Steffen Schwarz - Senior Tester

Q: Where is Steffen based?

Steffen is based in Igersheim, Germany .

Q: What languages does Steffen speak?

Steffen speaks the following languages: German (Native), English (Intermediate), Spanish (Intermediate), French (Elementary) .

Q: How many years of experience does Steffen have?

Steffen has at least 31 years of experience. During this time, Steffen has worked in at least 14 different roles and for 15 different companies . The average length of individual experience is 2 years and 8 months . Note that Steffen may not have shared all experience and actually has more experience.

Q: What is Steffen's latest experience?

Steffen's most recent position is Senior Tester at Deutsche Bundesbahn .

Q: What companies has Steffen worked for in recent years?

In recent years, Steffen has worked for Deutsche Bundesbahn , Deutsche Bundesbank , and ITZ-Bund via Accenture .

Q: Which industries is Steffen most experienced in?

Steffen is most experienced in industries like Telecommunication , Information Technology , and Transportation . Steffen also has some experience in Retail , Banking and Finance , and Biotechnology .

Q: Which business areas is Steffen most experienced in?

Steffen is most experienced in business areas like Information Technology , Quality Assurance , and Business Intelligence . Steffen also has some experience in Product Development , Project Management , and Customer Service .

Q: Which industries has Steffen worked in recently?

Steffen has recently worked in industries like Transportation , Government and Administration , and Banking and Finance .

Q: Which business areas has Steffen worked in recently?

Steffen has recently worked in business areas like Quality Assurance and Information Technology .

Recommended expert

Igersheim, Germany

Experience

Mar 2023 - Present

3 years 1 month

Senior Tester

Deutsche Bundesbahn

Creation, automation, and execution of regression tests
Manual, automated, and load & performance testing
Use of Micro Focus Silk Central Test Management tool, AWS Workspace, Kubernetes, Postman, OPENLens, GitLab CI/CD, SharePoint, Confluence, Jira, PostgreSQL, Oracle, SQL, SAFe

Apr 2022 - Dec 2022

9 months

Senior Tester

Deutsche Bundesbank

Execution of regression and migration tests
Problem management, test case creation and execution
Use of SQS Test Professional, Box, Jira, Swift

Sep 2021 - Dec 2021

4 months

Senior Functional Tester

ITZ-Bund via Accenture

Creation of a SOAPUI test suite for test automation of microservices
Provision and generation of test data for microservices tests
Creation of functional test cases and alignment of the test strategy
Use of SOAPUI, HP ALM, Jira, UC4, SQL Developer, PuTTY, WinSCP

Jan 2018 - Jul 2020

2 years 7 months

Senior Software Test Analyst / Agile Tester

Deutsche Telekom

Creating test cases in HPQC based on requirements in the agile process
Manual testing with SOAPUI, frontend and backend
Test coordination with Indian and Hungarian test and development teams
Setup and maintenance of test environments (test data provisioning and import)
Participation in sprint planning, review, refinement, and product owner presentations
Defect management and retesting with Jira
Execution of process tests and interaction with the business department (story reviews, problem management)
Use of SOAPUI, SOA Backplane, REST API, XML, WSDL, HPQC, Unix, Jira, Oracle 12c, SQL, SQL Developer, SharePoint, Confluence, CCOS Expert System (Java)

Mar 2016 - Oct 2017

1 year 8 months

Agile Senior Software Test Analyst / PL/SQL Tester

Witt-Gruppe Weiden i.d.Opf (Otto Group)

Analysis of user stories and derivation of test cases
Creation and review of test cases in Jira/Zephyr
Automation and execution of test cases (FRT, sprints)
Participation in daily sprint meetings and weekly analyses with architects and developers
Test lead for customer/customer booking/dunning domain
Reporting in test management and defect management with retesting
End-to-end as well as backend/frontend testing
Use of Jira, Zephyr, Oracle 12c, PL/SQL, Java, SharePoint, TOAD, Confluence

Nov 2015 - Feb 2016

4 months

LTE Engineer / IREG Test

T-Mobile Austria

LTE international roaming tests and troubleshooting to connect additional roaming partners
continuation of the project from 04/2015–11/2015

