Hüseyin Ipiv - Interim Supply Chain & Procurement...

Q: Where is Hüseyin based?

Hüseyin is based in Düsseldorf, Germany .

Q: What languages does Hüseyin speak?

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

Q: How many years of experience does Hüseyin have?

Hüseyin has at least 25 years of experience. During this time, Hüseyin has worked in at least 7 different roles and for 7 different companies . The average length of individual experience is 4 years and 7 months . Note that Hüseyin may not have shared all experience and actually has more experience.

Q: What is Hüseyin's latest experience?

Hüseyin's most recent position is Interim Supply Chain & Procurement Transformation Lead at Self-employed .

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

In recent years, Hüseyin has worked for Self-employed , 1&1 Mobilfunk GmbH , and Vodafone Deutschland GmbH .

Q: Which industries is Hüseyin most experienced in?

Hüseyin is most experienced in industries like Telecommunication , Chemical , and Pharmaceutical . Hüseyin also has some experience in Professional Services .

Q: Which business areas is Hüseyin most experienced in?

Hüseyin is most experienced in business areas like Procurement , Supply Chain Management , and Logistics . Hüseyin also has some experience in Operations , Project Management , and Strategy .

Q: Which industries has Hüseyin worked in recently?

Hüseyin has recently worked in industries like Telecommunication and Professional Services .

Q: Which business areas has Hüseyin worked in recently?

Hüseyin has recently worked in business areas like Procurement , Supply Chain Management , and Logistics .

Recommended expert

Düsseldorf, Germany

Experience

Jun 2024 - Present

1 year 10 months

Interim Supply Chain & Procurement Transformation Lead

Self-employed

Took on interim mandates to structurally realign supply chain and procurement organizations with a focus on result and performance management.
Developed customer-centric end-to-end supply chain structures to improve service levels, growth, and operational control.
Managed strategic tender and negotiation processes to optimize supplier structures and commercial contract models.
Designed and implemented digital and data-driven control models for forecasting, planning, and supply chain performance.
Built operating and governance models for sustainable management of transformation, decision-making processes, and supplier management.

Aug 2023 - Feb 2024

7 months

Düsseldorf, Germany

Head of Procurement & Carrier Management

1&1 Mobilfunk GmbH

Full responsibility for procurement and carrier management as part of building the fourth German mobile network.
Led strategic negotiations and contract structuring of a long-term national roaming agreement with Vodafone Germany, managing the commercial, technical, and regulatory workstreams, and aligning with the CEO, CFO, and CTO of both companies.
Closed a national roaming contract worth about €4 billion as the basis for nationwide 5G coverage and the migration of over 12 million mobile customers.

Apr 2014 - Jul 2023

9 years 4 months

Düsseldorf, Germany

Head of Supply Chain Management (including Transformation & Procurement)

Vodafone Deutschland GmbH

Overall responsibility for supply chain management including logistics, procurement, repairs & returns, planning, warehousing, transport, services, and supplier management in the consumer devices business.
Led multiple transformation programs to integrate organizations, digitize core processes, and introduce data-driven control models.
Managed strategic tenders, supplier negotiations, and contract structures for logistics and supply chain services.
Built a customer-centric end-to-end supply chain with a focus on service levels, working capital, and operational performance.

Feb 2010 - Apr 2014

4 years 3 months

Budapest, Hungary

Head of Supply Chain & Device Operations

Vodafone Hungary

Established the entire end-to-end supply chain organization including procurement, logistics, portfolio management, and distribution.
Managed the operational and commercial integration of supply chain and go-to-market processes in the smartphone business.
Introduced structured S&OP processes and system-based distribution models to improve forecasting, availability, and cost structure.
Carried out strategic supplier negotiations and contract optimizations in the global device sourcing environment.

Nov 2007 - Feb 2010

2 years 4 months

Düsseldorf, Germany

Senior Procurement Strategy Manager

Vodafone Group Services GmbH

Developed global procurement strategies for smartphone sourcing and built an international procurement community.
Managed group-wide volume bundling and negotiation processes across multiple Vodafone markets.
Introduced structured negotiation methods and governance models for global procurement initiatives.

Jan 2002 - Dec 2007

6 years

Leverkusen, Germany

Senior Supply Chain Manager

Bayer AG

Building and developing a global supply chain community to coordinate international procurement and supply chain structures.
Implementing supply chain and procurement optimization measures across international sites in Europe, North America and Asia.

Jan 2001 - Dec 2002

2 years

London, United Kingdom

Key Account Manager

Telefónica UK Ltd.

