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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # SIPRNET System Administrator - **Company:** Akira Technologies, Inc. - **Location:** Marietta, GA, United States - **Experience:** Expert - **Salary:** $120,000 - $135,000 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Microsoft Azure, Bash Shell, Cloud Engineering, Configuration Management, CompTIA Security+, Cyber Security, Information Systems, Computer Programming, Databases, System Configuration, Custom Software, Disaster Recovery, Monitoring of Systems, Information Security Management, Internet Protocol, OSI Models, Information Systems Security Architecture Professional, Python (Programming Language), Linux System Administration, Linux Servers, Network Diagrams, Routing, NIPRNet, Open Systems Interconnection (OSI), Windows PowerShell, Migration Manager, Security Content Automation Protocol, Microsoft SharePoint, Software Engineering, Systems Integration, Virtualization Technology, Software Vulnerability Management, Wide Area Networks, Backup and Restore, Windows Desktop, Network Routers, Scripting, Enterprise Software Applications, Cloud Platform System, System Availability, Performance Monitor, Patch Management, Enterprise Integration, Network Server, Server Operating Systems & Platforms, User Administration, Plan of Action and Milestones, Vulnerability Analysis - **Published:** November 14, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=dc4ae7f1dcc145e1 ## About the Role The ideal candidate will have extensive experience administering secure DoD enterprise systems, implementing Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs), remediating cybersecurity findings, and coordinating with Information System Security Managers (ISSMs) and Information System Security Officers (ISSOs). The position will also support Continuity of Operations (COOP) planning, testing, and recovery activities to maintain mission-critical services., * Eight (8) or more years of progressively responsible experience in enterprise infrastructure, systems administration, network engineering, or comparable enterprise IT operations is desired for senior-level personnel. * Demonstrated hands-on experience administering, maintaining, and troubleshooting Windows and Linux servers, workstations, and enterprise infrastructure within SIPRNET or comparable secure DoD environments. * Demonstrated experience supporting complex and geographically distributed enterprise IT environments, including Microsoft enterprise platforms, server operating systems, virtualization, databases, and infrastructure management technologies. * Strong knowledge of SIPRNET operating requirements, classified system administration, security configurations, access controls, and DoD cybersecurity practices. * Experience conducting DISA STIG assessments, identifying and remediating CAT I-III findings, validating corrective actions, and documenting compliance. * Demonstrated experience coordinating with ISSMs and ISSOs on vulnerability remediation, POA&M updates, security documentation, and RMF compliance activities. * Experience supporting COOP, system backup and restoration, disaster recovery planning, recovery testing, and mission-critical system availability. * Strong understanding of LAN/WAN networking, routing and switching, Windows and Linux server administration, virtualization, and enterprise infrastructure operations. * Demonstrated ability to troubleshoot complex technical problems across multiple OSI layers, perform root-cause analysis, and implement corrective actions. * Experience with enterprise monitoring, configuration management, patching, vulnerability remediation, change management, and technical documentation. * Knowledge of applicable DoD and Army cybersecurity requirements, including demonstrated experience assessing, implementing, validating, and documenting STIGs for systems operating on both NIPRNet and SIPRNet, and supporting remediation of identified findings. * Demonstrated programming, software development, scripting, and automation experience, including the ability to design, develop, test, troubleshoot, integrate, maintain, and document custom applications, scripts, utilities, and automated solutions supporting enterprise infrastructure and mission business processes. * Experience with applicable programming, scripting, database, and automation technologies, including RPA, Microsoft Power Platform, or comparable technologies appropriate to the supported environment. * Demonstrated experience planning and executing enterprise cloud migrations and modernization initiatives, including assessment of on-premises workloads, cloud architecture and integration, identity and access dependencies, security requirements, migration planning, testing, transition, and post-migration optimization. * Ability to translate enterprise technical directives into local implementation requirements and communicate technical risks, recommended actions, and operational impacts to technical and nontechnical stakeholders. * Strong analytical, troubleshooting, organizational, and communication skills, with the ability to work independently in a mission-critical environment. * Active Secret security clearance required, with the ability to maintain the clearance and obtain any additional access approvals required for assigned duties. * Ability to obtain and maintain a Common Access Card (CAC), privileged-access approvals, and individual system-access authorizations as required. * Current CompTIA Security+ certification required, along with compliance