IT Security Firewall and Network Specialist

23 hours ago


Pretoria, South Africa StaffCentral Consulting Full time

**Job Duties/Responsibilities will include**:
Perform security implementation, review and testing activities.

Support for firewall devices of the manufacturers Cisco ASA, Dell SonicWall and related management systems including all features (IPS, SSL deep inspection, etc.).

Review of security infrastructure systems to ensure adequate capacity, performance levels, and upgrade requirements

Analyze and tune firewall systems for performance, throughput, resource utilization, high availability, and scalability

Provide guidance on architecture to ensure adherence to security requirements

Design and Implement Microsoft 365 security services

Manage Microsoft 365 subscription and tenant health

Manage client relationships w.r.t Microsoft Security Services;
Working with MS Azure Information Protection, AD-RMS and Azure products and technologies, including solution architecture, deployment, management and support in a large global enterprise

Perform systems administration of desktop and server systems connected to local and wide area networks (account monitoring security, Operating System installation, etc.)

Provide support for implementation, troubleshooting and maintenance of IT systems.

Manage IT system security infrastructure and any processes related to these systems.

Assist with security infrastructure sustainment, maintenance, and advanced configuration as an WLAN Security Subject Matter Expert.

General support for security scanning and logging

Act as a liaison to vendors and acquisition of wireless network hardware and software.

Work closely with cross functional teams to resolve outages, assist with deployment challenges and enhancing security posture.

Assist with the troubleshooting of WAN and LAN as it relates to WLAN end user performance and availability issues.

Bachelor’s degree in Computer Science, Software Engineering or related field, or an equivalent combination of training and experience is desirable

Experience in a technical support role in a networking/security company or equivalent education

Strong understanding of TCP/IP, routing protocols, L2/L3 switches

Experience with security products firewalls, IPSec, IDS/IPS, Anti-Spam, virus scanning

Strong troubleshooting and problem-solving skills



  • Pretoria, South Africa FIAS Ombud Full time

    **The Office of the Ombud for Financial Services Providers (FAIS Ombud)** was established in terms of the Financial Advisory and Intermediary Services Act, 37 of 2002 (the FAIS Act). Its objective is to consider and dispose of complaints in a procedurally fair, informal, economical, and expeditious manner, and by reference to what is equitable in all...


  • Pretoria, South Africa Kumusa Consulting Full time

    **Network Design, Implementation and Maintenance** - Design, plan, and implement secure and scalable network infrastructure for our toll system across various projects, ensuring optimal performance and reliability. - Deploy, configure and maintain network devices, such as routers, switches, firewalls, anti-virus software and load balancers, in accordance...


  • Pretoria, Gauteng, South Africa Stepco Recruitment Full time

    Stepco Recruitment is seeking a highly skilled network infrastructure specialist to join our team in Pretoria. This role offers an estimated salary of R750,000 - R1,200,000 per annum.About the RoleWe are looking for a mid to senior level on-site network and server support engineer who can play a crucial role in designing, supporting, and optimizing our...


  • Pretoria, South Africa Kgadi Staffing Solutions Full time

    The purpose of the job is to manage and maintain the Information System Network Infrastructure, data centre and network security and also provide technical support, and user training on best practices to ensure governance in the ICT environment. As a Network Manager you will be responsible for: - To manage IT infrastructure (server rooms, server software,...


  • Pretoria, South Africa Tipp Focus Full time

    **The purpose of the job**: It is to plan, manage, and administer the company network security. Ensure all network components are managed in accordance with approved guidelines and processes to ensure compliance. **As an Information Security Specialist, you will be responsible to**: Design, install and manage security mechanisms that protect the company...


  • Pretoria, South Africa Headhunters Full time

    **Our client is seeking a **Network and Security Architect Team Lead to join their company, based in Pretoria.** **This position is **accountable for security and networks support within the Group. The successful incumbent should be able to address technical aspects and be able to perform security and network reviews and analyze risks and address contingency...


  • Pretoria, Gauteng, South Africa Stepco Recruitment Full time

    At Stepco Recruitment, we are seeking a seasoned Mid to Senior Level on-site network and server support engineer based in Pretoria - Gezina. This role is ideal for individuals with extensive experience in designing, supporting, and optimizing complex network infrastructure.About the RoleThis key position requires an expert who can manage and troubleshoot...


