Jason Cheshire

Experience

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  Various Companies

  Jan 1999 - Aug 2011

  Previous Work History

  ➤ Remote Support Specialist – Go West It, Centennial, CO – 07/2010 to 08/2011➤ Sr. IT Consultant – Liptak Dental Services, Castle Rock, CO – 04/2009 to 07/2010➤ Technology Coordinator – Learning Academy Co-Op, Littleton, CO – 08/2006 to 04/2009➤ Contractor – Teksystems, Inc., Westminster, CO – 05/2006 to 08/2006➤ Contractor – Career Connections, Inc., Broomfield, CO – 08/2005 to 05/2006➤ Associate – The Home Depot, Arvada, CO – 07/2002 to 10/2004➤ Helpdesk Technician – Earthlink Network, Sacramento, CA – 07/1999 to 12/2000➤ Helpdesk Technician – Calweb Internet Services, Sacramento, CA – 01/1999 to 07/1999 Show less

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  Bill Barrett Corporation

  Sept 2011 - Oct 2017

  Senior IT Administrator

  ➤ Provided day-to-day technical support for all users and served as primary point of contact for Active Directory creation.➤ Served as primary administrator for Exchange Online/Office 365 deployment as well as VMware virtual environment.➤ Collaborated with business stakeholders to analyze implementation design of requirements to meet acceptance criteria.➤ Worked in cross-functional teams to coordinate software and IT support to meet timelines and service requirements.➤ Managed all network equipment including over 20 servers and supported over 100 end-users on a daily basis.➤ Provided analysis of technologies and how they could help company be more efficient, lower costs, and decrease risk.➤ Ensured and maintained effective working relationships with vendors, third-party providers, and software companies.➤ Effectively restructured disaster recovery and data retention policies to better protect the company's most critical assets.➤ Provided on-prem and remote workstation support as well as oversaw Office 365/Active Directory administration.➤ Ensured execution of operational activities to maintain and continuously improve business management capabilities.➤ Led company integration for all business systems, hardware, software, and technology functions with no down time.➤ Continuously evaluated efficiency of IT procedures within departments and recommended/implemented improvements.➤ Ensured contracts were kept up to date and cost maintenance strategies were assessed or analyzed on a periodic basis.➤ Executed and monitored continuous quality improvement through using technology to deliver better outcomes. Show less

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  Ball Aerospace

  Oct 2017 - Dec 2018

  Systems Administrator

  ➤ Oversaw day-to-day functionality and maintenance of air-gapped VMware network including Horizon View 6.0.➤ Reviewed system requirements and business processes as well as tested, debugged, and implemented software solutions.➤ Performed routine maintenance on internal Symantec Endpoint Protection Suite including virus definition updates.➤ Created support team processes including knowledge bases for Windows, MacOS, and Linux client devices and servers.➤ Successfully implemented VMware Vrealize operations manager to gain a better insight into an air-gapped network.➤ Provided technical training to the end user support team and created automation and scripting for common processes.➤ Served as Tier 3 and Tier 4 technical resource for the end user support team including creating technical documentation.➤ Developed an upgrade path for all windows system on the air-gapped network to move from Windows 7 to Windows 10.➤ Contributed to adaption, implementation, and post-implementation support of short- and long-term software solutions.➤ Managed solutions for new client virtual machine deployment and maintained company client device management.➤ Served as escalation point for deskside team for infrastructure-related issues such as active directory maintenance. Show less

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  Civitas Resources, Inc.

  Dec 2018 - Aug 2023

  IT Systems Engineer

  ➤ Serving as lead engineer/administrator for VMware virtual environment and Cisco UCS servers in corporate offices.➤ Overseeing virtual server creation/maintenance, Netapp storage platform, and Carbon Black next-gen antivirus solution.➤ Participating in yearly Sarbanes Oxley audits for the IT department on all in-scope systems and required documentation.➤ Documenting operating procedures, creating training materials, and cross-training in-house nontechnical personnel.➤ Supporting systems maintenance for servers, mass storage arrays, desktops, and portable workstations, and systems.➤ Troubleshooting and resolving advanced system problems while prioritizing security, recovery, and cloud-based backups.➤ Applying familiarity with common software version control tools like Git and some experience with CI/CD pipelines.➤ Conducting moderately complex technical analyses to ensure that software meets or exceeds end-user requirements. Show less

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  Resultant

  Jul 2024 - now

  Client Services Systems Engineer