Linux Systems Administrator

Usa Fl Macdill Afbmid

Systems AdministratorInfrastructure & Cloud

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Quick Summary

Requirements Summary

Skills:IT Troubleshooting, Linux Management,

Technical Tools

Systems AdministratorInfrastructure & Cloud

Regular

Clearance Level Must Currently Possess:

Top Secret

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

None

Job Family:

IT Infrastructure and Operations

Requirements

~1 min read

Less than 10%

IT Troubleshooting, Linux Management, Linux Programming

None

3 + years of related experience

Yes

Job Description:

As a Senior Linux Systems Administrator, the work you’ll do at GDIT will be impactful to the mission of USCENTCOM. You will play a crucial role in configuration, maintenance, and optimization of Linux-based server environments supporting a large-scale enterprise infrastructure. This role supports mission-critical systems across an environment of more than 5,000 users, 1,000 servers, and 10,000 endpoints. The administrator will collaborate closely with other Enterprise Services teams to ensure system availability, performance, security compliance, and operational efficiency in support of USCENTCOM mission requirements.

Responsibilities

~1 min read

→Configure, deploy, and maintain Linux server environments, including physical and virtual systems.
→Administer Red Hat and CentOS Linux systems, ensuring stability, performance, and security compliance.
→Configure and manage Linux services such as Apache, Nginx, DNS, DHCP, LDAP, and related system services.
→Monitor system performance and availability, proactively identifying and resolving issues before they impact operations.
→Troubleshoot and resolve complex system issues, including problems without existing documented solutions.
→Implement system patches, updates, and security hardening in accordance with DoD and organizational policies.
→Manage SSL/TLS certificate lifecycle activities supporting Linux-based services.
→Collaborate with infrastructure, network, storage, and security teams to design and implement Linux-based solutions aligned with enterprise requirements.
→Participate in system upgrades, migrations, and the deployment of new Linux infrastructure components.
→Ensure incidents, problems, and service requests are tracked, prioritized, escalated, and resolved appropriately.
→Develop and maintain technical documentation, including system configurations, troubleshooting guides, and standard operating procedures.
→Produce reports and data sets to inform leadership of system performance, trends, and improvement opportunities.
→Provide technical mentorship and guidance to junior administrators and team members.
→Support projects focused on improving the security, efficiency, scalability, and resilience of Linux environments.
→Assist in developing and enforcing system policies and best practices.
→Participate in enterprise initiatives to modernize and standardize infrastructure services.
→Contribute to continuous improvement efforts across Enterprise Services teams.

Onsite

Work Location:

USA FL MacDill AFB

Additional Work Locations:

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.

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Location & Eligibility

Where is the job

Usa Fl Macdill Afb

On-site at the office

Who can apply

Same as job location

About this job

Pay per year: $110,500–$149,500 a year; 15% above the $113,500 median for Systems Administrator jobs on Jobera (325 salaries).
Posted: Today
Employer: has 2,583 open jobs on Jobera.