  • Pretoria, Gauteng, South Africa Stepco Recruitment Full time

    Job OverviewPretoria - Gezina-based Stepco Recruitment is seeking a highly skilled Mid to Senior level Network and Server support Engineer to join our team. The successful candidate will play a crucial role in designing, supporting, and optimizing our client's network infrastructure to maintain high performance and security.About the RoleThis senior-level...


  • Pretoria, South Africa FIAS Ombud Full time

    **The Office of the Ombud for Financial Services Providers (FAIS Ombud)** was established in terms of the Financial Advisory and Intermediary Services Act, 37 of 2002 (the FAIS Act). Its objective is to consider and dispose of complaints in a procedurally fair, informal, economical, and expeditious manner, and by reference to what is equitable in all...


  • Pretoria, South Africa IntelliStaff Full time

    **Area**: Lynnwood, Gauteng **Minimum Education** - Matric or equivalent qualification recognised by the Department of Higher Education & Training - National diploma or degree in relevant field will be an advantage - Any network qualification (i.e. CCNA, CCNP, Arista ACE, Fotinet) would be an advantage **Knowledge, skills and experience** - Ability to...


  • Pretoria, South Africa Nambiti Technologies Full time

    We are recruiting for a IT Security Specialist Consultant. Assist with configuration of SSL certificates on systems in accordance with best practices. - Assist with configuring systems in the network with latest supported SSL/TLS version. - Identify unsupported protocols and software’s in the network along with remediation. - Review and assist with...


  • Pretoria, South Africa Praesignis (Pty) Ltd Full time

    The successful incumbent should be able to address technical aspects and be able to perform security and network reviews and analysing risks, and addressing contingency planning. The successful incumbent will report to the Manager: ICT Infrastructure. **Experience and Knowledge required**: - Expertise in SIEM, anti-virus software, intrusion detection,...


  • Pretoria, Gauteng, South Africa E-Merge Full time

    An opportunity has arisen at E-Merge for a highly skilled Network Automation Specialist to join their team. This role will involve working with IT orchestration & automation solutions, such as Rundeck and Ansible, to streamline operations and improve overall efficiency.The successful candidate will be responsible for aligning with stakeholders, including...


  • Pretoria, South Africa IntelliStaff Full time

    **Overview of the position|;** - Establishes network specifications by conferring with users; analysing workflow, access, information, and security requirements - Day to day administration of Cisco, Fortinet firewalls, switches and routers, including interface configuration and routing protocols - Evaluating network performance issues including availability,...


  • Pretoria, South Africa IntelliStaff Full time

    **Area**: Menlyn Maine, Pretoria (Office based) **Qualifications**: - Matric or equivalent qualification recognised by the Department of Higher Education & Training. - A national diploma or degree in relevant field will be an advantage. - Any network qualification (i.e., CCNA, CCNP, Arista ACE, Fortinet) would be an advantage. *** **Role**: - Manages...


  • Pretoria, Gauteng, South Africa Stepco Recruitment Full time

    Job DescriptionStepco Recruitment is seeking a highly skilled Mid to Senior level Network and Server support Engineer to join our team. The successful candidate will be responsible for designing, supporting, and optimizing network infrastructure to ensure high-performance and security. Key responsibilities include configuring, managing, and troubleshooting...


  • Pretoria, Gauteng, South Africa Perfect Placement Recruitment Full time

    IT Security Operations SpecialistWe are looking for an experienced IT Security Operations Specialist to join our team. The ideal candidate will have a strong background in IT security, excellent analytical and problem-solving skills, and the ability to work effectively in a fast-paced environment.About the RoleThe IT Security Operations Specialist will be...


  • Pretoria, South Africa Softkings IT Solutions Full time

    3 years of professional experience in the implementation and support of IT architectures in Azure - Advanced experience in implementing and administering Microsoft Products, especially Active Directory, KMS, and PKI together with common network services like DNS, DHCP - Advanced experience in Active Directory architecture and infrastructure - Expert...


  • Pretoria, South Africa Stepco Recruitment Full time

    Mid to Senior Level on-site network and server support engineer Pretoria - Gezina This role requires in-depth knowledge of network and server management; including experience with SD-WAN (such as Peplink); firewalls (Fortinet preferred); Mail security like Spam Titan or Mimecast ; and Windows Server environments. The successful candidate will play a...


  • Pretoria, South Africa Mediro ICT Full time

    Essential Skills Requirements 5 years of professional experience in the implementation and support of IT architectures in Azure Advanced experience in implementing and administering Microsoft Products, especially Active Directory, KMS, and PKI together with common network services like DNS, DHCP Advanced experience in Active Directory architecture and...