Altran is looking for a Core Messaging & Voice Services Tester to join the team in Slough.
You will possess creative problem-solving skills in a team environment and comfortable with communicating clearly and efficiently throughout varying levels of both the customer and Altran businesses. Due to the nature of the assignments undertaken by Altran you will work in an environment that promotes autonomy and initiative, requiring a flexible attitude. Above all, you will have a desire to progress.
* Voice, Core, IMS and messaging related software/hardware releases
* Managing test, planning, tracking, recording, setting up of testing environment, validation and delivery of Ericsson core voice network platforms (AUC, MSC Servers, MSC Blade Server, HLR, MGw, IMS, vIMS, HSS, iHSS, DSC, SBG, CSCF, STP, IP-STP, EMA, IPWorks, MTAS, SES, PCRF/SAPC, AFG), messaging services, VoLTE and VoWiFi.
* Review, plan, execute, record, and track faults in acceptance testing for both test environment and live aswell as plan, manage and support for live FOA (First Office Application) and release for live deployment.
* Support and maintain test bed environments including data, function and interface changes aswell as Integration of new test bed elements/nodes.
* Work with suppliers to validate all phases of testing.
* Produce Test Exit Reports which provide the business with guidance and confidence in supplier software and services.
* Problem and defect management with suppliers (CSR's) to agreed SLA's and timescales.
Skills, Knowledge and Experience
* Core Network, IMS and messaging.
* Detailed knowledge of Ericsson Core network (HLR, MBC, MGw) and IMS node (CSCF, MTAS, HSS, DSC, SBG, SES) management and changes.
* Wireshark tracing and protocol knowledge (SIP/SS7/Sigtran/MAP/Diameter/IPv4/IPv6)
* Linux essential.
* HLD/LLD familiarity.
* Testing management in test beds and report writing.
* Good communication.
* Ability to use vendor O&M documents (Alex) for command usage
There is no need to provide bank account details or payment to any person or organisation when applying for vacancies. If these details are requested for any vacancy you see with us, please report it to us via our contact page.
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