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Windows System Administrator (Senior-Level)

LinkSolutionsInc

Adelphi, MD, United States permanent

Posted: October 8, 2025

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Quick Summary

We are seeking a highly skilled Windows System Administrator to join our team in Adelphi, MD, as a Senior-Level Windows System Administrator. The ideal candidate will have experience with Windows Server, Active Directory, and Group Policy, with a strong understanding of IT infrastructure and cybersecurity best practices.

Job Description

Link Solutions, Inc. delivers reliable and effective Information Technology services to government clients in support of critical mission needs. Delivering a broad range of Infrastructure Operations, Application Development, Cybersecurity, Virtualization, Cloud and Mobility services.

If you’re looking for a technology company that values innovation, with a vision toward the future of the technology landscape, look no further than Link Solutions! Link is quality and compliance-focused, under our guiding philosophy “Mission First, Customer Always".

We are ISO 9001:2015, ISO 20000-1:2018, ISO 27001:2022 certified and appraised for CMMI ML3 for Services and Development.

Link Solutions is seeking a Windows System Administrator (Senior-Level) to join our team at Adelphi, MD.

• Must be a US Citizen 
• Must have an active DoD Top Secret Clearance
• Non-remote (relocation incentive available)

The Windows System Administrator (Senior-Level) will be responsible for the installation, configuration, maintenance, and security of Windows-based workstations and services at the Army Research Laboratory in Adelphi, MD. You will be a part of a diverse team supporting a globally distributed information systems, responsible for the analysis, administration, voice, video, and data communications networks.

Join our dynamic team at a top-tier organization, where work-life balance and employee well-being take center stage. This exciting opportunity lets you contribute to cutting-edge projects while safeguarding our national security. 

Job Responsibilities:

• Manage Windows Server environments and support Active Directory, Group Policy, and MECM operations.
• Install and configure operating systems and software updates following Security Technical Implementation Guides (STIGs).
• Perform system patching, PowerShell scripting, and release management activities.
• Monitor system performance and troubleshoot issues to ensure high availability of network resources.
• Schedule and maintain system backups, ensuring data/media recoverability and integrity.
• Conduct routine audits for compliance with DoD security standards.
• Document system configurations and maintain a comprehensive hardware/software library.
• Collaborate with IT and Cybersecurity teams to support remediation, patching, and vulnerability scanning efforts.
• Work with customers to develop new value-added programs and data solutions with existing structures and new requirements.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities that are required of the employee for this job. 

• Must be a US Citizen. 
• Must have an active DoD Top Secret Clearance
• MS or BA/BS in computer sciences or information technology with two (2+) additional years of experience.
• Ten (10+) years of relevant experience working in an IT or Service Desk environment.
• IAT Level II Certification equivalent or higher per DoD 8570/DoD 8140 (CompTIA Security+ CE, CCNA Security, GICSP, GSEC, SSCP, etc.).
• Microsoft Certified Solutions Associate (MCSA) or Microsoft Certified Professional (MCP) certification.

Preferred:

• Information Technology Infrastructure Library (ITIL) v4 certification
• Microsoft operating system environment certification (e.g., Windows 10, Windows 11, or Microsoft Server 2019, etc.).
• Experience with incident management within the ServiceNow Information Technology Service Management (ITSM) platform.
• Experience creating and modifying documentation for technical processes and procedures.
• Experience working in a Department of Defense (DoD) environment.
• A problem solver and troubleshooter who thrives in resolving complex problems.
• Excellent communication skills (written and oral) and interpersonal skills.
• Excellent organizational skills, attention to detail, and ability to prioritize and manage multiple tasks.

Salary Range: $82,000 - $138,000

Several factors influence the final salary or hourly rate, including but not limited to contract wage determinations, relevant work experience, role-specific skills and competencies, geographic location, educational background, certifications, and federal government contract labor categories.

Link Solutions Inc. offers a competitive compensation and benefits package to include paid holidays, paid time off, medical, dental, vision, company-paid long and short-term disability, life insurance, referral bonuses, relocation incentive program, certification reimbursement program, retirement, and more.

Link Solutions, Inc. is an EOE. AA/M/F/D/V. We participate in the E-Verify Employment Verification Program. All your information will be kept confidential according to EEO guidelines. 

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