Purpose
PurposeThe IT Infrastructure & Cyber Security Specialist is responsible for maintaining BOC's IT infrastructure (networks, servers, cloud applications, and collaboration platforms) while ensuring the highest standards of cyber security.This dual-function role combines hands-on technical support and network administration with cyber security monitoring, incident response, and regulatory compliance, ensuring the organization's digital environment remains stable, resilient, and secure.
Principal Accountabilities
- Perform troubleshooting using different diagnostic techniques
- Troubleshoot, diagnose, and resolve technical hardware and / or software issues
- Provide needed information on IT / IS products or services
- Keep record of problems and their resolution
- Provide feedback on processes and make recommendations on areas to improve
- Maintain technical documentation and service catalogue on installation of software, configuration of hardware and problem troubleshooting
- Suggest improvements on procedures
Specific Responsibilities
Infrastructure & Network AdministrationConfigure, monitor, and maintain Cisco / HP switches, VLANs, and wireless access points.
Install, configure, and maintain servers, network cabling, and endpoint devices (desktops, laptops, printers, mobile devices).Manage Active Directory (AD) : user accounts, groups, Group Policy Objects (GPOs), and access permissions.Administer Microsoft services via the Admin Portal, including Exchange Online, SharePoint, OneDrive, and Teams.Support and manage Microsoft Teams Rooms devices and applications.Perform system updates, backups, and proactive infrastructure maintenance to minimize downtime.Troubleshoot LAN / WAN, VPN, DHCP, and DNS issues and ensure reliable network connectivity.Cyber Security OperationsConfigure, manage, and monitor firewalls, intrusion detection / prevention systems (IDS / IPS), and VPNs.
Conduct regular network vulnerability assessments and penetration testing.Monitor for unusual traffic patterns, unauthorized access, and potential attacks.Maintain and monitor Security Information and Event Management (SIEM) systems and endpoint protection.Implement and enforce data protection policies, encryption standards, and secure data transfers.Oversee backup and disaster recovery processes to safeguard critical data.Application & Data SecuritySecure key business applications (e.g., Sage ERP, HR, and operational systems).
Enforce least-privilege principles, conduct access reviews, and manage security patching.Ensure audit logs for critical applications are captured, monitored, and retained.Perform root-cause analysis and prepare incident response reportspliance & ReportingCompliance & ReportingEnsure alignment with regulatory frameworks (e.g., POPIA, GDPR, PCI DSS, ISO Prepare and deliver regular security and risk reports for IT management and executives, including : Cyber incident statistics and firewall activity summaries.Security posture, vulnerability trends, and risk assessmentspliance dashboards and audit responses.
Provide clear, concise reporting for both technical and non-technical stakeholders.Lead cyber security awareness training for employees to reduce human error risks.Collaboration & Knowledge Sharing
Work closely with the IT support team to reduce reliance on external vendors.Provide mentorship to junior staff on network, cloud, and security best practices.Participate in the design and implementation of new IT projects and digital transformation initiatives.Profil de candidat recherché
Educational Level Degree or Diploma in Information Technology, Computer Science, or Information Security.Relevant certifications preferredCCNA / CompTIA Network+ (networking)CompTIA Security+ / CISSP / CISM / CEH (cyber security)Microsoft certifications (e.g., MS-, Azure Fundamentals, or Microsoft Security Administrator).Years Of Experience
Three to five years of combined working experience in IT support, network administration, and cyber security operations.
Other Technical / Professional Skills / Qualifications
Strong knowledge of networking protocols (TCP / IP, DNS, DHCP, VLANs) and structured cabling standards.Hands‑on experience with Cisco / HP switch configuration and troubleshooting.Proficiency in Microsoft Admin Portal and Active Directory administration.Experience in configuring and managing Microsoft Teams Rooms.Strong technical expertise in firewall administration, IDS / IPS, and network security tools.Familiarity with Sage ERP security and other key business application controls.Knowledge of data security principles, encryption, and disaster recovery strategies.Strong analytical, investigative, and problem‑solving abilities.Excellent reporting and documentation skills, with the ability to present complex findings to executives.High integrity, confidentiality, and attention to detail.Strong communication and customer service orientation.Application Closing Information
Closing date is 25 SeptemberCorrespondence will be limited to shortlisted candidates only. If you have not been contacted within three months of the closing date, please consider your application unsuccessfulpétences : Firewall#J-18808-Ljbffr