Thomas Hartung - Project Manager & Tender Manager

Q: Where is Thomas based?

Thomas is based in Frankfurt am Main, Germany .

Q: What languages does Thomas speak?

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

Q: How many years of experience does Thomas have?

Thomas has at least 22 years of experience. During this time, Thomas has worked in at least 21 different roles and for 19 different companies . The average length of individual experience is 1 year and 11 months . Note that Thomas may not have shared all experience and actually has more experience.

Q: What is Thomas's latest experience?

Thomas's most recent position is Project Manager & Tender Manager at GEA Group AG .

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

In recent years, Thomas has worked for GEA Group AG , Federal IT Center , ProSiebenSat.1 Media SE , Operational Services GmbH & Co. KG / T-Systems , and Messe Frankfurt GmbH .

Q: Which industries is Thomas most experienced in?

Thomas is most experienced in industries like Information Technology , Banking and Finance , and Professional Services . Thomas also has some experience in Government and Administration , Fashion , and Telecommunication .

Q: Which business areas is Thomas most experienced in?

Thomas is most experienced in business areas like Information Technology , Project Management , and Operations . Thomas also has some experience in Product Development , Quality Assurance , and Procurement .

Q: Which industries has Thomas worked in recently?

Thomas has recently worked in industries like Information Technology , Professional Services , and Government and Administration .

Q: Which business areas has Thomas worked in recently?

Thomas has recently worked in business areas like Information Technology , Product Development , and Operations .

Recommended expert

Frankfurt am Main, Germany

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Experience

Sep 2023 - Dec 2023

4 months

Germany

Project Manager & Tender Manager

GEA Group AG

Implemented an access control solution and prepared tender documents for a visitor management system.
As project manager, I was responsible for the successful rollout of a cloud-based access control system for two sites with around 4,000 employees.
Accountable for the successful execution of the project.
Created and aligned project plans and status reports with all stakeholders.
Prepared/coordinated an initial effort or cost estimate and related planning for operational services implementation.
Identified interfaces.
Ensured budget and schedule compliance.
As tender manager / demand manager, the following specific tasks were my responsibility:
Analyzing potential suppliers.
Gathering requirements.
Creating and aligning the requirements catalog.
Developing an evaluation matrix.
Preparing the tender documents.

Jul 2023 - Present

3 years

Germany

Project Manager

Federal IT Center

Set up and migrated server environments in a security-critical IT environment.
As a project manager under the V-Model or Scrum, the following specific tasks were my responsibility:
Responsible for the successful execution of the project.
Created and aligned project plans and status reports with all stakeholders.
Prepared/coordinated an initial effort or cost estimate and related planning for operational services implementation.
Identified interfaces.
Ensured budget and schedule compliance.
Collaborated with internal departments to execute the project effectively.

May 2022 - Jun 2023

1 year 2 months

Germany

Technical Solution Manager / Demand Manager

Federal IT Center

Technical planning of proposals.
As a technical solution manager / demand manager, the following specific tasks were my responsibility:
Responsible for preparing proposals for complex requests/solutions.
Created and aligned feasibility studies for technical solutions with a focus on IT operations.
Developed solution designs for technical solutions based on provided functional requirements with a focus on IT operations.
Identified deviations of designated IT solutions from the defined architecture standards and coordinated extensions of the standards or obtained exceptions.
Coordinated the solution design with the service owners.
Prepared/coordinated an initial effort or cost estimate and related high-level planning for operational services implementation.
Coordinated the solution design.

Oct 2021 - Nov 2021

2 months

Germany

Audit of a Subsidiary

ProSiebenSat.1 Media SE

The group implemented a documented internal control system to demonstrate the effectiveness of the system that the supervisory board must monitor under § 107 III 2 of the German Stock Corporation Act.
Responsible for the IT aspects of the audit.
Reviewed existing documentation.
Evaluated the documentation and held a final discussion on required actions.
Audited IT governance, information security strategy management, access management, change, problem and incident management processes, system data backup & recovery, and IT security.

