Senior Network Engineer (Voice Network Engineer) - Fixed Term Contract at The South African Revenue Service (SARS)

Job Purpose

• To provide the technical skills to support the optimal management and operation of all Data and Voice communication related infrastructure in the production and development environment. Management of projects and programmes within all network areas as well as technology and architecture approval and governance, vendor management and 3rd level technical assistance on all problems, incidents and changes.

Education and Experience

Minimum Qualification & Experience Required

• Relevant National Diploma / Advanced Certificate (NQF 6) Information Technology / Computer Science and 3 - 4 years’ experience in a Voice /Network environment, of which 1 - 2 years at a knowledge worker level.

ALTERNATIVE #

• Senior Certificate (NQF 4) AND 6 years experience in Voice /Network environment, of which 1 - 2 years at a knowledge worker level.

Minimum Functional Requirements

• Proven experience with systems planning, security principles, and general software management best practices.  5-7 years experience in IP routing and switching experience; and CCNP/CCIE certification.  IP routing and switching experience; and CCT Certification.   Proficient in the following technologies: Technical Knowledge of Routers, Wi-Fi Access Points, Switches; LAN Cabling, Voice Gateways, Protocols, Network Management Systems. Broad IT Network Knowledge; ITIL Foundation Certification.

Job Outputs:

Process

• Accumulate information and provide reports with recommendations applicable to area of specialisation.
• Apply practical and applied knowledge and act authoritatively on methods, systems and procedures to identify trends and potential risks.
• Communication of situational interpretation and judgement of work outputs and queries in area of specialisation.
• Correctly apply policies, practices, standards, procedures and legislation in the delivery of work outputs.
• Effectively plan and schedule own activities to continuously improve quality and service delivery in area of specialisation.
• Execute process and procedural change, implement the change and provide guidelines and support related to new requirements as a result of the change.
• Provide specialist input through the investigation of opportunities for operational and process, product and risk optimisation.
• Use practical and applied knowledge and situational judgement to arrive at decisions.
• Responsible for managing the co-ordination, configuration, installation, and management of multiple network types (WAN, LAN, wireless, satellite, telephony, internetworking) and related client services with the enterprise.
• Responsible maintaining network architectures, and for the identification and resolution of high level hardware and software technical problems and malfunctions related to the network and related services.
• Makes recommendations and implement decisions in the areas of throughput analysis, problem solving, and infrastructure planning, with the potential to affect the successful execution of business transactions. 
• Ensures a stable performance environment for the network communication infrastructure. 
• Participates in various IT projects intended to continually improve / upgrade the network / telecommunications infrastructure.
• Respond appropriately and deal with queries or complaints in an effective manner (i.e. punctual; polite and with empathy).
• Professionally manage them through to resolution or escalation.
• Take ownership of escalated and/or complex tickets allocated to Network Services and / or the relevant Virtual team ticket queue.
• Maintain a professional relationship with peers of other Service Delivery teams and utilise excellent customer service skills and exceed business expectations.
• Identify potential business facing risks.
• Involvement in problem management to identify root cause analysis and report customer feedback and potential product request.
• Troubleshoot, maintain and support a wide range of systems.
• Ensure Service Level Agreements (OLA's and SLA) are met / achieved.

Governance

• Comply to set governance and compliance procedures and processes related to an area of work and continuously identify and escalate risks.

People

• Develop and maintain productive working relationships with peers and team members to achieve predefined objectives.

Finance

• Adhere to organisational policies and procedures to ensure cost effectiveness and reduction of financial costs.

Client

• Contribute to a culture of service excellence, which builds positive relationships and provides opportunity for feedback and exceptional service.
• Ensure own understanding and adherence to customer service delivery and provide specialist support to meet or exceed customer expectations.

Behavioural competencies

• Accountability
• Analytical Thinking  
• Attention to Detail 
• Building Sustainability
• Commitment to Continuous Learning 
• Fairness and Transparency
• Conceptual Ability 
• Honesty and Integrity
• Organisational Awareness 
• Problem Solving and Analysis 
• Respect
• Trust

Technical competencies

• Computer Literacy 
• Functional Policies and Procedures 
• IT Knowledge
• Customer Relationship Management
• System Thinking
• Technical Expertise
• IT Project Management
• Knowledge of IT Governance and Business
• Verbal Communication

Deadline:3rd February,2026