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Mathias Hammerschmidt-Subject Matter Expert

Mathias Hammerschmidt
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Markranstädt, Germany

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Experience

Jan 2026 - Present

Subject Matter Expert

Bayer Bitterfeld GmbH

Position Summary
Subject Matter Expert at Bayer Bitterfeld GmbH
Industries
Chemical
Business Areas
Information Technology
Production
  • SAP S4 HANA implementation: creating process descriptions for a new SAP system environment, system trainings, writing specifications for adjustments in the production control system
Nov 2025 - Dec 2025

Project Manager

Bayer Bitterfeld GmbH

Position Summary
Project Manager at Bayer Bitterfeld GmbH
Industries
Chemical
Business Areas
Information Technology
Operations
Project Management
Explore Project Managers in Germany Learn more
  • integration of a room climate database into the existing production control system: defining data flow, automation levels, and alarm logging details
Nov 2025 - Dec 2025

Project Manager

Bayer Bitterfeld GmbH

Position Summary
Project Manager at Bayer Bitterfeld GmbH
Industries
Chemical
Manufacturing
Business Areas
Information Technology
Project Management
Explore Project Managers in Germany Learn more
  • replacement of an Oracle 9 SQL database: migrating all records to a new MS SQL database, redefining the system process with integration into the production control system, defining the data flow
Jan 2024 - Apr 2024

Project Lead

Bayer Bitterfeld GmbH

Position Summary
Project Lead at Bayer Bitterfeld GmbH
Industries
Chemical
Business Areas
Business Intelligence
Project Management
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  • data analysis for a benchmark study of fiscal year 2023: extracting all SAP phase reports (production phases, employee hours, quantity data) in the evaluation period
  • tools: SAP P2R, SAP H2R, MS Excel, MS Power BI
Feb 2023 - Feb 2024

Production Controller

Bayer Bitterfeld GmbH

Position Summary
Production Controller at Bayer Bitterfeld GmbH
Industries
Chemical
Pharmaceutical
Business Areas
Finance
Operations
Production
Explore Financial Controllers in Germany Learn more
  • Project: SAP S4 HANA subject matter expert for MES optimization and production OE
  • Project: climate data in the production control system
  • Project: replacement of IPC Oracle 9 database
  • Operations controlling: operating costs in SAP P69 and H2R
  • Cost calculation and cost controls
Jan 2022 - Dec 2022

Key User / Project Member

Bayer Bitterfeld GmbH

Position Summary
Key User / Project Member at Bayer Bitterfeld GmbH
Industries
Pharmaceutical
Business Areas
Information Technology
Project Management
  • Windows 11 rollout in pharmaceutical production: software usage tests, provisioning and installation of new Lenovo Thin Clients
Jan 2020 - Jan 2023

Production Controller

Bayer Bitterfeld GmbH

Position Summary
Production Controller at Bayer Bitterfeld GmbH
Industries
Chemical
Business Areas
Finance
Operations
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  • Project-based role in the packaging operation: long-term SAP evaluation of phase times, Windows 11 rollout, ergonomic workstation analysis, participation in an SAP benchmark study
  • Operational controlling: cost calculation for mixtures and finished products, process order variances, conducting cost controls, budget planning, capacity determination and rates
  • Master data maintenance in SAP P2R: assigning standard production versions and maintaining parameters for SAP recipes
  • Executing write-offs and special postings in SAP
  • Training production staff on controlling topics
Jan 2019 - Dec 2019

Project Manager Digital Workforce Scheduling

Bayer Bitterfeld GmbH

Position Summary
Project Manager Digital Workforce Scheduling at Bayer Bitterfeld GmbH
Industries
Chemical
Business Areas
Human Resources
Information Technology
Project Management
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  • Implementation of a database solution for workforce scheduling
  • Workforce scheduling for 200 employees in production
Jan 2018 - Dec 2018

Project Manager / Administrator

Bayer Bitterfeld GmbH

Position Summary
Project Manager / Administrator at Bayer Bitterfeld GmbH
Industries
Chemical
Business Areas
Human Resources
Information Technology
Project Management
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  • Implementation of a workforce scheduling system: replacement of an MS Excel plan with an MS SQL database solution with a browser GUI
  • Coordination of all data privacy regulations between the works council and employer representatives
  • Definition and training of all relevant system roles
  • Maintenance of the tool as an on-site administrator
Jan 2018 - Jun 2018

Data Engineer

Bayer Bitterfeld GmbH

Position Summary
Data Engineer at Bayer Bitterfeld GmbH
Industries
Pharmaceutical
Business Areas
Business Intelligence
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  • Analysis of SAP production data to compare pharmaceutical plants
  • Performance evaluation through long-term analysis of SAP transaction data
  • Use of MS Power BI, MS Excel, Power Query Editor, SAP P2R, SAP H2R
Jan 2017 - Dec 2018

