Senior Network Engineer

Paragon GE; London; Hybrid; GBP 60,000 - 90,000; Full time

Job summary

A leading company in the Oil & Gas sector is seeking a Senior Network Engineer in London. This staff role requires expertise in network design and implementation, ensuring security and efficiency across operations. Ideal candidates will have significant experience and relevant certifications, alongside strong problem-solving skills.

Qualifications

• 5+ years of network design and implementation experience in Data Center, Campus, Wi-Fi, Security.
• Industry certification (CCNA, CCIE) is mandatory.
• Experience in Azure networking is a plus.

Responsibilities

• Design and implement the client's global networking roadmap.
• Monitor and troubleshoot network issues across the global infrastructure.
• Manage relationships with network service providers.

Skills

Network Design

Network Implementation

Routing

Switching

Network Security

Problem Solving

Communication

Network Automation

Education

CCNA or CCIE certification

Tools

Python

Ansible

Arista

Palo Alto

Job description

Paragon is searching for a Senior Network Engineer for a role with an Oil & Gas company in London.

This is a staff role and will be in the office 4 days a week and remote for 1 day a week.

Candidate must have experience of taking projects from design to post-implementation, experience with Arista and Palo Alto highly desired, and must be CCNA or CCIE certified. Candidates must have at least 5+ years of network design and implementation experience (Data Center, Campus, Wi-Fi, Security).

Position Title: Senior Network Security Engineer
Contract Type: Staff
Expected package: To be discussed.
Location: London, UK.

As a member of our client’s UK-based IT team you will be playing a key role in maintaining and enhancing our global network infrastructure. You will ensure network stability, security, and efficiency across our operations while driving improvements and innovation.

Key Responsibilities

• Network Design & Implementation: Contribute to the development and execution of client’s global networking roadmap.
• Network Monitoring & Troubleshooting: Maintain, monitor, and resolve issues in client’s global network infrastructure.
• Security & Incident Management: Act as the primary contact for network security events, analysing alerts, vulnerabilities, and potential threats.
• Supplier & Vendor Management: Manage relationships with network service providers, ensuring optimal WAN, LAN, and hardware performance.
• Configuration & Optimization: Create and modify configurations on Cisco/Arista switches, routers, and firewalls (Firepower & Palo Alto).
• Threat Analysis & Mitigation: Utilise threat intelligence services and security tools to identify and address vulnerabilities.
• Automation & Scripting: Implement network automation using Python and Ansible for improved efficiency.
• Technical Documentation & Training: Enhance documentation, train colleagues, and contribute to knowledge-sharing across teams.

Requirements

• 5+ years of network design and implementation experience (Data Center, Campus, Wi-Fi, Security).
• Expertise in routing, switching, and network architecture.
• Strong communication and problem-solving skills.
• Experience with network automation (Python, Ansible) (preferred).
• Industry certifications (ACE 5-7, CCNA, CCIE) (preferred).
• Experience in Azure networking and security (a plus).
• Experience with Network Overlay and Virtualization is highly desired
• Enjoys research into emerging threats in the security landscape and identifying and analysing real-world threats