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Fulltime Linux Windows System Administrator Jobs in Gaithersburg, MD

Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity: CACI is ...

New

Windows System Administrator

Linthicum, MD ยท On-site

$70K - $130K/yr

As a Windows Systems Administrator, you will play a crucial role in the design, development, implementation, and maintenance of real-time and high-performance Windows systems. You will be responsible ...

The Windows System Administrator position will play a pivotal role in ensuring the successful technical administration of NOAA systems within the contract. You will be responsible for providing ...

Experience with Windows and Linux environments. * Demonstrated on the job experience with software ... Position Type/Expected Hours of Work This is a full-time position. Days and hours of work are ...

We are recruiting for a TS/SCI with Polygraph cleared Windows Systems Administrator for an exciting, growing mission! The qualified candidate will leverage their development skills and experience to ...

Overview/ Job Responsibilities The Windows System Administrator position will play a pivotal role in ensuring the successful technical administration of NOAA systems within the contract. You will be ...

Overview/ Job Responsibilities The Windows System Administrator position will play a pivotal role in ensuring the successful technical administration of NOAA systems within the contract. You will be ...

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Fulltime Linux Windows System Administrator information

See Gaithersburg, MD salary details

$58.3K

$103.7K

$141K

How much do fulltime linux windows system administrator jobs pay per year?

As of Aug 30, 2026, the average yearly pay for fulltime linux windows system administrator in Gaithersburg, MD is $103,677.00, according to ZipRecruiter salary data. Most workers in this role earn between $85,400.00 and $119,400.00 per year, depending on experience, location, and employer.

What is the difference between Fulltime Linux Windows System Administrator vs Network Administrator?

AspectFulltime Linux Windows System AdministratorNetwork Administrator
CertificationsLinux/Windows certifications (e.g., CompTIA Linux+, Microsoft Certified)Network certifications (e.g., Cisco CCNA, CompTIA Network+)
Work EnvironmentServer management, OS configuration, troubleshooting on Linux/Windows serversNetwork infrastructure, routers, switches, firewalls
Primary ResponsibilitiesMaintain OS stability, user management, security patchesDesign, implement, and monitor network systems

While both roles involve IT infrastructure, the Fulltime Linux Windows System Administrator focuses on server and OS management, whereas the Network Administrator specializes in network hardware and connectivity. Both roles require technical certifications and are vital in maintaining organizational IT operations, but they differ in scope and daily tasks.

Are fulltime Linux Windows system administrators in demand?

Fulltime Linux and Windows system administrators are in high demand due to the ongoing need for managing and securing enterprise IT infrastructure. Skills in server management, scripting, virtualization, and certifications like CompTIA Linux+ or Microsoft Certified: Windows Server are often required. The role typically offers stable employment opportunities across various industries that rely on robust IT systems.

How much do fulltime Linux Windows system administrators make?

Fulltime Linux Windows system administrators typically earn between $60,000 and $100,000 annually, depending on experience, certifications, and location. Senior roles or those with specialized skills in cloud platforms or security can earn higher salaries. Compensation often includes benefits such as health insurance and paid time off.

What is the average salary of a fulltime Linux Windows system administrator?

The average salary for a full-time Linux Windows system administrator typically ranges from $60,000 to $90,000 annually, depending on experience, certifications, and location. Professionals with specialized skills in scripting, virtualization, or security may earn higher salaries, especially in enterprise environments.

What are popular job titles related to Fulltime Linux Windows System Administrator jobs in Gaithersburg, MD?

For Fulltime Linux Windows System Administrator jobs in Gaithersburg, MD, the most frequently searched job titles are:

What job categories do people searching Fulltime Linux Windows System Administrator jobs in Gaithersburg, MD look for?

The top searched job categories for Fulltime Linux Windows System Administrator jobs in Gaithersburg, MD are:

What cities near Gaithersburg, MD are hiring for Fulltime Linux Windows System Administrator jobs?

Cities near Gaithersburg, MD with the most Fulltime Linux Windows System Administrator job openings:

Infographic showing various Fulltime Linux Windows System Administrator job openings in Gaithersburg, MD as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $103,677 per year, or $49.8 per hour.

Windows System Administrator

Washington, DC

Full-time

Medical, Retirement, PTO

Posted yesterday

New


Job description

Job Title: Windows System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity: CACI is searching for a Windows System Administrator to support the FEMA Office of the Chief Information Security Officer (OCISO) in Washington, D.C. As a Windows System Administrator, you will play a crucial role in ensuring the security and operational resilience of FEMA's Windows-based infrastructure. You will work in a dynamic environment, collaborating with cybersecurity professionals, system owners, and enterprise administrators to implement and maintain secure server configurations and identity management solutions

Your efforts will directly contribute to safeguarding FEMA's mission-critical systems and data. The Windows System Administrator will be responsible for securing Windows-based infrastructure supporting operational resilience, hardening, patching, identity management, and control implementation across the FEMA enterprise. This position requires building, hardening, patching, and maintaining Windows servers to ensure they stay updated through consistent patching.

The Windows System Administrator will manage user accounts across the FEMA enterprise and manage Group Policy Objects (GPOs) enterprise-wide to enforce security controls and permissions, ensuring consistent security configurations across all Windows systems Responsibilities: The Windows System Administrator will build, harden, patch, and maintain Windows servers across the FEMA enterprise and ensure servers stay updated through consistent patching to maintain operational resilience. This position requires implementing security configurations and applying security patches promptly while ensuring compliance with DISA STIGs and agency-specific security requirements. The Windows System Administrator will manage user accounts across the FEMA enterprise and manage Group Policy Objects (GPOs) enterprise-wide to enforce security controls and permissions, ensuring consistent security configurations across Windows systems.

Responsibilities include handling vulnerability remediation activities for Windows-based systems, managing digital certificates for authentication and encryption, and maintaining system logging for auditing and compliance. The position involves supporting ICAM (Identity, Credential, and Access Management) requirements and executing recovery processes to ensure business continuity. The Windows System Administrator will maintain technical documentation for all administrative actions and perform logging, certificates, and recovery processes.

Qualifications: U.S. Citizenship required - FEMA EOD suitability or Current DHS or FEMA EOD preferred - BS/BA + 8 years of applicable experience or equivalent combination - Minimum 7 years of experience in Windows system administration - Demonstrated expertise in Windows Server infrastructure, Active Directory, and Group Policy - Experience with DISA STIGs and security hardening best practices - Knowledge of vulnerability remediation and patch management processes - Experience with identity and access management systems - Strong understanding of Windows security logging and auditing - Experience with VXRails or Zscaler. Desired: - Active Secret security clearance - Previous DHS or DoD experience with classified systems - Knowledge of certificate management and PKI infrastructure - Experience with disaster recovery and business continuity planning - Familiarity with ICAM tools and privileged access management - Experience other cybersecurity-related tools and systems - Cloud security experience with AWS, Azure, or other platforms - Experience with automated security tools and scripting - What You Can Expect: A culture of integrity

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation. An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

Since this position can be worked in more than one location, the range shown is the national average for the position. The proposed salary range for this position is: $90,300-$189,600 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.