Cisco Voice SME - 12-Month Contract - Glasgow - Inside IR35

Hamilton Barnes; Glasgow; Hybrid; GBP 92,000 - 129,000; Full time

Job summary

Hamilton Barnes is seeking a Cisco Voice SME (L3 Voice Operations Engineer) for a 12-month contract in Glasgow on a hybrid basis (3 days onsite). You will plan, install and migrate enterprise voice and data infrastructure for a new office build, and provide L3 support when live.

The role requires strong CUCM expertise (12.x+), IP endpoints, Jabber, SIP/MGCP/ISDN, and CCNP Collaboration-level knowledge; Bachelor's preferred, with some Friday/Saturday hours during installation phases.

Qualifications

• Strong Cisco Unified Call Manager (CUCM) expertise, version 12.x or later.
• Hands-on experience with contact centre voice and Jabber/MRA.
• Deep knowledge of voice technologies, SIP/MGCP/ISDN, and call routing.
• Minimum 5 years working with enterprise voice and data systems; CCNP Collaboration preferred.

Responsibilities

• Plan, coordinate and install voice and data hardware and cabling for office projects.
• Oversee migrations and support first-day operations in the new environment.
• Provide L3 troubleshooting, analysis and remediation for global voice infrastructure.
• Support L1/L2 teams during incidents and keep business units informed.
• Participate in operational acceptance, produce as-built docs, and support vendor governance.

Skills

CUCM expertise

Jabber / Jabber Mobile

SIP / MGCP / ISDN

Call routing / session management

Enterprise voice experience

Education

Bachelor's degree

CCNP Collaboration

Tools

Cisco CUCM 12.x

Job description

Cisco Voice SME - 12-Month Contract - Glasgow - Inside IR35

Our client, a leading IT consultancy, is looking for a Cisco Voice SME (L3 Voice Operations Engineer) to support a major financial services programme. You will plan, install and migrate enterprise voice and data infrastructure for a new office build, then provide L3 support for telephony services once it is live. This is a 12-month contract, Inside IR35, based in Glasgow on a hybrid basis (3 days a week onsite). Some Friday evening and Saturday working is required during installation phases.

Key Responsibilities

• Plan, coordinate and install voice and data hardware and associated cabling for office construction, renovation and relocation projects


• Oversee migrations and support the first day of business operations in the new environment


• Provide L3 troubleshooting, analysis and remediation for global voice infrastructure, covering incident, problem and change management


• Support L1 and L2 teams through incident escalations, and keep business units informed during projects and incidents


• Take part in operational acceptance of new deployments, produce as-built technical documentation, and contribute to vendor management and governance

What You Will Ideally Bring

• Strong Cisco Unified Call Manager (CUCM) expertise, version 12.x or later, including IP endpoints, Cisco Jabber and Jabber Mobile


• Hands-on experience with contact centre voice and Cisco Mobile and Remote Access (MRA)


• Deep knowledge of voice technologies and protocols (SIP, MGCP, ISDN), session management and call routing


• A minimum of 5 years working with enterprise voice and data systems, with CCNP Collaboration-level knowledge (certification preferred, not required)


• Desirable: Cisco UCCX, Avaya Session Manager, IPC and Private Wires, and a Bachelor's degree

Contract Details

• Duration: 12 months


• Day Rate: Negotiable


• Determination: Inside IR35


• Location: Glasgow (hybrid, 3 days a week onsite)


• Positions: 1


• Start Date: ASAP

Cisco Voice SME - 12-Month Contract - Glasgow - Inside IR35