Nader Hamamreh-Unger - Consultant Operational Excellence

Q: Where is Nader based?

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

Q: What languages does Nader speak?

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

Q: How many years of experience does Nader have?

Nader has at least 18 years of experience. During this time, Nader has worked in at least 10 different roles and for 9 different companies . The average length of individual experience is 2 years and 10 months . Note that Nader may not have shared all experience and actually has more experience.

Q: What is Nader's latest experience?

Nader's most recent position is Consultant Operational Excellence at Stuertz Maschinenbau GmbH .

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

In recent years, Nader has worked for Stuertz Maschinenbau GmbH and Freelancer .

Q: Which industries is Nader most experienced in?

Nader is most experienced in industries like Automotive , Manufacturing , and Transportation and Logistics . Nader also has some experience in Energy .

Q: Which business areas is Nader most experienced in?

Nader is most experienced in business areas like Operations , Project Management , and Quality Assurance (QA) . Nader also has some experience in Supply Chain Management , Production/Manufacturing , and Sustainability Management .

Q: Which industries has Nader worked in recently?

Nader has recently worked in industries like Automotive and Manufacturing .

Q: Which business areas has Nader worked in recently?

Nader has recently worked in business areas like Operations , Project Management , and Supply Chain Management .

Recommended expert

Erdmannhausen, Germany

Experience

Oct 2020 - May 2023

2 years 8 months

Consultant Operational Excellence

Stuertz Maschinenbau GmbH

Performance management and problem-solving activities (OEE-Increase)
Implementing lean transformation projects in manufacturing
Development of improvement opportunities and measures based on process analysis
Technical and economic evaluation of solutions
Coordination and communication between all departments involved
Implementation of training and workshops and qualification of employees
Design and implementation of shop floor management systems
Development of the OPEX roadmap for the entire group

Oct 2019 - Present

6 years 5 months

Senior Consultant Operational Excellence

Freelancer

International projects in the automotive industry (Romania)
Performance management and problem-solving activities (OEE-Increase)
Design and implementation of shop floor management systems
Implementation of lean transformation projects in production and supply chain
Execution of Kaizen events (Moderator / Project Manager)

Mar 2019 - Sep 2020

1 year 7 months

Lean Manager

Glen Dimplex Thermal Solutions

Responsible for industrial engineering
Responsible for lean transformation projects
Responsible for OPEX activities
Design new lines and redesign current lines
Create Kaizen-Events-Roadmap and execute events in production, administration and engineering
Execute quality and basic problem solving (BPS) events
Train employees in lean tools
Implement Gemba walks and As-Is-Analysis tours to identify potentials
Create budgets and saving-plans

Jan 2018 - Feb 2019

1 year 2 months

Head of Lean, Quality, Environment and Energy Management

Müller – Die Lila Logistik AG

Responsible for 20 locations in Germany and Poland
Responsible for implementation of lean management within the group
Strategic development of department of lean, quality, environment and energy management
Responsible for budget planning of the department
Mentoring and monitoring all continuous improvement teams (22 members)
Execution of Gemba walks in all locations to identify improvement potentials
Execution of Kaizen events and train the methods
Improvement of the local LELs (Lean Event Leaders)
Creating, coordinating and controlling CI-action plans
Creating concepts and methods to improve Lila Logistic System
Communication of results with the managing directors and COO
Firefighting

Jul 2015 - Oct 2017

2 years 4 months

Lean Manufacturing Manager Germany

Magna Mirrors Germany

Responsible for the three German plants
Mentoring and monitoring all continuous improvement teams
Leading the group toward WCM (World Class Manufacturing)
Generate, coordinate and control Hoshin activities to contribute to group strategy
Generate, coordinate and control action plans to achieve WCM targets
Coordinate monthly KPI-reports
Managing all continuous improvement projects
Management of lean line design projects
Execution of Kaizen workshops to improve productivity
Execution of scrap reduction workshops
Execution of supplier improvement projects
Generate and control savings and budget plans
Train management and staff in lean methodology
Execute workshops to train European lean teams in lean tools

Mar 2011 - Jun 2015

4 years 4 months

Radolfzell, Germany

Lean Promotion Officer

TRW Automotive Electronics & Components GmbH

Development of Hoshin workshops and breakdown of strategy into single actions
Managing all continuous improvement projects
Management of lean line design projects
Execution of Kaizen workshops to improve productivity
Execution of scrap reduction workshops
Train staff in lean philosophy
Energy and HS&E champion
Lead Gemba walks to identify potentials
Generate savings and budget plans
Responsible for operations excellence activities
Energy Manager since June 2013

