Network Specialist at OneDayOnly

About You

• You’re a network and infrastructure specialist who lives and breathes connectivity. With broad expertise across enterprise networking platforms - including Ubiquiti UniFi, Cisco, HP Aruba, Sophos, and Fortinet - you don’t just maintain networks - you architect them for peak performance and reliability. You understand that in a fast-paced e-commerce environment, network downtime isn’t an option, and you proactively monitor, optimize, and secure our infrastructure to keep business flowing seamlessly.
• Responsibilities

Network Design and Deployment

• Analyze business and technical requirements to design and establish optimal network infrastructure
• Install, configure, and deploy network hardware including access points, managed switches, security gateways, and firewalls across platforms such as Ubiquiti UniFi, HP Aruba, Sophos, and Fortinet
• Plan and execute network expansion projects to support organizational growth
• Design and implement both wired and wireless network solutions that ensure seamless connectivity across all office locations

Performance Monitoring and Management

• Continuously monitor network performance using platform management tools (UniFi Controller, HP Aruba Central, and equivalent) as well as broader infrastructure monitoring solutions
• Optimize network configurations for maximum speed, reliability, and efficiency
• Manage bandwidth allocation and server capacity to meet user demand
• Conduct regular performance assessments and implement improvements proactively
• Generate and analyze network performance reports to identify trends and potential issues

Troubleshooting and Maintenance

• Perform comprehensive diagnostics to identify and resolve network connectivity issues
• Ensure high availability and minimal service interruption through proactive maintenance
• Respond promptly to network incidents and implement effective solutions
• Coordinate firmware updates and patches for all network equipment
• Maintain network uptime and reliability standards aligned with business objectives

Security Implementation

• Implement, monitor, and evaluate network security protocols and measures
• Configure and manage firewalls, web filter policies, SSLVPN, IPSEC tunnels, SD-WAN, and secure access controls across multi-site environments
• Conduct regular security audits and vulnerability assessments
• Respond to security incidents and implement preventative measures
• Ensure compliance with data protection regulations and company security policies

Server and Infrastructure Administration

• Install, configure, and maintain Windows Server environments (2012 through 2025), including upgrades, patch management, and performance tuning
• Manage Active Directory, Group Policy, and DHCP across the organisation
• Oversee virtualisation platforms including Proxmox, VMware, and Microsoft Azure, including cloud-to-on-premises migrations
• Manage endpoint deployment and software distribution using Microsoft SCCM/Endpoint Configuration Manager
• Administer Microsoft 365 and Google Workspace environments, including user provisioning, group management, and collaboration tooling
• Plan and execute server migration and infrastructure refresh projects, including physical server relocations and cloud-to-on-premises transitions
• Manage and monitor backup solutions to ensure data integrity and business continuity

ISP Relations and Management

• Serve as the primary point of contact for Internet Service Provider relationships
• Negotiate service level agreements and manage ISP performance expectations
• Troubleshoot ISP connectivity issues and coordinate resolution efforts
• Evaluate ISP services and recommend optimizations or changes as needed
• Manage failover solutions and backup connectivity options

Documentation and Standards

• Maintain comprehensive and accurate documentation of network configurations, topologies, and policies
• Document standard operating procedures for network operations and troubleshooting
• Create and update network diagrams and asset inventories
• Ensure all changes are properly documented and communicated to relevant stakeholders

Equipment and Software Management

• Install and configure network equipment and software, including end-user networking accessories
• Manage the lifecycle of network hardware, coordinating upgrades and replacements
• Ensure proper inventory management of all network-related assets
• Evaluate new networking technologies and make recommendations for adoption

User Support and Training

• Provide technical support to end-users for network connectivity issues
• Train staff on secure network usage and best practices
• Collaborate with the IT team to resolve cross-functional technical challenges
• Communicate network changes, maintenance windows, and updates effectively to users

Continuous Improvement

• Stay current with enterprise networking and infrastructure platform updates, including Ubiquiti UniFi, Cisco, HP Aruba, Microsoft, and virtualisation technologies
• Participate in ongoing professional development and industry training
• Research and recommend emerging network technologies that could benefit the organization
• Contribute to IT strategy discussions with insights on network infrastructure needs

Experience and Qualifications

• Degree or diploma in Information Technology, Computer Science, Network Engineering, or a related field is preferred, but relevant experience will be considered
• Minimum 3–5 years of hands-on experience managing enterprise network infrastructure, including switches, firewalls, access points, and VPN solutions across platforms such as Ubiquiti UniFi, Cisco, HP Aruba, Sophos, or Fortinet (required)
• Proven experience in designing, deploying, and managing enterprise-level wired and wireless networks
• Strong knowledge of network protocols (TCP/IP, DNS, DHCP, VLANs, routing, switching)
• Experience with network security implementation including firewalls, VPNs, and access controls
• Demonstrated ability to troubleshoot complex network issues efficiently
• Experience managing ISP relationships and coordinating connectivity solutions
• Excellent problem-solving skills and the ability to work independently
• Strong communication and interpersonal skills with the ability to explain technical concepts to non-technical users
• Project management capabilities with experience delivering network projects on time and within scope
• Certifications such as CompTIA A+, CompTIA Network+, Microsoft 365 Certified: Endpoint Administrator Associate, Ubiquiti Certified Professional, CCNA, CCNP or equivalent are highly advantageous
• Hands-on experience with Windows Server administration, Active Directory, Group Policy, DHCP, and virtualisation platforms (Proxmox, VMware, Azure)
• Knowledge of network monitoring and management tools
• Experience with documentation and maintaining technical records
• Ability to work in a fast-paced e-commerce environment where uptime is critical
• Assertive, proactive, and innovative approach to network management
• Strong work ethic and commitment to operational excellence