Jürgen Schoemaker - IT Consultant / Analyst / Developer / Tester / Support

Q: Where is Jürgen based?

Jürgen is based in Erkrath, Germany and prefers 100% remote projects.

Q: What languages does Jürgen speak?

Jürgen speaks the following languages: German (Native), English (Advanced) .

Q: How many years of experience does Jürgen have?

Jürgen has at least 44 years of experience. During this time, Jürgen has worked in at least 6 different roles and for 10 different companies . The average length of individual experience is 3 years and 2 months . Note that Jürgen may not have shared all experience and actually has more experience.

Q: What is Jürgen's latest experience?

Jürgen's most recent position is IT Consultant / Analyst / Developer / Tester / Support at Automotive Manufacturer .

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

In recent years, Jürgen has worked for Automotive Manufacturer .

Q: Which industries is Jürgen most experienced in?

Jürgen is most experienced in industries like Automotive , Government and Public Administration , and Chemical . Jürgen also has some experience in Energy , Insurance , and Tourism and Hospitality .

Q: Which business areas is Jürgen most experienced in?

Jürgen is most experienced in business areas like Information Technology (IT) , Logistics , and Supply Chain Management . Jürgen also has some experience in Quality Assurance (QA) , Accounting , and Business Intelligence .

Q: Which industries has Jürgen worked in recently?

Jürgen has recently worked in industries like Automotive .

Q: Which business areas has Jürgen worked in recently?

Jürgen has recently worked in business areas like Information Technology (IT) and Quality Assurance (QA) .

Recommended expert

Erkrath, Germany

Experience

Jul 2021 - Mar 2024

2 years 9 months

Wolfsburg, Germany

IT Consultant / Analyst / Developer / Tester / Support

Automotive Manufacturer

Analysis, software development/customization and testing of various transaction and batch objects
Execution of functional integration and regression tests on TEST and QA platforms under z/OS for later production implementation
Hardware / Software / Tools: IBM-MVS, z/OS, JES2/3, TSO-ISPF, JCL, DB2, SQL, SQL/PL, QMF, QMF for Work-Stations, SPUFI, FileAid, IMS-DB/DC, MFS, XPEDITER, COBOL, REXX, Windows-10, MS-Office-365, MS-Teams, Batch job management via OPC, BETA92, RVS, BVB, ABL, DIALOGplus, PROBA, PRODPR (VW internal systems), JIRA, CONFLUENCE

Apr 2019 - Dec 2019

9 months

Düsseldorf, Germany

IT Consultant / Analyst / Developer

Insurance

Analysis of business functions of the KMB modules in the context of the Di-Org replacement by EOS and ICM
Conducting impact analyses of relevant KMB modules, including business and system-specific adjustments
Hardware / Software / Tools: z/OS, TSO-ISPF, IMS-DC, CICS, JCL, REXX, OPC, DB2, SQL, MQ-SERIES, ENDEVOR, COBOL, XML, MS-OFFICE, VISIO, ROCHADE, WIKI, HP-ALM, IBM Debug Tool, company-specific tools (ATV, EKS, VKS, SHAREPOINT, CONFLUENCE)

Feb 2018 - Dec 2018

11 months

Oberursel, Germany

IT Consultant / Analyst / Developer / Tester

Tour Operator

Transaction-oriented processing of the internal reservation and booking system for all European travel requests
New design and implementation of the subproject Fraud Booking Blacklist for identifying, canceling and logging fraudulent bookings
Hardware / Software / Tools: z/OS, TSO-ISPF, IMS-DC, CICS, JCL, REXX, OPC, DB2, SQL, MQ-SERIES, ENDEVOR, BETA92, COBOL, XPEDITER, XML, MS-OFFICE, VISIO, KANBAN

Feb 2017 - Dec 2017

11 months

Hamburg, Germany

IT Consultant / Analyst / Developer / Tester

Insurance

Analysis, design, specification and creation of a unified data platform under z/OS in the form of a relational DB2 database for the ETL process to build a customer app
Extraction, transformation and loading (ETL) of relevant customer and contract data from various specialist systems using interfaces and unloads/loads
Development according to Agile/Scrum with JIRA
Hardware / Software / Tools: z/OS, DB2, IMS, COBOL, TSO-ISPF, JCL, MS-OFFICE, VISIO, CHANGEMAN, TWC-OPC, ZGen, ERM, Wiki

