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Senior Linux System Administrator

ClearanceJobs Workforce Solutions

Posted today

Job Requirements

Springfield, VA
Intel Agency (NSA, CIA, FBI, etc) Full Scope Polygraph
Mid Level Career (5+ yrs experience)
$125,000 - $150,000

Job Description

DHI Group is a leading provider of specialized workforce solutions, connecting top talent with mission-driven organizations across the defense and intelligence community. As an employer on the Bobcat program, DHI Group offers competitive benefits, a strong culture of professional development, and the resources to support cleared professionals throughout their careers.

Overview
DHI Group is seeking an experienced System Administrator to support the Bobcat program in Springfield. This individual will provide comprehensive IT systems engineering and administrative support across Windows and Linux environments — responsible for the stability, security, and performance of enterprise-level systems. An active TS/SCI clearance with an adjudicated Full Scope Polygraph (FSP) is required prior to start.

Responsibilities:
Perform system security administration functions, including managing user accounts via Active Directory and enforcing access controls in compliance with security policies
Plan, test, install, and integrate new and upgraded operating system versions, third-party software components, and subsystems
Proactively monitor and manage system resources to optimize operating efficiency and performance
Troubleshoot and diagnose hardware, software, and network issues and implement corrections in a timely manner
Support custom software installation, configuration, and ongoing maintenance
Administer and maintain Windows Server environments, including monitoring and configuration tools
Manage VMware, storage solutions, and cross-domain solutions within the enterprise
Leverage SCCM and SCOM for endpoint management, monitoring, and reporting
Required qualifications

Clearance
Active TS/SCI with adjudicated Full Scope Polygraph (FSP) — prior to start (not available for sponsorship)

Certifications (one of the following, customer-approved; can obtain within the first 6 months of employment):
CompTIA Security+
SSCP (Systems Security Certified Practitioner)
CISSP (Certified Information Systems Security Professional)
CASP+ (CompTIA Advanced Security Practitioner)

Technical skills:
Windows Active Directory, Windows Server administration, and configuration tools
VMware virtualization and storage solutions
Cross-domain solutions (CDS)
SCCM (Systems Center Configuration Management)
SCOM (Systems Center Operations Manager)
Linux environment administration
Desired skills
Experience with VMware in classified or enterprise environments
Strong analytical and troubleshooting capabilities
Effective written and oral communication skills
Hardware maintenance and support experience
Helpdesk or Tier 1/2 support background

Equal opportunity
DHI Group is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or protected veteran status.
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