Apr 2010 - Feb 2011

11 months

Consultant Lean Six Sigma

Freelancer

Six Sigma Green and Black Belt certification
Theory of Constraints training
Execute Six Sigma Black Belt projects in injection molding production

Oct 2008 - Apr 2010

1 year 7 months

Waldshut-Tiengen, Germany

Process Engineer

Sedus Stoll AG

Execution of projects to improve process capability
Integration of the zero-error strategy
Implementation of 5S and shop floor management
Reduction of lead time and increasing the value added of processes
Staff training

Feb 2008 - Jun 2008

5 months

Berlin, Germany

Interim Lean Engineer

Converteam GmbH

Execution of two Kaizen events and implementing the results with the local team

Oct 2006 - Aug 2007

11 months

Berlin, Germany

Interim Industrial Engineer

Bartelt & Sohn OHG

Optimization of internal business and production processes
Time measurement and scheduling of manufacturing processes

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 (13 years), Manufacturing (9.5 years), Transportation (1 year), and Energy (0.5 years).

Automotive

Manufacturing

Transportation

Energy

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 Operations (16 years), Project Management (13 years), Quality Assurance (8 years), Supply Chain Management (6.5 years), Production (6 years), and Sustainability Management (5.5 years).

Operations

Project Management

Quality Assurance

Supply Chain Management

Production

Sustainability Management

Skills

Automotive & Industry
Lean Management
Kaizen
Value Stream Mapping & Design
Six Sigma (Black Belt)
Hoshin Kanri
Continuous Improvement Process (Cip)
Smed
Tps
Oee
Theory Of Constraints (Toc)

Languages

German

Advanced

English

Advanced

Education

Apr 2006 - Jul 2007

TFH Berlin

Master in Business Administration and Engineering · Business Administration and Engineering · Berlin, Germany · good

Oct 2000 - Sep 2005

FHTW Berlin

Diploma in Industrial Engineering · Industrial Engineering · Berlin, Germany · good

Oct 1998 - Sep 2000

TU Berlin

Industrial Engineering · Berlin, Germany

Certifications & licenses

Certification In Energy Management

Certification In Six Sigma Green And Black Belt

Profile

Created

December 2024

Last Update

May 2025

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Frequently asked questions

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

Where is Nader based?

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

What languages does Nader speak?

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

How many years of experience does Nader have?

Nader has at least 18 years of experience. During this time, Nader has worked in at least 10 different roles and for 9 different companies. The average length of individual experience is 2 years and 10 months. Note that Nader may not have shared all experience and actually has more experience.

What roles would Nader be best suited for?

Based on recent experience, Nader would be well-suited for roles such as: Consultant Operational Excellence, Senior Consultant Operational Excellence, Lean Manager.

What is Nader's latest experience?

Nader's most recent position is Consultant Operational Excellence at Stuertz Maschinenbau GmbH.

What companies has Nader worked for in recent years?

In recent years, Nader has worked for Stuertz Maschinenbau GmbH and Freelancer.

Which industries is Nader most experienced in?

Nader is most experienced in industries like Automotive, Manufacturing, and Transportation and Logistics. Nader also has some experience in Energy.

Which business areas is Nader most experienced in?

Nader is most experienced in business areas like Operations, Project Management, and Quality Assurance (QA). Nader also has some experience in Supply Chain Management, Production/Manufacturing, and Sustainability Management.

Which industries has Nader worked in recently?

Nader has recently worked in industries like Automotive and Manufacturing.

Which business areas has Nader worked in recently?

Nader has recently worked in business areas like Operations, Project Management, and Supply Chain Management.

What is Nader's education?

Nader holds a Master in Business Administration and Engineering from TFH Berlin, a Bachelor in Industrial Engineering from FHTW Berlin and a Bachelor in Industrial Engineering from TU Berlin.

Does Nader have any certificates?

Nader has 2 certificates. These include: Certification In Energy Management and Certification In Six Sigma Green And Black Belt.

What is the availability of Nader?

Nader is immediately available full-time for suitable projects.

What is the rate of Nader?

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