Staff Network Engineer
Cision
| Company | Cision |
| Category | Engineering |
| Location | GB |
| Remote | — |
| Employment | Not stated |
| Level | Not stated |
| Salary | Not stated by the employer |
| Posted | 18 May 2026 |
| Last verified | 12 Aug 2026 |
| Source | The employer's own careers page (company_site) |
Description
Cision, a global leader in PR, marketing, and social media management technology, seeks a Staff Network Engineer to design, implement, and operate highly reliable network infrastructure across cloud and on-premises environments. This role requires strong expertise in networking, cloud architectures, and network automation, with the candidate serving as a key technical contributor within the Network Engineering team.
What You'll Do
• Design, implement, and maintain network infrastructure across cloud and on-premises environments
• Implement and maintain routing architectures including BGP, OSPF, route policies, and peering strategies
• Implement and manage hybrid networking including VPNs, Direct Connect, and inter-region routing
• Manage and configure Juniper networking hardware
• Develop network automation using Infrastructure-as-Code tools such as Terraform and Ansible
• Implement network security controls including segmentation, firewall policies, and access management
• Participate in capacity planning, performance optimisation, and traffic analysis
• Participate in incident response and root cause analysis for network-related outages
• Manage ISP connectivity including transit providers, private circuits, and carrier relationships
What You Need
• 7+ years of experience in network engineering roles
• Relevant certification such as CCNP or JNCIP in Data Centre, Enterprise, or Service Provider
• Strong knowledge of BGP, OSPF, routing policies, and network troubleshooting
• Strong understanding of TCP/IP, DNS, NAT, routing, switching, and load balancing
• Hands-on experience with Juniper networking platforms including SRX Firewalls and QFX switching
• Ability to troubleshoot layer 2 issues including ARP, MAC address tables, LACP, and MC-LAG
• Ability to troubleshoot DNS problems
• Experience with common network cabling
• Knowledge of Kubernetes CNI such as Calico and Cilium
• Experience with hybrid cloud networking including site-to-site VPNs and private connectivity such as AWS Direct Connect and GCP Interconnect
• Understanding of cloud-native networking services such as VPC, Transit Gateway, and Cloud Router
• Working knowledge of Terraform for network infrastructure provisioning
• Experience with configuration management tools such as Ansible
• Experience implementing network monitoring and alerting systems
• Understanding of network performance metrics and logging
• Ability to create and maintain runbooks and documentation
• Experience implementing network security controls and segmentation
• Understanding of firewall management and security policies
• Familiarity with network access control concepts
Nice to Have
• EVPN experience
• Ability to drive to London Data Centres
• Experience with RIPE
• Good understanding of MANRS and RPKI
• Experience with IPv6 rollout
• Juniper-specific knowledge and experience
• Linux CLI knowledge