System Administrator

• Support the implementation, administration, testing, and sustainment of Software Defined Networking (SDN) and Zero Trust Architecture (ZTA) capabilities across Department of Defense Information Network (DoDIN) environments.
• Provide hands-on configuration and operational support for Software Defined Perimeter (SDP) and micro-segmentation technologies.
• Manage system baselines, patching, configuration control, and change management in accordance with DoD standards.
• Support operational readiness and availability of software-defined networking and Zero Trust capabilities.
• Assist with policy-based routing, traffic engineering, segmentation, and micro-segmentation initiatives.
• Conduct vulnerability remediation and security hardening activities.

Systems Administrator, Journeyman

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PDM/PLM Systems Administrator

• Administer and support Autodesk Vault
• Collaborate with cross-functional stakeholders across Engineering, IT, Manufacturing, and Business teams
• Support and interact with SolidWorks PDM (EPDM) and PTC Windchill environments
• Lead and contribute to system improvement and development initiatives
• Ensure data quality, compliance, and audit readiness
• Support BOM, Item Master, and material master processes
• Troubleshoot CAD and PDM/PLM issues across multiple CAD platforms
• Assist with system upgrades, testing, and deployment activities
• Develop and maintain documentation, standards, and best practices
• Support data migration, consolidation, and standardization efforts where required
• Occasional travel to site for key projects or stakeholder engagement

• Administer and maintain Active Directory forests, domains, trust relationships, replication services, and enterprise directory components
• Manage and troubleshoot identity services, including DNS integrated AD functions, authentication, Kerberos/NTLM, group membership, and object lifecycle management
• Create, maintain, and troubleshoot Group Policy Objects (GPOs)
• Perform Tier 2/3 directory service support
• Support AD integrated services including certificate services, federation services, domain controllers, and directory dependent applications
• Execute domain controller deployments, configuration updates, schema extensions, and lifecycle upgrades
• Monitor AD health, replication status, event logs, and performance
• Maintain directory service documentation, configuration baselines, and operational procedures

Active Directory Systems Administrator – TS/SCI w/Poly

• Ensure integrity, availability, and secure operation of enterprise public key infrastructure services
• Manage certificates, tokens, authentication services, and identity related security functions
• Issue, manage, and maintain certificates, tokens, and authentication credentials for users and systems
• Support full lifecycle PKI operations
• Provide knowledge-based support for customers, Trusted Agents (TAs), and system administrators
• Maintain PKI infrastructure health by monitoring certificate stores, expiration timelines, CRL validation, and associated authentication systems
• Ensure compliance with enterprise multifactor authentication requirements
• Support identity related incident response by diagnosing authentication failures

PKI Systems Administrator – TS/SCI with Polygraph

• Administer, configure, monitor, and maintain Windows and/or Linux server environments supporting mission and operational systems.
• Support enterprise system administration activities including virtualization platforms, Active Directory management, storage systems, system hardening, configuration management, and troubleshooting.
• Perform systems requirements development, allocation, and technical analysis for IT and mission support systems.
• Provide network and systems management, administration, and troubleshooting support.
• Support cybersecurity operations including vulnerability mitigation, intrusion detection, authentication systems, and cybersecurity compliance activities.
• Lead implementation and coordination of cybersecurity programs across multiple systems and platforms.
• Conduct cybersecurity studies, assessments, surveys, and technical reviews.

Systems Administrator

• Administer, configure, patch, troubleshoot, and maintain Linux servers, primarily Red Hat Enterprise Linux and similar distributions.
• Support Linux server builds, system baselines, hardening, vulnerability remediation, documentation, and operational procedures.
• Support middleware platforms for application integration, SOA services, APIs, web services, data movement, and batch processing.
• Support Talend components including TAC, JobServers, Runtime, ESB, Tomcat, and Karaf.
• Monitor, troubleshoot, patch, upgrade, deploy, restart, and validate Talend jobs, routes, schedules, logs, runtime services, and middleware components.
• Respond to production alerts, outages, Talend failures, Linux issues, middleware incidents, and database connectivity problems.
• Work with DBA, Hosting, Development, Security, and Support teams to resolve incidents, performance, access, patching, backups, and maintenance.
• Participate in on-call and after-hours production support as needed.
• Follow change management procedures for changes, patches, deployments, configuration updates, and emergency fixes.

