Senior Systems Administrator

Job Locations US-VA-Chantilly
Job ID
Information Technology


Seeking a system administrator to be responsible for the operations and maintenance of multiple VM hosting environments across multiple datacenters. The Candidate will maintain the hardware and software systems as well as monitor the virtual infrastructure to ensure availability, reliability, and performance. Key duties include maintaining operating systems (primarily Linux), application support, integration, design, and assistance as needed with additional duties to support the team. The candidate must also have Windows System Administration expertise as well.

Candidates must already possess a current and active TS/SCI with Poly clearance to be considered for this position



Responsibilities include: Linux OS patching, file and server backups, maintaining group policies, booting servers, troubleshooting server issues, and managing print server installs, updates, and permissions. Responsible for the design, implementation, and operational aspects of multiple systems, operating environments and software. Schedule, plan and perform system upgrades



  • Experience with Splunk 
  • Experience with user and server certificates. 
  • Experience with software tools such as Puppet, Ansible, Cobbler, etc., to automate provisioning and configuration tasks. 
  • Experience maintaining system security plans. 
  • Ability to lead technical teams to success
  • Experience with various Linux distributions including Red Hat and Ubuntu. 
  • BS in Computer Science or related field with 8+ years of experience as a Systems Administrator; if no degree, 10+ years’ experience in network engineering
  • 8+ years of hands-on vSphere Systems Administration experience; 
  • Strong working knowledge of networking and storage practices. 
  • Ability to create and modify scripts to automate routine tasks and to perform complex tasks (Bash, Perl, Python). 
  • Significant experience in both Windows and Linux Systems administration. 
  • Experience supporting a medium sized (~500) user environment.

By submitting your resume for this position, you understand and agree that ASEC may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.


ASEC is an Equal Opportunity/Affirmative Action Employer. We consider applicants without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender, gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, or membership in any other group protected by federal, state or local law. Equal Opportunity Employer Minorities/Women/Vets/Disabled.


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