Additional InformationBachelor s or Master s degree in a computer-related field.Eight or more years of IT work experience, with three or more in a Senior or Management role.Compliance framework experience (e.g., NIST, HIPAA, ISO).5+ years proven professional experience with networking and cybersecurity.5+ years PC hardware and Microsoft 365 support.Experience with NIST 800-171 / 800-53 / CMMC / DFARS required.Maintain IT networks and systems across multiple Microsoft 365 domains (business and GCCH enclaves).Maintain Exchange, SharePoint, and Teams applications.Perform remote and desk-side assistance to staff.Maintain cloud-based help desk, inventory, and contract management system.Manage and maintain SCCM system for remote access and patching.Manage and maintain VOIP system.Maintain security posture to comply with DFARS and CMMC requirements.Skills & AbilitiesProject coordination across departments.Strategic planning & compliance management.Security program management.Desired certifications: CCNA, MCP, MCSA, MCSE, CISM, CCISO, CRISC, CISSP.Microsoft Server, Active Directory, Exchange, SQL & WSUS expertise.VMware experience.Knowledge of Antivirus/Anti-Malware and network security systems.Strong disaster recovery and backup knowledge.TCP/IP networking (switches, routers, firewalls).Microsoft Azure, Office 365, MS Office 2016, Windows 7/10.Advanced troubleshooting skills.Familiarity with DHCP, DNS, TCP/IP.Must be available after hours for critical support.Requirements & Desired:Education & ExperienceBachelor s or Master s degree in Computer Science or related field.8+ years IT experience, 3+ in Senior/Management role.Experience with compliance frameworks (NIST, HIPAA, ISO).5+ years networking & cybersecurity.5+ years PC hardware & Microsoft 365 support.Experience with NIST 800-171 / 800-53 / CMMC / DFARS required.Immediate opening for an experienced Senior Systems Administrator to oversee technical infrastructure, ensure mission continuity, and maintain compliance with federal cybersecurity requirements.Responsibilities:Maintain IT networks and systems across multiple Microsoft 365 domains (business + GCCH enclaves).Manage Exchange, SharePoint, and Teams applications.Provide remote and desk-side IT support.Maintain cloud-based help desk, inventory, and contract management system.Manage SCCM system (remote access & patching).Manage and maintain VOIP system.Maintain security posture to comply with DFARS and CMMC requirements.Perform and log daily cloud security checks.Research and implement technology solutions to meet business needs.Initiate, coordinate, and implement systems, policies, and procedures.Ensure service quality by enforcing organizational standards.Job Title: Senior IT Systems Administrator Location: Charlottesville, VA (Hybrid) Clearance: Ability to obtain DoD Security Clearance Travel: Occasional on-site support in Luray, VA and North Forks (UVA Research Park, Albemarle County)Company Overview: Client is a HUBZone small business federal contractor (est. 2007, HQ in Luray, VA) with three lines of business:Desirable SkillsIndustry certifications: CCNA, MCP, MCSA, MCSE, CISM, CCISO, CRISC, CISSPExperience with Microsoft Server (2008/2012/2016), Active Directory, Exchange, SQL & WSUSVMware experienceNetwork security & Antivirus/Anti-Malware knowledgeBackup and disaster recovery expertiseMicrosoft Azure, Office 365, MS Office 2016, Windows 7/10Container knowledge (if applicable)Advanced troubleshootingMandatory SkillsBachelor s or Master s degree in a computer-related field8+ years of IT work experience (3+ in Senior/Management role)Compliance framework experience (NIST, HIPAA, ISO)5+ years networking and cybersecurity experience5+ years PC hardware and Microsoft 365 supportExperience with NIST 800-171 / 800-53 / CMMC / DFARSJob Knowledge, Skills & Abilities:Coordinating projects with multiple stakeholders/departments.Strategic planning.Compliance management.Security program management.Industry standard certifications desirable (CCNA, MCP, MCSA, MCSE, CISM, CCISO, CRISC, CISSP).Extensive experience with Microsoft Server technologies (2008/2012/2016), Active Directory, Exchange, SQL & WSUS.VMware experience.Knowledge of network security, Antivirus/Anti-Malware systems.Strong backup and disaster recovery knowledge.Knowledge of TCP/IP networking (switches, routers, firewalls).Experience with Microsoft Azure, Office 365, MS Office 2016, Windows 7/10.Advanced troubleshooting skills.Understanding of base networking (DHCP, DNS, TCP/IP).Must be available after business hours for critical issues/deployments.Education & Experience:Bachelor s or Master s degree in a computer-related field.Eight or more years of IT work experience, with three or more in a Senior or Management role.Compliance framework experience (e.g., NIST, HIPAA, ISO).5+ years networking and cybersecurity experience.5+ years PC hardware and Microsoft 365 support.Experience with NIST 800-171 / 800-53 / CMMC / DFARS required.