Network Infrastructure Specialist

Overview Job Opportunity

We are seeking a highly skilled Network Engineer with expertise in designing, deploying, and managing IT networks across hybrid cloud environments. The ideal candidate will have a solid foundation in network security, excellent troubleshooting skills, and proven experience in maintaining high-availability infrastructure. Familiarity with cloud platforms (AWS, Azure) is a strong advantage.

Responsibilities Architect, implement, and maintain secure, scalable, multi-site datacentre and hybrid cloud network infrastructure.

Ensure regional networks align with global standards, driving integration and consistency across sites.

Perform in-depth network reviews to identify bottlenecks or inefficiencies; proactively plan and implement improvements to enhance performance, reliability, and productivity.

Lead the design and implementation of future-ready network architectures that support business growth and modern workloads.

Manage and monitor core network components including firewalls, switches, routers, and VPNs across regional and global environments.

Maintain and optimise network security operations—proactively monitoring for threats using tools like FortiAnalyzer or Panorama, ensuring timely updates and patching for all firewalls and network-connected appliances.

Conduct regular external site checks, security assessments, and threat analysis to ensure compliance with security best practices and evolving threat landscapes.

Oversee and maintain enterprise Wi-Fi infrastructure (e.g., Meraki, Aruba) across office locations, ensuring strong performance, seamless roaming, and secure access.

Manage and maintain domain and DNS services across platforms such as GoDaddy, UltraDNS, etc., including procurement, deployment, and renewal of SSL certificates to ensure secure connectivity.

Provide L3 escalation support for critical incidents, ensuring regional stability and supporting global uptime objectives.

Collaborate with global IT teams to validate new technologies for compatibility and ensure smooth deployment into the existing infrastructure.

Continuously monitor network performance using tools like SolarWinds and PRTG, identifying areas for cost and efficiency improvements.

Participate in cloud network migration and optimisation initiatives on AWS and Azure, contributing to long-term cloud strategy.

Support out-of-hours maintenance windows, system upgrades, and security incident responses as needed.

Maintain comprehensive documentation for network designs, configurations, changes, and SOPs.

Champion knowledge sharing across regions, and contribute actively to cross-functional infrastructure and security projects.

Qualifications Minimum 5 years proven experience in enterprise network design and architecture, including hybrid cloud, LAN / WAN, SDWAN, MPLS, and managing VPNs.

Strong working knowledge of global network integration, standardisation, and multi-site configuration best practices.

Demonstrated ability to perform detailed network analysis, identify performance bottlenecks, and implement scalable improvements.

Hands-on experience managing enterprise firewalls (e.g., FortiGate, Palo Alto), including high-availability setup, policy management, and threat response.

Familiarity with security monitoring and analytics platforms such as FortiAnalyzer, Panorama, and external site testing tools.

Solid understanding of patch management and proactive maintenance practices for firewalls, network appliances, and security-related infrastructure.

Strong command of network protocols : TCP / IP, BGP, OSPF, MPLS, DNS, HTTP, SSL / TLS, SMTP, IGMP.

Proficiency with network monitoring tools such as SolarWinds, PRTG, or similar platforms.

Experience managing enterprise Wi-Fi systems, including Cisco Meraki and Aruba wireless solutions.

Hands-on experience managing domain registrations, DNS configurations (GoDaddy, UltraDNS), and SSL certificate lifecycle management (issuance, installation, renewal).

Working knowledge of cloud networking and integration with platforms like AWS and Microsoft Azure.

Experience supporting virtualised environments, storage networking, and cloud-hosted services.

Certification in CCNA (or equivalent) is required; other network / security certifications (e.g., Fortinet NSE, Palo Alto PCNSE) are a plus.

Strong analytical, troubleshooting, and documentation skills.

Ability to work both independently and collaboratively with global teams.

Strong English communication skills, both verbal and written, with a customer-focused and solution-driven mindset.

Preferred Qualifications Degree in Computer Science, Information Technology, or a related field.

Any additional certification in AWS Certified Solutions Architect, Microsoft Certified : Azure Administrator is an added advantage.

Knowledge in software development concepts or scripting languages (HTML / CSS, C++, Java, Python, Ruby, Node.JS) is a plus.

Familiarity with agile project methodologies and change control processes.

#J-18808-Ljbffr