The Opportunity NexTech Solutions LLC (NTS) is a cleared defense and government technology contractor headquartered in Huntsville, Alabama, building software and delivering technical services for Department of State and Department of War customers. The IT Manager runs NTS corporate IT day to day: infrastructure, endpoints, identity, collaboration tools, business systems, and the technical controls behind our CMMC Level 2 / NIST SP 800-171 program. You lead a team of six in-house IT technicians, manage the vendors and resellers behind our tooling, and work daily with the COO, CFO, HR, the Cybersecurity Director, and engineering leads. You are the escalation point when anything in the environment is down, at risk, or out of compliance. This is a hands-on management role. You will set direction and run vendors, and you will also log into the tenant and fix things yourself. Key Responsibilities (Principal Duties and Accountabilities *Essential Functions) Infrastructure and operations Own the Microsoft 365 GCC High tenant: Entra ID, Exchange Online, SharePoint/OneDrive, Teams, Intune, Defender, Purview, and licensing.Administer on-premises servers, networking, firewalls, Wi-Fi, and backup/disaster recovery across NTS facilities, including a self-hosted AI/GPU server environment.Manage endpoint lifecycle for Windows and Mac devices: imaging, patching, encryption, MDM, hardware refresh, and asset inventory.Run IT onboarding and offboarding for employees and contractors, including account provisioning, access reviews, and equipment return.Deliver tier 2/3 support and maintain an SLA-driven help desk; keep ticket, change, and incident records current. Security and compliance Implement and maintain the technical controls behind the CMMC Level 2 / NIST SP 800-171 program as directed by the Cybersecurity Director: identity and access, endpoint configuration, logging, patching, encryption, and backup.Provide control evidence, system inventories, and configuration documentation for the SSP, POA&M, and assessments.Enforce CUI and ITAR/export-controlled data handling in the environment (U.S.-person access, data boundaries) in coordination with the Cybersecurity Director and Empowered Official.Execute the technical response to IT security incidents under the Cybersecurity Director's lead. Business systems and vendors Administer and integrate corporate systems including Unanet GovCon (ERP/timekeeping/billing), UKG Ready (HR/payroll), Slack, and the company website/DNS stack with its external vendor.Manage IT vendors and support contracts (Microsoft, hardware, software, telecom) and own escalations against their SLAs.Manage the IT budget and recommend spend: software licensing, renewals, and hardware procurement; work with vendors and resellers on pricing.Support evaluation and pilots of new tools (M365 Copilot, AI agents, automation) within security boundaries and cost targets. People and integration Participate in IT integration for acquired companies and new offices: tenant consolidation, identity migration, and device standardization.Write and maintain IT policies, runbooks, and user-facing documentation. Supervisory Responsibilities Directly supervises six (6) IT technicians: hiring, scheduling, performance reviews, coaching, and professional development.Sets team priorities, assigns tickets and projects, and manages on-call/after-hours coverage for outages and maintenance windows.