REQUIREMENTS:

• 10+ years of experience as a Windows Systems Administrator in secure environments.
• Demonstrated expertise with RMF, DISA STIGs, and NIST 800-53 compliance controls.
• Strong background in WSUS, Group Policy, system imaging, and patch lifecycle management.
• Proficiency in PowerShell and scripting for automation and system configuration.
• Familiarity with networking fundamentals, firewall rules, DNS/DHCP, and endpoint protection tools.
• Ability to lead teams, interface with clients, and contribute to business growth.
• Bachelor’s degree in Computer Science, Engineering, or a related STEM discipline.
• U.S. Citizenship required.

PREFERRED QUALIFICATIONS:

• TS/SCI clearance
• Certifications: Security+, CISSP, MCSE, or equivalent
• Experience supporting FedRAMP, DoD Cloud, or hybrid cloud environments

ABOUT THE ROLE:

DPG Solutions is seeking a Senior Windows Systems Administrator to join our growing team of mission-focused technologists. The ideal candidate will be a seasoned Windows expert with a passion for secure system administration, compliance, and team leadership. This role demands someone comfortable working independently and collaboratively—someone who can troubleshoot complex technical issues, lead junior staff, and contribute to business development initiatives.

RESPONSIBILITIES:

• Lead the administration and hardening of Windows-based environments in accordance with DoD and federal compliance frameworks (e.g., RMF, STIGs).
• Manage patching operations using WSUS and ensure system compliance through routine vulnerability scanning and remediation.
• Implement and maintain secure system configurations and automation scripts for baseline enforcement.
• Collaborate with cybersecurity teams to address audit findings and enforce policy compliance.
• Diagnose and resolve system and network issues across virtualized and on-prem environments.
• Mentor junior administrators and contribute to a positive, high-performing team culture.
• Support proposal efforts, solution architecture, and pre-sales technical engagements as needed.
• Participate in cross-functional planning to align IT infrastructure with customer and business objectives.