Senior Linux Systems Administrator

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MANTECH seeks an experienced and passionate, career and customer-oriented Senior Linux Systems Administrator to join our diverse team in Hanover, MD. In this role, you will support our mission and contribute to a dynamic environment that values innovation and national security.

Responsibilities include, but are not limited to:

• Provide comprehensive administration and support for multi-platform operating system environments
• Design and implement automated security hardening solutions to enhance scalability and streamline operating system deployments
• Configure and maintain host-based security and intrusion detection systems
• Monitor system performance and investigate detected anomalies to ensure operational integrity
• Develop and deploy automation scripts to manage server integration and reduce manual configuration errors
• Analyze system and security logs to identify and respond to real-time events and provide status updates to leadership
• Conduct regular audits to verify security compliance and identify potential vulnerabilities or configuration gaps
• Participate in design and review meetings to provide technical insights, project goals, and status updates for management

Minimum Qualifications:

• Bachelor’s degree in a technical field and 7+ years of relevant Systems Administration experience; or a High School Diploma/GED with 15+ years of relevant experience.
• Extensive experience with Linux command line
• Systems administration and troubleshooting experience
• Experience utilizing Ansible or Terraform
• Experience managing enterprise VMware and orchestration
• Experience with Firewall administration and rules
• Familiarity with scripting
   

Clearance Requirements:

• Must have a current/active TS/SCI with Polygraph and be willing and able to obtain another polygraph prior to start

Physical Requirements:

• Must be able to remain in a stationary position at least 50% of the time
• Needs to occasionally move about inside the office to access file cabinets, office machinery, etc
• Constantly operate a computer and other office productivity machinery, such as, the copy machine/fax machine/computer/printer

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