Job Description

Public Trust: None

Requisition Type: Regular

Your Impact

Own your opportunity to work with the largest government agency in the nation. Make an impact by advancing the Department of Defense’s mission to keep our country safe and secure.

Job Description

HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:

• Provide system administration support for Linux operating systems including installing software, applying patches, managing file systems, monitoring performance, and troubleshooting alerts from monitoring tools. 
• Analyzes and resolves problems associated with the operating system, servers, hardware, and applications software. Detects, diagnoses, and reports related problems on servers, including system failure analysis and recovery, insuring the consistency and integrity of file systems.
• In-depth hardware configuration knowledge, shell programming expertise, and a solid understanding of standard concepts, practices, and procedures. Relies on experience and judgment to plan and accomplish goals, performs a variety of tasks, and works under general supervision.
• Responsible for daily monitoring of interface programs between multiple enterprise systems; review daily logs and ensure successful completion.
• Perform incremental and full cold backups/patching.
• Responsible for DoD Linux Security Technical Implementation Guides (STIGs).
• Provide performance metrics and usage charts, including CPU usage, disk usage and network uptime for the Linux Servers.
• Provide general maintenance, upgrades, and new installation of servers and coordinate with data center personnel to execute. Document and generate business processes for day-to-day and emergency support procedures.
• Install, test, and verify Linux Security patches; coordinating, documenting requirements and timelines, and working closely with service owners.
• Perform systems security administration functions, including creation and maintenance of customer profiles and accounts.
• Responsible for creating and/or maintaining standard operating procedures for the Linux documentation library.
• Implement, configure, update, and maintain Ansible servers and scripts.
• Implement, configure, update, and maintain STIG Manager servers and scripts.
• Implement, configure, update, and maintain the Linux operating system firewall.
• Experience in handling NFS, CIFS, and SMB permissions.

WHAT YOU’LL NEED TO SUCCEED:

Education/Equivalent Training Required:

• High school diploma or AA.  Preferred - Bachelor’s degree in information technology, computer science or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.

Required Experience:

• 10+ years of overall demonstrated experience as a RHEL 7 and/or RHEL 8 Servers

Required Technical Skills Requirements:

• Experience managing RHEL 7 and RHEL 8 Linux servers
• Highly versed in Linux administration and best practices
• Familiar with enterprise network architectures
• Experience with automated configuration management (Ansible, Puppet, Chef, etc.)
• Familiar in programming/scripting skills for automation (Bash, Ruby, Python, Perl, etc.)
• General understanding of Linux internals (system calls, file systems, processes, etc.)
• General understanding of TCP/IP and related protocols ( FTP, NFS, etc.)
• Experience with PowerShell scripting engine to automate tasks.
• Excellent problem solving, analytical, and decision-making capabilities, including understanding user requirements, troubleshooting technical issues, successfully resolving issues and challenges, and developing creative solutions for process improvement.
• Dependability, in that the individual is consistently at work and on time, follows instructions, responds to management direction, and solicits feedback to improve.
• Must have customer service experience as this position will require candidate to engage with senior military and government leadership. 
• Must be able to present your ideas clearly through briefings, meetings, and interaction with leadership of different skill sets.
• Must be able to provide training sessions as required.
• Must be able to engage with stakeholders to ensure tasks are progressing and meeting timelines.
• Excellent communication skills
• Excellent documentation skills
• Strong organizational and collaborative skills
• Strong teamwork and engagement as a project team member.
• Ability to assimilate information rapidly, motivated to self-study new requirements.
• Maintain current industry knowledge of relevant concepts, practices, and procedures.
• Ability to work under time constraints.
• Adapt to changes in requirements and new projects.
• Manage or serve as a team lead.
• Maintain and upgrade certifications.
• Other duties may be assigned, directed, or requested.

Certification Requirements:

• Must Possess the appropriate baseline certification(s) to achieve DoD 8570.01-M Information Assurance Technical (IAT) Level II (CompTIA Security+ ce) and additional Computing Environment (CE) certification (RHEL7 and/or RHEL 8) When 8140 requirements are implemented on program/contract, employee will need to conform to 8140 certification standards.

Security Clearance Level Requirements:

• Must have a minimum of an active Secret clearance at time of interview and candidate must maintain active clearance.

Location:

• Falls Church, Virginia
• Hours and days TBD upon hire. 
• Three (3) days onsite with up to two (2) days telework. Onboarding/transition in period requires on-site support up to 60 days. GECOS work schedules are subject to change on direction by mission requirements from GDIT or USG leadership.  

Travel:

• Up to 10%.  Travel may include attending conferences up to two times annually and site visits as needed.

#GDITPriority #GDIT

Work Requirements

Years of Experience

6 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification

Red Hat Certified System Administrator (RHCSA) in Red Hat OpenStack - Redhat Certified Systems Administration RHEL 9

Security+, CE - CompTIA - Security+ CE - CompTIA

Travel Required

Less than 10%

Citizenship

U.S. Citizenship Required

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