John Rossen, Ph.D.
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John Rossen, Ph.D. Email & Phone Number

Airbnb Host and Notary Signing Agent at Self-employed
Location: Tampa, Florida, United States 13 work roles 4 schools
1 work email found @cemex.com LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

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Work email j****@cemex.com
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Current company
Role
Airbnb Host and Notary Signing Agent
Location
Tampa, Florida, United States

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John Rossen, Ph.D. is listed as Airbnb Host and Notary Signing Agent at Self-employed, based in Tampa, Florida, United States. AeroLeads shows a work email signal at cemex.com and a matched LinkedIn profile for John Rossen, Ph.D..

John Rossen, Ph.D. previously worked as Independent Insurance Agent at Gfi Global Financial Impact and Member at Splendorback Llc. John Rossen, Ph.D. holds Doctor Of Philosophy (Ph.D.), Materials Science from Ecole Polytechnique Fédérale De Lausanne.

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*@cemex.com
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Profile bio

About John Rossen, Ph.D.

Multilingual, Multicultural, Curious and Motivated, my background in science, IT and business processes will positively impact your business by reducing time (costs) and accelerate your growth.With a Ph.D. in materials science, construction materials (cement, concrete), an active CompTIA Security+ certificate and extensive IT experience, my unique investigative and analytical skills will help you grow your company.Splendorback aims to empower people, their future and their business by customizing strategies that meet their unique needs.https://splendorback.com/

Listed skills include Materials Science, Characterization, Scanning Electron Microscopy, Research, and 49 others.

Current workplace

John Rossen, Ph.D.'s current company

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Self-employed
Self-Employed
Airbnb Host and Notary Signing Agent
Tampa, FL, US
AeroLeads page
13 roles

John Rossen, Ph.D. work experience

A career timeline built from the work history available for this profile.

Airbnb Host And Notary Signing Agent

Self-Employed

Tampa, Fl, Us

Independent Insurance Agent

Current

Tampa, Florida, United States

Join Us at GFI! Go For It! I'm licensed to provide financial solutions for you and your family.Global Financial Impact is a fast growing company helping motivated people impact the lives of families in the USA and beyond.GFI leverages technology to help agents offer unbiased offers from A+ rated insurance companies with the quickest administrative processes in the industry. GFI makes the process painless for everyone. Products I'm licensed to provide include Indexed Universal Life (UIL) and Indexed Annuities (IA). These are never exposed to the stock market, which will appeal to most risk profiles.Contact me if you want to know more or become an agent or broker yourself! You decide how much time to dedicate to this unique opportunity!

Aug 2024 - Present

Member

Current

Tampa, Florida, United States

- Consultant in construction / building materials- Maintaining the books and presenting the financial data.- Assistance with the ERP system.- Leading IT processes and security.

Aug 2022 - Present

Chemist I

Tampa, Florida, United States

- Developed and trialed significant improvements in laboratory management and processes using Microsoft 365 tools and automations (Power Automate, SharePoint) and ClickUp. Improved efficiency by 70-80%.- Implementation of backup routines and best practices to ensure the proper functioning of laboratory instruments.- Technical and scientific support to operations across the country.- Coordination of research in ecological cements.- Responsible for the technical evaluation of new green technologies.- Close collaboration with the admixture department in development projects.- Trained numerous interns and presented research to technical departments.

Oct 2020 - Mar 2024

Service Desk Analyst (Bilingual English/French)

Tampa

- Rapid understanding of the most complex problems and mastering of the numerous tools requiring support- Wrote numerous Knowledge Base articles.- Technical support to Coca-Cola employees from USA and Canada- Computer support and mobile support (smartphone, tablet) - Identity Management in Active Directory, Azure Portal and Microsoft 365 Admin Center- Proven experience with incident management (Service-Now, Labtech / Automate) - Remote support (TeamViewer, ScreenConnect...) - Perfectly bilingual support (USA, French Canada)

Nov 2019 - Sep 2020

Service Desk Analyst (Bilingual English/French)

Tampa, Florida, United States

Part of the "Bottler" IT Managed Services team. Hired to meet the specific requirements of Canada (French language).

Nov 2019 - Sep 2020

Materials Analysis Specialist, Varinor Sa

Delémont, Jura, Switzerland

- Answering directly to the management of the laboratory, I played a key role in maintaining a high level of service during a staffing shortage, with responsibilities covering customer service and budgeting.- Point of entry (in person or by telephone) to customers who requested our laboratory services (discussing the needs, finding appropriate solutions to their requests, establishing quotes, billing, follow-up).- Systematically kept up-to-date documentation of all the records and procedures.- Managed and automated billing/invoicing and monitoring of key performance indicators (KPI)- In charge of migrating to Windows 10 (in collaboration with the IT department)- Implemented a new digital Workflow (LIMS)- Successfully cleaned and migrated several Excel databases (results and invoicing) during the migration to the LIMS.- Electron microscopy specialist- Conduct advanced analyses related to production and watch components- In charge of promoting the laboratory by creating attractive PowerPoint and written presentations.

