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Recommended expert

Vechelde, Germany

Experience

Jun 2024 - Sep 2024

4 months

Measurement Technology

Ingenieurbüro Neufeld

Schematic and PCB layout design
Prototype manufacturing
EMC measurements and analysis

Jan 2024 - Nov 2024

11 months

Hardware Development, Test Equipment

Ingenieurbüro Neufeld

Re-engineering of electronic test equipment
Specification of older electronic test equipment
Creation of schematics and PCB layout design with Zuken CR8000 and Altium Designer
Simulation with LTSpice
Documentation
Prototype production

Jun 2023 - Apr 2024

11 months

Braunschweig, Germany

Hardware Development, Test Equipment

Ingenieurbüro Neufeld

Schematic design and PCB layout with Altium Designer
Prototype manufacturing

May 2023 - May 2023

1 month

Consulting on Hardware Development

Ingenieurbüro Neufeld

Schematic and PCB layout creation with Altium Designer and Mentor DxDesigner
Simulation with ADS and LTSpice

Jan 2023 - May 2024

1 year 5 months

Weyhausen, Germany

Hardware Development

ASAP Engineering GmbH

Support in circuit design and PCB layout with Eagle and Altium Designer
Conducting reviews
Consulting

Mar 2022 - Mar 2023

1 year 1 month

Geretsried, Germany

Hardware development (high-frequency, RF sensors)

RSSI GmbH

Schematic design and PCB layout design with Altium Designer
Prototype manufacturing
High-frequency applications and RF measurement technology

Nov 2021 - Dec 2021

2 months

Weyhausen, Germany

Consulting in hardware development

ASAP Engineering GmbH

Adapting circuit boards (schematic in LTSpice / PCB in Eagle → Altium Designer)
PCB layout design with Altium Designer
Generation of manufacturing data (automotive industry)

Jul 2021 - May 2022

11 months

Salzgitter, Germany

Development engineer

Funktel GmbH (via Brunel)

Development and production of functional testers for servo drive technology
Schematic design with Zuken CADstar
Documentation

Feb 2018 - Jun 2021

3 years 5 months

Braunschweig, Germany

Development engineer

Lenze SE

Creation of hardware specifications and requirement documents
Definition of circuit technology and component selection
Oversight of PCB layout development
Circuit design with Mentor DxDesigner and conducting reviews
Coordination with mechanical and PCB design teams
Commissioning and verification of hardware components

Jan 2018 - Jun 2021

3 years 6 months

Geretsried, Germany

Remote

Development engineer (part-time/remote)

RSSI GmbH

Development of custom solutions for wireless measurement technology (battery-free)
Circuit and PCB layout design (EMC compliant) with Altium Designer
Circuit simulation (high frequency)
Oversight of PCB manufacturing and commissioning
Development of hardware test systems for automated hardware and software tests
Support of international teams during product launch
Development of module units (PSU) for mobile phones

Feb 2013 - Dec 2017

4 years 11 months

Braunschweig, Germany

Development Engineer

Metronix Meßgeräte und Elektronik GmbH

Development and production of drive and control technology for machinery and plant engineering as well as the automotive industry
Schematic creation with CADSTAR (Zuken)
Overseeing PCB layout creation
Circuit simulation with LTSpice
Supporting TÜV and UL certification
Development of custom temperature sensors (RF, EMC compliant)
RF measurements and mechanical designs
Managing foreign suppliers
Projects for EU and NATO

Oct 2011 - Jan 2013

1 year 4 months

Giengen, Germany

Development Engineer

EP GmbH / BSH Bosch und Siemens Haushaltsgeräte GmbH

Hardware development of power and control electronics
Cost calculation
EMC measurements, testing and optimization

Jul 2008 - Oct 2011

3 years 4 months

Ulm, Germany

Systems Engineer

Nokia GmbH

Commissioning and verification of hardware components
Hardware analysis of series products and implementation of changes
Circuit simulation with LTSpice
Supporting TÜV and UL certification