Oct 2020 - Dec 2022

2 years 3 months

Germany

Demand Manager / Carve-Out Manager

Operational Services GmbH & Co. KG / T-Systems

Provided ICT services for statutory health insurance companies.
As a general contractor for an IT service provider of the health insurance companies, T-Systems operates the necessary IT environment with the following parameters: multiple data centers, ESX platform, approx. 14,000 virtual servers, approx. 1,100 physical servers, storage, SAP HANA instances, workplace services, directory, print, software and collaboration services, firewall & security.
Acted as a link between the client and the delivery units.
Responsible for creating proposals for NSSR and CR for complex requests/solutions.
Coordinated analysis, proposal creation, and contracting.
Implemented NSSR and CR as project manager until acceptance.
Served as carve-out manager for the spin-off of a Telekom group subsidiary.
Deutsche Telekom and TK service provider Cellnex merged their radio towers in the Netherlands.
Due to the spin-off of a group subsidiary, T-Systems had to make the following systems available to the buyer and ensure the technical transition of an operational environment: multiple data centers, S/4HANA, Proflow, Imagemaster, firewall infrastructure.
Project manager for implementing and ensuring an operational IT infrastructure up to acceptance.

Jul 2020 - Aug 2020

2 months

Germany

Service Manager

Operational Services GmbH & Co. KG / Deutsche Telekom

Smart Speaker by Deutsche Telekom.
This product is offered as a speaker with a digital voice assistant.
With it, you can control smart home components such as lights, heating, or third-party services by voice command.
Acted as the link between the customer and the delivery units.
Main service point of contact.
Coordinated priority 1 and 2 incidents and their resolution.
Coordinated changes and problem management.
Conducted service review meetings.

Jun 2020 - Jun 2020

1 month

Germany

Consulting

Operational Services GmbH & Co. KG für Volkswagen Financial Service AG

Developed the concept and approach for a port-based VoIP solution.
The existing phone system (around 9,000 users), including the contact center solution with voice portal, was to be replaced by a future-proof solution.
The goal was to develop a solution proposal for a flexible phone system that also includes a one-number concept covering mobile phones and remote locations.
Created an outline of the approach.
Defined responsibilities.
Defined the tender parameters.
Prepared an effort estimate for creating this tender.

Apr 2020 - Apr 2020

1 month

Germany

Audit review of a subsidiary

ProSiebenSat.1 Media SE

The group implemented a documented internal control system to demonstrate the effectiveness of internal controls that the supervisory board must monitor under § 107 III 2 of the Stock Corporation Act.
Responsible for IT-related content of the audit.
Reviewed the existing documentation.
Evaluated it and conducted a final discussion on necessary actions.
Areas audited included IT governance, information security strategy management, access management, change, problem, and incident management processes, system data backup and recovery, and IT security.

Mar 2019 - Present

7 years 4 months

Frankfurt, Germany

Consultant / Inspector

Messe Frankfurt GmbH

Performed functional testing and acceptance of EMA/ZUKO systems (intrusion alarm and access control systems) in several exhibition halls.
The tests were conducted by manually triggering an alarm, observing fault messages in the operation security center, and following the work instructions.
The testing is done twice a year and documented with an acceptance report.
Reviewed the documentation for the data centers' intrusion alarm systems.
Verified the plausibility and accuracy of messages/contacts connected to the EMA (intrusion alarm system) and comprehensively documented the results.
Developed procedures for the previously created documentation and its integrations.

Feb 2019 - Jul 2020

1 year 6 months

Germany

Tender Manager / Demand Manager

T-Systems / Volkswagen Financial Service AG

Tender for client management services.
After analyzing past results, documents, and various strategies in the context of client, mobile device, and print management, this service was to be transitioned into a managed service and tendered for other group companies.
Responsible for technical oversight of the project through to its operation.
Analyzed customer needs.
Developed technical solution concepts and the commercial framework.
Created the business case.
Served in sub-project leadership roles.
Conducted status meetings with departments.
Delivered presentations and workshops.
Prepared the technical specification including all necessary requirements.
Quality assurance, audits, compliance, SLAs, KPIs.