Jun 2018 - Aug 2019

Materials Engineer, Varinor Sa

Delémont, Jura, Switzerland

- Laboratory representative for various projects in the other departments- Responsible for creating and maintaining the technical data sheets for Varinor alloys- Responsible of the documentation for the accreditation of the laboratory

Jan 2018 - May 2018

Laboratory Technician, Varinor Sa

Delémont, Jura, Switzerland

- Conducted routine and complex materials analyses- Specialized metallic materials analyst- Support to industrialization and innovation

Jun 2017 - Dec 2017

Chemical Researcher - Binder Technology

Brügg Be, Canton Of Bern, Switzerland

- Support to development of novel concrete technologies and industrialization of material solutions- Participation in promoting Research and Development (customer demos)- Execution of scientific research- Realization of specialized services (operation requests)- Coordination of logistics for preparation of new technology deployment or customer events

Aug 2016 - May 2017

Research And Teaching Assistant

Laboratory Of Construction Materials (Lmc)

IT manager of 25+ collaborators- Hardware management and troubleshooting- Support to users- Administrative management (internal to the laboratory)- Data backup managementResearch assistant- Research (thesis) on the chemistry of more ecological cement blends- In charge of scientific and computer equipment in the laboratory- Developed a new measurement protocol to save time and money - Published in a book on methods to characterise cement- My work was featured in many conferences and a peer-reviewed journalTeaching assistant- Teaching practical work and supervising exercise sessions- Lecturer to master students

Nov 2010 - May 2015

Assistant

Poseidon Helpdesk, Epfl

- Provided courteous and professional customer service with a very high level of computer knowledge.- Serviced DELL, Lenovo, HP and Apple computers (hardware and software).- Attended to both students and university staff.- Translated part of their website from French to English.

Feb 2009 - Jul 2010

Student Projects

2010 (Diploma project)Laboratory of Construction Materials- Development of a new ecological cement for developing countries which can reduce CO2 emissions by 30%- Lead the first successful trial in Cuba with the partners2007-2009 (semester projects)Interdisciplinary Centre for Electron Microscopy - Measurement of the chemical composition of superconducting cables from CERN- Determined the optimal process temperature Powder technology laboratory - Characterisation of novel tubular solid-oxide fuel cells- Developed a new method to characterise the internal structure (porosity)Mechanical metallurgy laboratory- Exploration of new structures for aluminium metallic foams- Conducted successful trials using simple salt dough modelling used by children

Oct 2005 - Jul 2010
4 education records

John Rossen, Ph.D. education

Master Of Science (M.Sc.), Materials Science And Engineering

Activities and Societies: - Class delegate for several yearsMajor in « Structural materials for transport, energy and infrastructure »

Maturité Fédérale With Merit, Physics And Mathematics

Collège Calvin (Genève, Ch)

Activities and Societies: - Tutoring to middle school students. Mathematics and German courses.- Specialisation in Physics and Applied.

FAQ

Frequently asked questions about John Rossen, Ph.D.

Quick answers generated from the profile data available on this page.

What company does John Rossen, Ph.D. work for?

John Rossen, Ph.D. works for Self-employed.

What is John Rossen, Ph.D.'s role at Self-employed?

John Rossen, Ph.D. is listed as Airbnb Host and Notary Signing Agent at Self-employed.

What is John Rossen, Ph.D.'s email address?

AeroLeads has found 1 work email signal at @cemex.com for John Rossen, Ph.D. at Self-employed.

Where is John Rossen, Ph.D. based?

John Rossen, Ph.D. is based in Tampa, Florida, United States while working with Self-employed.

What companies has John Rossen, Ph.D. worked for?

John Rossen, Ph.D. has worked for Self-Employed, Gfi Global Financial Impact, Splendorback Llc, Cemex Usa - Cemex Technical Center, and It Authorities.

How can I contact John Rossen, Ph.D.?

You can use AeroLeads to view verified contact signals for John Rossen, Ph.D. at Self-employed, including work email, phone, and LinkedIn data when available.

What schools did John Rossen, Ph.D. attend?

John Rossen, Ph.D. holds Doctor Of Philosophy (Ph.D.), Materials Science from Ecole Polytechnique Fédérale De Lausanne.

What skills is John Rossen, Ph.D. known for?

John Rossen, Ph.D. is listed with skills including Materials Science, Characterization, Scanning Electron Microscopy, Research, Science, French, English, and Laboratory.

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