Sotera Defense Solutions

Linux Systems Engineer

3 months ago
Information Technology
TS/SCI with Polygraph


Sotera is looking for an experienced Systems Engineer and Administrator to provide Linux engineering, software integration and tier three administration in the context of an automated cloud provisioning classified environment.


Primary duties include:

  • Performing systems administration, maintenance, and engineering in multiple large enterprise server environments (Linux, Red Hat, CentOS)
  • Provide technical guidance in software engineering techniques and automated support tools.
  • Analyze functional business applications and design specifications for functional activities.
  • Prepare required documentation, including both program-level and user level documentation.
  • Assist in establishing standards for information systems procedures.
  • Provide operational pager/phone duty support.
  • Complete day to day Operations & Maintenance tasks.
  • Perform operating system software updates, upgrades and patches.
  • Perform technical evaluations, analysis and troubleshooting for all supported servers in response to help desk tickets including, server failures, full systems outages and troubleshooting
  • Assist in server maintenance and special projects, during extended work hours.
  • Attend TEMs to discuss and agree upon MOAs, ensuring MOA is within scope of supporting teams’ work.
  • Support customer in the development and maintenance of systems baseline.
  • Assess server loads and work with Technical Leads on developing tuning recommendations.
  • Additional duties as assigned.

Qualified candidates will possess an active TS/SCI with Polygraph.


Required Skills:

  • Bachelor's Degree and 8 years of relevant experience in Linux (Red Hat, CentOS).
  • 12 years of relevant experience in lieu of a degree
  • Must be able to support Monday - Friday and on a team covering core hours between 9:00am - 3:00pm.

Desired Skills:

  • RHCSA or RHCE certifications a plus
  • Experience with provisioning tools and Centrify.
  • Experience with Puppet, PHP, Cloud Foundry, Cloud computing including Paas, IaaS and SaaS is a plus.

About The Organization

Sotera Defense Solutions, Inc. (Sotera) is an agile, mid-size national security technology company that delivers innovative systems, solutions and services in support of the critical missions of the Intelligence Community, Department of Defense, Department of Homeland Security and federal law enforcement agencies charged with ensuring the safety and security of our nation. Our 1,200 employees are focused on delivering essential counterterrorism, cyber operations, intelligence, data analytics, C4ISR and force mobility solutions to our customers throughout the national security community.


Sotera Defense Solutions is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law.


If you require a reasonable accommodation to apply for a position with Sotera through its online applicant system, please contact Sotera’s recruiting team at  


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