Linux Middleware Systems Administrator

• Serve as a technical lead for system administration activities, coordinating issue resolution and daily operations with Government, contractor, cybersecurity, network, application, and service provider teams.
• Install, configure, maintain, patch, monitor, troubleshoot, and optimize Army-approved server operating systems, Windows services, enterprise applications, and supporting infrastructure.
• Administer Active Directory and core enterprise services, including user and computer accounts, security groups, permissions, Group Policy, DNS, DHCP, SMTP, file shares, certificate services, DoD PKI, and email/account request processes.
• Manage virtual, storage, and backup environments, including virtual servers, hosts, clusters, VDI components, NAS/SAN resources, file permissions, replication, recovery, disaster recovery, and continuity of operations support.
• Support SCCM and endpoint management activities, including software packaging, imaging, operating system deployment, patch deployment, third-party software deployment, client health monitoring, inventory, and compliance reporting.
• Install, configure, troubleshoot, and sustain commercial and Government-provided software across approved operating systems, hardware platforms, and mission environments.
• Apply and document STIGs, vulnerability remediation, IAVA support, patching, POA&Ms, scan result review, compliance reporting, and other cybersecurity requirements.
• Provide technical artifacts and documentation supporting ATO, C&A, audits, SOPs, troubleshooting guides, system configurations, architecture diagrams, and accreditation packages.
• Monitor and resolve system administration trouble tickets, recommend improvements to performance, reliability, security, and infrastructure operations, and support contingency, emergency, exercise, surge, and after-hours requirements.
• Ensure all assigned activities comply with applicable DoD, Army, USTRANSCOM, SDDC, information assurance, cybersecurity, and operational requirements.

Senior System Administrator

• Maintains smooth operation of multi-user computer systems, including coordination with network administrators.
• Interacts with users and evaluates vendor products.
• Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery.
• Develops and monitors policies and standards for allocation related to the use of computing resources.
• Ancillary duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance, installing system wide software and allocating mass storage space.

Systems Administrator 2

• Maintains smooth operation of multi-user computer systems in classified SIPR environment, including coordination with network administrators
• Installs and configures hardware, software, and system upgrades for classified systems
• Manages network accounts and enforce network security protocols specific to classified environments
• Manages Active Directory, Group Policies, DNS, DHCP, File Server, Key Management Server, and other core IT services.
• Implements and maintains network security tools including firewalls, anti-virus, and intrusion detection services
• Sets up administrator and service accounts while maintaining system documentation
• Tunes system performance and install system-wide software
• Allocates and manages mass storage space
• Provides backup and recovery coordination
• Trains staff on software applications applicable to their positions
• Monitors system configuration (hardware and software)
• Develops and monitors policies and standards for allocation related to the use of computing resources
• Evaluates vendor products and make recommendations for hardware and software purchases
• Provides technical assistance to customers with information technology issues
• Maintains detailed documentation of system configurations, procedures and changes

• Works with other senior level Contractor technical staff, including Systems Engineers and Technical Analysts, to ensure that the system as designed and implemented meets the overall system objectives
• Responsible for the operation and maintenance of IT systems and facilities set up by the Government to provide automated litigation support IT resources to specific cases
• May be responsible for establishing systems and facilities
• For existing systems and facilities, responsible for keeping the systems running; monitoring, analyzing, and optimizing system performance, including making recommendations for improving performance; performing scheduled system backups; assigning user IDs and passwords; allocating and tracking disk space; providing consulting support and advice to, and coordinating with IT users responsible for specific applications/databases on the servers; identifying and ordering needed supplies, hardware, software and accessories; and performing hardware and software upgrades
• Implements and enforces system, facility, and data security measures, including resources and procedures for disaster recovery
• Administers not only hardware and operating system software, but also database and other applications software
• Coordinates with the COR and DOJ technical staff on all these issues, and coordinates with the DOJ office automation network administration staff on issues having to do with the network itself
• Supervises and manages subordinate staff
• Reports on progress
• Develops tools for system-wide use in developing applications; prepares system documentation

