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System Admin with Security Clearance

ClearanceJobs
Arlington, VA Full Time
POSTED ON 3/22/2026
AVAILABLE BEFORE 4/22/2026
Immediate Need!! Back Fill Role Role: Systems Administrator

Location: Arlington, VA (5 days onsite)

Duration: 6 month contract to hire

Clearance: TS/SCI Top Required Skills Windows and RHEL OS experience

Understanding of AD, DNS, GPO, LDAP, DHCP, etc

Ability to troubleshoot complex issues

DOD IAT Level II Certification is required 5 years of experience Duties and Responsibilities:

  • Optimize system operations and resource utilization, including conducting detailed system capacity analysis and planning.
  • Design, deploy, and administer virtualized environments, primarily using VMware technologies.
  • Troubleshoot and resolve complex technical issues, leveraging expertise in high-level problem-solving.
  • Install, configure, and manage Windows Server operating systems, adhering to organizational requirements and industry best practices.
  • Apply system and operating system patches to maintain security and ensure optimal performance.
  • Ensure the continuous functionality and 24/7 monitoring of assigned networks to meet operational demands.
  • Conduct routine preventive maintenance on hardware and software to ensure system reliability.
  • Identify and implement innovative technological solutions to streamline operations and enhance productivity.
  • Develop, document, and maintain technology policies, standards, and procedures to support operational consistency and compliance.
  • Perform administrative and operational tasks aligned with established standards, policies, and procedures.
  • Handle additional responsibilities as assigned to support team and organizational objectives. Minimum Qualifications: (To perform this job successfully, an individual must be able to perform each essential duty satisfactorily.)
  • Experience with Windows and Linux operating systems.
  • Minimum 5 years’ experience.
  • DOD Top Secret clearance w/ SCI eligibility.
  • DOD IAT Level III Certification is required. Knowledge, Skills and Abilities:
  • Proven experience with both Windows and Linux operating systems, demonstrating versatility in managing diverse environments.
  • Advanced proficiency in Windows Server, infrastructure management, PowerShell scripting, and Linux administration.
  • Hands-on experience with SCCM, OS management, DNS, SAN, group policy, DHCP, and Microsoft Windows technologies.
  • Expertise in managing and optimizing Citrix environments, including Citrix Virtual Apps and Desktops, with a focus on ensuring high performance, scalability, and seamless user experience.
  • Strong analytical and troubleshooting skills to diagnose and resolve complex technical issues effectively. Thanks and Regards

Murali Sharma

202.828.3494

Salary.com Estimation for System Admin with Security Clearance in Arlington, VA
$108,407 to $134,911
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