Apr 2015 - Nov 2015

8 months

LTE Engineer / IREG Test

Deutsche Telekom AG

Technical connection setup and system and end-to-end testing for new international LTE roaming operators
Conducting LTE roaming tests based on defined test protocols
Troubleshooting and tracing of end-to-end call flows (E-UTRAN, LTE, UMTS, GSM)
IP (Diameter) and SS7 protocol analysis
System and call flow analysis with documentation
Organization, coordination, and status reporting for DTAG key accounts
Use of Netscout, Daromo, Diameter, SS7, S6a, S8, MS Office, Citrix, NSN HLR, DNS, Wireshark, Polystar OSS, HSS, F5 DEA/DRA, Huawei MME, BMC Remedy, @vantage Commander NSN OAM Control Center V11, Huawei Operations

Jan 2015 - Jan 2015

1 month

Test Manager

Deutsche Post IT Brief GmbH

Test management for shipment tracking portals for private and business customers
Quality assurance according to ISTQB, reviewing all requirements and deriving test scenarios
Development of acceptance criteria and test concept (environment, design methods, scope, metrics)
Creation of test cases in HP-ALM and execution of functional and technical tests
Smoke tests, integration tests, blackbox and exploratory tests
Testing web page functionalities on different browsers
Technical analysis of error states and error effects as well as defect tracking and retest
Test data provisioning and generation (XML events)
Automated test execution with TOSCA Testsuite
Use of Teradata DBMS, Java Servlets (Struts), SOAP, web services, MQ, Apache Tomcat, Git, HP-ALM, DASS

Oct 2013 - Dec 2014

1 year 3 months

Oracle Consultant / International IT Support

LIDL Stiftung & Co. KG

2nd level support for international customers (Europe-wide store and country support)
Development of PL/SQL scripts and procedures, SQL queries and test case catalogs
Creation of specifications and change requests
Testing of DB packages and JavaScript web application GUI
Database optimizations and performance improvements
Use of Windows Server 2008, Oracle 11g, Jira, PL/SQL, SQL, LanDesk Service Desk, Omada Identity Suite, Grid Control, Nagios

Jan 2013 - Sep 2013

9 months

Software Tester

Syniverse Technologies

Mass regression testing and migration of RAEX rating in an agile environment
Comparison and verification of production tariffs with migrated XML-RAEX rating
Error analysis, creation of test CDRs and defect tracking
Test automation with shell and SQL scripts
Requirements analysis, test case creation and test planning
Creation of requirement matrix in HP QC ALM
Use of Sun Solaris, Oracle, Altova XML-Spy, RAEX, XML, XLS Transformation, TRAC, BMC Remedy, HP QC ALM, SWIFTALM, C++

Jan 2004 - Jan 2012

8 years 1 month

Test Manager / Software Tester

T-Mobile Deutschland GmbH

Test management and coordination in the Partner Billing project Carmen (CRM)
Creation of test concepts, test plans, and test case catalogs
Execution of system, integration, and end-to-end tests
Test automation with Shell script, Perl, and SQL at the server batch level
Load and performance tests with production loads and custom SQL/Script tools
Test environment coordination and defect management
Reporting to project management, development, and partner systems
Interface tests with SAP DWH, acceptance tests with business users
Test data generation and anonymization in ASN.1 format
Use of ClearCase, ClearQuest, ClearDDTS, CVS, Rational TestManager, Mercury TestDirector, HP QC, ASN.1, ORACLE Vx–V11.x, Java, C++, Bash, Perl, Unix, Solaris, HPUX, Linux, Compaq Tru64, Crystal Reports, Siemens IPSL Simulator

Sep 2001 - Dec 2003

2 years 4 months

Product Manager

T-Mobile Deutschland GmbH

Project coordination for interconnection rating and billing
Business analysis, system architecture design, and IT concept
Specification, feasibility studies, and project organization
Requirements analysis and operational change management
Coordination of development, QA, business users, and operations
Development of a monitoring revenue assurance tool in Perl
Creation of user and operations manuals
Use of MS Project, MS Office, Perl, Shell script, Oracle, SQL, Unix

May 2000 - Aug 2001

1 year 4 months

Software Tester

T-Mobile Deutschland GmbH

Execution of system and integration tests
Creation of test plans and test cases for the BAPSI interconnection billing system and ZTS central telephone check server
Use of Digital Unix Server, Oracle 8.1.7, C++, Java, Perl, Windows NT, Netscape iPlanet

