IT Systems Administrator

About the CompanyAbout PowerusPowerus is building a next-generation American autonomous systems platform designed to move, protect, and sustain critical assets in high-consequence environments. The company combines advanced autonomy, manufacturing capability, operational expertise, and strategic acquisitions to support defense, national security, critical infrastructure, and commercial operations globally.About the RolePosition OverviewPowerus is seeking an IT Systems Administrator to build, operate, and maintain the information technology infrastructure at its Rock Hill manufacturing facility. This role has day-to-day ownership of enterprise IT systems, network infrastructure, physical security technology, audio-visual systems, and coordination with operational technology staff on industrial network segments. The IT Systems Administrator will be the sole dedicated IT presence on-site and is expected to work independently across all facility technology domains.ResponsibilitiesMissionOur mission is to deliver resilient autonomous technologies that strengthen national security, improve operational safety, and expand the capabilities of organizations operating in complex environments.Why Join PowerusPowerus is standing up a manufacturing facility in Rock Hill, South Carolina, and this is the first dedicated IT position on-site. The person in this role will build and maintain the full technology stack for the facility, from enterprise infrastructure and industrial networks to physical security and audio-visual systems.This is not a single-domain administration role. The facility runs production equipment, processes controlled technical data, and operates physical security systems, and all of it depends on infrastructure that this position owns.Key Responsibilities- Administer and maintain Windows Server environments, Active Directory, Group Policy, DNS, DHCP, and certificate servicesManage Microsoft 365 tenant configuration, user provisioning, Exchange Online, SharePoint, and Teams administrationDesign, deploy, and maintain local network infrastructure, including managed switches, routers, firewalls, wireless access points, and site-to-site VPNImplement and enforce network segmentation between enterprise IT, operational technology, and physical security network zonesAdminister IP-based physical security systems, including video management platforms, IP cameras, electronic access control, and badge systemsSupport operational technology network segments carrying PLC, SCADA, and HMI traffic in coordination with manufacturing and controls engineeringDeploy, configure, and maintain audio-visual and conferencing systems in conference rooms and production-floor areasManage endpoint deployment, imaging, patching, and software distribution for Windows workstations and mobile devicesImplement and maintain backup, recovery, and disaster recovery procedures for on-premises and cloud systemsMonitor systems and network health, respond to alerts, and perform root-cause analysis on outages and degraded performanceManage IT vendor relationships, service contracts, procurement, and hardware lifecycleMaintain documentation for network topology, system configurations, standard operating procedures, and change logsSupport cybersecurity policy implementation consistent with NIST and CMMC frameworks as applicableQualificationsQualifications- Must be located in the United States, within commuting distance of Rock Hill, South CarolinaThree or more years of experience in systems administration or infrastructure engineeringExperience administering Windows Server, Active Directory, Group Policy, and Microsoft 365Working knowledge of TCP/IP networking, VLANs, routing, switching, firewall rules, and wireless networkingExperience deploying and maintaining network infrastructure in a physical facility, including structured cabling, rack-and-stack, and equipment commissioningAbility to work independently as the sole IT administrator at a site, managing priorities across enterprise, production, and security systemsU.S. Person status required (U.S. citizen, lawful permanent resident, or protected individual under 8 U.S.C. 1324b(a)(3)); this role involves access to ITAR- and EAR-controlled technical dataRequired SkillsExperience administering Windows Server, Active Directory, Group Policy, and Microsoft 365Working knowledge of TCP/IP networking, VLANs, routing, switching, firewall rules, and wireless networkingExperience deploying and maintaining network infrastructure in a physical facility, including structured cabling, rack-and-stack, and equipment commissioningAbility to work independently as the sole IT administrator at a site, managing priorities across enterprise, production, and security systemsPreferred SkillsPreferred Qualifications- Experience supporting IT infrastructure in a manufacturing, defense, or industrial facilityExperience administering IP-based video surveillance and electronic access control systemsFamiliarity with operational technology networks, industrial protocols, or SCADA environmentsExperience with network segmentation between IT and OT environmentsFamiliarity with NIST SP 800-171, CMMC, or similar cybersecurity compliance frameworksExperience with virtualization platforms and on-premises server hardwareActive or prior U.S. security clearanceWhat We Look ForPowerus is looking for a systems administrator who can own a facility's technology infrastructure end to end without daily supervision. The right candidate has built or maintained networks in a physical environment, is comfortable moving between a server rack and a security panel, and keeps systems documented and recoverable.Equal Opportunity StatementEqual Opportunity StatementPowerus is an equal opportunity employer committed to building a diverse and mission-driven workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by applicable law.