Senior System Administrator

📋 Job Overview

Join ClearEdge and be part of a mission-focused team solving some of the DoD’s most complex technical challenges. Every day, ClearEdge supports government and industry customers by delivering innovative solutions that enable critical operations and mission success.

🏢 About ClearEdge

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, and access to a state-of-the-art technology lab. Learn more at www.clearedgeit.com/careers/

🎯 The Role

ClearEdge is hiring a Senior System Administrator to support the administration, sustainment, and security of Linux-based systems across mission environments. In this role, you will be responsible for maintaining system health, applying updates, supporting cloud-based infrastructure, and ensuring systems remain reliable, compliant, and operational. You will work closely with engineers and stakeholders to support system availability and performance in both on-prem and virtualized environments.

✅ Key Responsibilities

• Performing Linux system administration on CentOS, RedHat, Amazon Linux, or equivalent platforms
• Applying system updates and patches using yum or equivalent patching repositories
• Monitoring 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

📌 Required Qualifications

• 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

⭐ Desirable Experience

• 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 is an established small business that values its employees and is committed to providing an environment where individuals can succeed and grow. We believe in developing our people, promoting from within, and fostering long-term career growth across the organization.

🛂 Visa & Eligibility

ClearEdge is an equal opportunity employer.