Linux Systems Engineer

About the role

Advance how our customers operate while you advance your career. Join GDIT as a Senior Linux Systems Engineer and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

Responsibilities

• 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.
• Maintain 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.
• Contribute to continuous improvement efforts across Enterprise Services teams.

Qualifications

• Demonstrated proficiency administering Red Hat and CentOS Linux systems in enterprise environments.
• Strong experience building, deploying, and maintaining Linux server infrastructures.
• Expertise in system performance tuning, availability management, and security hardening.
• Experience implementing patches, updates, and configuration changes in controlled environments.
• Ability to troubleshoot and resolve complex systems issues under operational constraints.
• Strong documentation skills for system configurations, procedures, and troubleshooting guides.
• Proven ability to work collaboratively across multiple IT disciplines.

Skills

• Apache Web Server
• Linux Programming
• Nginx Web Server
• Red Hat Enterprise Linux Server

Benefits

At GDIT, we offer comprehensive benefits and wellness packages, including a 401(k) plan with company match, competitive pay and paid time off, and a variety of additional benefits such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness, and business travel and accident insurance. We also provide a full flex work week 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.

Pay

The likely salary range for this position is $114,750 - $155,250. 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

Travel Required: Less than 10%

Telecommuting Options: Onsite Work Location: USA FL MacDill AFB