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Cornerstone Defense

Senior Systems Administrator

Cornerstone Defense, Chantilly, Virginia, United States, 22021


Location: Chantilly, VirginiaType: ContractJob #3365Senior Systems AdministratorChantilly, VA*Clearance:

*Active TS/SCI w/ Polygraph needed to apply *Company Overview:Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation's toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don't look any further than Cornerstone Defense.

Responsibilities:

Be able to provide support onsite, remotely, over the phone, or via email.Develop solutions for systems & networks that support mission critical and mission essential infrastructure.Analyze existing systems & networks and make proactive recommendations to drive change and create efficiencies.Willing to perform minimal break - fix tasksThis position can be filled at either a level 4 or 5 based on the qualifications below.Basic Qualifications:

Active TS/SCI with Polygraph8 years technical experience with a bachelor's degree in an IT field; 5 years with a Master's degree, and 3 years with a PhD DegreeExperience with Windows and/or Linux Server Operating SystemsExperience with Infrastructure Re-Architecture SupportExperience with Enterprise Security Assessment Support and A&A accreditationPreferred Qualifications:

CCNA CertificationExperience with Juniper FirewallsKnowledge of with Server Operating System MS 2019Knowledge of Power Shell and Basic commandsKnowledge of MS patching process using WSUSKnowledge of Active DirectoryKnowledge of RMF and A&A accreditation process