Senior Engineer (South Africa)

What You’ll Do

System Configuration, Monitoring and Support Management:

• Comprehensive maintenance of the Postilion EFT systems, ensuring maximum availability & uptime as per agreed Service Level Agreements (SLA’s).
• Configuration of system parameters & implementing system changes as per business change control procedures.
• Supporting the operation and monitoring of the production systems.
• EFT Software installations and configurations.
• Defining the operational routines applicable for the systems deployed to deliver the service and authorising any changes to them.
• Allocating and assigning fault calls to technical support staff/ or 3rd parties and prioritising, expediting and escalating resolution.
• Defining service performance metrics and monitoring and reporting of them to management and customers as appropriate.
• Continuously performing system maintenance and testing, while ensuring optimal functionality of the database through effective management.

System Release and Update Testing:

• Testing any new system releases and /or updates from Development or Service Providers.

Security Compliance:

• Ensure EFT Corp. systems are fully compliant with Payment Card Industry (PCI) and all re-occurring security tasks (e.g. encryption key changes) are performed in a controlled manner.

Cross Functional Support:

• Addressing and resolving customer inquiries and concerns professionally.
• Provide technical support to the Client Services & Operational teams around EFT issues.
• Assist Operational teams in preparing environment for maintenance procedures (OS patching) by re-routing transaction traffic to backup or secondary systems.
• Specifying new system requirements to deliver new services.
• Ensuring thorough testing is conducted before implementing new systems or changes to existing ones.• Defining, reviewing and testing the Disaster Recovery (DR) plans necessary for business continuity.
• Providing technical support in areas such as, but not limited to:
  • production environment.
  • upgrade software.
  • general security.
  • disaster recovery, bins etc.
• Assisting with the implementation of both internal and customer-driven projects.
• Performing EFT application testing for new internal/external requirements.

Document Management:

• Ensuring all system documentation, relating to the EFT environment (Operational, technical & BC/DR) is accurate, updated and freely available.

Capacity Planning:

• Undertaking capacity planning exercises to ensure the systems can deliver the contracted services.

Quality Assurance:

• Working with Quality Assurance (QA) team to ensure appropriate test strategies are in place for all Postilion changes.
• Supervising junior engineer implementation and acting as systems QA when required.

Client Communication:

• Establishing technical communication channels with all clients.
• Providing feedback to both management and clients in a professional manner.

What We’re Looking For

Qualification & Experience:

• Bachelor of Science degree in Computer Sciences or Information Technology.
• Recommended 5-8+ years’ experience as a systems administrator.
• Structured Query Language (SQL) certification, an added advantage.• Project management certification recommended.
• Experience with administering Microsoft (MS) Windows server environments.
• Exceptional knowledge & experience with both EFT & ecommerce payment systems.
• Excellent knowledge & experience of ACI’s Postilion EFT Transaction. Switch suite, specifically Real-Time Framework (ver 4.x & 5.x) & Post Office (ver 4.x & 5.x),Postcard,Portal,TermApp,Postilion Active-Active.
• Experience & knowledge of payment card technologies (EMV, magnetic stripe & contactless) & card types (debit, credit, pre-paid & gift cards).
• Knowledge of Hardware Security Modules.
• Knowledge in Postilion Upgrades, Migration,Monitoring and Maintenance.
• In-depth knowledge of ATM , POS and Mobile terminals transactions flow.
• Advance knowledge of PCI DSS , PA DSS & understanding of ISO8583 protocol.
• Knowledge in 3rd party interfaces i.e. VISA MasterCard, UPI, Bankserve, etc.
• Exceptional knowledge and experience with both EFT & eCommerce Payment Systems.
• Excellent knowledge and experience of ACI’s Postilion EFT Transaction Switch suite.
• Good knowledge and experience with Postilion Configuration Server and terminal software (eSocket.POS).
• Experience and knowledge of payment card technologies (EMV, magnetic stripe & contactless) and card types (debit, credit, pre-paid and gift cards).
• Understanding and experience of payment clearing and settlement functions through reconciliation processes.
• An exceptional level of understanding of LAN and WAN based network technologies, including TCP\IP & UDP/IP.
• Knowledge and understanding of IT Security techniques (encryption, hashing, tokenization) and industry standard protocols (SSL, IPsec).
• Exceptional understanding of the Payment Card Industry and Payment Application data security standards relating specifically to payment systems and environments.
• Experience with administering MS 365 server environments.
• Exceptional skills in analysis, identification, and problem resolution, with the ability to troubleshoot issues in a logical and disciplined manner.
• Possesses excellent verbal and written communication skills for both internal and customer interactions. Capable of documenting activities, problems, and procedures clearly, accurately, and concisely.
• Capable of managing tasks and projects to achieve specified goals and milestones.
• A demonstrated ability to work under pressure and to tight deadlines.
• Ability to effectively plan, prioritise and multi-task in a complex operational environment without sacrificing work output or quality.
• Disciplined with a close attention to detail.
• Ideally within a 24/7 real-time operational server environment.
• Ability to manage 3rd party suppliers to ensure that they are managed effectively.
• An ambitious, proactive self-starter with a success-driven mindset.
• Analytical – ability to analyse complex data and identify behavioural and transactional patterns indicative of fraudulent activities.
• Problem-Solving – ability to identify issues, evaluate alternatives, and implement effective solutions.
• Systematic and methodical – desire to develop and execute structured processes for fraud detection, investigation, and prevention.
• Agile – ability to break down tasks into smaller, manageable parts and adjusting course as needed based on stakeholder feedback and changing environments.
• Communication – strong verbal and written communication skills to effectively convey complex information to various stakeholders.
• Ethical Integrity – a strong sense of ethics and integrity, with a commitment to upholding ethical standards in all aspects of work.
• Intellectual curiosity – strong desire to learn and stay updated on emerging fraud trends and prevention techniques.
• Strong analytical and problem-solving skills.
• Excellent communication and interpersonal skills.
• Ability to work independently and collaboratively with cross-functional teams.