Cloud and Network Infrastructure Engineer

Cloud & Network Infrastructure Engineer

Salary: Up to £70,000 DOE

Job Type: Full-Time

Join a Fast-Paced, Mission-Critical Environment

Are you a highly skilled Cloud and Network Infrastructure Engineer with expertise in DMVPN, AWS-hosted CSR routers, and Linux troubleshooting? Do you thrive in a high-uptime, reactive environment where your expertise in network optimisation, automation, and troubleshooting directly impacts mission-critical operations? If so, this is your opportunity to take ownership of cutting-edge network and cloud infrastructure.

About the Role

In this hands-on role, you will play a key part in maintaining and optimising a DMVPN network, managing AWS-based CSR 8000v routers, and delivering advanced Linux troubleshooting and automation. You will be the go-to technical expert, advising leadership on best practices, network improvements, and automation strategies while working closely with the Comms team to support a large-scale infrastructure spanning over 2,700+ sites.

Why Join Them?

Make a Real Impact - Your expertise will directly influence uptime, security, and performance in a mission-critical environment.

Technical Autonomy - As an individual contributor, you will have the opportunity to drive improvements and shape best practices.

Cutting-Edge Technology - Work with advanced Cisco networking, AWS cloud infrastructure, and DevOps automation tools.

Collaborative Environment - Partner with key teams to optimise infrastructure and improve operational efficiency.

Your Role & Responsibilities

DMVPN & AWS Network Management (40%)

Maintain and optimise a DMVPN network terminating into dual CSR 8000v routers.
Ensure high availability, performance, and redundancy across AWS-hosted network environments.
Troubleshoot complex network issues in a fast-paced, uptime-sensitive setting.
Work closely with the Comms team to support router and PC provisioning across 2,700+ sites.
Keep detailed documentation of network topology, configurations, and architecture.Infrastructure Optimisation & Root Cause Analysis (20%)

Identify and resolve network and system bottlenecks.
Conduct root cause analysis (RCA) to eliminate recurring network and system faults.
Develop strategies for business continuity, failover testing, and disaster recovery.Advanced Linux Support & Monitoring (20%)

Provide advanced Linux troubleshooting for distributed hosts.
Automate recurring Linux administration tasks to improve efficiency.
Manage monitoring tools (Zabbix, New Relic, CloudWatch) to enhance system performance and reliability.
Develop automated alerting and logging to improve response times and reduce downtime.DevOps & Automation (20%)

Implement Infrastructure as Code (IaC) using Terraform or Ansible.
Automate infrastructure provisioning and configuration management.
Improve monitoring and proactive issue detection using CloudWatch, Prometheus, or similar tools.
Develop Python/Bash scripts to streamline network operations and system maintenance.

What They're Looking For

Essential Skills & Experience:

Strong expertise in Cisco networking (routing, switching, VPNs, security, DMVPN).
Hands-on experience with AWS Cloud Networking:
VPC, VPN, GRE, BGP, and IPsec tunnels
Network ACLs, Security Groups, and Route Tables
Proven experience in Linux administration, troubleshooting, and automation.
Strong knowledge of network and system monitoring tools (Zabbix, New Relic, CloudWatch, NetFlow, Wireshark).
Ability to troubleshoot complex network issues in high-uptime, reactive environments.

Preferred Qualifications:

CCNP certification (or equivalent experience with Cisco networking).
Experience managing AWS-hosted network environments, particularly with CSR8000v virtual routers.
Proficiency in Python/Bash scripting for network automation.
Familiarity with Terraform, Ansible, or other Infrastructure as Code (IaC) tools.

Soft Skills:

Self-motivated with the ability to take ownership of network and infrastructure management.
Strong communication skills, working effectively with leadership and technical teams.
Ability to balance proactive improvements with reactive problem-solving to maintain uptime and service reliability.

Ready to Take on the Challenge?

If you're a highly skilled Cloud & Network Infrastructure Engineer looking for an exciting opportunity to work in a fast-paced, mission-critical environment, we want to hear from you! Apply today and take the next step in your career.

What's On Offer:

£60,000 - £70,000 pa, based on experience
25 days holiday
Birthday off as an added days leave
Company pension scheme
Health Shield (Claim money back for Dental, Glasses, Doctors, etc)
Ongoing training and certification opportunities
Genunine progression opportunities

You can be a: Cloud & Network Engineer | Cisco Networking | AWS CSR 8000v | DMVPN | Linux Administration | Network Optimisation | High-Availability Systems | Automation & DevOps | Infrastructure as Code | Python & Bash Scripting | Network Security | Root Cause Analysis | Mission-Critical Environments

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