Senior Solution Architect - Core Networks

Capgemini Engineering; Riyadh; On-site; SAR 480,000 - 720,000; Full time

Benefits offered by this job

Leadership programs

Innovation labs

Global collaboration

Engineering conferences

Job summary

Capgemini Engineering in Saudi Arabia seeks a Lead Core Network Architect to own end-to-end mobile core architecture across EPC, 5G Core and IMS, delivering carrier-grade, scalable solutions.

You will lead multi-vendor integrations, mentor a high-performing team, engage with senior stakeholders, and drive architecture decisions that align with strategic connectivity objectives.

Qualifications

• 12+ years in telecom core network architecture.
• Expertise in EPC, 5G Core and IMS technologies.
• Lead large multi-vendor core deployments.
• Strong IP networking and security design.
• Documentation of HLD/LLD and runbooks.
• Senior stakeholder engagement and communication.
• Leadership and mentoring of teams.
• Experience with KSA operators is advantageous.

Responsibilities

• Architect end-to-end mobile core solutions across EPC, 5G Core, and IMS.
• Define capacity, redundancy, and geo-resilience strategies.
• Lead multi-vendor integration across RAN, transport, OSS, MCX, and security.
• Produce HLD and LLD documentation and runbooks.
• Drive vendor management and roadmap alignment.
• Lead customer engagements with senior stakeholders.
• Mentor core network engineers and foster excellence.
• Support deployment, performance optimization, and acceptance.

Skills

Core network arch

EPC/5G Core

IMS tech

Multi-vendor integration

Leadership

Stakeholder mgmt

IP networking

Security controls

HLD/LLD docs

Team mentoring

KSA deployment

Executive engagement

Job description

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world's mostinnovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as theyprovide unique R&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days arethe same.

Your Role

At Capgemini Engineering, we are shaping the future of mission-critical connectivity across the globe. Our Connectivity & Network Engineering teams are at the heart of next-generation telecom transformation, delivering resilient, secure, and scalable core network platforms for some of the most demanding environments in the world. In Al-Khobar, we are growing our team of senior technical leaders who can own architecture decisions, drive multi-vendor integration, and lead high-performing engineering teams. If you are a seasoned core network architect who thrives at the intersection of technical depth and strategic leadership, this is the opportunity for you.

We are looking for an exceptional Lead Core Network Architect to own the architecture and technical leadership of mobile core networks for private mission-critical connectivity platforms. You will define end-to-end core architecture strategies, lead complex multi-vendor integrations, and serve as the principal technical authority across EPC, 5G Core, and IMS domains - ensuring every solution is resilient, scalable, and built to the highest standards of carrier-grade reliability.

In this role you will play a key role in:

• Architecting and owning end-to-end mobile core network solutions across EPC, 5G Core, and IMS domains, including subscriber management, policy and charging frameworks, and gateway functions, ensuring carrier-grade resilience and scalability for mission-critical private network environments
• Defining comprehensive core network architecture strategies including capacity planning, redundancy models, and geo-resilience designs, translating complex SLA requirements into robust, future-proof technical solutions that meet the highest standards of availability and performance
• Leading multi-vendor integration across RAN, transport, OSS, MCX, and security domains, managing technical interdependencies and ensuring seamless end-to-end interoperability across the full network stack in large-scale deployment programs
• Producing high-quality High Level Design (HLD) and Low Level Design (LLD) documentation, operational runbooks, and technical reference architectures, ensuring that all solutions are thoroughly documented and ready for operational handover
• Driving vendor technical and relationship management, acting as the primary technical interface with key technology partners, evaluating vendor capabilities, influencing roadmaps, and ensuring alignment with program objectives and customer requirements
• Leading customer engagement activities at a senior technical level, building trusted relationships with key stakeholders, presenting architectural recommendations with clarity and confidence, and translating complex technical concepts into business-aligned outcomes
• Managing and mentoring the core network engineering team, providing technical guidance, fostering a culture of engineering excellence, and developing the next generation of core network talent within the organization
• Supporting deployment, performance optimization, and acceptance activities, providing hands-on technical leadership throughout the delivery lifecycle to ensure every solution meets design intent, performance benchmarks, and operational readiness criteria

Your Profile

We are looking for a technically exceptional and strategically minded core network leader who brings deep domain expertise, proven delivery experience, and the gravitas to lead in complex, high-stakes environments.

• 12+ years of experience in telecom core network architecture, with a strong and demonstrable background in mission-critical network environments and a proven track record of leading large-scale, complex core network programs from architecture through to deployment
• Deep technical expertise across EPC, 5G Core, and IMS technologies, including thorough knowledge of subscriber management, policy and charging systems, gateway functions, and the end-to-end mobile core architecture in both standalone and non-standalone 5G configurations
• Extensive experience leading large-scale, multi-vendor core network deployments, with the ability to manage complex technical interdependencies, drive vendor alignment, and ensure seamless integration across RAN, transport, OSS, MCX, and security domains
• Strong proficiency in IP networking, routing protocols, and security controls, with the ability to design and validate transport and security architectures that underpin mission-critical core network platforms with uncompromising reliability
• Demonstrated ability to translate SLA requirements into robust technical solutions, with experience producing HLD/LLD documentation, operational runbooks, and capacity and geo-resilience strategies for carrier-grade network environments
• Proven senior stakeholder management and customer engagement skills, with the ability to build trusted relationships at executive level, influence architectural decisions, and communicate complex technical strategies with clarity and authority
• Strong leadership and team management capabilities, with experience building, guiding, and mentoring core network engineering teams in fast-paced, multicultural, and high-pressure delivery environments
• Experience working in or with KSA-based telecom operators or service providers is highly advantageous, with familiarity of the regional deployment landscape, operational expectations, and the strategic connectivity priorities aligned to Vision 2030

What You'll Love About Working Here

• Career acceleration programs - From associate to leaders and beyond, get support in your career at every stage with award-winning programs such as our leadership development program, Connected Manager, to accelerate your growth and develop your expertise.
• Worldwide Leader of Engineering Services - Capgemini Engineering combines its broad industry knowledge and cutting-edge technologies in digital and software to support the convergence of the physical and digital worlds. We help our clients unleashing their R&D potential to develop smart products and services of tomorrow.
• Dedicated innovation labs - We help the world's largest innovators engineer the products and services of tomorrow by leveraging our experts and labs, dedicated to topics as 5G, 6G, AI, Autonomous Vehicles and Quantum.
• Engineering Horizons - A global conference crafted exclusively for Capgemini Engineering colleagues, where excellence takes center stage. Immerse yourself in opportunities to showcase your talents and connect with the brightest minds in engineering across the planet.

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.