A.J. Caldwell
Active Directory Engineer at DIRECTV
Active Directory Engineer at DirecTV
I am a passionate, enthusiastic information technology professional, always learning and striving to maximize network integrity and performance
DIRECTV
https://www.linkedin.com/company/directv
Active Directory Engineer
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Vectrus
https://www.linkedin.com/company/vectrus
Exchange and Active Directory Engineer
Monitor and maintain Hybrid Cloud/On-Premises Microsoft Exchange Environment for over 11,000 users
Monitor and maintain Hybrid Active Directory/Azure Active Directory environment
Create and maintain single sign-on integrations with Azure Active Directory
Implemented Microsoft Teams across the enterprise
Manage and maintain Microsoft Teams collaboration services
PowerShell Scripting and C# Scripting for service management
Utilize the full Microsoft O365 Security suite
Administration of Microsoft Server 2008r2, 2012, 2012r2, 2016 and 2019
Implement Azure Windows Virtual Desktop for key users across the enterprise
Manage and maintain internal and external DNS services
Data recovery for Exchange and Active Directory
Information Spillage cleanup, Spam and suspicious message cleanup
Data collection for electronic investigations
VMWare Virtual Host Management/vSphere Client administration
Administration of Azure tenant at Owner level
Mobile device management utilizing Microsoft Endpoint manager and Azure
Administration of Azure virtual environment (virtual machines, virtual networks)
Coordinated a migration of 106 virtual machines from on-premises VMWare to Azure
Designed and integrated external guest sharing with multiple organizations
Fully implemented and organized multi-factor authentication in the tenant
Automated account provisioning and AD cleanup processes
Implemented modern PKI on-premises
Implemented distribution group management for group owners on-premises and in Exchange Online
Implemented group management for services and licensing
Member of the corporate IT Security Response team
Member of the corporate Change Advisory Board
PKI and certificate services administration for the organization including installation and retrieval of certificates from internal and external PKI sources
Implemented Work from Home environment including maintenance and hardening
Implement NIST 800-171 controls in Enclave and greater enterprise network
Colorado Springs, Colorado Area
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Valdez International Corporation
https://www.linkedin.com/company/valdez-international-corporation
Enterprise System Administrator
Windows system administration primarily focusing on Exchange and active directory, supporting over 700,000 end users globally.
Colorado Springs, Colorado
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Valdez International Corporation
https://www.linkedin.com/company/valdez-international-corporation
Service Operations Manager
Service operations management including change management, release management, asset management and configuration management.
Colorado Springs, Colorado Area
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AECOM
https://www.linkedin.com/company/aecom
Asset and Configuration Manager
Supporting enterprise workers in the US Air Force.
Colorado Springs, Colorado Area
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Firestone Complete Auto Care
Lead Technician
Technician Development, Facilities Maintenance, Automotive Diagnostics and repair,
CHECKER AUTO PARTS
https://www.linkedin.com/company/checker-auto-parts
First Assistant Store Manager
CHECKER AUTO PARTS
https://www.linkedin.com/company/checker-auto-parts
First Assistant Store Manager
Auto Tech Plaza
Automotive Technician
Automotive Repair
Sam's Club
https://www.linkedin.com/company/sam%27s-club
Tire Technician
Tire replacement and service
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Information Technology Specializing in Network Management
Bachelor's of Science degree
Colorado Technical University
https://www.linkedin.com/school/colorado-technical-university/
I began my second College experience as a Business Management major, though I changed majors to Information Technology after the first year to better suit opportunities outside of the automotive industry.
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General Studies, Information Technology concentration
Associate's Degree
Colorado Technical University
https://www.linkedin.com/school/colorado-technical-university/
The initial degree towards my Bachelor degree in Information Technology.
