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Gregorio Calero Email & Phone Number
Test Engineer
at
System Verification
1 work email found
@systemverification.com
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 100%
Who is Gregorio Calero? Overview
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Quick answer
Gregorio Calero is listed as Test Engineer at System Verification, a with 266 employees, based in Sweden. AeroLeads shows a work email signal at systemverification.com and a matched LinkedIn profile for Gregorio Calero.
Gregorio Calero previously worked as Test Engineer assignment at Vattenfall at System Verification and Global Process Manager: Supply Deliver Contract Management at Ericsson. Gregorio Calero holds Bachelor In Telecommunications, Telephony And Data Transmission from Universidad Politécnica De Madrid.
Company email context
Email format at System Verification
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{first}.{last}@systemverification.com
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Profile bio
About Gregorio Calero
Multidisciplinary and positive person with many years of work experience. I have a Bachelor degree in Telecommunications within telephony and data transmission as ground but I haveworked in different areas such as software testing, project and unit management, supply and logistics and bus driving. I like to explore all the possibilities and opportunities always with a smile. ISTQB Foundation certifiedI'm very good at starting new organizations where new ways of working are needed. I love helping other at work.I work as consultant within System Verification Sweden AB in the QA areaSystem Verification is a global pureplay service provider within Quality Assurance (QA) with offices in Sweden, Bosnia-Herzegovina, Germany and Poland. We specialize in advanced Quality Monitoring, Software Due Diligence and Analytics as a Service based on AI. By monitoring large development projects, future risks are reveled and the possibility to shape an efficient organization is strongly increased. The services are advantageously used by global companies in any business sector that aim for a market-leading position. System Verification also provides near-shore deliveries (Bosnia) and services within quality assurance, business analysis, quality management, automation, Public Cloud, CI/CD and DevOps. System Verification has been awarded several prestigious prizes e.g. Ernst & Young Entrepreneur of the Year in Sweden, The Business Leader of the Year in Sweden and the Pioneer Prize presented by HM King Carl XVI Gustaf. The company’s customer satisfaction index scores 93% and the employee satisfaction index is well above the industry average.The company is quality and environmentally certified according to ISO 9001 and ISO 14001.
Listed skills include Telecommunications, Supply Chain Management, Project Management, Lte, and 43 others.
Current workplace
Gregorio Calero's current company
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System Verification
14 roles
Gregorio Calero work experience
A career timeline built from the work history available for this profile.
Test Engineer Assignment At Vattenfall
CurrentSystem Verification is Sweden’s largest independent provider of software quality assurance. We help our clients realize their digital strategy by being a partner that focus on innovation, efficiency and security. Our clients are found in finance & banking, e-health, automotive, retail, manufacturing, IT & telecom, security and energy. The company has offices in Malmö (HQ), Gothenburg, Stockholm and Sarajevo. Since 2010 System Verification has been certified according to ISO 9001.
Feb 2017 - Present
Global Process Manager: Supply Deliver Contract Management
Process development, process management in the Supply and Logistics area. Development of processes connected to SAP within the frame of Apics' SCOR
Aug 2012 - Dec 2016
Account Supply Responsible
Reviewing, Analyzing & Planning of Supply activities during the early phases of the opportunities management.
Feb 2009 - Jul 2012
Supply - Customer Logistics Manager
Handling and optimizing customer purchase orders towards Ericsson internal factories as well as external vendors.
Feb 2005 - Feb 2009
Jun 2004 - May 2005
Nov 2004 - Feb 2005
Unit Manager
Manager for a Unit consisting of Project Managers, Configuration Managers and Project Administrators.
Jan 2001 - Dec 2002
Design Project Manager
IETF´s Interoperability projects (SCTP)Project Management of software design projects.
Jun 1997 - Dec 2000
Consolidation Manager
Leading a Team in charge of the operation consolidation (testing, adjusting) of the system once it has been installed at the customer's first time application
Jan 1996 - May 1997
Jan 1995 - Dec 1995
Jan 1994 - Dec 1994
Software Function Tester
Testing of signalling software modules for the use in Telephony and Data transmission.
