Cyber security : networks

Optimal Growth Technologies

Full-time Other-General
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Location
johannesburg, gauteng, South-Africa
Posted
July 05, 2026

Job Description

Senior Specialist โ€“ Cyber Security Networks Contract duration: 6 months Location: Midrand Role purpose:

Support the design, development, and implementation of advanced cyber security controls across companies' mobile, fixed, satellite, cloud, and Io T networks to protect against evolving threats. Conduct risk assessments, collaborate with stakeholders, and contribute to the delivery of security solutions. Provide subject matter expertise to guide junior staff, and actively support the Principal Specialist in driving technical delivery and ensuring alignment with operational priorities.

Responsibilities: Support Security Implementation: Contribute to the design and execution of cyber security strategies for mobile, fixed, satellite, cloud, and Io T networks, applying SME-level knowledge to ensure resilience against advanced threats. Assist Workstream Delivery: Support the Principal Specialist in delivering technical activities across Enterprise domainsโ€”Enterprise CPE, Core Netw...