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John Walker Email & Phone Number

Maufacturing Engineer, Equipment at Penumbra, Inc.
Location: Georgetown, Texas, United States 6 work roles 1 school
1 work email found @qaltek.com 2 phones found area 208 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email j****@qaltek.com
Direct phone (208) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Penumbra, Inc.
Role
Maufacturing Engineer, Equipment
Location
Georgetown, Texas, United States
Company size
2843 employees

Who is John Walker? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

John Walker is listed as Maufacturing Engineer, Equipment at Penumbra, Inc., a with 2843 employees, based in Georgetown, Texas, United States. AeroLeads shows a work email signal at qaltek.com, phone signal with area code 208, and a matched LinkedIn profile for John Walker.

John Walker previously worked as Equipment Quality Engineer at Neuralink and Quality Assurance Manager at Qal-Tek Associates. John Walker holds Associate’S Degree, Biology, General from Temple College.

Company email context

Email format at Penumbra, Inc.

This section adds company-level context without repeating John Walker's masked contact details.

{first_initial}{last}@qaltek.com
86% confidence

AeroLeads found 1 current-domain work email signal for John Walker. Compare company email patterns before reaching out.

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Profile bio

About John Walker

John Walker is a Maufacturing Engineer, Equipment at Penumbra, Inc.. He possess expertise in management, operations management, microsoft office, project management, strategic planning and 9 more skills. He is proficient in English.

Listed skills include Management, Operations Management, Microsoft Office, Project Management, and 10 others.

Current workplace

John Walker's current company

Company context helps verify the profile and gives searchers a useful next step.

Penumbra, Inc.
Penumbra, Inc.
Maufacturing Engineer, Equipment
Sacramento, CA, US
Website
penumbrainc.com
Employees
2843
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Company profile
View company profile Email format
6 roles

John Walker work experience

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

Quality Assurance Manager

Qal-Tek Associates

Austin, Texas Metropolitan Area

Sep 2021 - Aug 2022

Radiation Safety Officer

Gases 101 Llc

Round Rock, Texas

Management and oversight of the radiation safety program associated with Environics OY ChemPro Series chemical weapon detectors.

Jun 2016 - Aug 2017
Team & coworkers

Colleagues at Penumbra, Inc.

Other employees you can reach at penumbrainc.com. View company contacts for 2843 employees →

KK K.C. Korwatch K.C. Korwatch Colleague at Penumbra, Inc.Livermore, California, United States View → SS Samyuktha Sridharan Samyuktha Sridharan Colleague at Penumbra, Inc.San Francisco Bay Area, United States View → KM Kristen Murray Kristen Murray Colleague at Penumbra, Inc.Debary, Florida, United States View → GP Gerald Patterson Gerald Patterson Colleague at Penumbra, Inc.Alameda, California, United States View → BP Bishal Pokhrel Bishal Pokhrel Colleague at Penumbra, Inc.San Leandro, California, United States View → IS Ian Sit Ian Sit Colleague at Penumbra, Inc.San Ramon, California, United States View → MD Marjorie Dillo Marjorie Dillo Colleague at Penumbra, Inc.San Leandro, California, United States View → MD Michelle Dohm Michelle Dohm Colleague at Penumbra, Inc.San Francisco, California, United States View → GA Gaëlle Audrain Gaëlle Audrain Colleague at Penumbra, Inc.Berlin, Germany View → MP Marine Provoyeur Marine Provoyeur Colleague at Penumbra, Inc.Bordeaux, Nouvelle-Aquitaine, France View →
1 education record

John Walker education

FAQ

Frequently asked questions about John Walker

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

What company does John Walker work for?

John Walker works for Penumbra, Inc..

What is John Walker's role at Penumbra, Inc.?

John Walker is listed as Maufacturing Engineer, Equipment at Penumbra, Inc..

What is John Walker's email address?

AeroLeads has found 1 work email signal at @qaltek.com for John Walker at Penumbra, Inc..

What is John Walker's phone number?

AeroLeads has found 2 phone signal(s) with area code 208 for John Walker at Penumbra, Inc..

Where is John Walker based?

John Walker is based in Georgetown, Texas, United States while working with Penumbra, Inc..

What companies has John Walker worked for?

John Walker has worked for Penumbra, Inc., Neuralink, Qal-Tek Associates, and Gases 101 Llc.

Who are John Walker's colleagues at Penumbra, Inc.?

John Walker's colleagues at Penumbra, Inc. include K.C. Korwatch, Samyuktha Sridharan, Kristen Murray, Gerald Patterson, and Bishal Pokhrel.

How can I contact John Walker?

You can use AeroLeads to view verified contact signals for John Walker at Penumbra, Inc., including work email, phone, and LinkedIn data when available.

What schools did John Walker attend?

John Walker holds Associate’S Degree, Biology, General from Temple College.

What skills is John Walker known for?

John Walker is listed with skills including Management, Operations Management, Microsoft Office, Project Management, Strategic Planning, Sales Management, Team Building, and New Business Development.

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