Senior Network and Security Infrastructure Engineer

7 days ago

Johannesburg, Gauteng, South Africa HR Genie Full time

Our Client a Global tech firm is seeking a Senior Network and Security Infrastructure Engineer to join their team in Johannesburg on a contract basis. They offer stability, growth, attractive rates and a great working environment.

JHB Hybrid model generally one day in office however this can vary depending on events, can go up to 6 days a month in office. For the in-office day, generally in the Sandton office and once a month at Cisco Offices in Midrand

Provide 2nd level escalation (3rd being the Vendor) support for BAU teams ensuring that the networks and client connectivity platforms meet or exceed availability.

Ensure quality, performance and resiliency requirements in SLAs agreed with business stakeholders thus contributing to the mitigation of technology risks.

Responsibilities

  • Design and innovate Network and Client Connectivity infrastructure solutions that maximize performance, reliability and resiliency.
  • Ensure the IMs departments Network and Client Connectivity infrastructure projects and initiatives are delivered on time.
  • Identify potential risks/concerns to the Project team accompanied by solutions where possible.
    Apply cost effective principles when designing a challenging/complex Network and Client Connectivity infrastructure solutions.
  • Responsible for the configuration, alignment, monitoring and maintenance of Analytics platform and the continuous improvement of valuable data for business stakeholders.
    Responsible for organizational change management following technology changes or process updates to ensure adoption of new technology and ways of work.
    Maintain a secure network through the alignment to network security best practice, analysis of vulnerability assessments, Cisco published security bulletins.
  • Pro-actively monitor, improve or clean up insecure, shadowed or unused firewall rules.
  • Provide internal consultancy and expert opinions on Networks and Client Connectivity infrastructure to internal stakeholders.
  • Maintain a sufficient level of technical fluency in the Networks and Client Connectivity platform infrastructure technology to enable adequate communication of capabilities, risks and issues to all stakeholder communities.
  • Ensure the alignment of Networks and Client Connectivity infrastructure network designs to the roadmap informed by the Enterprise Architecture strategy.
  • Take ownership of the Networks and Client Connectivity infrastructure Technology Reference Models (TRM).

Requirements

  • CCNP, CCDP, ITIL, Azure Fundamentals, AWS Certification Qualification or similar
    • Networking, CCNP, CCIE/CCIE Written, Network Security, Linux, Microsoft Azure, AWS, Qualification or similar. Managing self and managing others.
      • Strong experience with Microsoft, Unix and Open Source Operating Systems network technology Stacks
      • Cisco Technologies (Routers, Switches, Firewalls), commands in CISCO IOS
      • Expert understanding of networking protocols (OSFP, BGP)
      • Anycast/Multicast routing protocol usage
      • Understand financial industry connectivity requirements
      • Shared infrastructure service methodologies (Iaas, Paas)
      • Enterprise Architecture frameworks (TOGAF).
      • Knowledge of infrastructure software services and applications (e.g., Networking, Security, DNS, TCP, IP, Active Directory, Linux)
      • Business principles
      • Data analysis
      • International Standards for Professional Practice
      • ITIL and Cobit best practice

Experience:

  • 10+ years IT work experience, 6+ years Network Administration, 5+ years Cisco Technologies experience
  • Strong experience with Microsoft, Linux and Open Source Operating systems' network technology stacks
  • Solid experience working in a multi-disciplinary team, fostering collaboration and teamwork
  • Experience with financial industry connectivity requirements
  • Solid experience with network protocols (Multicast, OSPF, BGP) and in-depth firewall, wireless, routing and switching and network management skills
  • Proven experience with hyperscale environments and software defined networks
  • Proven ability to leverage automation to create efficiencies and automate mundane tasks

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