Sep 2018 - Present

7 years 10 months

Germany

Consulting Project / Consulting

One of the leading providers of IT services for connectivity, cyber defense, and virtual networking in Germany

Software-defined WANs.
Turn static, heterogeneous networks into dynamic systems.
Easy integration of new sites.
Simple cloud provider integration.
Minimal hardware through device virtualization.
Low setup effort.
Central network management control.
High security.
White-label capability.
Launch of our own SD-WAN product.

Jun 2018 - Jun 2018

1 month

Germany

Consultant

One of the leading providers of IT infrastructure and IT services in Germany

Creating the conceptual content for implementing a firewall cluster.
Security zones.
Object structures.
Request handling.
Configuration and operations documentation.
Reporting.

Nov 2017 - Mar 2019

1 year 5 months

Germany

Service Delivery Manager / Service Manager

Operational Services GmbH & Co. KG / Deutsche Telekom

Smart speaker for Deutsche Telekom.
Provided as a speaker with a digital voice assistant.
Served as a link between the customer and Operational Services delivery teams.
Responsible for professional project support through to operations.
Analyzed customer needs, considering cloud service requirements (Azure and VMware).
Developed technical solution concepts and commercial formats like proposals and service descriptions.
Performed subproject leadership.
Held status meetings with business units.
Led presentations and workshops.
Prepared service handbook and operations handbook.

Feb 2017 - Dec 2017

11 months

Germany

Overall Project Manager including Demand Management

Operational Services GmbH & Co. KG / End customer - Confidential

Industry 4.0 in large SMBs: digital transformation is not a trend but the next step in industrialization.
Adjust IT infrastructure to meet growing needs: focus on core business, IT service operating models, SaaS, security, flexibility, connecting suppliers/partners, linking to standard cloud services (e.g., Azure).
Analyzed customer requirements and developed technical solution concepts as well as commercial frameworks.
Assessed the feasibility of the existing network infrastructure.
Created the technical project plan to meet the required specifications.

Nov 2016 - Nov 2016

1 month

Germany

Senior Network Consultant

Operational Services GmbH & Co. KG / End customer - Confidential

Effort estimation for network design to roll out 145,000 Office 365 clients worldwide.
Collected customer requirements.
Consolidated technical specs and network loads.
Developed migration/switch-over proposal.
Planned effort, network load, and migration.
Integrated with cloud services.

May 2016 - Oct 2016

6 months

Germany

Bid-Manager / Demand Manager

Operational Services GmbH & Co. KG

Coordinating the subprojects (technical).
Compiling customer requirements.
Consolidating the technical pre-qualification of the subprojects.
Developing proposals for the overall solution.
Handling cost calculations / effort planning / business case for the overall project.
Coordinating approval processes.

Feb 2015 - Dec 2015

11 months

Technical Project Manager

Leading international company in the communications industry (confidential)

Designing and planning a room-in-room project.
Carrying out security planning and technology.
Performing cooling, climate control, and electrical engineering planning.
Planning network technology.
Reference size: 1.5 kW per m².
Scope of delivery: IT security room, climate control, fire detection, extinguishing system, UPS, modular construction.
Technical project manager for the implementation of the data center room.

Nov 2014 - May 2016

1 year 7 months

Hamburg, Germany

Consulting & Project Management

T-Systems International GmbH

Pre-gate parking in the Port of Hamburg.
The goal was optimized handling of waiting trucks until unloading.
Comprehensive video surveillance with requirements such as: parking spaces free or occupied, detection of vehicles parked crosswise, detection of over-width vehicles, detection when a truck unhitches its trailer.
Designing and planning the project.
Planning network technology.
Planning camera locations including camera masts.
Project management for implementation as technical project manager.

Sep 2013 - Dec 2014

1 year 4 months

Germany

Requirements Manager / Demand Manager

Federal authority – federal finance sector (confidential)

Creating a specification for procuring a data center.
Developing the data center relocation plan.
Concept development for building security (infrastructure and technology).
Developing a strategy for using cloud services.
Designing / planning emergency power (UPS) on the company campus.
Defining and establishing measures for emergency power supply.
Defining measures for physical protection (network, peripherals, UPS, video, access, fire, water, etc.).
Implementing a building security system (GLT/GEMOS).
Implementing a time tracking system (GLT).
Implementing access control for the data center and campus (GLT).
Creating a technical and organizational emergency concept.
Creating the data center operations manual.
Creating required specifications and attachments for tenders.
Reference size: 3.6 kW per m².
Scope of delivery: IT security room, climate control, fire detection, extinguishing system, UPS, modular construction.

