Unified Communications Solution Lead - DV Cleared

CBSbutler Holdings Limited trading as CBSbutler; City of Westminster; On-site; GBP 138,000 - 145,000; Full time

Job summary

CBSbutler Holdings Limited trading as CBSbutler is seeking an experienced Unified Communications Solution Lead for a Central London on-site role. You will design and deliver secure UC solutions across complex networks, producing HLD/LLD alongside strong technical leadership and stakeholder management.

This is a senior UC position operating in a highly secure, mission-critical environment. The role requires MOD DV clearance and hands-on experience with voice, video, collaboration, and secure

Qualifications

• Proven experience in Unified Communications architecture and solution design.
• Experience producing High-Level and Low-Level Design documentation.
• Excellent knowledge of SIP, VoIP, call routing and telephony integration.
• Experience delivering UC solutions in complex, secure or regulated environments.
• Current MOD DV Clearance is essential.

Responsibilities

• Design and deliver secure UC solutions across complex networks.
• Produce high-quality HLD and LLD documentation.
• Architect and integrate voice, video, collaboration and telephony services.
• Ensure interoperability between multiple UC platforms and technologies.
• Work with SIP, VoIP, call routing and telephony integration.

Skills

UC architecture

HLD/LLD docs

SIP/VoIP

UC platforms

Voice/Video deployment

Stakeholder management

Security/compliance

MOD DV Clearance

Job description

Unified Communications Solution Lead

Location: Central London - Fully Onsite

Contract: 12-month rolling contract

Rate: £100-£105 per hour, Outside IR35

Clearance: MOD DV Clearance - Essential

The Opportunity

We are looking for an experienced Unified Communications Solution Lead to join a high-profile secure communications programme in Central London.

You will be responsible for designing and delivering secure, resilient collaboration solutions across complex and highly controlled network environments. The role combines Unified Communications architecture, secure network integration, technical leadership and stakeholder management.

This is an excellent opportunity for a senior UC professional with strong experience across voice, video, collaboration and secure communications environments, who is comfortable operating in a highly secure, mission-critical setting.

Key Responsibilities

• Design and deliver secure Unified Communications solutions across complex and segregated network environments.
• Produce high-quality High-Level Design (HLD) and Low-Level Design (LLD) documentation.
• Architect and integrate voice, video conferencing, collaboration and telephony services.
• Design and support interoperability between multiple UC platforms and communication technologies.
• Work across SIP, VoIP, call routing and telephony integration.
• Act as the technical point of contact, providing technical leadership throughout the delivery lifecycle.
• Engage with and manage stakeholders across engineering, architecture, security and delivery teams.
• Support the deployment of resilient, highly available and low-latency communications services.
• Ensure solutions meet stringent security, information assurance and compliance requirements.
• Provide technical leadership and guidance to engineering teams to ensure successful implementation and delivery.

Essential Technical Skills & Experience

• Proven experience in Unified Communications architecture and solution design.
• Strong experience producing HLD and LLD design documentation.
• Excellent knowledge of SIP, VoIP, call routing and telephony integration.
• Experience working with Unified Communications platforms.
• Strong background in voice, video conferencing and collaboration service deployment.
• Demonstrable experience acting as a technical point of contact and managing technical stakeholders.
• Experience delivering solutions within complex, secure or highly regulated environments.
• Current MOD DV Clearance - Essential.

Desirable

• Experience in Cross-Domain Architecture.
• Knowledge of Cross-Domain Solutions (CDS), security gateways or multi-level security environments.
• Experience integrating communications across separate or classified network domains.
• Knowledge of H.323, VTC, instant messaging and presence technologies.
• Experience with multi-vendor UC environments and interoperability.

Contract Details

£100-£105 per hour | Outside IR35 | Central London | Fully Onsite | 12-month rolling contract | MOD DV Clearance required

If you are a senior Unified Communications Solution Lead with the required MOD DV clearance and experience delivering secure, enterprise-scale UC solutions, we would be keen to hear from you