Senior Systems Administrator

• Provide high quality end-user support for Windows devices
• Install, remove, update, support, and troubleshoot desktop and network hardware, operating systems, and software issues
• Serves as the ISSM and the primary cybersecurity leader responsible for maintaining the operational security posture and authorization of classified and unclassified information systems
• Administer Microsoft Office 365 and Microsoft Azure accounts and services
• Perform basic network administration tasks such as management of servers, routers, WiFi hardware, and firewalls
• Monitor security and event logs, investigate events, and escalate to the security team as needed
• Manage backup and disaster recovery operations
• Create and maintain procedures and documentation for internal use
• Support operating system and hardware upgrades, network expansion, and deployment of end-user applications
• Manage hardware and software inventory
• Provide Information Technology Help Desk functions
• Other duties as assigned.

• Serve as the senior technical lead for enterprise Windows Server, Active Directory, and Group Policy administration.
• Design and implement advanced configurations, upgrades, and hardening for Microsoft server and collaboration environments.
• Administer Microsoft 365 services, including Exchange Online, SharePoint Online, and Teams, to ensure high availability and performance.
• Design, deploy, and manage Azure resources, including virtual machines, storage, and networking services.
• Lead integration of Azure cloud services with enterprise systems and on-premises dependencies.
• Architect and support enterprise Microsoft Teams collaboration, conferencing, and streaming capabilities.
• Develop and maintain PowerShell automation for provisioning, configuration management, and repeatable operations.

• responsible for the comprehensive administration, maintenance, and optimization of enterprise IT infrastructure, including Microsoft Server environments and domain services.
• managing critical systems such as Active Directory, Exchange Server, DNS, and DHCP services.
• overseeing both Linux and Windows server environments to ensure optimal performance, security, and availability.
• responsible for system monitoring, troubleshooting complex technical issues, implementing security protocols.
• managing user accounts and permissions, and collaborating with cross-functional teams to support organizational technology needs.
• administering and maintaining Windows and Linux servers, ensuring high availability and performance.
• managing the deployment, configuration, and maintenance of operating systems, applications, and patch management processes.
• supporting virtualization environments (e.g., NUTANIX) to optimize resource utilization.
• implementing security measures, including access control, system hardening, and vulnerability remediation.
• managing storage solutions (SAN, NAS) and ensuring effective backup and recovery operations.
• assisting in system upgrades, migrations, and disaster recovery planning and execution.
• developing and updating documentation for system configurations, procedures, and troubleshooting.
• troubleshooting complex system issues and responding to incidents to ensure timely resolution.
• collaborating with cross-functional teams, including network, security, and application teams, to enhance overall infrastructure.
• contributing technical expertise to the design and implementation of new systems and infrastructure enhancements.

Systems Administrator III, Domain & Server

• Responsible for the installation, configuration, maintenance, security, and reliable operation of Enterprise level servers, appliances, storage systems, and peripherals
• Microsoft 365, AWS and VMware Administration is a plus
• Implementation, configuration, coordination, control, maintenance, troubleshooting, security, usage monitoring and the development of specialized system procedures
• Performs basic systems administration functions, including managing profiles and accounts, monitors and manages system resources, including CPU, memory and disk usage; performs systems backups and recovery procedures
• Writes or modifies basic scripts to resolve specific issues or problems; maintains system documentation and logs
• Performs or assists in troubleshooting and diagnosing production system problems
• Maintain network and server security, including application security, anti-virus, and user account management
• Participate in monitoring, primary response and intervention for information technology-related security incidents and violations
• Keep current with new systems; security; network technologies, and applicable laws and regulations