Jun 2011 - Jan 2017

5 years 8 months

Wolfsburg, Germany

IT Consultant / Analyst / Developer / Tester / Support

Automotive Manufacturer

Disposition release and parts usage verification: analysis, development, customization and testing of transaction and batch programs with multi-client capability for VW and MAN
Bill of materials schedule capture online: customization and testing of transaction and batch programs, conversion from logical to physical IMS-DB objects
Product hierarchy: insertion and restructuring of platform classes and testing
Central equipment and machinery file: analysis, application support, customization and creation of programs and stored procedures
Sales model description: analysis, support, customization and migration from IMS to DB2 including UNICODE
Integrated vehicle order control: second-level support for web application with DB2 backend
Invoice follow-up communication: second- and third-level support via HP Service Center including test management
Hardware / Software / Tools: IBM-MVS, z/OS, JES2/3, TSO-ISPF, JCL, DB2, SQL, SQL/PL, QMF, SPUFI, FileAid, IMS-DB/DC, MFS, XPEDITER, COBOL, CLIST, Windows XP/7, MS-Office-2010, OPC, BETA92, RVS, BVB, ABL, DIALOGplus, PROBA, PRODPR, HP Service Center, TSO/ISPF dialog manager

Jan 2011 - Mar 2011

3 months

Dresden, Germany

IT Consultant / Tester

Service Provider

Testing the UI and functions of the business and corporate customer portals for Deutsche Post AG
Creating, executing and documenting test cases and scenarios based on use cases using HP Quality Center
Logging defects in the Bugzilla tracking system and performing follow-up and regression tests
Hardware / Software / Tools: HPQC, Bugzilla, HTTP, S-HTTP, SMTP, SFTP, WLAN, LAN, Tomcat, JBoss, WinSCP, Jabber, SQC-Developer, PuTTY, LDAP, Wiki, Windows XP/7

Aug 2010 - Sep 2010

2 months

Düsseldorf, Germany

IT Consultant / Analyst

Software Company

Analyzing and fixing software errors in the European billing system (batch) as part of the switch from DCF reports to XML reporting
Making system-related adjustments to VSAM files
Hardware / Software / Tools: IBM-VM, VSE/ESA, CMS, XEDIT, JCL, COBOL, VSAM, XML, DCF, MS-Windows XP/7, MS-Office, XMLPad, PSPad, SPF/PC

Sep 2008 - Dec 2008

4 months

Bonn, Germany

IT Consultant / Analyst

Public Sector

Depot maintenance and planning for the German Armed Forces: carrying out and logging QA/QC activities in the budgeting/budget charge tool
IT support for the consuming army units: preliminary study for switching from ISAM files to DB2 including data modeling and system adjustments
Hardware / Software / Tools: IBM-MVS, z/OS, JES2, TSO-ISPF, JCL, DB2, SQL, QMF, QBE, SPUFI, PL/1, IBM-8100/DPPX, FileAid, IMS-DB/DC, MFS, SP2, FormPrint, ODBC, MS-Windows 2000/XP, MS-Office, Lotus Notes, V-Modell XT

