Technical & Integration Solution Specialistecialist

Recruiter: Mark Thomas

Hiring Manager: Katy Parsons

Career Grade: D

Internal Closing Date: 11/09/2026

About the role

Our purpose is to use the power of communication to make a better world. For each other, for our customers, for society and our communities.

This role supports the successful integration of new systems, products, services, and validation campaigns to assure the quality of the deliveries on behalf of EE and its customers, through technical and commercial launch.

We are looking for someone with a strong technical background, having had hands on experience working with packet core nodes. The successful candidate would become our SME, and our go to person within the team, who is willing to share your expertise and knowledge.

This is a great opportunity to gain exposure to a variety of networks and the innovation in what we do including access to new technologies. You will be part of a friendly and supportive team who deliver projects and services for our customers through the comprehensive testing of our mobile network technologies and innovations.

This role is based in London or Bristol and our hybrid working model means you are expected to be in the office 3 days per week.

What you’ll be doing

• Use a broad knowledge of testing approaches, practices and techniques to engage projects, programmes and stakeholders, and create the test architecture elements of the overall solution design.
• Analyse low-level traces to identify issues and recommend appropriate resolutions.
• Support Delivery Leads, Programme Test Managers and Test Managers in achieving their strategic goals by providing technical support to them and the test delivery teams.
• Monitor the effectiveness of testing methodologies and tools, using insights from all stages of the end-to-end delivery lifecycle to drive improvements.
• Identify testing tools and technologies that can be implemented, aligning with those used across the wider design and development functions and by strategic technology partners.
• Work with Test Automation teams to design and develop the test automation framework as an intrinsic part of the solution design, driving automation and increasing its coverage across successive deliveries.
• Work with Environment Delivery and Support teams to ensure mobile network and IT environments keep pace with testing tools and delivery requirements, and help define an environment strategy that supports live-reflective and future releases in the lab.
• Provide technical expertise, documentation and training to testing and other business functions, and coach members of the Mobile Core Test team.
• Stay current with process, practice and technology developments, adopting them where appropriate to enhance solutions for technical and business requirements.
• Work with internal and external design and development teams and suppliers to assess and implement new technologies and delivery methodologies that drive continuous improvement and efficiency, including CI/CD, Agile and Waterfall.
• Act as a Test Architect for new platforms and services, helping to shape the associated testing strategy and delivery methodologies.

Essential Skills / Experience

5GSA Architecture and platform knowledge / Mobile Network Knowledge
• AMF, SMF, UPF, SBA, HTTP2 API Services
Evolved Packet Core (3GPP LTE)
• MME, HSS, SGW, PGW, ePDG
GSM & UMTS Architectures• Circuit switched voice & messaging
• MSC, SMSc, SGSN, GGSN, EIR, HLR
Authentication, Policy Control & Charging/Billing Mechanisms
• PCF, OCS, CDR, Radius, AAA, One NDS, HSS, DSR, LBS, EIR, Mobile IP
Cloud Architectures & Network Function Virtualisation• EMS, VNF, NFVI, OSS, MANO
Monitoring, Tracing & Test Tools
• Wireshark, Netscout, Jira, Confluence, Gitlab Kubernetes
• Ericsson CNOM (Core Network Operations Manager)

Desirable Skills / Experience

Automation test frameworks and associated tools like SEGRON, Spirent, Landslide, Jira etc.

In addition:

• Have proven track record of working with and supporting data driven, support focused teams, with diverse capabilities in a fast moving and challenging technical & business environment.
• Ability to work under pressure and to assist peers in same situation whilst ensuring time, cost and quality requirements are maintained.
• Ability to analyse and assess technical and business requirements to define effective & efficient test architecture & delivery methodologies.
• Establish effective working relationships with all internal and external stakeholders.

Our Package

Tailored benefits make a real difference. That’s why we offer a comprehensive range to support your growth, wellbeing, and everyday life.

You can design the package to suit you and your lifestyle. Your core benefits include:

• 10% on target annual bonus
• Access to an online private GP 24/7 for you and your immediate family
• Market-leading paid carers leave with up to 2 weeks off
• Equalized maternity, paternity, and adoption leave – 18 weeks’ full pay and 8 weeks’ half pay
• Discounted EE and BT products, including mobile and broadband
• Market leading Pension scheme – 5% from you and 10% from us
• Holiday purchase scheme

BT Group is the UK’s leading communications group and the holding company behind some of the country’s most recognised brands – including BT, EE, Openreach and Plusnet. Our purpose is as simple as it is ambitious: we connect for good. Our customers include consumers, small, medium and large businesses, public sector organisations and other communications providers.

BT Group’s role is about setting direction, unlocking value and creating the conditions for our brands and businesses to thrive.

Having come through the most capital-intensive phase of our fibre investment, our focus now is on what comes next – simplifying how we operate, using technology and AI to work smarter, and organising ourselves to serve customers better and grow sustainably. Group teams shape strategy, policy, brand, capital allocation and transformation, helping the whole organisation perform at its best.

We have a singular culture that unites all our people: we are customer-first challengers, who are committed, clear and connected. These behaviours unite us as one team to deliver for our colleagues, our customers, our stakeholders and the country. Joining BT Group means working at the heart of a business that matters to the UK, with the opportunity to shape decisions, influence outcomes and help set the future course of one of the country’s most important companies.