Jan 1999 - Mar 2000

1 year 3 months

Second Level Support HP-UX / Oracle

Bayer

Support of approx. 120 HP-UX production servers with Oracle databases and applications
Installation of operating systems, databases, and applications, applying updates and patches
Error analysis and troubleshooting as well as production support
Setup and administration of peripherals and database connections to IBM host systems
Use of HPUX, Oracle 8.x/9.x, Shell script, Perl, SQL

Jan 1998 - Dec 1998

1 year

Test Environment Manager

Postbank Data

Administration and support of the test lab for telebanking call center database
Coordination of test systems, filesystem maintenance, user and crash management
Setup and documentation of test and development environments
Installation and administration of Oracle (V7.3.x, V8.0x), EMC, and CORBA servers (Visigenic Visbroker)
Automation of live data import and delivery of installation packages
Use of HP 9000, HPUX, SQL, Shell script, CORBA, Oracle, EMC

Jan 1996 - Dec 1997

2 years

Test Manager

EBBINGHAUS-TEAM GmbH

Design and development of various projects: home worker management, inventory management system, agricultural and fruit growing management, print and transaction server, financial accounting, warehouse management, program generator and data dictionary
Use of 4GL Powerflex/Btrieve on Windows for Workgroups, Windows 95/NT, Novell 3.11–4.1

Jan 1995 - Dec 1995

1 year

Diploma Thesis

Westernacher EDV-Beratung GmbH

PUZ project for ABB: creating and modeling the database, programming data access with embedded SQL
Conversion of a personnel and time tracking system from COBOL-ISAM/MS-DOS to embedded SQL on Oracle RDBMS V7/AIX for IBM RISC System 6000
Migration of COBOL sources from DOS to IBM-AIX 4.2, installation of AIX and Oracle

Jan 1991 - Dec 1993

3 years

Development

EBBINGHAUS-TEAM GmbH

Design and development at EBBINGHAUS-TEAM GmbH, Würzburg (development of DWH and data dictionary with Powerflex 4GL, file transfer on IBM System/36 and Novell NetWare)

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Telecommunication, Information Technology, Transportation, Retail, Banking and Finance, and Government and Administration.

Telecommunication

Information Technology

Transportation

Retail

Banking and Finance

Government and Administration

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Quality Assurance, Business Intelligence, Product Development, Project Management, and Customer Service.

Information Technology

Quality Assurance

Business Intelligence

Product Development

Project Management

Customer Service

Skills

Hardware: Hp 9000 Cluster, Compac Dec-alpha, Ibm Risc 6000, Ibm As400, Ibm S/36, Dec, Sun Fire, Windows Server 20xx
Operating Systems: Solaris, Hp Unix, Linux, Windows Server, Dec Tru64, Hpux, Aix, Sunos, Irix, Xenix, Windows Desktop, Os400
Programming Languages: Shell Scripting Bash, Ksh, Sed, Awk, Perl, Sql, Pl-sql, Embedded Sql, Powerflex 4gl, Cobol, Pascal, Rpg Iii, C, Javascript, Python, Assembly
Databases: Oracle V6.x-v12.x, Isam, 4gl Powerflex/btrieve, Access, Dbase, Mysql
Networks / Dc Systems: Tcp/ip, Novell Netware 3.11-4.1, Sql-net, Ms And Windows Networks
Desktop Tools/standards: Ms Office, Powerpoint, Erwin, Ms Project, Toad, Oracle Sql Developer, Oracle Enterprise Manager, Putty, Cygwin, Winscp, Sharepoint, Confluence
Test Tools: Jira, Zephyr, Hp Quality Center (Hpqc), Hpqc Alm (V11), Rational Clearcase, Clearquest, Cleardts, Trac, Test Manager, Mercury Testdirector, Rational Rose, Jmeter, Swiftalm (Defect/test Management), Tosca, Siemens Ipsl Simulator, Soap Ui
Special Knowledge: Xml-rpc, Nagios, Edifact, Groupwise, Intec-interconnect V7.1 (Certified), Taptestingtool, Tapir, Asn.1, Etl, Bmc Remedy, Grid Control, Landesk Service Desk, Omada Identity Suite, Bmc Patrol, Tomcat, Firebug, Itsm, Mobile Testing, Altova Xmlspy, Xml, Xls Transformation
Telecommunications: Ireg, Tadig, Raex, Trac, Gsm Roaming And Interconnection Billing & Rating Systems, Gsm, Gprs, Umts, Lte, Mms, Sms, Wrix, Wlan, Tap, Ict V7.x, Billing, Lte Testing, M2m, E-utran, @Vantage Commander Nsn Oam Control Center V11, Huawei Operations
Development Methods: V-model, Waterfall Model, Agile Software Development, Scrum, Safe
Domain Focus: Crm, Telecommunications, Rating & Billing
Technical Focus: Unix, Sql, Oracle
Quality Assurance Focus: Test Management According To Istqb, V-model, Waterfall Model, Agile Software Testing, Test Case Catalog Creation, Test Execution, Test Automation, Test Coordination, Performance And Load Testing, Functional And Integration Testing, System Testing, Black Box Testing, Exploratory Testing, Equivalence Class Analysis, Regression Testing, Acceptance Testing (Uat), Problem Analysis, Defect Tracking
Business Analysis: Requirements Management, Business Concept, System Design, It Concept
Product Management: Coordination Of Quality Assurance, Development, And Operations, Change Management
Operations: Application Monitoring, Maintenance, Production System Support, Administration And Support Of Unix And Database Systems (Oracle)
Support: Second/third Level Support For Oracle/unix Applications

