Sr. Linux Systems Engineer

General Dynamics Information Technology•Germantown, MD

1d•$142,792 - $178,250•Onsite

About The Position

GDIT is seeking an experienced Sr. Linux Systems Engineer to support critical IT operations for federal government projects. In this key role, you will leverage your strong Linux expertise to administer, optimize, and secure systems that ensure high availability, scalability, and reliability of technical infrastructure. As a part of GDIT's mission-driven team, you will implement solutions, diagnose challenges, and drive operational efficiencies across complex environments while collaborating with cross-functional teams.

Requirements

Bachelor’s degree in Information Technology, Computer Science, or a related field.
12+ years of hands-on Linux systems administration experience across enterprise environments.
Deep proficiency in Linux operating systems such as Red Hat, CentOS, or Ubuntu.
Expertise in command-line interfaces and scripting languages (e.g., Bash, Python, or Perl).
Experience with configuration management tools (e.g., Ansible, Puppet, Chef).
Familiarity with virtualization technologies like VMware, KVM, or Hyper-V and cloud platforms like AWS or Azure.
Networking knowledge (e.g., TCP/IP, DNS, DHCP, NFS, and firewalls).
US Citizenship required.
DOE Q or TS Clearance is required.

Nice To Haves

Red Hat Certified Engineer (RHCE), Linux Professional Institute Certifications (LPIC-2/LPIC-3), or equivalent.
Hands-on experience with containerization tools (e.g., Docker, Kubernetes).
Familiarity with security and compliance frameworks (DISA STIGs, NIST, CIS benchmarks).

Responsibilities

Install, configure, manage, and maintain Linux systems, including servers, virtualization platforms, and cloud computing environments.
Monitor system performance, conduct capacity analysis, and address bottlenecks to ensure system efficiency and availability.
Implement security measures, conduct audits, and ensure compliance with organizational and federal security requirements.
Use advanced diagnostics and troubleshooting skills to resolve system issues, ensuring minimal downtime.
Develop and maintain scripts and automation tools to streamline repetitive tasks and improve operational productivity.
Maintain systems by performing software updates, patches, and upgrades while testing functionality and compatibility.
Create and update system documentation to include configurations, processes, and procedures.
Partner with application teams and other IT stakeholders to support system-level integration, patch workflows, and maintenance activities.
Drive innovation to scale infrastructure capabilities while enhancing system operability.

Benefits

Competitive pay
Health and wellness packages
401(k) company match
Generous paid time off
Variety of medical plan options
Dental plan options
Vision plan
Ability to contribute both pre and post-tax dollars to 401(k) up to the IRS annual limits
Short and long-term disability benefits
Life insurance
Accidental death and dismemberment insurance
Personal accident insurance
Critical illness insurance
Business travel and accident insurance