Job Information
ManTech Linux System Administrator in Herndon, Virginia
Secure our Nation, Ignite your Future
ManTech is seeking a motivated, mission-oriented Linux Systems Administrator in Herndon, VA . As a Systems Administrator on our team, you will protect critical agency systems through development of network defense and incident response systems and tools. Join a program with great growth potential that seeks to detect, analyze, and defend against advanced attacks in real time, through implementation and configuration of emerging technologies that enable proactive cyber defense.
Responsibilities include, but are not limited to:
Design, configure and maintain virtual resources built using on-premises infrastructure and cloud services to support cyber defense mission
Install and configure tools that assist with virtualization management, storage management, network management, and vendor platform management
Install, troubleshoot, diagnose, and repair Linux or Windows services and applications
Automate common tasks through creation of shell scripts or by leveraging infrastructure automation and orchestration tools
Operate and maintain Sponsor cyber defense network discovery systems and tools
Perform and validate patching and system backups of systems within span of control
Ensure data automation through cross domain solutions is operating efficiently
Monitor system performance and modify configurations accordingly to optimize performance
Manage access to cyber defense discovery tool infrastructure
Provide on-call support during non-standard business hours, as required
Maintain system baselines and configuration management items, including security event monitoring “policies” consistent with COTR and Sponsor management
Prepare status reports and attend review boards, as required
Proactively seek for opportunities to improve the processes, documentation, data, and metrics capture for the IT infrastructure maintained by the Network Intelligence Team.
Required Qualifications:
3+ years of experience in system administration
Experience working with common network communication protocols
Bachelor’s degree in computer engineering, computer science, cybersecurity, or similar related IT discipline, or an additional 4 years of related experience in lieu of degree
Active/current TS/SCI with polygraph clearance
Preferred Qualifications:
Experience with Linux and Windows scripting
Experience with CRON jobs and scripting
Experience with installing, troubleshooting, diagnosing, and repairing Linux operating system installations and VMWare virtual platforms
Experience with security risk management framework (RMF) associated with Sponsor infrastructure and application accreditation
Security Clearance Requirements:
- TS/SCI with Polygraph
Physical Requirements: Ability to remain in a stationary position at least 50% of the time
SKN.7.23
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. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.
ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.
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