Jul 1989 - Dec 1993
Baggage Conveyor Technician
Sitre
Monitoring, maintaining and repairing luggage conveyors at the airport. The company in charge wasSITRE (Sociedad Iberica de Transmisiones Electricas S.A. -now known as Sitre Telecom-)
Apr 1986 - Jul 1987
Team & coworkers
Colleagues at System Verification
Other employees you can reach at systemverification.com. View company contacts for 266 employees →
ML
Maria Lindh
Colleague at System VerificationGothenburg, Västra Götaland County, Sweden
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HG
Haris Godinjak
Colleague at System VerificationSarajevo, Federation Of Bosnia And Herzegovina, Bosnia And Herzegovina
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LB
Lejla Begić
Colleague at System VerificationSarajevo, Federation Of Bosnia And Herzegovina, Bosnia And Herzegovina
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NK
Nedim Korjenic
Colleague at System VerificationBosnia And Herzegovina
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AM
Amer Markisic
Colleague at System VerificationRemagen, Rhineland-Palatinate, Germany
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AG
Ary Garcia
Colleague at System VerificationMexico City, Mexico
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HL
Henrik Leijon
Colleague at System VerificationLund, Skåne County, Sweden
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AK
Amela Kovacevic
Colleague at System VerificationBosnia And Herzegovina
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NN
Nino Naganeelan
Colleague at System VerificationMülheim An Der Ruhr, North Rhine-Westphalia, Germany
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LF
Luis Francisco Lizarazo Gutierrez
Colleague at System VerificationContact Info, United States
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Maria Lindh
Colleague at System VerificationGothenburg, Västra Götaland County, Sweden
View →
HG
Haris Godinjak
Colleague at System VerificationSarajevo, Federation Of Bosnia And Herzegovina, Bosnia And Herzegovina
View →
LB
Lejla Begić
Colleague at System VerificationSarajevo, Federation Of Bosnia And Herzegovina, Bosnia And Herzegovina
View →
NK
Nedim Korjenic
Colleague at System VerificationBosnia And Herzegovina
View →
AM
Amer Markisic
Colleague at System VerificationRemagen, Rhineland-Palatinate, Germany
View →
AG
Ary Garcia
Colleague at System VerificationMexico City, Mexico
View →
HL
Henrik Leijon
Colleague at System VerificationLund, Skåne County, Sweden
View →
AK
Amela Kovacevic
Colleague at System VerificationBosnia And Herzegovina
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NN
Nino Naganeelan
Colleague at System VerificationMülheim An Der Ruhr, North Rhine-Westphalia, Germany
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LF
Luis Francisco Lizarazo Gutierrez
Colleague at System VerificationContact Info, United States
View →
2 education records
Gregorio Calero education
Bachelor In Telecommunications, Telephony And Data Transmission
Upper Secondary School, Upper Secondary School
Salesianios S.Juan Bautista Estrecho
FAQ
Frequently asked questions about Gregorio Calero
Quick answers generated from the profile data available on this page.
What company does Gregorio Calero work for?
Gregorio Calero works for System Verification.
What is Gregorio Calero's role at System Verification?
Gregorio Calero is listed as Test Engineer at System Verification.
What is Gregorio Calero's email address?
AeroLeads has found 1 work email signal at @systemverification.com for Gregorio Calero at System Verification.
Where is Gregorio Calero based?
Gregorio Calero is based in Sweden while working with System Verification.
What companies has Gregorio Calero worked for?
Gregorio Calero has worked for System Verification, Ericsson, Swebus, Poolia, and Sitre.
Who are Gregorio Calero's colleagues at System Verification?
Gregorio Calero's colleagues at System Verification include Maria Lindh, Haris Godinjak, Lejla Begić, Nedim Korjenic, and Amer Markisic.
How can I contact Gregorio Calero?
You can use AeroLeads to view verified contact signals for Gregorio Calero at System Verification, including work email, phone, and LinkedIn data when available.
What schools did Gregorio Calero attend?
Gregorio Calero holds Bachelor In Telecommunications, Telephony And Data Transmission from Universidad Politécnica De Madrid.
What skills is Gregorio Calero known for?
Gregorio Calero is listed with skills including Telecommunications, Supply Chain Management, Project Management, Lte, Project Planning, Mobile Communications, 2G, and Wireless.
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