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Automotive Engineering Technology/Technician
Associate of Arts and Sciences (AAS)
Pikes Peak Community College
https://www.linkedin.com/school/pikes-peak-community-college/
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ITIL Intermediate Release Control & Validation
AXELOS Global Best Practice
ITIL Intermediate Service Operations
AXELOS Global Best Practice
ITIL Intermediate Service Transition
AXELOS Global Best Practice
Foundation V3
ITIL
A+
COMP001020776655
CompTIA
Certified Advanced Security Practitioner
COMP001020776655
CompTIA
Security+
COMP001020776655
CompTIA
MCSA Server 2016
Microsoft
https://www.linkedin.com/in/lionel-fisher-jr-10b58031
Lionel Fisher Jr
Cloud Microsoft Exchange Engineer at Booz Allen Hamilton
Colorado Springs, CO
https://www.linkedin.com/in/joseosantana
Jose Santana
System Engineer at Jacobs, Missile Defense Agency
Colorado Springs, CO
https://in.linkedin.com/in/anoop-sunil-kumar-73754b228
Anoop Sunil Kumar
Plumber at Vectrus
Pathanamthitta
https://af.linkedin.com/in/kenny-richey-3712a0103
kenny richey
Electrician at  Lockheed Martin
Afghanistan
https://in.linkedin.com/in/sukhpreet-kaur-6a8947227
Sukhpreet Kaur
Administrative Assistant at Vectrus
Sahibzada Ajit Singh Nagar
https://in.linkedin.com/in/rakesh-dsouza-945741225
Rakesh Dsouza
--
Mangaluru
https://in.linkedin.com/in/umeshkumar-patel-89303821b
Umeshkumar Patel
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Ahmedabad
https://in.linkedin.com/in/mohan-boosa-ab6221222
Mohan Boosa
--
Hyderabad
https://np.linkedin.com/in/rabi-adhikari-87a1b61a0
Rabi Adhikari
Fitness clerk at Vectrus
Nepal
https://in.linkedin.com/in/jaswinder-singh-9b79b1164
Jaswinder Singh
Heavy Equipment Operator at Vectrus
Rupnagar
https://www.linkedin.com/in/fayegreen
Faye Green
Philanthropy and Engagement Manager at The Lighthouse for the Blind, Inc.
Seattle, WA
https://in.linkedin.com/in/jaganathan-shanmugam-4aa459225
Jaganathan Shanmugam
EMERGENGY MEDICAL TECHNICIAN
Chennai
https://in.linkedin.com/in/subhasis-pattanaik-50347219a
subhasis pattanaik
Etch operator  at Vectrus
Orissa, India
https://kw.linkedin.com/in/malaya-patra-2a627a76
Malaya Patra
Service Desk Technician
Kuwait
https://in.linkedin.com/in/khaja-mohammed-4b0159227
Khaja Mohammed
Incinerator operator at Vectrus
Hyderabad
https://www.linkedin.com/in/anthony-hamilton-7801209
Anthony Hamilton
Network Administrator at Pferd North America
Milwaukee, WI
https://www.linkedin.com/in/swordsmaunlimited
Gay Swordsma
Network Engineer | USAF Veteran
Norcross, GA
AJ Caldwell
https://www.linkedin.com/in/aj-caldwell
Software Developer
Vista, CA
AJ Caldwell
https://www.linkedin.com/in/aj-caldwell-731219133
Freelance Sports Writer; Independent Sports Blogger and Podcaster
Jupiter, FL
AJ Caldwell
https://www.linkedin.com/in/acaldwell1
Senior Telecom Analyst
Mount Juliet, TN
AJ Caldwell
https://www.linkedin.com/in/aj-caldwell-570baa61
Student at Macomb Community College
Utica, MI
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Automotive EMC TroubleShooting Experts
https://www.linkedin.com/groups/3473252
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Automotive Diagnostics U.S/Canada
https://www.linkedin.com/groups/3729289
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Configuration Management Professionals
https://www.linkedin.com/groups/83267
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Colorado Technical University
https://www.linkedin.com/groups/135792
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Developers, Open Source, Cloud, AI/ML/DL
https://www.linkedin.com/groups/65688
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Colorado Technical University - Students, Alumni and Faculty
https://www.linkedin.com/groups/36587
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Global Information Technology Professionals Association
https://www.linkedin.com/groups/41292
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IT Specialist Network
https://www.linkedin.com/groups/37485