Mar 2007 - Jun 2008

1 year 4 months

Geretsried, Germany

Development Engineer

RSSI GmbH

Development of custom solutions for wireless measurement technology (battery-free)
Schematic creation with CADSTAR (Zuken)
Overseeing PCB layout creation
Circuit simulation with LTSpice
Development of analog and digital circuits up to 2.5 GHz
Circuit and PCB layout design (RF, EMC compliant)
Eagle, APLAC

Oct 2003 - Feb 2007

3 years 5 months

Wolfratshausen, Germany

Development Engineer

IQ-Mobil Solutions GmbH

Development of electronic systems for the automotive industry (battery-free tire pressure monitoring RDKS®)
Measurement technology for industrial applications
Development of analog and digital circuits up to 2.5 GHz
Circuit simulation (high frequency)

Jun 2003 - Sep 2003

4 months

Regensburg, Germany

Engineer

ZSI mbH / Siemens VDO AG

Database maintenance and testing

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 Manufacturing (18 years), Automotive (8.5 years), Telecommunication (6.5 years), Aerospace and Defense (5 years), and Professional Services (1 year).

Manufacturing

Automotive

Telecommunication

Aerospace and Defense

Professional Services

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 Product Development (21 years), Quality Assurance (9 years), Research and Development (8 years), Production (6.5 years), Finance (1.5 years), and Information Technology (0.5 years).

Product Development

Quality Assurance

Research and Development

Production

Finance

Information Technology

Summary

Hardware development More than 20 years of experience as a hardware engineer, circuit development and PCB designer.

Analog technology / digital technology My strengths: structured approach to complex projects and persistent pursuit of defined milestones.

High-frequency technology, filter design, power electronics, circuit simulation with LTSpice, E-CAD schematic & PCB layout design.

EMC expertise. Clients appreciate my reliable working style.

Prototypes from 1 unit, small series, express assembly, SMD from 0402, THT, vapor phase soldering.

Languages

German

Native

Education

Sep 1997 - Apr 2003

Fachhochschule Dortmund

Diploma Engineer, High-Frequency and Microwave Technology · Communications Engineering · Dortmund, Germany

Profile

Created

November 2024

Last Update

November 2025

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Frequently asked questions

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

Where is Waldemar based?

Waldemar is based in Vechelde, Germany and prefers 100% remote projects.

What languages does Waldemar speak?

Waldemar speaks the following languages: German (Native).

How many years of experience does Waldemar have?

Waldemar has at least 21 years of experience. During this time, Waldemar has worked in at least 11 different roles and for 10 different companies. The average length of individual experience is 1 year and 4 months. Note that Waldemar may not have shared all experience and actually has more experience.

What roles would Waldemar be best suited for?

Based on recent experience, Waldemar would be well-suited for roles such as: Measurement Technology, Hardware Development, Test Equipment, Consulting on Hardware Development.

What is Waldemar's latest experience?

Waldemar's most recent position is Measurement Technology at Ingenieurbüro Neufeld.

What companies has Waldemar worked for in recent years?

In recent years, Waldemar has worked for Ingenieurbüro Neufeld, ASAP Engineering GmbH, RSSI GmbH, Funktel GmbH (via Brunel), and Lenze SE.

Which industries is Waldemar most experienced in?

Waldemar is most experienced in industries like Manufacturing, Automotive, and Telecommunication. Waldemar also has some experience in Aerospace and Defense and Professional Services.

Which business areas is Waldemar most experienced in?

Waldemar is most experienced in business areas like Product Development, Quality Assurance (QA), and Research and Development (R&D). Waldemar also has some experience in Production/Manufacturing, Finance, and Information Technology (IT).

Which industries has Waldemar worked in recently?

Waldemar has recently worked in industries like Manufacturing, Telecommunication, and Professional Services.

Which business areas has Waldemar worked in recently?

Waldemar has recently worked in business areas like Product Development, Quality Assurance (QA), and Research and Development (R&D).

What is Waldemar's education?

Waldemar holds a Bachelor in Communications Engineering from Fachhochschule Dortmund.

What is the availability of Waldemar?

Waldemar is immediately available full-time for suitable projects.

What is the rate of Waldemar?

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