Information Security Officer - Network Security

Placements24; Kimberley; On-site; ZAR 600,000 - 980,000; Full time

Benefits offered by this job

Medical aid plan

Retirement fund

Annual leave

Professional development

Job summary

Placements24 is seeking an Information Security Officer focused on Network Security in Kimberley, Northern Cape. You will design, implement, and oversee secure network architectures, firewalls, and IDPS, while managing VPNs and NAC to protect data confidentiality and system availability.

The role requires 5+ years in network security engineering, strong TCP/IP knowledge, and relevant certifications. You will work with IT operations to enforce secure configurations and respond to incidents in a

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent practical experience.
• Minimum of 5 years of experience in network security engineering or a related role.
• Proven experience designing, implementing and managing network security devices (firewalls, IDPS).
• Strong understanding of TCP/IP networking, routing protocols, and network segmentation.
• Experience with VPN technologies, secure remote access solutions, and network access control (NAC).
• Knowledge of security hardening techniques for network devices and attack vectors.
• Excellent analytical and problem-solving skills; strong communication abilities.

Responsibilities

• Design, implement and maintain secure network architectures (firewalls/routers/switches).
• Configure, manage and monitor IDPS.
• Develop and enforce network security policies and procedures.
• Manage firewall rules, VPN configurations and secure remote access.
• Conduct vulnerability assessments and penetration tests on the network.
• Monitor traffic for suspicious activity and respond to incidents.
• Implement and manage network access control solutions.
• Ensure compliance with network security standards and regulations.
• Collaborate with IT operations for secure deployments.
• Stay current with emerging threats and best practices.
• Develop network security documentation (diagrams, policies).
• Participate in security incident response related to network compromises.

Skills

Network security

TCP/IP

Firewalls

IDPS

VPN

NAC

Hardening

Analytical

Communication

Education

Bachelor's degree or equivalent

Tools

Firewall devices

IDPS

VPN technologies

NAC solutions

Job description

About the Role

Our client, a prominent logistics and supply chain company, is seeking an Information Security Officer with a strong focus on Network Security to join their established team in Kimberley, Northern Cape . This critical role involves designing, implementing, and managing the security of the company's network infrastructure to protect against cyber threats and ensure data confidentiality, integrity, and availability. You will be responsible for network security architecture, firewall management, intrusion detection/prevention systems, VPNs, and network access control. The ideal candidate possesses in-depth technical knowledge of networking protocols and security technologies, along with a proactive approach to identifying and mitigating network vulnerabilities. You will work closely with IT operations to ensure secure network configurations and respond effectively to security incidents. This is an excellent opportunity to take ownership of network security for a major organization in the Kimberley region and contribute significantly to its overall security posture.

Key Responsibilities

• Design, implement, and maintain secure network architectures, including firewalls, routers, and switches.
• Configure, manage, and monitor intrusion detection and prevention systems (IDPS).
• Develop and enforce network security policies, standards, and procedures.
• Manage firewall rulesets, VPN configurations, and secure remote access solutions.
• Conduct regular vulnerability assessments and penetration tests on the network infrastructure.
• Monitor network traffic for suspicious activity and respond to security alerts and incidents.
• Implement and manage network access control solutions.
• Ensure compliance with relevant network security standards and regulations.
• Collaborate with IT operations teams to ensure secure network deployments and configurations.
• Stay current with emerging network security threats, technologies, and best practices.
• Develop network security documentation, including diagrams, policies, and procedures.
• Participate in security incident response activities related to network compromises.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
• Minimum of 5 years of experience in network security engineering or a related role.
• Proven experience in designing, implementing, and managing network security devices (firewalls, IDPS).
• Strong understanding of TCP/IP networking, routing protocols, and network segmentation.
• Experience with VPN technologies, secure remote access solutions, and network access control (NAC).
• Familiarity with security hardening techniques for network devices.
• Knowledge of common network attack vectors and mitigation strategies.
• Excellent analytical and problem-solving skills.
• Strong communication and interpersonal skills.
• Relevant certifications such as CompTIA Network+, Security+, CCNA Security, CCNP Security, or CISSP are highly desirable.

Benefits

• Our client offers a competitive salary, performance bonuses, and potential for overtime.
• Employees receive a comprehensive medical aid plan, a retirement fund, and generous annual leave.
• Professional development is encouraged through access to training resources, certification programs, and industry workshops.
• The role is based in our secure office facility in Kimberley .
• Additional benefits include a supportive team environment, opportunities for career growth, and exposure to diverse network security challenges within the logistics industry.

Join our team and play a key role in safeguarding our network infrastructure.