Team Leader Operations Assistant

Bayer Bitterfeld GmbH

Position Summary
Team Leader Operations Assistant at Bayer Bitterfeld GmbH
Industries
Pharmaceutical
Business Areas
Business Intelligence
Production
Project Management
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  • Responsible for leading 30 FTEs in the production and packaging of effervescent tablets
  • Project-based assignment in the packaging area: SAP long-term evaluation of phase times, implementation of a Track & Trace role concept
  • Specialist support and training in business systems (SAP, MES, etc.) for production planners
Oct 2014 - Dec 2016

Production Specialist

Bayer Bitterfeld GmbH

Position Summary
Production Specialist at Bayer Bitterfeld GmbH
Industries
Chemical
Business Areas
Operations
Production
  • Project-based assignment in the packaging area: setup optimization, production data collection, data analysis, data visualization for OE and Lean support
  • Definition of SAP recipe parameters: phase target times related to the base quantity unit, setup and cleaning times, allowable resources
Feb 2006 - Sep 2014

Technical Employee

Bayer Bitterfeld GmbH

Position Summary
Technical Employee at Bayer Bitterfeld GmbH
Industries
Pharmaceutical
Business Areas
Operations
Production
  • Operation of pharmaceutical packaging equipment
  • Setup and cleaning of pharmaceutical packaging equipment
  • Maintenance of pharmaceutical packaging equipment
  • Operating pharmaceutical processes through the production control system
  • Preparation and follow-up of batch documentation
  • Accounting and checking of SAP orders

Industry Experience

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

Experienced in Pharmaceutical and Chemical.

Pharmaceutical
Chemical
Profile match chart

Business Area Experience

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

Experienced in Operations, Production, Project Management, Finance, Information Technology, and Business Intelligence.

Operations
Production
Project Management
Finance
Information Technology
Business Intelligence
Profile match chart

Summary

I have a strong background in implementing and optimizing systems in the pharmaceutical industry, from SAP S4 HANA to comprehensive production process improvements. My hands-on experience runs through data migration projects, system integrations, and the development of tailored training and support materials. I have consistently delivered smooth transitions and improved operational efficiency through thoughtful process redesign.

My expertise spans technical implementation, production controlling, and project management. I focus on clear communication, practical problem solving, and delivering value in digital and process-driven environments. I pull insights from detailed data analysis and long-term studies to help improve systems and achieve measurable results.

Skills

  • Microsoft Power Bi
  • Microsoft Networks
  • Data Analysis
  • Training And Project Management
  • Specifications For Sap Business Processes In The Pharmaceutical Industry
  • Design And Documentation Of Automation Concepts
  • Team Leader

Languages

German
Native
English
Advanced

Education

Oct 2010 - Jun 2014

DAA Technikum

Part-time continuing education for state-certified mechanical engineering technician · Würzburg, Germany

Oct 2002 - Jun 2006

Bayer Bitterfeld GmbH

Training as a chemical operator in the pharmaceutical industry, on highly automated process engineering systems for the · Bitterfeld-Wolfen, Germany

Certifications & licenses

Statistics

Experience

Total positions 13
Experience in Pharmaceutical 12.5 y
Avg length 1 y 7 m
Longest experience 8 y 7 m

Expertise

Recent roles Subject Matter Expert, Project Manager, Project Lead
Main industries Pharmaceutical, Chemical
Main business areas Operations, Production, Project Management

Qualifications

Certifications earned 2

Profile

Created
Last Update

Frequently asked questions

Have questions? Find more information here.

Mathias is based in Markranstädt, Germany and can operate in on-site, hybrid, and remote work models.

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

Mathias has at least 19 years of experience. During this time, Mathias has worked in at least 11 different roles and for 1 company. The average length of individual experience is 1 year and 5 months. Note that Mathias may not have shared all experience and actually has more experience.

Based on recent experience, Mathias would be well-suited for roles such as: Subject Matter Expert, Project Manager, Project Lead.

Mathias's most recent position is Subject Matter Expert at Bayer Bitterfeld GmbH.

In recent years, Mathias has worked for Bayer Bitterfeld GmbH.

Mathias is most experienced in industries like Pharmaceutical, Chemical, and Manufacturing.

Mathias is most experienced in business areas like Operations, Production, and Project Management. Mathias also has some experience in Finance, Information Technology, and Business Intelligence.

Mathias has recently worked in industries like Chemical, Pharmaceutical, and Manufacturing.

Mathias has recently worked in business areas like Operations, Finance, and Information Technology.

Mathias attended DAA Technikum.

Mathias has 2 certificates. These include: Lean Six Sigma Green Belt and Lean Six Sigma Yellow Belt.

Mathias is immediately available part-time for suitable projects.

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

To hire Mathias, click the Meet button on the profile to request a meeting and discuss your project needs.

Salary / Daily Rate Distribution

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<€640 €640-720 €720-800 €800-880 €960-1040 €1040+

The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

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Daily rate avg. 795 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

800
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Rate comparison chart
Median rate 760 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.