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Linux Systems Administrator Jobs in Frederick, MD

jssa

Systems Administrator

Rockville, MD · On-site

The IT Systems Administrator is responsible for establishing and managing core technical capabilities including image, asset and lifecycle refresh management services. The IT Systems Administrator is ...

JSSA

Systems Administrator

Rockville, MD · On-site

The IT Systems Administrator is responsible for establishing and managing core technical capabilities including image, asset and lifecycle refresh management services. The IT Systems Administrator is ...

Leidos

Sr. Systems Administrator

Gaithersburg, MD · On-site

$92K - $125K/yr

Red Hat Enterprise Linux (RHEL) * VMware vSphere * Active Directory * DNS/DHCP * Group Policy ... Red Hat Certified System Administrator (RHCSA) * ITIL 4 Foundation * Knowledge of ...

New

aqua IT

Sr. Systems Administrator

Gaithersburg, MD · On-site

$92K - $125K/yr

Lead system administration for Linux and Windows-based systems in secure, mission-critical environments. * Diagnose and resolve hardware, software, and end-user technical issues while serving as a ...

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All JobsLinux Systems Administrator JobsLinux Systems Administrator Jobs in Frederick, MD

Linux Systems Administrator information

See Frederick, MD salary details

$20

$51

$75

How much do linux systems administrator jobs pay per hour?

As of Aug 8, 2026, the average hourly pay for linux systems administrator in Frederick, MD is $51.66, according to ZipRecruiter salary data. Most workers in this role earn between $40.87 and $62.16 per hour, depending on experience, location, and employer.

What is the difference between Linux Systems Administrator vs Network Administrator?

AspectLinux Systems AdministratorNetwork Administrator
CertificationsLinux+, LPIC, RHCSACompTIA Network+, Cisco CCNA
Work EnvironmentServer management, Linux environments, data centersNetwork infrastructure, routers, switches, LAN/WAN
ResponsibilitiesManaging Linux servers, scripting, securityConfiguring networks, troubleshooting connectivity

The Linux Systems Administrator primarily focuses on managing Linux servers, ensuring system security, and automating tasks. In contrast, the Network Administrator handles network infrastructure, maintaining connectivity, and configuring network devices. Both roles require technical certifications and work in IT environments, but their core responsibilities differ in scope and focus.

What is a Linux systems administrator?

Linux Systems Administrators are IT professionals responsible for installing, configuring, maintaining, and supporting Linux-based servers and systems. They manage user accounts, ensure system security, monitor performance, and troubleshoot hardware and software issues. Their role often involves automating tasks, applying patches and updates, and ensuring the reliable operation of critical applications. Linux Systems Administrators play a key part in keeping an organization's IT infrastructure running smoothly and securely.

Is Linux Systems Administrator a good career?

A Linux Systems Administrator is a valuable role responsible for managing and maintaining Linux-based servers and infrastructure. It offers strong job growth, competitive salaries, and opportunities to develop skills in scripting, networking, and security. The role often requires certifications like CompTIA Linux+ or RHCSA and involves working in IT environments that rely on Linux systems.

Are Linux Systems Administrators in high demand?

Linux Systems Administrators are in high demand due to the widespread use of Linux in servers, cloud infrastructure, and cybersecurity. Employers seek professionals with skills in scripting, networking, and certifications like RHCE or CompTIA Linux+ to manage and secure Linux environments effectively.

How much do Linux Systems Administrators make?

Linux Systems Administrators typically earn between $70,000 and $110,000 annually, depending on experience, certifications, and location. Professionals with advanced skills in scripting, networking, and cloud platforms may earn higher salaries.

What are common challenges Linux systems administrators face when managing large-scale server environments?

Linux Systems Administrators often encounter challenges such as maintaining system security across multiple servers, ensuring high availability, and managing configuration consistency. Troubleshooting network or hardware issues in a large environment can be complex, especially when minimizing downtime is critical. Additionally, keeping software and kernel updates synchronized without disrupting services requires careful planning and automation. Collaboration with development, security, and operations teams is crucial to address these challenges efficiently.

What skills and qualifications are needed to be a Linux systems administrator?

