Analyst, IT Network Engineering

Ciena; London; On-site; GBP 40,000 - 65,000; Full time

Job summary

Ciena seeks a network engineer to join the Global Network Services Team in London. Your key responsibilities will involve designing and automating network solutions that support the company's global operations. This role requires proficiency in network infrastructure and automation tools, along with a collaborative spirit. Join Ciena in fostering a respectful and inclusive work environment where your contributions are valued.

Qualifications

• 2–5 years of hands-on experience in IT network infrastructure.
• Strong working knowledge of routing, switching, Wi-Fi, or firewalls.
• Willingness to participate in a 24x7 on-call support rotation.

Responsibilities

• Design, implement, support, and automate network solutions.
• Troubleshoot, perform vendor escalations, on-call rotation.
• Automate network tasks via Terraform and Ansible.

Skills

Routing

Switching

Wi-Fi

Firewall

Troubleshooting

Network Security

Automation

Collaboration

Education

Engineering degree in computer science or related field

Tools

Terraform

Ansible

SharePoint

JIRA

Job description

As the global leader in high-speed connectivity, Ciena is committed to a people-first approach. Our teams enjoy a culture focused on prioritizing a flexible work environment that empowers individual growth, well-being, and belonging. We’re a technology company that leads with our humanity—driving our business priorities alongside meaningful social, community, and societal impact.

What will you do at Ciena?

As part of the Global Network Services Team, you will help design, implement, support, and automate secure, high-performance network solutions that power Ciena’s global operations. You'll work closely with IT, security, and application teams to enable seamless connectivity and productivity for employees and customers. Your responsibilities will include:

• Learning and supporting: SD-WAN, multi-cloud connectivity, enterprise routing/switching, Wi-Fi/BLE, and remote access

• Implementing: Solutions from Ciena, VeloCloud, Zscaler, Aruba, Juniper, Palo Alto, and Fortinet; cloud networking across Azure, AWS, OCI

• Supporting: Troubleshooting, on-call rotation, RCA, vendor escalations

• Automating: Network tasks via Terraform, Ansible

• Documenting: Using SharePoint and JIRA

Must-haves

• 2–5 years of hands-on experience in IT network infrastructure

• Strong working knowledge of routing, switching, Wi-Fi, or firewalls

• Proficiency in troubleshooting and supporting network/security technologies

• Experience with automation tools like Terraform or Ansible

• Engineering degree in computer science or related field, or equivalent experience

• Self-motivated, adaptable, and reliable with strong communication and collaboration skills

• Willingness to participate in a 24x7 on-call support rotation

Assets

• Certifications (Cisco, Juniper, Aruba)

• Experience with cloud platforms (Azure, AWS, OCI)

• Exposure to SD-WAN, cloud-based security (Zscaler, cloud firewalls)

• Familiarity with enterprise Wi-Fi/BLE and remote access technologies

• Growth mindset and openness to feedback and continuous learning

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At Ciena, we are committed to building and fostering an environment in which our employees feel respected, valued, and heard. Ciena values the diversity of its workforce and respects its employees as individuals. We do not tolerate any form of discrimination.

Ciena is anEqual Opportunity Employer, including disability and protected veteran status.

If contacted in relation to a job opportunity, please advise Ciena of any accommodation measures you may require.