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Packet Core Test Engineer
Your roleWe are looking for Packet Core Test Engineer iwho will be responsible for assuring the quality, stability, and readiness of the containerized Packet Core for deployment into live service. The role involves testing, validating, and integrating new software releases and design changes, identifying and mitigating risks, and working closely with stakeh…
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Your role
We are looking for Packet Core Test Engineer iwho will be responsible for assuring the quality, stability, and readiness of the containerized Packet Core for deployment into live service. The role involves testing, validating, and integrating new software releases and design changes, identifying and mitigating risks, and working closely with stakeholders and vendors to enable a smooth, reliable delivery into operations.
In this role you will play a key role in:Manage and support the acceptance and integration of software releases of Containerized Mobile Packet Core through the test cycle.Test Management, Risk Mitigation, Platform Validation and Stakeholder Communication
Your profile
Experience in Integration and/or Test for Mobile Telecoms Packet Core platforms (2G, 3G, 4G, 5G) — preferably Containerized (Docker, Kubernetes) and Cloud-nativeComprehensive knowledge of Packet Core components and functionality (SGSN, MME, SGW, PGW, EPDG, DNS, AMF, SMF, UPF).Hands-on experience with testing, packet capture, and diagnostics tools: Wireshark, Infovista Ativa or equivalentsGood understanding of Linux, Container, and Cloud-native technologies: Docker, Kubernetes, orchestration, and automation.
Proficiency in networking protocols and procedures: Core Signalling Protocols: GTPv1/v2, NGAP, Diameter, PFCP, SBI (including HTTP/2, REST/JSON, OpenAPI)Traffic and Transport: IP (IPv4/IPv6), UDP, TCP, SCTP, GREQuality of Service and Policy: 5G QoS Flow, QFI, PCC (Policy and Charging Control), PCF, SMF, UPF policy enforcementMobility and Session Procedures: Attach, Detach, Registration, Handover, Session Establishment, Modification, and Release (GTP, NGAP, PFCP messages)Security: IPsec, Encryption, Authentication, Security Associations, Certificates (TLS)Management and Orchestration: NETCONF, REST, YANG models, ETSI MANO, Kubernetes API, Docker, Container Network
Interface (CNI)Other Supporting Protocols: DNS, DHCP, ARP, NTP, BGP, SFTP/FTP, SNMP If you're excited about this role but don’t meet every requirement, we still encourage you to apply, your unique experience could be just what we need.Make it real - what does it mean for you?Open access to digital learning platformsActive employee networks promoting diversity, equity and inclusion like OutFront, CapAbility or Women@CapgeminiCapgemini is proud to be a Disability Confident Employer (Level 2) under the UK Government’s Disability Confident scheme.
As part of our commitment to inclusive recruitment, we will offer an interview to all candidates who:Declare they have a disability, and Meet the minimum essential criteria for the role.Please opt in during the application process.Capgemini. Make it real.Need to knowAll roles will require a level of security clearance;
Bpss or
Security ClearanceOR Developed Vetting. This is fixed term role for 6 months. This role requires 3 days/week office presence based in Slough.You can bring your whole self to work. At Capgemini building an inclusivefuture is part of everyday life and will be part of your working reality. We havebuilt a representative and welcoming environment, for everyone.About CapgeminiCapgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organisations and make it real with AI, technology and people.
With our strong heritage of nearly 60 years, we are a responsible and diverse group of over 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2025 global revenues of €22.5 billion.Make it real | www.capgemini.com
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