Jul 2013 - Aug 2013

2 months

Germany

Requirements Manager / Demand Manager

Federal authority – federal finance sector (confidential)

Creating a telecom concept focused on replacing the existing ISDN phone system for about 1500 ports, considering SIP and NGN.
Determining the basics and requirements for the telecom system, LAN, and SIP feed.
Developing a target concept with different variants / merges to replace the existing telecom system.
Creating a technical specification (requirements document) for the tender request of a SIP telecom system including service center and ACD.

Jan 2013 - Jun 2013

6 months

Germany

Requirements Manager / Demand Manager / Project Manager

Federal Agency – Federal Finance Sector (confidential)

Design of a SIP solution architecture including carrier connectivity, call center and customer site (SIP trunk) for migrating the service number (ISDN) to an IP concept (SIP).
Integration into the high-security network infrastructure (VPN tunnels and encryption) between sites and IVR/ACD.
Implementation of redundant SIP converters and deployment using location-based service numbers.
Preparation of technical specifications for the RFP.

Aug 2012 - Dec 2012

5 months

Germany

Project Manager

Federal Agency – Federal Finance Sector (confidential)

Creation of a target/feasibility concept and site analysis for alternative data center locations.
Development of a preliminary design for the target/feasibility concept.
Preparation of a scope of services document for the additional high-security server room.
Reference size: 1.2 kW per sqm.
Delivery scope: IT security room, air conditioning, fire detection, fire suppression system, UPS, modular construction.
Project manager for the subproject of upgrading the high-security server room.

Jan 2005 - Dec 2019

15 years

Germany

Consultant / Project Manager

Conference on Jewish Material Claims against Germany, Inc.

Ongoing consulting and planning for Layer 2 and 3 site networking (LAN/MPLS/SD-WAN).
Implementation of a central and highly redundant internet access (HA – high availability service).
Project manager for the respective modification measures regarding line delivery and implementation.
Consultation on future requirements for software-defined WANs.
Technical project manager for implementing the (LAN/MPLS/SD-WAN) infrastructure.

Jan 2005 - Dec 2019

15 years

Germany

Technical Project Manager

Equinet Bank AG / Pareto Securities AS

Ongoing consulting and planning for Layer 2 and 3 site networking (LAN/MPLS).
Implementation of a central and highly redundant internet access (HA – high availability service).
Technical project manager for the respective modification measures regarding line delivery and implementation.
Implementation of a highly redundant voice connection.

Jan 2004 - Dec 2006

3 years

Darmstadt, Germany

Consultant

Wella AG

Development of a high-availability connection concept for the existing fully redundant telephone system at the Darmstadt site.
Connection to the PSTN/ISDN network using two carrier strategies (line-level and path-disjoint redundancy).

Technical Project Manager

The Nielsen Company

Ongoing consulting and planning for Layer 3 site networking (MPLS).
Implementation of a central, highly redundant internet access (HA – High Availability Service).
Implementation of highly redundant telephony connections at each site (HA – High Availability Service).
Technical Project Manager for renovation measures, ensuring on-time delivery of lines and services.

Industry Experience

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

Experienced in Information Technology, Banking and Finance, Professional Services, Government and Administration, Fashion, and Telecommunication.

Information Technology

Banking and Finance

Professional Services

Government and Administration

Fashion

Telecommunication

Business Area Experience

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

Experienced in Information Technology, Project Management, Operations, Product Development, Quality Assurance, and Procurement.

Information Technology

Project Management

Operations

Product Development

Quality Assurance

Procurement

Summary

I have very comprehensive, cross-disciplinary know-how (more than 20 years) in the complex environment of the ICT industry. Since 2001, I have worked closely with well-known carriers in the ICT sector and thus have solid expertise in site networking, voice connectivity, IP/LAN connections, data center/cloud solutions and in preparing tenders.

To deliver these projects effectively and successfully for the client, project control / project planning of ICT projects is the most important element.

