System Administrator

• Install and configure software, hardware, and services.
• Manage cloud solutions, servers, and networks.
• Implement and maintain security measures, including access control lists and firewalls.
• Manage backup and recovery systems.
• Monitor system performance and conduct necessary maintenance.
• Plan and procure technical equipment and software subscriptions.
• Provide expert guidance on system options, requirements, and cost-benefit analysis.
• Establish and maintain an internal documentation portal.
• Plan and implement system enhancements.
• Handle user onboarding and offboarding.
• Troubleshoot and resolve technical issues promptly.

• Supporting and maintaining the organization’s technology environment, including user systems, servers, applications, networks, and related infrastructure
• Assisting with day-to-day technology operations, system maintenance, user support, security controls, documentation, and technology improvement initiatives
• Responding to requests for technical support, documenting, tracking and monitoring the problem to ensure a timely resolution
• Adding and maintaining users on the network; assigning application access, ensuring security and configurations are within standards
• Maintaining an adequate level of knowledge of operating systems, applications, and services being used to provide high-level support to users
• Identifying recurring technical issues and recommend practical improvements that increase reliability, security, efficiency, or user experience
• Investigating alerts, service interruptions, performance problems, and other technical issues, escalating to senior personnel or external providers when appropriate
• Supporting information security practices such as access control, endpoint protection, vulnerability remediation, system hardening, logging, and incident response
• Coordinating with technology vendors, service providers, and application support teams to troubleshoot issues and complete maintenance or implementation activities
• Installing workstations, servers, printers, applications, and other services according to schedule or as requested
• Participating in technology projects such as system upgrades, equipment replacements, application deployments, infrastructure improvements, and process automation

Systems Administrator

• Monitor, maintain, and continuously harden Monogram’s Azure environment, including Compute, Storage, Networking, and Security services.
• Automate scaling and capacity management using Azure-native tools and PowerShell scripting.
• Implement and manage new Azure environments and services as the organization grows.
• Administer Azure AD / Entra ID, including SSO configuration for enterprise applications, Conditional Access policies, and GPO management.
• Manage Windows Server and SQL database environments: provisioning, configuration, upgrades, migrations, and patching.
• Administer the full M365 E5 tenant including Exchange Online, Teams, SharePoint, OneDrive, and the Microsoft Purview and Defender suite.
• Manage user lifecycle, licensing assignments, and role-based access controls across the M365 platform.
• Configure and maintain Microsoft Defender for Endpoint, Identity, and Cloud Apps as part of the E5 security stack.
• Support and optimize Microsoft Sentinel alerting and SIEM integration in partnership with the Cybersecurity team.
• Administer Privileged Identity Management (PIM) for just-in-time, time-bound role elevation, and support MFA / passwordless authentication initiatives.
• Manage MDM/MAM environment for Windows and mobile devices used by a distributed clinical workforce.
• Build and maintain device configuration profiles, compliance policies, and application deployment packages.
• Manage Autopilot provisioning for new device onboarding across remote and office-based staff.
• Troubleshoot endpoint issues across CPU, memory, disk, and connectivity on Azure-joined devices.
• Administer and troubleshoot Cisco Meraki network infrastructure including routing, switching, firewalls, and wireless.
• Support DNS, DHCP, SMTP, SNMP, SSH, SFTP, and TCP/IP in hybrid Azure and on-premises environments.
• Manage VPN connectivity and client-side troubleshooting for remote clinicians.
• Maintain and test backup, restore, and disaster recovery procedures for Azure workloads.
• Provide escalated Tier 2/3 support to end users and service desk technicians.
• Document infrastructure configurations, runbooks, and standard operating procedures.
• Participate in on-call rotation with occasional evening and weekend availability for critical incidents.
• Work autonomously on projects while keeping stakeholders informed at key milestones.
• Support internal and external compliance audits by gathering evidence and documentation related to infrastructure controls.

• Analyze business and technical requirements, identify business solutions, and document requirements
• Support, maintain, improve, and optimize systems software, hardware, and peripheral devices
• Deliver, assure, monitor, and improve installation, patching, and operation of systems for various plants in the Americas Region

• Provide expert UNIX administration services to support, maintain, and enhance the reliability, security, and performance environment
• Ensure compliance with regulatory standards
• Support mission-critical operations
• Advise stakeholders on best practices
• Drive innovation and deliver high-quality technical outcomes

Unix Administrator – AIX, Infoscale

• Create and maintain permission sets, roles, and groups across our internal systems (e.g., Google Workspace, Slack, HubSpot, Atlassian, etc)
• Handle day-to-day user provisioning and deprovisioning as employees join, change roles, or leave
• Assist with periodic access reviews under the direction of Operations leadership
• Follow established access policies to keep permissions accurate and up to date
• Apply least-privilege principles and support basic HIPAA technical safeguards when provisioning or reviewing system access
• Set up and configure internal systems (e.g., Google Workspace, Slack, HubSpot, Atlassian, etc) to support integrations, automations, and workflow design
• Meet with departments to understand what they need from a system and gather requirements
• Make the requested changes based on that discovery, testing to confirm the change works as expected
• Escalate more complex configuration needs to the appropriate technical resource
• Maintain clear, current documentation of system configurations, access policies, and administrative procedures
• Write how-to guides so internal teams can self-serve on common tasks
• Keep a record of changes made and why, so the team has a reliable reference over time
• Serve as the first point of contact for day-to-day system access and configuration questions
• Troubleshoot and resolve issues as they come in
• Work with vendor support to escalate and resolve problems that require outside help
• Keep track of recurring issues and flag patterns
• Work with departments across the company to understand and support their systems configuration and workflow needs
• Help internal teams understand how to use the systems they rely on
• Communicate status and timelines clearly when working a request or issue

