• Location: Herndon, Virginia
  • Type: Contract
  • Job #2715

Title: Systems Administrator
Location: Herndon, 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.

1. • Must have hands-on experience with AWS and Linux in a production environment.
2. • Experience patching and maintaining system's databases, to include RDS, MySQL, and Oracle
3. • Proven experience troubleshooting and solving technical problems
4. • Knowledge of Federated Identity, RBAC, authentication & authorization solution, etc.
5. • Understanding of secure-cloud configuration, (e.g., CloudTrail, AWS Config), cloud-security technologies (e.g., VPC, Security Groups) and Access Control (IAM).
6. • Experience with configuration management (e.g., Puppet, Chef, Ansible, CloudFormation, etc.)
7. • Experience with security, such as NGFW, WAF, SIEM, endpoint security.
8. • Ability to work in a fast-paced agile environment
9. • Bachelor's Degree in IT related field or equivalency in related work experience
10. • Demonstrated on-the-job experience working and solving technical problems independently as a system administrator.
11. • Experience using a scripting language.
12. • Demonstrated ability to monitor and troubleshoot enterprise workflow applications, to include: installing, starting, and stopping background processes, analyzing log and event files, and patching and troubleshooting.
13. • Demonstrated ability creating and managing a virtual infrastructure, such as AWS, Azure, Hyper-V, or VMWare.


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