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  • Posted: Jun 19, 2026
    Deadline: Not specified
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  • Mandate To develop, utilise and manage nuclear technology for national and regional socio-economic development through: Applied R&D; Commercial application of nuclear and associated technology; Contributing to the development of skills in science and technology.
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    Technician - PLC and SCADA (Hay Level 13/C2)

    Job Requirements

    System design and development 

    Oversee Equipment Selection

    • Evaluate project specifications to determine compatible PLCs, instruments, and interfaces.
    • Compare vendor equipment based on performance, cost, and support.
    • Coordinate with engineers and vendors to procure components within budget and specifications;

    Perform Detailed System Design Including Layout, Wiring, and HMI

    • Design system layouts for optimal space use and maintenance access, adhering to safety standards.
    • Develop wiring schematics for safe and reliable power and signal distribution.
    • Create user-friendly HMI interfaces for efficient system monitoring and operation.

    Develop Software for PLC/SCADA and Fieldbus Systems

    • Program PLCs to meet system requirements with an emphasis on performance and reliability.
    • Configure SCADA interfaces for real-time process control and data monitoring.
    • Establish Fieldbus protocols for seamless data exchange and equipment interoperability.

    Documentation and testing 

    Generate Design Documentation

    • Draft detailed schematics and blueprints defining equipment configurations and system integration.
    • Compile technical specifications and guidelines for installation, operation, and maintenance.
    • Create a comprehensive manual including all system components, protocols, and safety instructions.

    Conduct Acceptance Testing

    • Develop test protocols to validate system functionality against technical requirements.
    • Simulate operating conditions to evaluate system performance and reliability under different scenarios.
    • Document test results, analyze discrepancies, and recommend modifications for system optimization.

    Document the Manufacturing Process

    • Record step-by-step procedures used in the assembly of electro-mechanical hardware.
    • Outline quality assurance measures implemented during the manufacturing stage.
    • Maintain a log of parts used, revisions made, and any deviations from the original design specifications.

    Implementation and commissioning 

    Assemble Electro-Mechanical Hardware

    • Gather all necessary components, tools, and equipment required for the assembly process.
    • Follow engineering diagrams and assembly instructions to construct the hardware components accurately.
    • Perform initial testing on the assembled hardware to ensure proper assembly and basic functionality.

    Implement Software

    • Install and configure the PLC/SCADA software according to the system design specifications.
    • Integrate custom-developed software modules and third-party applications as required.
    • Test software functionality to confirm that system operations are as expected and resolve any issues

    Commission Installed Systems with Complete Documentation

    • Conduct thorough inspection and functional tests to ensure systems meet design and operational criteria.
    • Prepare and execute a detailed commissioning plan that includes step-by-step processes for bringing the system online.
    • Compile a complete set of documentation that covers system specifications, commissioning procedures, and final test results for handover to the client/user.

    Network and data management 

    Manage and Maintain the SAFARI-I Industrial Network

    • Monitor network performance, identifying and resolving any issues to ensure consistent uptime and reliability.
    • Update network infrastructure, including both hardware and software components, to improve performance and scalability.
    • Enforce network policies and procedures to maintain network integrity and compliance with industry regulations.

    Perform Regular Maintenance

    • Schedule and execute regular system checks and updates to hardware and software to prevent failures.
    • Replace or repair worn-out or obsolete components as part of a proactive maintenance strategy.
    • Document maintenance activities, including what was done, when, and by whom, for future reference and compliance purposes.

    Secure Data and Uphold Industrial IT Standards

    • Implement robust cybersecurity measures, including firewalls, anti-virus software, and intrusion detection systems to protect against unauthorized access.
    • Back up data regularly and establish reliable recovery protocols to prevent data loss and ensure business continuity.
    • Stay current with industrial IT standards and best practices, applying updates and modifications to maintain the highest level of system security and compliance.

    Safety culture and performance

    • Participation in Organization Safety Culture and Safety Performance Activities

    Safety Training: 

    • Engage in regular safety trainings and contribute to the training of staff.

    BBS Observations: 

    • Perform monthly safety observations to identify and encourage safe workplace behaviors.

    Safety Initiatives: 

    • Actively participate in and promote safety culture through continuous improvement efforts and open communication on safety matters.

    Minimum Qualifications:

    • National Diploma (NQF 6) in Electrical Engineering (Light current).
    • Certification in PLC/SCADA systems is highly desirable.

    Minimum Experience

    • Minimum of 5 years' experience in a similar role within an industrial environment.
    • Proven experience with PLC programming and SCADA system design.

    Check how your CV aligns with this job

    Method of Application

    Interested and qualified? Go to NECSA on necsa.mcidirecthire.com to apply

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