Telecoms Network Officer

1 week ago

Pretoria, South Africa CareerfinderZA Full time

**Key Performance Area**:

- Manages the core network infrastructure environment, including Cisco firewall and switch day to day administration
- Manages the installation, securing, repair/troubleshooting and maintenance of LAN and WAN environments; overseeing the implementation of data and network security
- Maintains the business as usual activities around the LAN and WAN environments
- Adheres to organisation’s policies, procedures, and documentation requirements (i.e. Change Control, etc.)
- Day to day administration of Cisco, Fortinet firewalls, switches and routers, including interface configuration and routing protocols
- Evaluating network performance issues including availability, utilization, throughput, and latency
- Planning and executing the selection, installation, configuration, and testing of equipment; defining network policies and procedures
- Establishing connections and updating firewall access list
- Maintains network performance by performing network monitoring and analysis, and performance tuning; troubleshooting network problems; escalating problems to vendor
- Upgrades network by conferring with vendors; developing, testing, evaluating and installing enhancements
- Maintains organisation data flow and network diagrams
- Assists with and oversees the management of user access and maintaining related records
- Secures network by developing network access, monitoring, control, and evaluation, maintaining documentation
- Assists with and oversees the Data Centre operations and environment
- Providing technical support to employees and 3dr Party’s
- Assists in overseeing the organisation and operation of the Network Operations Centre (e.g. monitoring temperature organising materials, ensuring availability of materials, etc.) for the purpose of ensuring efficient operations

**Minimum Requirements**:

- Matric or equivalent qualification recognised by the Department of Higher Education & Training
- National diploma or degree in relevant field will be an advantage
- Any network qualification (i.e. CCNA, CCNP, Arista ACE, Fotinet) would be an advantage
- Strong knowledge and experience of Cisco firewall, router and switch technologies
- Strong knowledge and experience of Fortinet firewall technologies
- Strong knowledge and experience of Arista switch technologies
- Strong knowledge of Windows operating system
- Knowledge of Windows interoperability with LAN.
- Knowledge of Security patch maintenance process on LAN environments
- Good communication and interpersonal skills
- Hands-on approach
- Ability to manage SLA’s with service providers

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