Network Engineer

About

We have an opportunity for a Network Engineer in the data and analytics team of a financial services company in Upington, Northern Cape. You will extract, transform, and analyse large datasets, develop dashboards, and present findings. Strong SQL skills and experience with BI tools are essential.

Responsibilities

Software Development & Architecture

• Design and implement robust database schemas, stored procedures, indexing strategies, and query optimisation techniques to ensure efficient data retrieval and referential integrity across high-volume transactional and analytical reporting workloads.
• Participate actively in code reviews by examining peers' pull requests for logic errors, security vulnerabilities, performance bottlenecks, and adherence to coding standards, providing constructive feedback and suggesting alternative approaches where appropriate.

System Maintenance & Support

• Manage and monitor network infrastructure including routers, switches, firewalls, wireless access points, and VPN gateways, ensuring secure, stable, and high-performance connectivity across all office locations and for remote workers accessing corporate resources.
• Implement and maintain comprehensive data backup and disaster recovery solutions by scheduling regular full and incremental backups, testing restore procedures quarterly, and documenting recovery runbooks with step-by-step instructions for all mission-critical systems.
• Provide second and third-level technical support for complex hardware, software, and network issues escalated from the service desk, diagnosing root causes through systematic troubleshooting and implementing permanent resolutions within agreed service levels.
• Administer and maintain server infrastructure across Windows and Linux environments including operating system installation, routine patch management, performance monitoring, and proactive capacity planning to ensure high availability of critical business systems.

Collaboration & Agile Delivery

• Work closely with product owners, UX designers, and quality assurance engineers throughout the development lifecycle to ensure features meet acceptance criteria, user experience standards, and non-functional performance and security requirements.
• Document technical architectures, system configurations, operational runbooks, and troubleshooting guides in the team knowledge base, and mentor junior developers through pair programming sessions and lunch-and-learn knowledge-sharing presentations.
• Maintain and enhance CI/CD pipelines to automate building, testing, security scanning, and deployment of application releases across development, staging, and production environments using tools such as Azure DevOps, Jenkins, or GitHub Actions.

Requirements

• Excellent analytical and problem-solving skills to diagnose complex technical issues and identify root causes systematically.
• For cloud and DevOps roles, hands-on experience with AWS or Azure and proficiency in infrastructure as code tools such as Terraform.
• A commitment to continuous learning and staying current with emerging technologies, industry trends, and best practices.
• Strong communication skills to explain technical concepts to non-technical users and stakeholders clearly and patiently.
• A minimum of three to five years of hands-on experience in the relevant IT discipline with proven successful project delivery.
• A bachelor's degree or diploma in computer science, information technology, software engineering, or a related field.
• Strong understanding of IT service management frameworks such as ITIL and experience with helpdesk and ticketing systems.

Qualifications

• Microsoft, Cisco, or AWS Associate-level Certification