Skills

Areas Of Expertise

Data Center Planning > 15 Years
Security Infrastructure > 15 Years
Infrastructure / Site Networking > 20 Years
Ict Infrastructure & Cloud > 20 Years
Project Management > 15 Years
Demand Management > 15 Years
Security, Access Control & Video Surveillance Systems (Bms) > 15 Years

Technical Skills

Expert In Project Management
Senior Ict Security Infrastructure & Cloud
Expert In Data Center Planning
Expert In Bms (Building Management Systems)
Senior Tender / Demand Manager

Leadership Experience

Functional Leadership
Project Management
Disciplinary Leadership

Additional Expertise

Planning Data Centers (Hoai Phases 1-9) With Live Data Center Migrations
Network Infrastructure Topics Like Wlan, Lan, Wan, Sd-Wan, Ethernet Networks, Ngn
Voip Voice Solutions (Pbx / Pstn / All-Ip / Encrypted Voice)
Building Management Systems (Time Control, Zuko, Fire Alarm (Bma), Video, Pna, Ema)
Security Infrastructure
Cloud Consulting
Setting Up Server Environments / Platforms

Languages

German

Native

English

Advanced

Education

Diploma in Industrial Engineering · Industrial Engineering

Certifications & licenses

DGQ Quality Representative

AI Manager (HC) and AI Consultant (HC) according to Dirk certification course (ZFU)

Professional SCRUM Master

scrum.org

REFA Industrial Engineer

REFA Planning and Control / PPS with IT

REFA Process Organizer

Security Manager

Security Clearance SÜ1-G

Statistics

Experience

Total positions 26

Experience in Information Technology 21.5 y

Avg length 2 y 5 m

Longest experience 14 y 11 m

Global Experience

Countries worked in 1 (Germany)

Primary country Germany

Expertise

Recent roles Project Manager & Tender Manager, Project Manager, Technical Solution Manager / Demand Manager

Main industries Information Technology, Banking and Finance, Professional Services

Main business areas Information Technology, Project Management, Operations

Qualifications

Highest degree Bachelor

Certifications earned 8

Profile

Created

June 2025

Last Update

June 2026

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Frequently asked questions

Have questions? Find more information here.

Where is Thomas based?

Thomas is based in Frankfurt am Main, Germany.

What languages does Thomas speak?

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

How many years of experience does Thomas have?

Thomas has at least 22 years of experience. During this time, Thomas has worked in at least 21 different roles and for 19 different companies. The average length of individual experience is 1 year and 11 months. Note that Thomas may not have shared all experience and actually has more experience.

What roles would Thomas be best suited for?

Based on recent experience, Thomas would be well-suited for roles such as: Project Manager & Tender Manager, Project Manager, Technical Solution Manager / Demand Manager.

What is Thomas's latest experience?

Thomas's most recent position is Project Manager & Tender Manager at GEA Group AG.

What companies has Thomas worked for in recent years?

In recent years, Thomas has worked for GEA Group AG, Federal IT Center, ProSiebenSat.1 Media SE, Operational Services GmbH & Co. KG / T-Systems, and Messe Frankfurt GmbH.

Which industries is Thomas most experienced in?

Thomas is most experienced in industries like Information Technology, Banking and Finance, and Professional Services. Thomas also has some experience in Government and Administration, Fashion, and Telecommunication.

Which business areas is Thomas most experienced in?

Thomas is most experienced in business areas like Information Technology, Project Management, and Operations. Thomas also has some experience in Product Development, Quality Assurance, and Procurement.

Which industries has Thomas worked in recently?

Thomas has recently worked in industries like Information Technology, Professional Services, and Government and Administration.

Which business areas has Thomas worked in recently?

Thomas has recently worked in business areas like Information Technology, Product Development, and Operations.

What is Thomas's education?

Thomas holds a Bachelor in Industrial Engineering.

Does Thomas have any certificates?

Thomas has 8 certificates. Among them, these include: DGQ Quality Representative, AI Manager (HC) and AI Consultant (HC) according to Dirk certification course (ZFU), and Professional SCRUM Master.

What is the availability of Thomas?

Thomas is immediately available full-time for suitable projects.

What is the rate of Thomas?

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