• Ability to apply active listening techniques such as paraphrasing the message to confirm understanding, probing for further relevant information, and refraining from interrupting
• Ability to adapt to changing circumstances
• Ability to place clients at the forefront of all interactions, understanding their requirements, and creating a positive client experience throughout the total client journey

Advantageous Working Knowledge

• Enterprise-scale LAN systems (STP, VTP, Port-channel, Trunking, VLANs, VACLs, Stacking)
• Understanding Protocols such as (HTTP/S, DHCP, DNS, SMTP, SNMP, NTP, SSH, FTP, and other web-based protocols)
• Networking technologies, principles, and protocols based on OSI model, TCP/IP, UDP, IP addressing and MAC addresses, etc.
• Basic Understanding of Routing Protocols such as (EIGRP & OSPF)
• Knowledge of Enterprise Wi-Fi technologies
• Knowledge of Cisco Identity Services Engine (ISE) & TACACS
• Knowledge of Enterprise Monitoring (Spectrum, Cisco Prime)
• Knowledge of incident management systems
• Moderate years of relevant managed services experience
• Moderate level knowledge in ticketing tools preferably Service Now

Academic Qualifications

• Advanced diploma, degree, or relevant qualification in IT/Computing (or demonstrated equivalent work experience)
• CCNA and CCNP enterprise qualification required
• Fortinet NSE4

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What will make you a good fit for the role?

Required Experience:

• Demonstrated work experience
• Demonstrated experience required in Engineering function within a medium to large ICT organization
• Demonstrated experience of Managed Services
• Demonstrated working knowledge of ITIL processes
• Demonstrated experience working with vendors and/or 3rd parties