Linux System Administrator

1 week ago


Columbia, South Carolina, United States ManTech Full time
Job Summary

We are seeking a highly skilled Cybersecurity System Administrator to join our team at ManTech International Corporation. As a key member of our cybersecurity team, you will be responsible for ensuring the security and integrity of our systems and networks.

Key Responsibilities
  • System Administration: Provide day-to-day system administration for Linux and Windows servers, including OS loading, patching, and configuration.
  • Cybersecurity: Assess system vulnerabilities, implement hardening measures, and perform regression testing to ensure the security of our systems.
  • Network Administration: Configure and manage network devices, including routers and switches, to ensure secure and reliable network connectivity.
  • Scripting and Automation: Develop and implement shell scripts to automate system administration tasks and improve efficiency.
  • Collaboration: Work closely with cross-functional teams to ensure seamless integration of systems and services.
Requirements
  • Experience: 10+ years of experience in system administration and cybersecurity, with a focus on Linux and Windows environments.
  • Education: Bachelor's degree in a technical field, such as computer science or information assurance.
  • Certifications: IAT Level II certification or higher, such as Security+ (Sec+).
  • Clearance: Current and active TS/SCI with Polygraph clearance.
Preferred Qualifications
  • Elastic Stack Configuration: Experience with Elastic (ELK) Stack configuration and user experience.
  • PowerShell Scripting: Experience with PowerShell scripting to automate system administration tasks.
  • Software Installation and Integration: Experience installing, integrating, and troubleshooting GOTS/COTS software applications on Windows and Linux servers.
Security Clearance Requirements

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license.

ManTech International Corporation is an equal opportunity employer and welcomes applications from diverse candidates. We are committed to creating an inclusive and accessible work environment.



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