Sep 1989 - May 2008

18 years 9 months

Cologne, Germany

IT Consultant / Analyst / Developer / Tester / Support

Car Manufacturer

ECDB European Currency Data Base: creating interfaces and online/batch programs for master data maintenance
TMS Treasury Management System: extending existing online transactions
NEWPAC: new development of a unified European packaging system in interactive and batch mode
EXTRAC: further development of a special transport system with new online interfaces and batch interfaces to GAPS, creating a manual, evaluation using the function point method
ORANGE VISTEON: splitting relevant applications for FORD and VISTEON with data and function adjustments
MITCOS: maintenance and new development of transaction-oriented application software, performance analysis, function point evaluation
IMCS: developing interfaces for processing self-billing invoices in interactive mode
EUROPUCS: new development of a billing system for fuel cards
EWOS: extending and optimizing the interactive and batch system
CYMCAS: maintenance of existing application software
PFEP/FPS: development of a logistics system for vehicle parts and connection to a data warehouse
CDS: Ford Facing Legacy Distribution System Europe and eBRF/BCM integration of new dealers
Marketing and Sales Systems: VMACS, VOPS, ORBIT – integrating non-European processes
EUROVAC: interface development for new European markets
SOX and SCRP compliance since 2005
Hardware / Software / Tools: IBM-MVS, z/OS, S/390, JES2/3, TSO-ISPF, JCL, DB2, SQL, QMF, SPUFI, FileAid, IMS-DB/DC, MFS, XPEDITER, BTS, COBOL, REXX, CLIST, EDI/XLATE, BCM, TELON, BDT, FTP, LMS, MCP, ASI, Oracle, PL/SQL, TOAD, Remedy, Test-Director, eTracker, OS/2, XDB, IMS-PC, SELCOPY, MS-Windows, MS-Office, Ultra-Edit, Visio, Pagemaker, Designer, OPC, ZEKE, CA7/11, Ford-Mailbox-Systeme, MQ-Series

Jan 1985 - Aug 1989

4 years 8 months

Cologne, Germany

IT Consultant / Analyst

Public Sector

Structural condition monitoring, material tracking and control of airborne weapon systems: developing and extending the interactive and batch system including documentation and production processes
Computer-based maintenance of standardized workflows: system analysis and planning of network planning software
Hardware / Software / Tools: IBM-MVS, S/390, JES2, TSO-ISPF, JCL, DB2, SQL, QMF, QBE, SPUFI, IMS-DB/DC, MFS, PL/1, BTS, IBM-8100/DPPX, DSX, DTMS, HIPO, Nassi-Shneiderman

Nov 1984 - Dec 1984

2 months

Ratingen, Germany

IT Software Developer

Materials Management

Adaptation of POC software components to company-specific processes, creation of interfaces and data transfer into the POC system
Hardware / Software / Tools: IBM-4331/VSE, IBM-3081, TSO-ISPF, JCL, COBOL-74, PC-BASIC

Nov 1980 - Oct 1984

4 years

Essen, Germany

IT Software Developer

Energy Provider

Repair cost budget project: organization and development of batch and report programs, implementation and user support
Third-party supply and service billing: design, coordination, programming and implementation of application software in power plants
Hardware / Software / Tools: IBM-3033, JES2, MVS, TSO-ISPF, JCL, IMS-DB/DC, MFS, COBOL-74, BTS, Easytrieve

Feb 1980 - Oct 1980

9 months

Ratingen, Germany

IT Software Developer

Materials Management

Migration of OS processing to IMS-DB/DC (planning phase) and maintenance of the legacy system
Hardware / Software / Tools: IBM-370/168, IBM-3033, OS/VS2, TSO, JCL, IMS-DB/DC, PL/1

Apr 1975 - Dec 1979

4 years 9 months

Düsseldorf, Germany

IT Software Developer

Chemicals

Development of IMS online and batch programs according to standardized specifications for accounts payable and receivable
System test support and implementation
Hardware / Software / Tools: IBM-370/168, IBM-3030/33, OS/VS, MVS, JDS, IMS-DB/DC, MFS, COBOL-74, DECTAT, SPL/SWT

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Automotive (27 years), Government and Administration (5 years), Chemical (4.5 years), Energy (4 years), Insurance (1.5 years), and Tourism (1 year).

Automotive

Government and Administration

Chemical

Energy

Insurance

Tourism

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (44 years), Logistics (18.5 years), Supply Chain Management (18.5 years), Quality Assurance (9.5 years), Accounting (4.5 years), and Business Intelligence (1 year).

Information Technology

Logistics

Supply Chain Management

Quality Assurance

Accounting

Business Intelligence

Skills

Hardware

Ibm Mainframes (All Since 1975)
Siemens Mainframe Bs2000
Ibm Rs6000
Personal Computers / Servers
Ionen Printers (Mircoplex, Munich)

Operating Systems

Mvs
Z/os
Os/390
Os/vs1-2
Jes2-3
Vm/vse
8100/dppx
Aix
Os/2 Warp
Ms-teams
Ms-windows 3.x
Ms-windows 2000
Ms-windows Nt
Ms-windows Xp / 7 /10 / 11