with applicable DoD 8140 qualification requirements for assigned work roles and proficiency levels. Preferred Qualifications * Certified Information Systems Security Professional (CISSP) or Certified Information Security Manager (CISM) certification. These certifications do not replace the mandatory Security+ and applicable DoD 8140 requirements. * Experience supporting SIPRNET environments within the Army National Guard, U.S. Army, DoD, or other federal government organizations. * Familiarity with DISA Security Content Automation Protocol (SCAP) tools, STIG Viewer, vulnerability scanning platforms, and enterprise security compliance reporting. * Experience supporting RMF authorization activities, maintaining POA&Ms, and coordinating security remediation with ISSMs and ISSOs. * Experience developing and executing COOP, disaster recovery, backup and restoration, and system recovery procedures for classified enterprise environments. * Experience with Army 365 (A365), Microsoft 365, SharePoint, Teams, Power Platform, Azure, or comparable DoD-authorized cloud environments. * Experience supporting enterprise cloud migration and modernization efforts involving secure or classified infrastructure. * Familiarity with NETCOM coordination, Army enterprise service management processes, and AESMP ticket escalation procedures. * Experience with PowerShell, Bash, Python, or other scripting and automation technologies used in enterprise system administration. ## Description The successful candidate will provide hands-on administration, maintenance, troubleshooting, and cybersecurity support for systems operating within the Secret Internet Protocol Router Network (SIPRNET) environment. This role is responsible for ensuring the availability, reliability, security, and operational readiness of classified servers, workstations, and associated enterprise infrastructure., * Administer, configure, maintain, and troubleshoot SIPRNET-connected servers, workstations, operating systems, and supporting enterprise infrastructure in accordance with DoD and Army cybersecurity requirements. * Perform daily system administration activities, including user account management, privileged access administration, system configuration, software installation, patch management, and performance monitoring. * Install, configure, maintain, and troubleshoot Windows and Linux servers, virtualization platforms, databases, and associated infrastructure supporting classified operations. * Conduct DISA STIG assessments, identify Category I, II, and III (CAT I-III) findings, implement corrective actions, and validate remediation to maintain system security and compliance. * Coordinate with ISSMs, ISSOs, and cybersecurity personnel to document security findings, update Plans of Action and Milestones (POA&Ms), track remediation progress, and provide supporting evidence for compliance assessments. * Support Risk Management Framework (RMF) activities, security control assessments, configuration baseline reviews, vulnerability scanning, and ongoing authorization requirements for classified systems. * Monitor system health, availability, capacity, and performance, proactively identifying and resolving technical issues that could affect SIPRNET operations. * Perform advanced troubleshooting across multiple Open Systems Interconnection (OSI) layers, conduct root-cause analysis, and implement corrective actions to restore and maintain system functionality. * Support LAN/WAN connectivity, routing and switching, network integration, and coordination with Army Network Enterprise Technology Command (NETCOM) and other enterprise service providers. * Manage technical incidents, service requests, and escalations through the Army Enterprise Service Management Platform (AESMP), or other authorized service management systems, ensuring timely resolution and accurate documentation. * Support Continuity of Operations (COOP) planning and execution, including system backups, restoration procedures, disaster recovery testing, alternate operating capabilities, and recovery of mission-critical services. * Develop, maintain, and test system recovery procedures, backup schedules, configuration documentation, and operational readiness plans to support continuity requirements. * Implement enterprise configuration management, system hardening, patching, vulnerability remediation, and change management processes within classified environments. * Develop, test, troubleshoot, integrate, and maintain custom applications, scripts, utilities, and automated solutions to improve system administration, monitoring, reporting, and mission business processes. * Support approved programming, scripting, database, robotic process automation (RPA), and Microsoft Power Platform technologies, where applicable to the authorized environment. * Assist with enterprise modernization and migration initiatives, including infrastructure assessments, system integration, workload transition planning, testing, cutover, and post-migration stabilization. * Translate DoD and Army enterprise technical directives into local implementation requirements while identifying technical risks, security implications, and operational impacts. * Maintain accurate technical documentation, including system configurations, network diagrams, security assessment records, STIG checklists, POA&M updates, standard operating procedures (SOPs), and COOP documentation. * Collaborate with government leadership, ISSMs, ISSOs, network engineers, cybersecurity teams, and other technical stakeholders to ensure secure and reliable SIPRNET operations.