Company Description:

Netsweeper is a leading provider of application and Internet content classification solutions for businesses, educational institutions, government organizations, service providers, carriers, and OEM partners around the world. Netsweeper’s solutions supply IT managers with web security tools necessary to optimize network usage while providing all users with a positive, productive, and safe Internet experience. Founded in 1999, Netsweeper has offices in Canada, the UK, Netherlands, India, and Dubai, including integrators and resellers worldwide.

Job Title:Senior Network Engineer (Canning Town, East London)

We are seeking a highly skilled Senior Network Engineer (Canning Town, East London area) to join our NOC and Cloud team.

This role is responsible for building, managing and optimizing the company’s computer networks, including computer and firewall, and ensuring maximum performance, security and availability.

This role requires strong expertise in network protocols, security, virtualization, and system administration to ensure high availability, security, and performance of our network systems.

Position Overview:

The Senior Network Engineer will work closely with cross-functional teams to troubleshoot issues, implement solutions, and support network architecture development. The role is critical for minimizing downtime, enhancing performance, reliability, stability and integrating hybrid network solutions. The ideal candidate will have a deep understanding of and direct experience with network protocols and security. They need to be someone that looks ahead to find areas of improvements, identify potential risks, costs and shares their suggestions with their team.

The Senior Network Engineer’s responsibilities include managing and optimizing in-house and cloud-based networks, developing and implementing network security protocols, and troubleshooting network issues. You have extensive experience managing a hybrid network (Azure preferred) that is highly available and fault tolerant. Experience with and an expert understanding of firewalls is a must.

This role requires effective communication skills, the ability to troubleshoot complex issues, and a desire to support customers and proactively solve problems. Our ideal candidate is adaptable, responsive, and an adept problem solver. They are a highly motivated team player but also able to work independently, as may be required when on-call after regular hours.

The primary goal of the Senior Network Engineer is to ensure the smooth operation of the network infrastructure to provide problem-free performance and availability for the system users. This position is expected to be the subject matter expert and “go to” individual on the team to troubleshoot complex problems nobody else can solve.

Responsibilities:

Design & Architecture:

· Planning, designing and deploying functional networks (LAN, WAN, WLAN) & Cloud solutions based on business needs.

Implementation & Configuration:

· Configure and install various network devices and services (e.g., routers, switches, firewalls, load balancer, VPN, QoS).

· Perform cost estimation and identify mechanisms for cost control and containment

· Ability to leverage automated deployment tools & methods (Ansible).

Monitoring & Maintenance:

· Proactively monitoring network performance and traffic, managing IP addresses, and applying patches or updates to ensure reliability.

· Perform network maintenance and system upgrades including service packs, patches, hot fixes, and security configurations.

· Monitor performance and ensure system availability and reliability.

· Monitor system resource utilization, trending and capacity planning.

· Familiarity with the Grafana Stack, Syslog & Open Telemetry.

Troubleshooting & Support:

· Providing tier 2/3 technical support, diagnosing faults, and resolving network failures to minimize downtime and support customers and end users.

· Participate in on-call rotations for network support outside of regular working hours.

Network Security & Policies:

· Work within established configuration and change management policies to ensure awareness, approval and success of changes made to the network infrastructure.

· Select and implement security tools, policies, and procedures in conjunction with the company’s security team.

· Liaise with other personnel and customers as required for problem resolutions.

· Ensure security and compliance with policies and procedures.

· Provide technical support and troubleshooting to resolve network related issues.

· Stay updated with the latest trends in networking & have advanced understanding of company product, deployment, infrastructure, devices and security.

Documentation & Reporting:

· Document and maintain network environment configurations and diagrams.

· Provide collaboration, assistance and mentoring to other team members.

Technologies Managed:

Hardware: Routers, Switches, Firewalls

Software/Protocols: VPN (IPSEC / GRE), VLANs, TCP/IP, DNS

Environments:On-premise, Data Centers

Qualifications:

Must Haves:

· 7+ years of experience as a Network Engineer or similar role

· 5+ years of experience in a senior network-related role

· A bachelor's degree in Computer Science or Engineering is required, and professional networking certifications are a strongly preferred. Any certifications and their status (valid or expired) should be noted.

· Experience with Kubernetes and Docker for: automation, emulation, containerization and Kubernetes networking.

· Deep understanding of network protocols (e.g., IPSEC, BGP, Static Routing, Subnetting).

· Solid understanding of the OSI or TCP/IP model.

· Hands-on experience with monitoring, network diagnostics and network analytics tools.

· Advanced troubleshooting skills in Linux Server Environment

· NGINX

· MySQL

· Postgres

· Kubernetes / Docker

· Experience with both on-premises and cloud networks

· Experience deploying, managing, and troubleshooting firewalls (Linux / Fortinet)

· Experience deploying, managing, and troubleshooting VPN IPSEC tunnels

· Professional certifications in networking

· Grafana, Ansible, SYSLOG, bash, Python

· Effective communication skills (written and verbal)

Would be a Plus:

· Relevant certifications include, but are not limited to:

· Networking: Cisco Certified Network Professional (CCNP) Enterprise or Cisco Certified Internetwork Expert (CCIE), in addition to Cisco Certified Network Associate (CCNA)

·Cloud & Virtualization: AWS Certified Advanced Networking – Specialty, VMware Certified Professional – Network Virtualization (VCP-NV).

·Security:CCNP Security, Certified Information Systems Security Professional (CISSP), EC-Council Certified Network Defender (CND), Palo alto Networks Certified Network Security Professional (PCNSP)

·Automation: Cisco Certified DevNet Professional/Expert.

· Experience with Fortinet network devices and firewalls

Location: This is a largely home-based position, with some travel to the local data centre in Canning Town, East London for onsite work. Successful candidates must reside within a 1-hour travel time to the data centre location.

Occasional/rate travel in country to client sites. Flexibility to work outside of standard 7am-4pm local time zone hours may be required at time (on-call scheduling) to support the global team.

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