Senior Linux System Administrator

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD.

You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization-the foundation of all Enterprise Information Technology (EIT) for MPO.

Responsibilities include but are not limited to:

• Configure and manage Linux operating systems. Installs/loads operating system software, troubleshoots maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance.
• Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems.
• Manage IT system infrastructure and any processes related to these systems. Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc.
• Provide support for the dispatch system and hardware problems and will remain involved in the resolution process.
• Optimize system operations and resource utilization and perform system capacity analysis and planning.
• Analyze and resolve complex problems associated with server hardware, applications and software integration.

Minimum Qualifications:

• Bachelor's degree in a technical discipline from an accredited college or university; an additional 5 years of related experience might be substituted for a degree.
• 20+ years of experience as a System Administrator or related experience in programs and contracts of similar scope, type, and complexity.
• Proficient with troubleshooting in a Linux Red Hat environment.
• Experience with VMWare
• Demonstrated experience with modern automation/configuration tools such as Splunk or Ansible
• IAT I certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include A+ CE/CCNA-Security/CND/Network+ CE /CySA+/GICSP/GSEC/Security+ CE/CND/SSCP)

Preferred Qualifications:

• Experience/familiarization with full lifecycle management of Linux systems, to include provisioning, configuration management and patching.
• Red Hat Certified System Administration Certification.
• Experience with NetAPP

Clearance Requirements:

• Must have a current/active Top Secret/SCI with Polygraph

Physical Requirements:

• The person in this position must be able to remain in a stationary position 50% of the time.
• Occasionally move about inside the office to collaborate with other leaders/teams, use standard office automation equipment, and virtual communication.