Mantech

ManTech is seeking a motivated, career and customer-oriented Senior System Administrator to join our team in Fort Meade, MD. This position is part of a team that provides engineering and Information Technology services to provision, manage, sustain, innovate, modernize, refresh, reengineer, and secure the Nuclear Command and Control (NC2) and Non-NC2 cryptographic production infrastructure.

Responsibilities include, but are not limited to:

• Providing support for implementation, troubleshooting and maintenance of Information Technology (IT) systems.

• Management of IT system infrastructure and any processes related to those systems

• Providing support to IT systems including day-to-day operations, monitoring, and problem resolution for client/server/storage/network devices

• Providing problem identification, diagnosis, and resolution of problems.

• Configuration and management of Linux operating systems and installing/loading operating system software

• Administering and securing network switching and routing devices

• Managing and maintaining network security through the use of access controls and path management

• Implementing, troubleshooting IT systems.

• Performing daily activities of configuration and operation of IT systems.

• Providing Tier 2 / Tier 3 problem identification, diagnosis, and resolution of problems.

• Optimizing system operations and resource utilization and performing system capacity analysis and planning.

• Configuring and managing Linux operating systems and installing/loading operating system software.

• Implementing operating systems enhancements improving reliability and performance.

• Providing detailed analysis and feedback to customers.

Basic Qualifications:

• Bachelor’s degree and 10 years of experience or 15 years of total experience supporting the Intelligence Community in enterprise infrastructure-related programs

• Security+ Certification.

Clearance Requirements:

• Must have a current/active TS/SCI w/ Polygraph

Physical Requirements:

• Must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.