Programming Languages

Cobol (All Versions)
Pl/1
Sql
Pl/sql, Sql/pl (Ibm)
Assembler (Basic Knowledge)
Rexx
Clist
Asi (Under Ims-dc)
Idol (Ionen Printers)
Xml

Databases

Ims/db
Db2
Informix
Vsam
Oracle
Uds

Data Communication

Ims-dc
Utm
Lu6.2
Vtam
Mq-series
Tcp-ip
Edifact
Asi
Tso/ispf Dialog Manager

Development Tools

Spl/swt (Generator)
Telon (Generator)
Ispf / Cms
Visio
Ultra-edit
Dectat (Decision Table Generator)
Xmlpad, Pspad
Designer
Pagemaker
Microfocus Workbench
Hp-quality Center (Hpqc), Hp-alm
Bugzilla
Jira / Kanban / Confluence / Wiki
Ibm Debug Tool

Mainframe Standard Software

Tso/ispf
Jcl, Opc, Zeke, Ca7/11
Rexx, Clist
Racf
Lms, Proba, Prodpr
Xpediter
Fileaid, Bts, Selcopy
Rvs, Bvb, Abl
Patinum, Endevor
Rochade

Pc Standard Software

Ms-office
Ms-project

Industries

Automotive Manufacturer
German Armed Forces / Air Force
Steel Industry
Energy Industry
Material Management
Insurance

Methods

Structured And Standardized Programming
Standardized System Design
Use Of Program Generators
Decision Table Technique
Database Design And Modeling
Function Point Method / Agile Development Via Scrum / Jira

Previous Activities

Analysis To Implementation According To Sdm (Solution Delivery Methodology) Or Based On The V-model Xt (Project Guideline)
Development Of Application Software In Online And Batch Operation
Specification, Development, Testing, Implementation, User Support
Creation Of Sox / Scrp Relevant Objects
Creation Of User Guides, Manuals, Test Management.

Languages

German

Native

English

Advanced

Education

Oct 1972 - Jun 1974

Business Administration (IT) · Düsseldorf, Germany

Oct 1968 - Jun 1972

Kreissparkasse Moers

Bank Clerk · Moers, Germany

Certifications & licenses

ISTQB® Certified Tester

Profile

Created

December 2024

Last Update

June 2025

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Frequently asked questions

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

Where is Jürgen based?

Jürgen is based in Erkrath, Germany and prefers 100% remote projects.

What languages does Jürgen speak?

Jürgen speaks the following languages: German (Native), English (Advanced).

How many years of experience does Jürgen have?

Jürgen has at least 44 years of experience. During this time, Jürgen has worked in at least 6 different roles and for 10 different companies. The average length of individual experience is 3 years and 2 months. Note that Jürgen may not have shared all experience and actually has more experience.

What roles would Jürgen be best suited for?

Based on recent experience, Jürgen would be well-suited for roles such as: IT Consultant / Analyst / Developer / Tester / Support, IT Consultant / Analyst / Developer, IT Consultant / Analyst / Developer / Tester.

What is Jürgen's latest experience?

Jürgen's most recent position is IT Consultant / Analyst / Developer / Tester / Support at Automotive Manufacturer.

What companies has Jürgen worked for in recent years?

In recent years, Jürgen has worked for Automotive Manufacturer.

Which industries is Jürgen most experienced in?

Jürgen is most experienced in industries like Automotive, Government and Public Administration, and Chemical. Jürgen also has some experience in Energy, Insurance, and Tourism and Hospitality.

Which business areas is Jürgen most experienced in?

Jürgen is most experienced in business areas like Information Technology (IT), Logistics, and Supply Chain Management. Jürgen also has some experience in Quality Assurance (QA), Accounting, and Business Intelligence.

Which industries has Jürgen worked in recently?

Jürgen has recently worked in industries like Automotive.

Which business areas has Jürgen worked in recently?

Jürgen has recently worked in business areas like Information Technology (IT) and Quality Assurance (QA).

What is Jürgen's education?

Jürgen attended education in Business Administration (IT).

Does Jürgen have any certificates?

Jürgen has 1 certificate: ISTQB® Certified Tester.

What is the availability of Jürgen?

Jürgen is immediately available part-time for suitable projects.

What is the rate of Jürgen?

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