Solution Architect - IMS

First Point Group; España; Remote; EUR 90,000 - 130,000; Full time

Job summary

First Point Group seeks a Telco Solutions Architect with a telecom operator background to lead end-to-end solution architecture for live operator deployments. The role focuses on how an emerging AI-driven security product integrates into mobile networks, requiring deep telecom infrastructure knowledge and collaboration with product, engineering and commercial teams.

This is a highly technical, customer-facing position where you will engage with operator network architects and security teams

Qualifications

• Deep hands-on experience within mobile telecommunications infrastructure.
• Strong understanding of mobile core, voice/calling systems, signalling and carrier-grade network architecture.
• Experience designing network integrations and telecom call flows.
• Experience building, integrating or delivering technology products with software and engineering teams.
• Proven experience working directly with telecom operators and senior technical stakeholders.
• Excellent communication skills with the ability to explain complex network architecture to technical and non-technical audiences.

Responsibilities

• Own end-to-end solution architecture for deployments into mobile operator networks, including network integration, call-flow design and deployment topology.
• Design solutions across on-premise, hybrid and cloud environments.
• Act as the internal technical design authority, reviewing and challenging architecture and product decisions.
• Engage directly with mobile operator network architects, security teams and infrastructure leads.
• Translate complex telecom infrastructure requirements into clear guidance for product and engineering teams.
• Feed real-world operator network requirements and constraints into product development and roadmap decisions.
• Assess technical integration trade-offs across latency, signalling, interworking, data residency, cost and operational requirements.
• Determine the technical feasibility of proposed integrations and solution designs.
• Support technical discussions throughout solution design, integration, testing and deployment.
• Provide technical leadership, coaching and guidance across internal and customer teams.

Skills

IMS

SIP

VoLTE

VoNR

Diameter

SS7

SIGTRAN

Mobile Core

Telecom Signalling

Tools

SBCs

Signalling Firewalls

Job description

Are you a Solutions Architect (telecom operator background) with Voice Core (IMS & SBC) experience across Mobile Core, Voice & Security? This is a truly exciting opportunity to join a company building an AI + network security product being integrated directly into operator networks (you do not need AI experience, you will work with the AI Expert).

The successful candidate will have strong technical expertise covering Mobile Core & Voice such as - IMS, SIP, VoLTE, VoNR, Diameter, SS7, SIGTRAN or related telecom signalling technologies.

This is an exciting opportunity in a non-traditional Solution Architect role. Instead of designing customer solutions around a mature predefined telecom product portfolio, it's an opportunity to define how an emerging advanced AI-driven security product integrates into live operator networks, while influencing the product architecture itself whilst working with the world's leading telecom operators.

Details

• Full-time permanent or contract engagement can be considered
• Fully remote working can be considered.

*****PLEASE NOTE - sponsorship is not possible, candidates must live in Europe with rights to work.

The Opportunity

• Our client develops network-native security solutions designed to protect voice, messaging and data traffic across telecom operator networks.
• They are looking for an experienced Telco Solutions Architect to act as the technical design authority for how their platform integrates into live mobile operator environments.
• This is a highly technical, customer-facing position requiring deep telecom infrastructure knowledge combined with the ability to work closely with product, engineering and commercial teams.

Key Responsibilities

• Own end-to-end solution architecture for deployments into mobile operator networks, including network integration, call-flow design and deployment topology.
• Design solutions across on-premise, hybrid and cloud environments.
• Act as the internal technical design authority, reviewing and challenging architecture and product decisions.
• Engage directly with mobile operator network architects, security teams and infrastructure leads.
• Translate complex telecom infrastructure requirements into clear guidance for product and engineering teams.
• Feed real-world operator network requirements and constraints into product development and roadmap decisions.
• Assess technical integration trade-offs across latency, signalling, interworking, data residency, cost and operational requirements.
• Determine the technical feasibility of proposed integrations and solution designs.
• Support technical discussions throughout solution design, integration, testing and deployment.
• Provide technical leadership, coaching and guidance across internal and customer teams.

Required Experience

• Deep hands-on experience within mobile telecommunications infrastructure, gained within a mobile operator or major telecom/network technology vendor.
• Strong understanding of mobile core, voice/calling systems, signalling and carrier-grade network architecture.
• Strong understanding of how telecom services integrate and operate within live mobile networks.
• Experience designing network integrations and telecom call flows.
• Experience building, integrating or delivering technology products alongside software and engineering teams.
• Proven experience working directly with telecom operators and senior technical stakeholders.
• Excellent communication skills with the ability to explain complex network architecture to technical and non-technical audiences.
• Ability to operate as a credible technical peer to Core Network, Voice, Security and Infrastructure Architects.
• Experience with IMS, SIP, VoLTE, VoNR, Diameter, SS7, SIGTRAN or related telecom signalling technologies.
• Experience with Mobile Core, IMS or Voice Core architecture.
• Knowledge of telecom security, fraud prevention, signalling security or identity solutions.
• Experience with technologies such as SBCs, signalling firewalls, SS7/Diameter security or voice fraud prevention.
• Experience designing solutions across on-premise, hybrid and cloud-native telecom environments.
• Previous pre-sales, Sales Engineering or customer-facing Solutions Architecture experience.
• Experience working within an early-stage, high-growth or fast-moving technology environment.