Senior Linux Systems Administrator (Tampa)

Senior Linux Systems Administrator

As a Senior Linux Systems Administrator, the work you'll do at GDIT will be impactful to the mission of supporting the CITS contract for USCENTCOM. You will play a crucial role in management, maintenance, and optimization of Linux-based servers in a complex enterprise environment with over 5,000 users, 1,000 servers, and 10,000 endpoints. Advance how our customers operate while you advance your career. Join GDIT as a Senior Linux Systems Administrator and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

Oversee the deployment, configuration, and maintenance of Linux servers, virtual machines, and networking devices.

Play a key role in troubleshooting server performance, ensuring security compliance, and addressing system availability issues.

Collaborate with other IT teams to implement infrastructure solutions that meet operational requirements and contribute to the overall efficiency and security of the organization's systems.

What you'll need to succeed :

• Certification : Applicable DoD 8140 or DoD 8570 Certification
• Experience : 5+ years of related experience
• Technical skills :
• Building, deploying, and maintaining Linux server environments.
• Configuring and managing Linux services such as Apache, Nginx, DNS, DHCP, and LDAP.
• Ensuring the proper functioning and security of web servers, including SSL / TLS certificate lifecycle management.
• Tuning system performance, ensuring uptime, and maintaining detailed system documentation.
• Implementing critical system patches and updates across Linux environments.
• Troubleshooting, diagnosing, and resolving complex systems issues that may not have previously documented solutions.
• Developing and enforcing system policies to optimize performance and security.
• Collaborating with other IT teams to design and implement Linux-based solutions that align with organizational requirements.
• Participating in system upgrades, migrations, and new deployments of Linux-based infrastructure.
• Providing mentorship and technical guidance to junior administrators and team members to foster a deeper understanding of Linux systems.
• Reviewing and preparing system documentation, process guides, and troubleshooting procedures.
• Supporting projects aimed at improving the security, efficiency, or capability of the Linux environment.
• Ensuring that problems are tracked, escalated, and resolved at the appropriate priority level.
• Producing data sets and reports to inform management of system performance and process improvements.
• Desired skills :
• Red Hat Certified System Administrator (RHCSA) or higher.
• ITIL 4 Foundation Certification.
• Familiarity with USCENTCOM operational data systems, networks, and mission requirements.
• Security clearance level : TS / SCI clearance required.
• Role requirements :
• Demonstrated proficiency in managing and troubleshooting Red Hat / CentOS Linux servers.
• Proven experience in systems administration and infrastructure management.
• Ability to review, modify, and prepare comprehensive documentation for systems administration tasks such as system configurations, troubleshooting guides, and best practices.

GDIT is your place :

The likely salary range for this position is $106,250 - $143,750. This is not 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.

Scheduled weekly hours : 40

Travel required : Less than 10%

Telecommuting options : Onsite

Work location : USA FL MacDill AFB

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.

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