Sparta Global
Network Engineer
Sparta GlobalUnited Kingdom1 day ago
Full-timeInformation Technology

Job Description – Network Engineer

Role Title: Network Engineer

Department: IT Infrastructure / Networks

Employment Type: 12 months can go perm

Reports To: Network Manager


Role Overview

The Network Engineer is responsible for designing, implementing, and supporting secure, scalable, and highly available network infrastructure. The role involves working across routing, switching, firewalls, WAN/LAN, wireless technologies, and network security to ensure reliable connectivity for business operations.


Key Responsibilities

Network Design & Implementation

  • Design, configure, and deploy enterprise-level network solutions across LAN, WAN, WLAN, and data centre environments.
  • Implement routing and switching protocols (BGP, OSPF, EIGRP, STP, VLANs, VXLAN).
  • Support firewall deployments and configurations (Cisco, Palo Alto, Fortinet, Check Point).

Operations & Support

  • Monitor network performance and troubleshoot issues across on‑premises and cloud environments.
  • Perform root‑cause analysis for major incidents and implement long‑term fixes.
  • Manage upgrades, hardware refreshes, patching, and firmware updates.

Security & Compliance

  • Ensure network environments align with security standards and best practices.
  • Maintain network segmentation, access control policies, and VPN configurations.
  • Conduct vulnerability remediation and support security audits.

Documentation & Collaboration

  • Maintain up‑to‑date network diagrams, inventories, and configuration documentation.
  • Work with cross‑functional teams (cloud, security, infrastructure, service desk).
  • Support project delivery through planning, testing, and implementation.


Key Skills & Experience

Technical Skills

  • Proven experience with enterprise network technologies (Cisco, Juniper, HP, Aruba).
  • Strong knowledge of routing/switching protocols and network topologies.
  • Experience with firewalls, load balancers, and proxy technologies.
  • Working knowledge of SD‑WAN solutions.
  • Familiarity with cloud networking (Azure/AWS), VPN, DNS, DHCP, NAC, and wireless standards.
  • Network monitoring tools (SolarWinds, PRTG, ThousandEyes, etc.).

Professional Skills

  • Strong analytical and troubleshooting capabilities.
  • Ability to work under pressure in high‑availability environments.
  • Excellent communication and documentation skills.
  • Stakeholder management and cross‑team collaboration.


Qualifications

  • Bachelor’s degree in Computer Science, Information Technology, or related discipline (preferred).
  • Professional certifications (any of the below):
  • CCNA / CCNP
  • JNCIA / JNCIS
  • CompTIA Network+ / Security+
  • Palo Alto PCNSE
  • ITIL Foundation


Desirable Experience

  • Exposure to automation (Python, Ansible).
  • Hands-on experience with cloud networking (Azure ExpressRoute, AWS Direct Connect).
  • SD‑WAN deployments and network virtualisation.

Key Skills

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