To thrive as a Linux Systems Administrator, you need a deep understanding of Linux operating systems, networking concepts, and scripting languages like Bash or Python, usually supported by a relevant degree or certifications such as CompTIA Linux+ or Red Hat Certified System Administrator (RHCSA). Familiarity with tools like Ansible, Docker, Kubernetes, and system monitoring platforms is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help you excel in troubleshooting and collaborating with IT teams. These skills are crucial for ensuring secure, stable, and high-performing IT infrastructure that supports business operations.
What are the most commonly searched types of Linux Systems Administrator jobs in Frederick, MD? The most popular types of Linux Systems Administrator jobs in Frederick, MD are:
What are popular job titles related to Linux Systems Administrator jobs in Frederick, MD? For Linux Systems Administrator jobs in Frederick, MD, the most frequently searched job titles are:
What cities near Frederick, MD are hiring for Linux Systems Administrator jobs? Cities near Frederick, MD with the most Linux Systems Administrator job openings:
Linux Systems Administrator jobs near you
Infographic showing various Linux Systems Administrator job openings in Frederick, MD as of August 2026, with employment types broken down into 82% Full Time, 14% Part Time, and 4% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $107,460 per year, or $51.7 per hour.

Sr. Linux Systems Engineer (TS/Q Clearance Required)

General Dynamics Information Technology

Germantown, MD • On-site

$142K - $189K/yr

Full-time

Medical, Retirement, PTO

Re-posted 21 days ago

General Dynamics Information Technology rating

7.8

Company rating: 7.8 out of 10

Based on 63 frontline employees who took The Breakroom Quiz

88th of 223 rated it services

Job description

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REQ#: RQ222678Public Trust: None Requisition Type: Regular Your Impact

Own your opportunity to work alongside federal civilian agencies. Make an impact by providing services that help the government ensure the well being and support of U.S. citizens.

Job Description
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.Key Responsibilities:
  • System Administration:Install, configure, manage, and maintain Linux systems, including servers, virtualization platforms, and cloud computing environments.
  • Performance Optimization:Monitor system performance, conduct capacity analysis, and address bottlenecks to ensure system efficiency and availability.
  • System Security:Implement security measures, conduct audits, and ensure compliance with organizational and federal security requirements.
  • Troubleshooting & Problem Resolution:Use advanced diagnostics and troubleshooting skills to resolve system issues, ensuring minimal downtime.
  • Automation:Develop and maintain scripts and automation tools to streamline repetitive tasks and improve operational productivity.
  • Patch Management:Maintain systems by performing software updates, patches, and upgrades while testing functionality and compatibility.
  • Infrastructure Documentation:Create and update system documentation to include configurations, processes, and procedures.
  • Collaboration:Partner with application teams and other IT stakeholders to support system-level integration, patch workflows, and maintenance activities.
  • Scalability & Efficiency:Drive innovation to scale infrastructure capabilities while enhancing system operability.
Minimum Qualifications:
  • Education:Bachelors degree in Information Technology, Computer Science, or a related field.
  • Experience:8-10+ years of hands-on Linux systems administration experience across enterprise environments.
  • Technical Competencies:
    • 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).
Preferred Qualifications:
  • Certifications:
    • 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).
Onsite Work Location:Onsite in Germantown, MD
Security Clearance:DOE Q or TS Clearance is required.
Citizenship:US Citizenship required. Why Join GDIT?At GDIT, your skills and experience will play an integral role in advancing mission-critical operations.
  • Career Growth:AI-powered tools and internal mobility programs to support your professional development.
  • Comprehensive Benefits:Competitive pay, health and wellness packages, 401(k) company match, and generous paid time off.
  • Workplace Innovation:Access to cutting-edge technologies and a culture focused on advancement, teamwork, and innovation.
  • Community Impact:Participate in a diverse and collaborative environment recognized for driving excellence.
Be Part of Something Bigger
Join GDIT to combine your Linux expertise with opportunities to make a meaningful impact on critical IT operations.#WeAreGDIT #NNSAITOPS
Work Requirements
Years of Experience

8 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification
Travel Required

Less than 10%

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $142,792 - $189,750. 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.
View information about benefits and our total rewards program.

Our Identity Verification Process

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.

About Our Work

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

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About General Dynamics Information Technology

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GDIT is 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. Its 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. The company operates across 50+ countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber, and application development.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Falls Church, VA, US

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