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Customer Service Engineer

Carshalton, England, United Kingdom
August 14, 2018

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Humberto Soares Guimaraes

** ****** ******

Cr* *hj






I am an articulate and confident individual who relishes challenges with a creative and professional approach. A rapid learner who can acquire new skills with ease and, use them to the best of my ability at all times. I am accustomed to using my own initiative and am fully competent to communicate at all levels. I am an organised and reliable person who is capable of working under pressure and to strict deadlines.




Testing the legacy devices (iOS version) in England and

Sweden for all operators.

Voice test cases in 2G, 3G, 4G.

Data Test cases in (2G), 3G and 4G

VoWiFi and VoLTE test cases

Benchmark for 2G Voice, 3G Voice, VoLTE, VoWiFi, SRVCC,

Intra/inter RAT.

KPI benchmarking for UL & DL Data FTP, Carrier Aggregation

Logs/Defect management using customer proprietary tools.

Record and Generate Diagnostic logs.

Liaison & single point of contact between teams in Sweden,and

local team in the UK

Familiar with carreira settings (iOS version)

08/2013 – PRESENT LCC A Tech Mahindra Company Driver Test Engineer

Drive Test measurements for Vodafone and Telefonica using XCall, Nemo and Rohde&Schwarz scanners across the UK.

Test Engineer for Vodafone and Telefonica

XCall, Nemo and Rohde & Schwarz scanners tools.

TEMS Automatic, TEMS Pocket.

Monitoring network performance for 2G, 3G, and 4G network.

Benchmark for Data and Voice

Voice, FTP, HTTP, PING, YouTube, VoLTE Testing.

Voice test quality (Xcal-MPm4ef.n)

Acceptance sites (Before and After 4G launch).

WiFi test.

Walk testing indoor and outdoor.

Rail Networks testing.

Cross feeder investigations.

Special events test(Concerts, Stadium, Race track, etc).

customer complaint Test case.

Carrier Aggregation Trials Test.

VoLte Trials Test.

Handover test.

CSFB test.

Experience with Band, frequency and Rat locking.

LTE Coverage and performance measurements.

LTE optimization drive testing.

911 emergecy call test .

Upload logs to the server.

Battery test life.

08/2012 – 08/2013 - Boulevard Brasserie - Waiter

Covent Garden

High level hospitality and high standard of customer service, helping to run the restaurant day by day.

10/2005 – 08/2012 Al forno Restaurant – Assistant Manager

Wimbledon Tel: 020*-***-****

Recruiting, training and supervising staff, planning menus,ensuring compliance with licensing, hygiene and health and safety, promoting and marketing the business, overseeing stock levels, ordering supplies, producing staff rotas.

High level hospitality and customer service, ensuring smooth operations and customer satisfaction at all times. Dealing with customer complaints.

10/2001 - 09/2004 RENT A CAR


Tel: +55-27-332*-****

Sales Assistant. Responsible for paper works and invoice and fleet controller


2002/2003 - Computer Science University - BRAZIL

2001 - Diploma in telemarketing - BRAZIL

2002 - A level in IT – word, outlook, excel, power point - BRAZIL

2002 - Diploma in Sales Technique - BRAZIL

Spoken Languages

Portuguese, English, Italian, Spanish.

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