Linux Systems Administrator

Linux Systems Administrator 

TS/SCI and Full Scope Poly
Annapolis Junction, MD

• Provide expert support in the administration and maintenance of the Enterprise Linux infrastructure.

• Provide support in information security system requirements and design applicable to Linux hosts.

• Provide technical input and assist in the maintenance of system administration, security policy and procedure documentation.

• Document the system configuration to include dependencies to external services, known good operational configurations (Authentication/Authorization/Accounting (AAA), allocated system resources, etc.) and standard operating procedures (startup/shutdown, backup, upgrade, etc.).

• Ensure compliance with Sponsor’s Security compliance requirements.

• Provide technical input to assist in the cloud hosting strategic direction of the system.

• Configure, upgrade, and troubleshoot Configuration Management tool components including Linux and Database Administration.

• Develop monitoring dashboards to alert on software operational status.

Required Skills

• Using puppet or other software configuration management tool.

• Managing Linux system patches.

• Demonstrated experience with scanning and mitigating IAVA vulnerabilities.

• Demonstrated experience with SYSLOG data and server environment.

• Demonstrated experience with Linux (RHEL, CENTOS, or similar).

• Demonstrated experience performing system administration with applications such Bash, Python, Perl, Ruby or similar scripting tools or software, etc.

• Demonstrated experience with Database Administration.

• Demonstrated experience with configuration management.

• Demonstrated experience with system monitoring such as reviewing memory or processes using Linux commands such as top and PS.

• Demonstrated experience with general troubleshooting skills in Linux, and Puppet.