Ernst Wullenweber
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Ernst Wullenweber Email & Phone Number

Technical Services Engineer at Citizens Business Bank at Citizens Business Bank
Location: Upland, California, United States 8 work roles 3 schools
1 work email found @cbbank.com 5 phones found area 909, 213, 212, 800, and 617 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 5 phones

Work email e****@cbbank.com
Direct phone (909) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Technical Services Engineer at Citizens Business Bank
Location
Upland, California, United States
Company size

Who is Ernst Wullenweber? Overview

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Quick answer

Ernst Wullenweber is listed as Technical Services Engineer at Citizens Business Bank at Citizens Business Bank, a company with 935 employees, based in Upland, California, United States. AeroLeads shows a work email signal at cbbank.com, phone signal with area code 909, 213, 212, 800, 617, and a matched LinkedIn profile for Ernst Wullenweber.

Ernst Wullenweber previously worked as Senior Technical Services Engineer at Citizens Business Bank and Technical Services Lead at Citizens Business Bank. Ernst Wullenweber holds Master Of Business Administration (Mba), Technology Management from University Of Phoenix.

Company email context

Email format at Citizens Business Bank

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{first_initial}{last}@cbbank.com
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AeroLeads found 1 current-domain work email signal for Ernst Wullenweber. Compare company email patterns before reaching out.

Profile bio

About Ernst Wullenweber

My passion lies in bridging the gap between technology and people. It's funny to say a bridge, because if you've been in a role where you're not locally on-site and supporting technology for people not right beside you, you'll know quickly technology AND people don't always have access to a ready-made bridge to help them make that cross over. Think showing your grandparents in another country who just bought a smart phone and have never text messaged before - how to set up their email. I can do it and make them feel like a million bucks! I thrive in this type of role, because I have the emotional IQ to understand what a user is experiencing and help make them utilize what they have to work with. For the past 20 years, I have been in a leadership role where I have mentored teams from 6 people to 40 people. Not everyone sits in the same location let alone the same time zone, but I make it happen because every person has their strengths and I love building upon it.I thrive in chaos and can make order out ambiguity. When in a crisis...I am the best person to be around because I can be level headed and think clearly to get from point A to point B effectively and efficiently.

Listed skills include Management, Vendor Management, Integration, It Operations, and 21 others.

Current workplace

Ernst Wullenweber's current company

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

Citizens Business Bank
Citizens Business Bank
Technical Services Engineer at Citizens Business Bank
ontario, california, united states
Website
Employees
935
AeroLeads page
8 roles

Ernst Wullenweber work experience

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

Senior Technical Services Engineer

Current

Rancho Cucamonga, California, United States

Aug 2020 - Present

Technical Support And Special Projects

Contractor Working For Large Regional Bank

Rancho Cucamonga, CA

Assisting with bank merger and branch consolidations. Addressing compliance issues with end user computers. Migrating users from Windows 7 to Windows 10.

Oct 2018 - Jul 2019

Center Of Excellence Supervisor

Tustin, CA

Collaborate with Mangers of the Service Desk and Desktop Support teams to develop frameworks to deliver superior technical support while maintaining outstanding customer service and satisfaction in a timely manner. Improve efficiency and quality of customer service by enhancing existing metrics and ticket data and maturing incident management process and.

Jun 2017 - Apr 2018

Senior Team Lead Digital Onsite Support – Remote Office Americas

Los Angeles, CA

  • IT Manager till 2015, Current Senior Team Lead Digital Onsite SupportAssist in folding Technical Services Group, Regional Services under Digital Onsite Support - Remote Office Americas. Supervise and support team of.
  • Managed smooth rationalization of the IT workforce after merger. Collapsed an array of methodologies into standard operating procedures for specific activities. Transferred knowledge silos to searchable enterprise.
  • Managed post-merger building to building and floor to floor staff relocations, kept vital Bank of New York Mellon systems 100% available and minimized disruptions to all employee productivity while keeping move vendors.
  • Introduced Regional Services team to BNYM Service Level Agreements for incident resolution. Improved SLA attainment rate annually. Mined resolution data to eliminate repeat incidents reducing reported incidents 20%.
Mar 2008 - Mar 2017

Manager It Support

Irvine, CA

Create and make reliable Technology Services Department. Responsible for purchasing, resource account and PC provisioning, and support of desktop assets for 600 associates. Document and refine processes, procedures and policies. Developed issue tracking system. Manage three helpdesk analysts and two senior administrators.

Jul 2006 - Oct 2007

Division Technology Manager

Lake Forest, CA

Directed all technology operations for 1,500 offices, administrative locations and 3 dispatch center/help desks. Implemented, maintained and supported technology for all divisional offices, store fronts, Sears and Wal-Mart Kiosks, and Premium tax offices, financial and mortgage centers in the NY/NJ and CA regions. Designed server / system architecture and.

Apr 2004 - Apr 2006

Region Technology Manager

Lake Forest, CA

Led technology operations for 24 districts and 400 LANs in southern CA. Developed first comprehensive regional database encompassing all management associates, tax offices and equipment. Supervised startup of three financial centers. Coordinated Miller Zell office upgrade of 77 primary locations and three in-store retail outlets. Directed asset procurement.

Aug 1997 - Apr 2004
Team & coworkers

Colleagues at Citizens Business Bank

Other employees you can reach at cbbank.com. View company contacts for 935 employees →

3 education records

Ernst Wullenweber education

Associate Of Science (A.S.), Animal Husbandry

State Univeristy Of New York At Alfred
FAQ

Frequently asked questions about Ernst Wullenweber

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

What company does Ernst Wullenweber work for?

Ernst Wullenweber works for Citizens Business Bank.

What is Ernst Wullenweber's role at Citizens Business Bank?

Ernst Wullenweber is listed as Technical Services Engineer at Citizens Business Bank at Citizens Business Bank.

What is Ernst Wullenweber's email address?

AeroLeads has found 1 work email signal at @cbbank.com for Ernst Wullenweber at Citizens Business Bank.

What is Ernst Wullenweber's phone number?

AeroLeads has found 5 phone signal(s) with area code 909, 213, 212, 800, 617 for Ernst Wullenweber at Citizens Business Bank.

Where is Ernst Wullenweber based?

Ernst Wullenweber is based in Upland, California, United States while working with Citizens Business Bank.

What companies has Ernst Wullenweber worked for?

Ernst Wullenweber has worked for Citizens Business Bank, Contractor Working For Large Regional Bank, Schoolsfirst Federal Credit Union, Bank Of New York Mellon, and Kelley Blue Book.

Who are Ernst Wullenweber's colleagues at Citizens Business Bank?

Ernst Wullenweber's colleagues at Citizens Business Bank include Rob Skeen, Christina Ramirez, Luis V, Christina Yacoobian, and Theresa Tchen.

How can I contact Ernst Wullenweber?

You can use AeroLeads to view verified contact signals for Ernst Wullenweber at Citizens Business Bank, including work email, phone, and LinkedIn data when available.

What schools did Ernst Wullenweber attend?

Ernst Wullenweber holds Master Of Business Administration (Mba), Technology Management from University Of Phoenix.

What skills is Ernst Wullenweber known for?

Ernst Wullenweber is listed with skills including Management, Vendor Management, Integration, It Operations, It Management, Disaster Recovery, It Strategy, and Leadership.

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