Senior System Administrator Lead

Key Responsibilities

• Team Leadership & Management
• Direct and mentor a diverse team of technical specialists (System Administrators, VDI Engineers, DBAs, and SVAT Specialists)
• Ensure operational excellence and continuous professional development
• Enterprise Infrastructure Oversight
• Manage and optimize complex IT environments encompassing Windows (2016-2025) and RHEL Linux servers, Active Directory, and VMware/Nutanix virtualization technologies (including vSphere, vCenter, and Horizon VDI)
• Database & Web Services Management
• Oversee the administration of on-premises and cloud-based databases (SQL, Oracle), IIS, ensuring data integrity, backups, and seamless cross-domain integration
• Security Integration
• Supervise and enforce system security protocols, including OS/Application hardening (DISA STIGs), PKI/SSL certificate management, Comply to Connect, and Zero Trust implementations
• Quality Assurance & Testing (SVAT)
• Guide the Service Validation and Testing lifecycle
• Review test plans, ensure defect management via Ivanti/ServiceNow, oversee the Test and Integration Laboratory (TIL), and present validation documentation at Configuration Advisory Board (CAB) meetings
• Documentation & Compliance
• Ensure the accurate documentation of system configurations, Plan of Action and Milestones (POAMs), security policies, and standard operating procedures (SOPs)

Qualifications

• Typical Education and Experience: Bachelors and nine (9) years or more experience; Masters and seven (7) years or more experience; PhD or JD and four (4) years or more experience.
• Required Skills & Qualifications: Security Clearance Active Top Secret (TS) clearance with the ability to obtain and maintain SCI; Education & Experience Bachelor’s degree in Computer Science, Information Technology, System Engineering, or a related field plus a minimum of 9 years of relevant IT experience (or Associate degree + 11 years, or High School diploma + 13+ years); Must have proven experience in technical leadership or senior administration role within a DoD environment; Certifications Active DoD 8140 / 8570 IAT Level II or III certification (e.g., Security+ CE, SSCP, CISSP, or CASP+); Relevant Computing Environment Certification (e.g., Microsoft Certified Azure/Windows Fundamentals, VMware VCP, Nutanix NCP, or Linux equivalent).
• Preferred Skills / Certifications / Qualifications: Advanced Certifications CISSP or Security X; ITIL v3 or v4 Foundation; VMware Certified Professional (VCP/VCAP); Microsoft 365 Enterprise Administrator Expert; CCNA/CCNP; Scripting & Automation High proficiency in scripting languages such as PowerShell, Python, JavaScript, and Perl for system automation; Advanced Architectures Experience with domain flattening tools, AWS/Google/Azure GovCloud deployments, and advanced data replication/migration projects.

Pay

Target salary range $160,001 - $200,000.