Senior Systems Engineer ((IIS Deployment Coordinator)

Position Reports to: Ops Manager: Systems Engineer

Division: Enterprise Design - Enterprise

Location: Head Office Pretoria

Advert Closing Date: 13 October 2026

About the Position

SARS is looking for a Senior Application support engineer that will be able to support, implement and maintain Microsoft IIS Systems in house developed and 3rd Party Applications. This includes monitoring and ensuring that business applications are properly implemented and available to support business continuity.

Job Purpose

To perform Systems Engineering activities for all IT projects; include maintaining the hardware / firmware / operating system / software / application server software and meet service levels agreements. The Senior Systems Engineer work in both production and non-production environments.

Education and Experience

Minimum Qualification & Experience Required

National Diploma / Advance Certificate (NQF6) in Information Technology (IT) AND 3-4 years’ experience in Information Technology (IT) environment, of which 1 - 2 years is at knowledge worker level.

OR

Senior Certificate (NQF 4) AND Certification (s) - see below -, AND 4-5 years’ experience in Information Technology (IT) environment AND additional requirements specified in Min Functional requirements, where applicable.

• Windows: Microsoft IIS Support, in house developed and 3rd Party Application Support.

ALTERNATIVE #

Senior Certificate (NQF 4) AND 6 years' IT experience Information Technology (IT) AND 3-4 years’ experience in Information Technology (IT) environment, of which 1 - 2 years is at knowledge worker level.

Minimum Functional Requirements

• Microsoft Windows Server
• Windows Internet Information Services knowledge

Job Outputs:

Process

• Be involved in effective planning and scheduling of Infrastructure / software activities.
• Be responsible for building and implementing system architecture and for the identification and resolution of high level hardware and software technical problems and malfunctions related to the systems architecture.
• Developing, maintaining and supporting technical infrastructure, hardware and system software components and developed applications.
• Interact and communication with customers as required, keeping them informed of incident progress, notifying them of impending changes or agreed outages.
• Maintenance and support of developed applications. Installing, configuring, testing and maintaining operating systems, application software and system management tools.
• Performing installation, maintenance and support of system software/hardware and user support.
• Plans and implements major system hardware and software upgrades, ensuring change management procedures and methodologies are implemented and followed.
• Responsible for maintaining, testing, support and upgrades of in-house developed applications and 3rd Party Applications.
• Responsible for troubleshooting of hardware / firmware / operating system / software / application server
• software problems.
• Conduct in-depth root-cause analysis for service interruption recovery and creating preventive measures.
• Configure, debug and support multiple infrastructure platforms and software.
• Design and deploy new applications and enhancements to existing applications, software, and operating systems (Prod / non-Prod).
• Diagnose and solve level 3 type Hardware / firmware / operating system / software / application server software problems.
• Install, configure, test and maintain SARS's operating systems, application software and system management tools.
• Engage with third party vendors and other support teams.
• Make decisions that are critical in the areas of performance analysis, problem solving, and infrastructure planning, with the potential to affect the successful execution of business transactions.
• Manage the Regional Data Centres, respond to alerts, monitor dashboard, and periodic system review.
• Participate in various IT projects intended to continually improve/upgrade the system infrastructure, ensuring change management procedures and methodologies are implemented and followed.
• Perform capacity planning, workload modelling, and prediction.
• Provide specialist input on investigations, opportunities and risks. Conduct research on relevant technologies, or changes to multiple system hardware and software architectures and the range of products and productivity tools.
• 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. (I)
• 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.

Governance

• Comply to set governance and compliance procedures and processes related to an area of specialisation 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
• Adaptability
• Building Sustainability
• Commitment to Continuous Learning
• Conceptual Ability
• Expertise in Context
• Customer Service
• Fairness and Transparency
• Honesty and Integrity
• Organisational Awareness
• Respect
• Trust

Technical Competencies

• Computer Literacy
• Business Knowledge
• IT Knowledge
• Functional Policies and Procedures
• Data Collection and Analysis
• Efficiency improvement
• Functional Policies and Procedures
• System Thinking
• Technical Expertise
• Verbal Communication
• Problem Analysis and Judgement
• Reporting

Compliance Competency

• Confidential

Employment Equity

The Employment Equity policy of SARS will be considered as part of the recruitment and selection process and Persons with Disabilities are encouraged to apply. Successful candidates will be required to undertake an oath of secrecy, pre-employment screening, case study, pre-assessment, psychometric assessment and or vetting, and a declaration of private interest. The appointment is also subject to appropriate reference(s) and security clearance where applicable.