Responsible for managing a strategic key account in the mobile communications business.
Managing the commercial customer relationship and supporting revenue growth initiatives in the fast-growing mobile communications market.

Industry Experience

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

Experienced in Telecommunication, Chemical, Pharmaceutical, and Professional Services.

Telecommunication

Chemical

Pharmaceutical

Professional Services

Business Area Experience

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

Experienced in Procurement, Supply Chain Management, Logistics, Operations, Project Management, and Strategy.

Procurement

Supply Chain Management

Logistics

Operations

Project Management

Strategy

Summary

Stabilizes end-to-end performance across supply chain and procurement in transformation situations under EBITDA and margin pressure by setting up an integrated KPI, governance, and control logic that enables cash release, margin improvement, and operational stability.
Reduces high working capital and rising inventory by structurally linking forecasting, S&OP, procurement, and distribution logic, leading to measurable stabilization of inventory control, liquidity, and service levels.
Executes performance and cost-out programs with result accountability by moving individual functional measures into an integrated control architecture that makes savings, margin impact, and implementation reliably manageable.
Strengthens negotiation outcomes and commercial impact of strategic supplier relationships by building central negotiation and governance frameworks that bundle volumes, structure contract logic, and secure sustainable margin and cash effects.
Turns transformation programs into measurable business impact by restructuring governance, responsibility, and end-to-end performance logics across supply chain and procurement, and by establishing data-driven controls and customer-centric supply chain structures.

Skills

Industry Focus

Telecommunications
Consumer Electronics
Retail & E-commerce
Logistics & Supply Chain Services

Methods & Approach

Operating Model Design
Contract Negotiation & Negotiation Architecture
Strategic Sourcing & Vendor Management
S&op & Big Data Forecasting
Working Capital Optimization
Kpi Framework & Performance Steering
Post-merger Integration
Sap S/4hana & Data-driven Decision Making

Languages

German

Native

English

Advanced

Education

Oct 1997 - Jun 2001

International School of Economics Rotterdam & Fachhochschule Bielefeld

Master of Business Administration, European Studies in Management · European Studies in Management · Bielefeld, Germany

Statistics

Experience

Total positions 7

Experience in Telecommunication 18 y

Avg length 3 y 8 m

Longest experience 9 y 3 m

Global Experience

Countries worked in 3 (Germany, Hungary, United Kingdom)

Primary country Germany

Expertise

Recent roles Interim Supply Chain & Procurement Transformation Lead, Head of Procurement & Carrier Management, Head of Supply Chain Management (including Transformation & Procurement)

Main industries Telecommunication, Chemical, Pharmaceutical

Main business areas Procurement, Supply Chain Management, Logistics

Qualifications

Highest degree Master

Profile

Created

March 2026

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Frequently asked questions

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

Where is Hüseyin based?

Hüseyin is based in Düsseldorf, Germany.

What languages does Hüseyin speak?

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

How many years of experience does Hüseyin have?

Hüseyin has at least 25 years of experience. During this time, Hüseyin has worked in at least 7 different roles and for 7 different companies. The average length of individual experience is 4 years and 7 months. Note that Hüseyin may not have shared all experience and actually has more experience.

What roles would Hüseyin be best suited for?

Based on recent experience, Hüseyin would be well-suited for roles such as: Interim Supply Chain & Procurement Transformation Lead, Head of Procurement & Carrier Management, Head of Supply Chain Management (including Transformation & Procurement).

What is Hüseyin's latest experience?

Hüseyin's most recent position is Interim Supply Chain & Procurement Transformation Lead at Self-employed.

What companies has Hüseyin worked for in recent years?

In recent years, Hüseyin has worked for Self-employed, 1&1 Mobilfunk GmbH, and Vodafone Deutschland GmbH.

Which industries is Hüseyin most experienced in?

Hüseyin is most experienced in industries like Telecommunication, Chemical, and Pharmaceutical. Hüseyin also has some experience in Professional Services.

Which business areas is Hüseyin most experienced in?

Hüseyin is most experienced in business areas like Procurement, Supply Chain Management, and Logistics. Hüseyin also has some experience in Operations, Project Management, and Strategy.

Which industries has Hüseyin worked in recently?

Hüseyin has recently worked in industries like Telecommunication and Professional Services.

Which business areas has Hüseyin worked in recently?

Hüseyin has recently worked in business areas like Procurement, Supply Chain Management, and Logistics.

What is Hüseyin's education?

Hüseyin holds a Master in European Studies in Management from International School of Economics Rotterdam & Fachhochschule Bielefeld.

What is the availability of Hüseyin?

Hüseyin will be available from March 2026.

What is the rate of Hüseyin?

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