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Gauteng: Network Administrator posted by Recruit-It

Gauteng: Network Administrator posted by Recruit-It

Posted on 2025-08-29 00:00:00

Employer Recruit-It
Category Automotive Technician
Location Gauteng  / Gauteng

Job Summary

Job Summary:

  • Secure and maintain the organisation’s computer systems network. Maintain a reliable, secure and efficient data communications network.

 
Key Performance Areas

  • Plan and Set Up Network Infrastructure
  • Maintain High Availability Network Infrastructure
  • Conduct Research on Latest Networking Practices
  • Perform General Administrative Functions
  • Undertake Extraneous-to-IT Activities.

 
Key Tasks
Plan and Set Up Network Infrastructure

  • Specify network requirements and design solutions
  • Implement, configure and maintain LAN
  • Implement, configure and maintain WAN
  • Define and allocate IP addresses
  • Plan and report on network capacity within the company
  • Negotiate and provide reciprocal network support and access between the company and third-party vendors

 
Maintain High Availability Network Infrastructure

  • Set up user accounts, permissions and passwords
  • Install and configure network equipment to update/fix hardware/software issues
  • Install and integrate new server hardware and applications
  • Support and administer third-party applications (Network and Firewall applications)
  • Maintain computer networks and systems including software, Virtual hosts, VPNs, routers
  • and other physical hardware
  • Tune network performance
  • Check for and respond to network security and connectivity alerts and incidents
  • Monitor network performance (availability, utilization, throughput and latency) and test for
  • weaknesses
  • Update virus protection software to keep data and communications protected
  • Diagnose and identify root causes of network and security issues.
  • Research and resolve network performance issues in a timely manner
  • Provide accurate solutions to problems escalated from the 1st line support team
  • Provide remote infrastructure support/troubleshooting within agreed SLAs
  • Monitor and respond to new capacity threshold alerts

 
Conduct Research on Latest Networking Practices

  • Identify and review appropriate software updates, patches and firmware releases
  • Research and make network recommendations on server system operations
  • Research and review networking best practices and applications

 
Perform General Administrative Functions

  • Define network policies and procedures
  • Communicate networking issues to other IT Teams, Supervisors and management
  • Resolve software and hardware configuration issues for users
  • Track system’s end of life and specify replacements when needed.
  • Document existing systems and formulate comprehensive plans for the implementation of new systems
  • Establish and maintain a good working relationship with customers

 
Undertake Extraneous-to-IT Activities

  • Undertake Generator operational checks per prescribed checklist(s)
  • Check that OEM generator suppliers’ maintenance regimes are completed per SLA
  • Undertake UPS operational/functionality checks per prescribed checklist(s)
  • Check that OEM UPS suppliers’ maintenance regimes are completed per SLA
  • Process “first point of contact” calls for generator and systems issues and/or failures
  • Retrieve camera footage for managers’/supervisors’ review
  • Install and maintain camera hardware and cabling
  • Conduct solar system operational checks
  • Perform basic solar system maintenance (replace fuses, etc.)
  • Trouble shoot and resolve office electrical issues
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Qualifications:

  • Matric
  • A+ Certificate
  • N+ Certificate
  • Linux LPIC-1
  • BSc degree in Computer Science or related field,
  • An equivalent certification at NQF Level 7 (e.g. Cisco Certified Network Associate (CCNA), Aruba Certified Switching Associate (ACSA), FortiGate)
  • MCSE
  • MCIPT

 
Experience

  • Proven experience in a network administrator role
  • Verifiable experience in the design and implementation of routing and switching large scale, multi-vendor networks (Aruba, Cisco).
  • Direct experience in Network Security (e.g. Sophos, FortiGate)
  • Applied experience with Aruba routing and switches
  • Practical experience with wireless networks
  • Relevant experience with firewalls, Internet VPNs remote implementation, troubleshooting, and problem resolution
  • Hands on experience in Windows server 2019-2016, hyper v, Designing and Implementing a Server
  • Practicable experience with Infrastructure, Linux Server, Microsoft Systems
  • Working experience with VMware.

 
Skills and Knowledge

  • Solid familiarity with backup and recovery software and methodologies
  • Intense knowledge of internet protocols, services and standards.
  • Solid understanding of network automation, telemetry, and SDN (Software Defined Networking)
  • Knowledgeable in network security standards, best practices, and implementation of them to
  • operating procedures and configurations.
  • Strong understanding of physical cabling
  • Practicable knowledge of best practices around management, control, and monitoring of server infrastructure
  • Exceptional written and verbal communication skills
  • Excellent problem-solving skills
  • Exceptional organising skills
  • Ability to diagnose and resolve product, hardware and performance issues independently
  • Ability to set up and configure server hardware
  • Strong scripting skills
  • Robust ability to configure and maintain networking stacks

 
Attributes

  • Attention to detail/accuracy
  • Able to work in a team and independently
  • Deadline conscious
  • Calm under pressure
  • Responsible and accountable
  • Self-motivated
  • Flexible
  • Honest, Hardworking and Humble

Click Go Apply to apply online!


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