We are seeking a highly skilled Technical Investigation Engineer to join our clients Home Hub test team. This role is focused on the rapid investigation, replication, and diagnosis of complex customer and operational issues affecting Wifi Home Hubs and associated CPE devices.
You will take ownership of challenging technical issues from initial escalation through to root cause identification, acting as the bridge between In-Life Operations and the firmware development teams.
An excellent communicator who can clearly articulate complex technical issues to engineers, suppliers, and senior stakeholders alike is essential.
You will be responsible for recreating real-world customer issues within laboratory environments, producing high-quality technical evidence, and driving resolution through supplier and development teams.
Essential Technical Skills
Telecoms Network Test Lab experience
Proven technical expertise in consumer devices, embedded systems, and broadband CPE products.
Strong practical experience testing and troubleshooting Home Hubs, gateways, or embedded networking devices
Experience maintaining and improving CPE platform test environments
Strong Python skills
Linux
Docker
TCP/IP networking and broadband technologies.
VMs and Containerisation
Wi-Fi standards, RF fundamentals, and Wi-Fi chipset behaviour.
Wi-Fi chipset and driver troubleshooting.
Broadband technologies including FTTP, IPv4/IPv6, Digital Voice, TR-069/TR-369.
Broadband/Home Gateway standards, e.g. xDSL, FTTP, IPv4/IPv6, PPP, Wi-Fi, UPnP, 4G/5G mobile networks
Core dump and crash analysis.
Jira, Git, GitLab, and automated test frameworks.
Home networking, IoT devices, and customer connectivity services.
RF fundamentals and wireless networking concepts
Excellent diagnostic, troubleshooting, and root-cause analysis capability.
Code revision, issue tracking and continuous integration tools, i.e. git, JIRA, Gitlab
Agile delivery methods and tools, e.g. scrum/JIRA/wikiKey Duties
Lead technical investigations into complex customer-impacting issues across Home Hubs, Wi-Fi systems, Digital Voice, and associated CPE products.
Analyse logs, telemetry, packet captures, crash dumps, and customer evidence to identify likely causes of service failure.
Design and execute laboratory test scenarios to rapidly reproduce field issues and validate hypotheses.
Work closely with firmware development teams, chipset vendors, and suppliers to drive root cause analysis and defect resolution.
Produce detailed technical reports, defect documentation, and reproduction steps to support prioritisation and fix development.
Support major incidents and high-profile escalations by providing expert technical diagnosis and recommendations.
Develop investigation tools and automation using Python and Linux-based environments.
Validate fixes and improvements before deployment into the customer base.
Identify trends and recurring failure modes across the Home Hub estate and proactively drive customer experience improvements.I have two roles available within the same team.
So if you have the essential technical skills required, experience of working in a test lab environment and strong communication sills then don't delay and apply ASAP to find out more about the opportunity.
Randstad Technologies is acting as an Employment Business in relation to this vacancy
Salary description
£350.00 - £355.00 per day