Languages

German

Native

English

Intermediate

Spanish

Intermediate

French

Elementary

Education

Oct 1988 - Oct 1995

University of Applied Sciences Würzburg

Diploma in Computer Science (FH), Business · Computer Science, Business · Würzburg, Germany

Oct 1986 - Jun 1987

Technical Secondary School Bad Mergentheim

Technical College Entrance Qualification · Business Administration · Bad Mergentheim, Germany

Sep 1980 - Jul 1983

Commercial Vocational School Bad Mergentheim

Office Clerk · Office Administration · Bad Mergentheim, Germany

...and 2 more

Certifications & licenses

INTEC-Interconnect V7.1

Statistics

Experience

Total positions 18

Experience in Telecommunication 15.5 y

Avg length 1 y 8 m

Longest experience 8 y

Expertise

Recent roles Senior Tester, Senior Functional Tester, Senior Software Test Analyst / Agile Tester

Main industries Telecommunication, Information Technology, Transportation

Main business areas Information Technology, Quality Assurance, Business Intelligence

Qualifications

Highest degree Bachelor

Certifications earned 1

Profile

Created

December 2023

Last Update

October 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Steffen based?

Steffen is based in Igersheim, Germany.

What languages does Steffen speak?

Steffen speaks the following languages: German (Native), English (Intermediate), Spanish (Intermediate), French (Elementary).

How many years of experience does Steffen have?

Steffen has at least 31 years of experience. During this time, Steffen has worked in at least 14 different roles and for 15 different companies. The average length of individual experience is 2 years and 8 months. Note that Steffen may not have shared all experience and actually has more experience.

What roles would Steffen be best suited for?

Based on recent experience, Steffen would be well-suited for roles such as: Senior Tester, Senior Functional Tester, Senior Software Test Analyst / Agile Tester.

What is Steffen's latest experience?

Steffen's most recent position is Senior Tester at Deutsche Bundesbahn.

What companies has Steffen worked for in recent years?

In recent years, Steffen has worked for Deutsche Bundesbahn, Deutsche Bundesbank, and ITZ-Bund via Accenture.

Which industries is Steffen most experienced in?

Steffen is most experienced in industries like Telecommunication, Information Technology, and Transportation. Steffen also has some experience in Retail, Banking and Finance, and Biotechnology.

Which business areas is Steffen most experienced in?

Steffen is most experienced in business areas like Information Technology, Quality Assurance, and Business Intelligence. Steffen also has some experience in Product Development, Project Management, and Customer Service.

Which industries has Steffen worked in recently?

Steffen has recently worked in industries like Transportation, Government and Administration, and Banking and Finance.

Which business areas has Steffen worked in recently?

Steffen has recently worked in business areas like Quality Assurance and Information Technology.

What is Steffen's education?

Steffen holds a Bachelor in Computer Science, Business from University of Applied Sciences Würzburg.

Does Steffen have any certificates?

Steffen has 1 certificate: INTEC-Interconnect V7.1.

What is the availability of Steffen?

Steffen is immediately available for suitable projects.

What is the rate of Steffen?

Steffen's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.