James O.

James O. Email and Phone Number

Senior System Administrator at Criterion Systems @ Criterion Systems
vienna, virginia, united states
James O.'s Location
Arlington, Virginia, United States, United States
James O.'s Contact Details

James O. work email

James O. personal email

n/a
About James O.

Diversified IT professional with a combined 15+ years of related, full-time experience in administrative and automation functions. Highly skilled at communicating with people of varying technological backgrounds, adopting leadership roles, educating, and training using programming experience to drive automation and efficiency, and introducing technology as solutions to business problems.

James O.'s Current Company Details
Criterion Systems

Criterion Systems

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Senior System Administrator at Criterion Systems
vienna, virginia, united states
Employees:
299
James O. Work Experience Details
  • Criterion Systems
    Senior System Administrator
    Criterion Systems Dec 2021 - Present
    Arlington, Virginia, United States
    - Manage 1500+ devices for Cherokee Federal and 100+ devices for Criterion Systems using Microsoft Intune- Orchestrate application deployment using a mix of MSI and PowerShell automation- Led migration of 250+ Cherokee Federal users from commercial to GCC High cloud, ensuring CMMC compliance- Developed PowerShell scripts for domain release and user configuration during tenant migrations- Implemented Microsoft Purview policies for anti-spam, anti-phish, and data loss prevention- Configured Exchange transport rules for CUI/PII protection and email encryption- Maintain NIST 800-171 and CMMC security requirements across cloud environments- Manage and maintain Office 365 tenant environments for both organizations- Automate deployment of security hardening configurations and software management- Maintain and configure Ubiquiti network stack for Criterion Systems
  • Hyper Vigilance
    Senior Architect And Engineer
    Hyper Vigilance Feb 2021 - Dec 2021
    Arlington, Virginia, United States
    - Architected FIPS-compliant solutions for 15+ clients, focusing on CMMC and NIST 800-171 compliance- Led tenant migrations to separate cloud instances with specific NIST and CMMC controls- Configured BitTitan for seamless data migration between tenants- Managed Office 365 tenants for 500+ endpoints across multiple clients
  • Cyber Management International Corporation
    Cyber Security Engineer
    Cyber Management International Corporation Sep 2019 - Apr 2021
    Arlington, Virginia, United States
    - Supported DS special agents in cyber security investigations- Developed and modified Splunk dashboards for various DS Enclaves- Created PowerShell automation scripts for data analysis and acquisition- Assisted in eDiscovery case management and data source identification
  • Bae Systems
    Network Analyst
    Bae Systems Jan 2018 - Sep 2019
    Columbia, South Carolina, United States
    - Monitored site availability and performed remote IT functions for nationwide locations- Coordinated large-scale projects, including 70+ laptop reimages and switch IOS upgrades- Developed C# applications to improve efficiency in network management tasks
  • Feyen Zylstra
    Lead Information Technology Specialist
    Feyen Zylstra Jan 2015 - Jan 2017
    Grand Rapids, Michigan, United States
    - Led IT support for 400+ employees, managing both on-site and remote technology issues- Performed system administration tasks across multiple platforms and technologies- Developed automation solutions, reducing manual processes by up to 90%- Led technology-related training initiatives for groups of 15-30 users

James O. Skills

Fast Learner Os X Website Development Information Systems Technology Sharepoint Administration Windows Server Active Directory Website Building Computer Hardware Networking Microsoft Technologies Troubleshooting Web Development Home Networking Technical Writing Html Microsoft Office Microsoft Word Microsoft Excel Dynatrace Customer Service Linux Distributions Joomla Technical Support Teamwork People Oriented Software Development Virus Removal Application Performance Management Programming Languages Hardware Group Policy

James O. Education Details

Frequently Asked Questions about James O.

What company does James O. work for?

James O. works for Criterion Systems

What is James O.'s role at the current company?

James O.'s current role is Senior System Administrator at Criterion Systems.

What is James O.'s email address?

James O.'s email address is ja****@****tra.com

What schools did James O. attend?

James O. attended Grand Valley State University Alumni.

What are some of James O.'s interests?

James O. has interest in Education.

What skills is James O. known for?

James O. has skills like Fast Learner, Os X, Website Development, Information Systems, Technology, Sharepoint Administration, Windows Server, Active Directory, Website Building, Computer Hardware, Networking, Microsoft Technologies.

Who are James O.'s colleagues?

James O.'s colleagues are Brandon Clark, Karen Velasquez, David Fairchild, Tom Jacobs, Josh Reed, Mark Allen, Promod Sharma.

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