Senior System Administrator with Security Clearance

Job Summary

ClearEdge is seeking a Senior System Administrator to support the administration, sustainment, and security of Linux-based systems across mission environments. The role involves maintaining system health, applying updates, supporting cloud-based infrastructure, and ensuring systems remain reliable, compliant, and operational.

About the Role

The Senior System Administrator will work closely with engineers and stakeholders to support system availability and performance in both on-prem and virtualized environments. This position is ideal for an experienced system administrator who is comfortable working at the command line, enjoys maintaining stable systems, and values operational excellence.

Responsibilities

• Performing Linux system administration on CentOS, RedHat, Amazon Linux, or equivalent platforms
• Applying system updates and patches using yum or equivalent patching repositories
• Maintaining system health and troubleshooting performance or availability issues
• Supporting systems hosted in cloud environments such as AWS or Azure
• Assisting with system configuration, maintenance, and sustainment activities
• Supporting or interacting with network and system mapping tools such as RedSeal
• Working with engineering teams to ensure systems meet operational requirements

Requirements

• TS/SCI with Polygraph clearance
• Linux command line system administration experience on CentOS, RedHat, Amazon Linux, or equivalent
• Experience applying system updates and patches using yum or equivalent tools
• Ten (10) years of experience as a System Administrator in programs and contracts of similar scope, type, and complexity
• Bachelor’s degree in a technical discipline from an accredited college or university, or five (5) additional years of System Administrator experience in lieu of a degree

Qualifications

• Experience working in cloud environments such as AWS or Azure
• Experience or knowledge of the RedSeal Network Mapping tool
• Familiarity with software commonly deployed on systems such as Elasticsearch, Docker, Kubernetes, or NiFi
• Experience with Syslog or NxLog
• Experience with Nagios or similar monitoring tools
• Scripting experience using Python or Perl

Benefits

ClearEdge offers an extremely competitive benefits package including:

• A $10k annual training and education benefit
• A 10% 401(k) contribution fully vested on day one
• Annual health and technology allowances
• Access to a state-of-the-art technology lab

Pay

Competitive salary commensurate with experience

Schedule

Full-time, On-site

Contact

To learn more about ClearEdge and apply for this position, visit our Careers page or connect with one of our recruiters at .