At a Glance
- Tasks: Design and optimise network and voice infrastructure for a leading financial services organisation.
- Company: Join a top-tier financial services firm with a focus on innovation and technology.
- Benefits: Permanent role with competitive salary, health benefits, and opportunities for professional growth.
- Other info: Opportunity for career advancement and involvement in exciting technology projects.
- Why this job: Make a real impact in a dynamic environment while enhancing your networking skills.
- Qualifications: Strong experience with Cisco networks and enterprise voice platforms required.
The predicted salary is between 56700 - 69300 £ per year.
Insight Global are seeking a Network & Voice Engineer for a leading financial services organisation. This position requires
3 days onsite in
London, England for a permanent opportunity.
The Network & Voice Engineer will be responsible for the design, implementation, maintenance, and support of the organisation's network, voice, and unified communications infrastructure.
This role plays a key part in ensuring the availability, security, and performance of enterprise networking environments across multiple locations.
The position offers the opportunity to take ownership of network refresh and infrastructure enhancement projects, working closely with vendors and stakeholders while contributing to strategic technology initiatives.
The role is approximately 80% networking-focused and 20% telephony-focused, supporting a modern enterprise environment and serving as a Tier 3 escalation point for critical incidents.
Candidates should be comfortable participating in occasional after-hours support when required.
Must-Have Requirements Include
- Strong experience supporting Cisco-based LAN, WAN, WLAN, and VPN environments.
- Hands-on expertise with routing, switching, firewalls, and multi-site network connectivity.
- Experience supporting enterprise voice and unified communications platforms, including SIP trunking, Session Border Controllers (SBCs), call routing, and provisioning.
- Proven ability to monitor, troubleshoot, and resolve complex network and telephony infrastructure issues.
- Knowledge of network security principles, compliance requirements, disaster recovery, business continuity planning, and technical documentation.
- Experience contributing to network architecture, capacity planning, technology upgrades, vendor management, and Tier 3 support functions.
- Strong communication and stakeholder management skills.
Plusses Include
- Advanced networking expertise across BGP, OSPF, Multicast, VPN technologies, Cisco routers, switches, Firepower Threat Defence (FTD), Wireless LAN Controllers, and Access Points.
- Experience with Vo IP technologies and voice infrastructure.
- Scripting and automation experience using Python, Ansible, or similar technologies.
- Previous experience within a fast-paced financial services environment.
Key Responsibilities
- Design, implement, maintain, and optimise enterprise network and voice infrastructure.
- Support Cisco networking technologies including routing, switching, wireless, VPN, and firewall environments.
- Provide Tier 3 troubleshooting and escalation support for critical network and telephony incidents.
- Manage and optimise SIP trunking, voice platforms, and unified communications solutions.
- Support security, compliance, disaster recovery, and business continuity initiatives.
- Build and maintain relationships with network vendors, telecommunications providers, and service partners.
- Create and maintain technical documentation, standards, and operational procedures.
- Contribute to network architecture, infrastructure roadmaps, capacity planning, and technology refresh programmes.
- Participate in network refresh and infrastructure modernisation projects, including design, implementation, and vendor coordination.
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Voice Network Engineer employer: Insight Global
At Insight Global, we pride ourselves on being an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration. Our team members enjoy comprehensive benefits, ample opportunities for professional growth, and the chance to work with leading entertainment streaming clients in a vibrant location. Join us to be part of a forward-thinking environment where your contributions truly matter.
