Manager, Sourcing And Procurement
Sep 2019 - Feb 2024
AeroLeads people directory · profile
William Hagerman Email & Phone Number
Retired - Telecommunications Industry Professional
1 work email found
@extenetsystems.com
3 phones found area 224 and 408
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 86%
Role
Retired - Telecommunications Industry Professional
Location
Naperville, Illinois, United States
Who is William Hagerman? Overview
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Quick answer
William Hagerman is listed as Retired - Telecommunications Industry Professional based in Naperville, Illinois, United States. AeroLeads shows a work email signal at extenetsystems.com, phone signal with area code 224, 408, and a matched LinkedIn profile for William Hagerman.
William Hagerman previously worked as Manager, Sourcing and Procurement at Extenet and Supply Chain Specialist at Extenet. William Hagerman holds Ms, Computer Science from University Of Illinois Urbana-Champaign.
Company email context
Email format at extenetsystems.com
This section adds company-level context without repeating William Hagerman's masked contact details.
{first_initial}{last}@extenetsystems.com
86% confidence
AeroLeads found 1 current-domain work email signal for William Hagerman. Compare company email patterns before reaching out.
Profile bio
About William Hagerman
William Hagerman is a Retired - Telecommunications Industry Professional.
Listed skills include Strategic Sourcing, Telecommunications, Supply Management, Vendor Management, and 39 others.
8 roles
William Hagerman work experience
A career timeline built from the work history available for this profile.
Supply Chain Specialist
May 2018 - Sep 2019
Global Category Manager
Global supplier management of IT hardware, software, and hardware maintenance services. Activities include supplier/product evaluation and selection via RFPs, strategic sourcing, contract negotiations, make versus buy analysis, spend and savings analysis, supplier quality evaluation and improvement, supplier issue mediation and mitigation, intellectual.
Jan 2016 - May 2018
Global Commodity Manager
Mar 2007 - Jan 2016
Supply Chain Product Engineer
* Market based target cost analysis.* Cross-function team leadership for project supply chain readiness, involving over 40 products.* Spend and cost reduction analysis and implementation
Jun 2001 - Mar 2007
Systems Engineer
Sep 1996 - Jun 2001
Systems Engineer
Jun 1988 - Sep 1996
Software Engineer
Jun 1977 - Jun 1988
4 education records
William Hagerman education
Ms, Computer Science
University Of Illinois Urbana-Champaign
Bachelor Of Science - Bs, Mathematics
Benedictine University
Computer Science
Illinois Institute Of Technology
Aas, Electronics
Northcentral Technical College
FAQ
Frequently asked questions about William Hagerman
Quick answers generated from the profile data available on this page.
What is William Hagerman's role at their current company?
William Hagerman is listed as Retired - Telecommunications Industry Professional.
What is William Hagerman's email address?
AeroLeads has found 1 work email signal at @extenetsystems.com for William Hagerman.
What is William Hagerman's phone number?
AeroLeads has found 3 phone signal(s) with area code 224, 408 for William Hagerman.
Where is William Hagerman based?
William Hagerman is based in Naperville, Illinois, United States.
What companies has William Hagerman worked for?
William Hagerman has worked for Extenet, Nokia, Alcatel-Lucent Usa Inc., Lucent Technologies, and At&T Bell Laboratories.
How can I contact William Hagerman?
You can use AeroLeads to view verified contact signals for William Hagerman, including work email, phone, and LinkedIn data when available.
What schools did William Hagerman attend?
William Hagerman holds Ms, Computer Science from University Of Illinois Urbana-Champaign.
What skills is William Hagerman known for?
William Hagerman is listed with skills including Strategic Sourcing, Telecommunications, Supply Management, Vendor Management, Global Sourcing, Procurement, Supplier Evaluation, and Contract Negotiation.
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