Security Analyst

Prime System Solutions; Johannesburg; On-site; ZAR 700,000 - 1,000,000; Full time

Job summary

Prime System Solutions is seeking a seasoned Security Analyst to safeguard client networks across MSP operations. You will drive firewall governance, threat detection, cloud security, and onboarding/offboarding while ensuring regulatory compliance.

Ideal candidates bring 8–12 years in network infrastructure and cybersecurity, with hands-on firewall, cloud, and SIEM expertise, plus ITIL/ISO 27001 familiarity.

Qualifications

• 8–12 years of hands-on experience in network infrastructure and cybersecurity.
• Experience with firewalls: Cisco ASA, FTD, Fortinet, SonicWall, NetScaler.
• Strong networking: Cisco Routers/Switches, Nexus, Meraki, Ubiquiti, Arista.
• Hands-on MSP RMM tools: Datto RMM, Kaseya, NinjaOne, ConnectWise or equivalent.
• Experience with cloud: Azure, AWS, GCP.
• ITIL & ISO 27001 security standards knowledge.
• Strong routing: OSPF, EIGRP, BGP, MPLS, IPSec VPNs.
• MSP environments and multi-client infrastructure experience.
• CCNP Security certification.
• Bachelor's degree in relevant field.

Responsibilities

• Design, implement, and manage secure LAN/WAN architectures for MSP clients.
• Conduct firewall audits, vulnerability assessments, and hardening.
• Monitor security using SIEM tools and respond to incidents.
• Manage NGFW devices and enforce security policies.
• Oversee client onboarding/offboarding and access provisioning.
• Configure and support cloud platforms for client security posture.
• Administer Microsoft 365 environments and security configs.
• Deploy and manage monitoring tools (SolarWinds, Nagios XI, Auvik...).
• Configure Layer 2/3 networking (VLANs, STP, OSPF, EIGRP, BGP, MPLS).
• Implement AAA, MFA, IDS/IPS, RADIUS for secure access.
• Contribute to ISO 27001 compliance and ITIL change management.
• Design disaster recovery plans for network/server infra.
• Manage Microsoft Server environments and virtualization.
• Produce detailed technical reports ensuring contractual/regulatory compliance.

Skills

Network infrastructure

Cybersecurity

MSP operations

Firewall management

Threat detection

Cloud security

ISO 27001

ITIL

RMM tools

CCNP Security

Education

Bachelor's degree in Computer Engineering/CS

Tools

Datto RMM

Kaseya

NinjaOne

ConnectWise

Cisco IOS

Job description

We are looking for a seasoned Security Analyst with deep expertise in network infrastructure, cybersecurity, and MSP operations. The ideal candidate will have a strong background in firewall management, threat detection, cloud security, and client onboarding/offboarding. You will play a pivotal role in securing client environments, ensuring compliance, and driving operational excellence across our global client base.

Key Responsibilities

• Design, implement, and manage secure LAN/WAN network architectures for enterprise and MSP clients
• Conduct firewall audits, vulnerability assessments, and infrastructure hardening across client environments (Cisco ASA, FTD, Fortinet, SonicWall)
• Perform real-time security monitoring using SIEM tools and respond to alerts and incidents proactively
• Manage and troubleshoot Next-Generation Firewall (NGFW) devices and enforce security policies
• Oversee client onboarding and offboarding processes including system configuration, access provisioning/decommissioning, and documentation handover
• Configure and support cloud platforms including Microsoft Azure, AWS, and Google Cloud Platform for client security posture
• Administer Microsoft 365 environments — user provisioning, Exchange Online, licensing, and security configurations
• Deploy and manage monitoring and security tools such as SolarWinds, Nagios XI, Auvik, Cisco OpenDNS, Datto RMM, NinjaOne, and Dark Web Monitoring
• Configure Layer 2/3 networking including VLANs, STP, OSPF, EIGRP, BGP, QoS, IPSec VPNs, and MPLS
• Implement AAA, MFA, IDS/IPS, and RADIUS solutions to secure network access
• Contribute to ISO 27001 compliance initiatives and maintain ITIL-aligned change management processes
• Design and document disaster recovery plans for network and server infrastructure
• Manage Microsoft Server environments (AD, DNS, DHCP, RDS) and virtualization platforms
• Produce detailed technical reports and ensure compliance with contractual and regulatory requirements

Requirements

MUST HAVE

• 8-12 years of hands‑on experience in network infrastructure, NOC operations, and cybersecurity
• Proficiency with firewalls: Cisco ASA, FTD, Fortinet FG Series, SonicWall, and NetScaler
• Strong networking skills: Cisco Routers & Switches, Nexus, Meraki, Ubiquiti, and Arista
• Hands‑on experience with RMM tools: Datto RMM, Kaseya, NinjaOne, ConnectWise, or equivalent
• Experience with cloud platforms: Microsoft Azure, AWS, and/or Google Cloud Platform
• Solid understanding of ITIL frameworks and ISO 27001 security standards
• Strong command over routing protocols: OSPF, EIGRP, BGP, MPLS, and IPSec VPNs
• Experience with MSP environments and managing multi‑client infrastructure
• CCNP Security (or equivalent) certification
• Bachelor's degree in Computer Engineering, Computer Science, or a related field

NICE TO HAVE

• CCIE (Written or Lab) or CCIE Security Bootcamp completion
• AWS Certified Solutions Architect - Associate or equivalent cloud certification
• Experience with SIEM platforms such as AlienVault or similar tools
• Exposure to telecom technologies: GPON, MSAN, IPTV, Huawei U2000, or Alcatel AMS
• Experience with wireless infrastructure: UniFi APs and Controllers
• Familiarity with virtualization platforms (ESXi, Hyper‑V) and Ubuntu/Linux server administration
• Prior experience in healthcare IT or data center environments