Linux Administrator - Secret Clearance Required

About the role

We are seeking a Linux Administrator to support the Infrastructure Management Monitoring Team in Falls Church, Virginia.

Responsibilities

• 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, ensuring 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 DoW 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.
• 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.

Qualifications

• 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: 8+ years of overall demonstrated experience as a RHEL 7 and/or RHEL 8 Servers
• Required Technical Skills Requirements: Experience administering RHEL 7/8 Linux servers and applying Linux best practices, strong Linux administration skills with knowledge of enterprise network architectures, hands-on experience with automation/configuration tools (Ansible, Puppet, Chef), skilled in scripting for automation (Bash, Ruby, Python, Perl), solid understanding of Linux internals (system calls, file systems, processes), working knowledge of TCP/IP and related protocols (HTTP, FTP, NFS), experience using PowerShell for task automation, excellent problem-solving, analytical, and decision-making skills, reliable and responsive, consistently meeting expectations and following direction, strong customer service skills; able to engage senior military and government leaders, capable of delivering training sessions as needed, experienced in coordinating with stakeholders to meet deadlines and objectives, excellent communication and documentation abilities, strong organizational, collaborative, and team-oriented mindset, able to quickly absorb information and self-learn new requirements, maintains current industry knowledge and professional certifications, experienced in leading or managing teams.

Skills

• Red Hat Certified System Administrator (RHCSA) in Red Hat OpenStack - Redhat Certified Systems Administration RHEL 9 - Redhat Certified Systems Administration RHEL 9, Security+, CE - CompTIA - Security+ CE - CompTIA - CompTIA - Security+ CE - CompTIA

Benefits

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Pay

The likely salary range for this position is $127,500 - $172,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Schedule

Scheduled Weekly Hours: 40

Location

Location: Falls Church, Virginia

Travel

Travel Required: Up to 10%

Additional Work Locations

Total Rewards At GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Talent Community

To stay up to date on our career opportunities and events, visit gdit.com/tc.

Equal Opportunity Employer

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.