Solution Lead

Consult; Greater London; Hybrid; GBP 161,000 - 181,000; Full time

Job summary

Consult is seeking a Solution Lead in London to design, implement and optimise cross-domain solutions and MLS gateways for secure, regulated environments. Lead multi-vendor UC integrations (SIP, H.323, VTC) and shape resilient, low-latency architectures.

You will provide technical governance and collaborate with security, infrastructure and stakeholders to deliver secure enterprise collaboration. This on-site 12-month role offers a unique opportunity to influence critical infrastructure in a

Qualifications

• Proven experience designing and delivering Unified Communications solutions within secure or highly regulated environments.
• Experience with Cross-Domain Solutions (CDS), guards and MLS architectures or related secure information exchange tech.
• Hands-on experience with multi-vendor UC technologies across enterprise environments.
• Strong understanding of network architecture, secure communications and information assurance principles.

Responsibilities

• Lead the architecture, implementation and optimisation of CDS, guards and MLS gateways.
• Design and deliver secure cross-domain communication solutions between classified networks.
• Integrate multi-vendor UC platforms including SIP, H.323, VTC and presence services.
• Develop resilient, low-latency communication architectures for critical ops.
• Provide technical leadership to engineering teams through design, deployment and testing.
• Ensure solutions meet security, compliance and information assurance requirements.
• Collaborate with infra, security and stakeholder teams to deliver secure enterprise collaboration.

Skills

Unified Communications

Cross-Domain Solutions

MLS architectures

Security accreditation

Stakeholder management

Team leadership

Networking security

Architectural governance

Communication skills

Tools

SIP

H.323

VTC

Messaging platforms

Job description

Job Title: Solution Lead

Location: London - On-site

Contract: 12 Months

Day Rate: £870 - OUTSIDE IR35

What You'll Do

• Lead the architecture, implementation and optimisation of Cross-Domain Solutions (CDS), guards and Multi-Level Security (MLS) gateways.
• Design and deliver secure cross-domain communication solutions that enable collaboration between classified, secure and segregated network environments.
• Integrate and standardise multi-vendor Unified Communications platforms including SIP, H.323, Video Teleconferencing (VTC), instant messaging and presence services.
• Develop resilient, fault-tolerant and low-latency communication architectures to support critical operational environments.
• Provide technical leadership to engineering teams throughout solution design, deployment, testing and operational transition.
• Ensure communication solutions meet rigorous security, compliance and information assurance requirements.
• Work closely with infrastructure, security and stakeholder teams to deliver highly secure enterprise collaboration capabilities.

What We're Looking For

• Proven experience designing and delivering Unified Communications solutions within secure or highly regulated environments.
• Strong expertise in Cross-Domain Solutions (CDS), guards, data diodes, MLS architectures or related secure information exchange technologies.
• Hands-on experience with UC technologies including SIP, H.323, VTC, voice, messaging and collaboration platforms.
• Experience integrating complex multi-vendor communication systems across enterprise environments.
• Strong understanding of network architecture, secure communications and information assurance principles.
• Experience leading technical teams and providing architectural governance across large-scale deployments.
• Knowledge of security accreditation, compliance and risk management processes.
• Excellent stakeholder management and communication skills.
• Ability to operate effectively within complex, mission-critical environments.

Desirable Experience

• Experience with secure voice, video and collaboration technologies in classified environments.
• Knowledge of secure gateway technologies, cyber security frameworks and zero-trust architectures