Linux System Administrator

ManTech seeks an experienced and passionate, career and customer-oriented Linux System Administrator to join our team located in the Fort Meade, MD area.

Responsibilities include, but are not limited to:

• Design, engineer, and implement automated hardening scripts for internal servers adding scalability while circumventing manual process for new operating system rollout.
• Configure host-based intrusion detection systems.
• Monitor and troubleshoot/examine detected anomalies.
• Developed automation script adding new servers to IPA replacing human error and manual process
• Analyze system and security logs while responding to discovered real time events providing SOC status updates.
• Engineer ansible script automating creation of user accounts in IPA replacing manual process
• Review audits confirming hardening script successfully executed while checking for other vulnerabilities and/or configuration errors.
• Host design and review meetings providing security insight, team updates, goals, projections to branch management.

Minimum Qualifications:

• 7 year’s experience in systems administration of hardware and software in support of developing and testing of information technology systems 
• Experience with Linux administration
• Experience using Ansible or comparable tools
• Experience working with a team to introduce and integrate new technologies into existing production environments 
• Experience with integrated processing environments such as a Storage Area Network  

Preferred Qualifications:

• Experience with DevOps tools such as Docker, Kubernetes, SALT, Puppet desirable 
• Experience with cross-domain solutions or NiFi desirable for some positions 
• Experience writing scripting languages (Bash, Shell, Python, Perl) 
• Proficiency in working with applicable network devices to include routers and switches, gateways and hubs 
• Experience with computer networking protocols including, but not limited to TCP, IP, UDP, HTTP, DHCP, and DNS   
• Ability to handle stress and work under pressure
• Competence in computer operating systems

Clearance Requirement:

• Must have a current/active TS/SCI with Poly

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.