Junior System Administrator

• Maintains smooth operation of multi-user computer systems, including coordination with network administrators
• Duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance, installing system wide software and allocating mass storage space
• Interacts with users and evaluates vendor products
• Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery
• Develops and monitors policies and standards for allocation related to the use of computing resources

Systems Administrator 3

• Regular script writing and debugging of computer system activities (PowerShell or Python)
• 50% of time spent on scripting tasks
• Create scripts to automate repetitive tasks
• Work closely with Stakeholders and vendors
• Demonstrate vendor product to Stakeholders to generate feedback
• Provide Tier II technical support for assigned products to end users
• Conduct root cause analysis and investigate technical issues reported by customers
• Experience working with Active Directory Domain Controller
• Provide support using your understanding of Windows, some Linux, some VMWare / Hyper-V and/or Remote Desktop
• Prepare technical designs and documentation

Systems Administrator / Software Engineer

• Maintains smooth operation of multi-user computer systems, including coordination with network administrators.
• Interacts with users and evaluates vendor products.
• Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery.
• Develops and monitors policies and standards for allocation related to the use of computing resources.
• Ancillary duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance, installing system wide software and allocating mass storage space.
• Responsible for laptop imaging, account creation, backup/recovery, vulnerability scanning, etc. and associated documentation.
• May also be involved with manual software (acceptance) testing and troubleshooting, in addition to support of other related efforts, including build/release notes, liaison action request responses, testing documentation, process guides, etc.
• Regularly communicate with NAVSEA, NNL, and management/engineers across the PPPY and other NNS departments via email, phone, and meetings.

• Collaborate closely with Microsoft Account Delivery Executive and/or Microsoft Project Manager as the Microsoft advocate and sole or shared technical lead.
• Enable development, analysis, deployment, and/or solution to remain on schedule and in line with the current capabilities and future directions of Microsoft products.
• Participate in strategic planning sessions with ISD technical project lead(s) and customer staff.
• Participate in delivering technical presentations to customer staff.
• Serve as the technical project lead.
• Analyze technical requirements and develop effective technical solutions.
• Lead role in conceiving architectural designs.
• Lead role in current environment assessment.
• System health monitoring include Azure Solution System Health, Program Application availability, Capacity Management, and Azure Consumption Rates.
• Operational System Management (trouble tickets) input, re-route, field, and escalate as appropriate.
• Conduct appropriate troubleshooting and remediation activities.

MS Enclave Administrator, Azure Operations Systems Administrator – Mid

• Collaborate with a large team of Cloud Engineers, Solutions Architects, and Cybersecurity Professionals to manage and modernize workloads in the cloud.
• Troubleshoot complex problems and design and implement solutions.
• Build automation to eliminate mundane tasks.
• Document any developed processes and procedures.
• Administer, configure, and maintain RHEL server environments.
• Ensure system availability, performance, and reliability across enterprise infrastructure.
• Perform system patching, updates, and configuration management in accordance with government and enterprise security requirements.
• Maintain baseline configurations and ensure compliance with security standards (e.g., STIGs).
• Manage Linux user accounts, permissions, and access controls.
• Support identity and access management processes in secure environments.
• Diagnose and resolve system, application, and access-related issues in a timely manner.
• Provide Tier II/III technical support for Linux environments.
• Implement and maintain cybersecurity controls aligned with federal standards and RMF requirements.
• Support vulnerability scanning, patch remediation, and continuous monitoring activities.
• Support virtualized Linux environments and enterprise platforms (e.g., VMware, cloud-based infrastructure).
• Assist with provisioning, deployment, and sustainment of systems.
• Participate in change management processes and maintain accurate system documentation.
• Ensure all changes are tracked and compliant with Government-directed processes.

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