• Responsible for the overall evaluation, design, and daily operation of the Corporate IT Server and Application Services (SAS) environment.
• Responsible for evaluating complex system requirements and designing, implementing, and maintaining efficient infrastructure solutions.
• Develop and document technical standards.
• Identify and evaluate new products.
• Interface with vendors to procure new hardware and software.
• Collaborate with other IT teams to resolve system and application issues.
• Install, configure, upgrade, patch, maintain, and monitor the SAS environment across the enterprise.
• Ensure compliance with security and encryption protocols supporting U.S. national security requirements.
• Ensure high availability of the environment through fault and performance management.
• Enforce corporate network, system, and application security procedures.
• Create, implement, and document processes for SAS infrastructure.
• Create and maintain server/application diagrams and workflows.
• Perform and coordinate incident diagnosis, corrective actions, and root cause analysis.
• Manage vulnerabilities and perform monthly system patching and maintenance.
• Oversee the configuration, testing, installation, modification, and servicing of server components and applications.
• Independently prioritize work requests based on departmental priorities and system criticality.
• Manage vendor relationships for the evaluation, installation, modification, upgrades, repairs, and preventative maintenance of SAS infrastructure components.
• Serve as a Subject Matter Expert (SME) and consultant to Cloud Operations, Cyber Security, and Systems Administration teams.
• Plan, lead, and perform systems analysis and design activities, including development of detailed functional requirements for new server infrastructure solutions.

Senior Systems Cloud Administrator

• Provide desktop support for staff, faculty, and students including troubleshooting hardware/software, user accounts, and network connectivity.
• Track, document, and close tickets in the CGSC ATSD ticketing system, escalating as needed.
• Support classroom and conference room IT systems including audiovisual and educational technology.
• Assist with system imaging, lifecycle replacement, patching, and remediation tasks.
• Perform equipment validation, installation, and removal of IT hardware.
• Ensure compliance with cybersecurity requirements, system security patching, and reporting.
• Deliver customer service in a professional, efficient, and effective manner.
• Collaborate with other IT team members to improve support processes and IT service delivery when required.
• Ensure compliance with Information Assurance (IA), Cybersecurity, and DoD/Army IT standards.
• Be available between 0630-1730, Monday-Friday (except Federal holidays or Government closures).
• Provide support to special events, migrations, or surge support requirements when required.
• Prepare and deliver required reports, metrics, and quality assurance documentation as required.
• Maintain compliance with all IA/IT certification and security requirements of the position.
• Other duties as assigned.

Systems Administrator – Desktop Support

• Oversee, maintain, and secure core IT infrastructure
• Manage both on-premises and Cloud environments
• Ensure server and network reliability across LAN/WAN systems
• Administer essential directory services and operational applications
• Create, follow, maintain, and enforce IT policies and procedures
• Maintain skills to keep pace with changes in industry
• Deploy, configure, and maintain a variety of Operating Systems and Software applications including Windows Servers and Linux
• Maintain AWS infrastructure components and manage hybrid cloud connectivity
• Administer Microsoft 365 environment
• Administer Active Directory, GPO, User accounts, permission, and access control
• Support, patch and troubleshoot business applications
• Maintain Core Network service including DNS, DHCP, TCP/IP configurations
• Develop and administer disaster recovery plans

• oversee, maintain, and secure core IT infrastructure
• manage both on-premises and Cloud environments
• ensure server and network reliability across LAN/WAN systems
• administer essential directory services and operational applications to support daily business operations
• create, follow, maintain, and enforce IT policies and procedures
• deploy, configure, and maintain a variety of Operating Systems and Software applications including Windows Servers and Lunix
• maintain basic AWS infrastructure components (EC2 instances, S3 storage, Security Groups, IAM permissions)
• administer the Microsoft 365 environment, overseeing license, Exchange online, SharePoint, Teams, and basic security and compliance settings
• administer Active Directory, GPO, User accounts, permission, and access control
• support, patch, and troubleshoot business applications across diverse environments
• develop and administer disaster recovery plans including local and cloud backup solutions
• act as an escalation point for helpdesk technicians
• develop and maintain a change control process to manage project scope and complexity
• track and report projects progress by establishing well-defined milestones

• Administer and maintain Oracle database environments on-prem and in the cloud.
• Maintain and test database backup and recovery strategies.
• Monitor database performance and perform tuning activities.
• Provision, configure, patch, upgrade, and support database and OCI services.
• Execute database and application refreshes to support non-production environments.
• Troubleshoot Oracle platform issues.
• Manage database and application security, user provisioning, and access permissions.
• Monitor system integrity and proactively identify risks or improvement opportunities.
• Collaborate with application teams, infrastructure teams, vendors, and business stakeholders to support Oracle application systems.

Oracle System Administrator

• Serve as Vista Higher Learning’s primary internal NetSuite Systems Administrator and subject matter expert.
• Support the 9-12 month NetSuite implementation, including requirements validation, configuration, data migration, testing, integrations, reporting, go-live readiness, and stabilization.
• Partner with Finance, Technology, and external consultants to ensure a successful transition from Microsoft Great Plains to NetSuite.
• Help design, test, and maintain integrations between NetSuite and enterprise systems, including Salesforce CRM and Magento / Adobe Commerce.
• Configure and administer NetSuite capabilities.
• Develop and maintain SuiteAnalytics Workbook reports, saved searches, dashboards, and recurring Finance reporting.
• Provide post-go-live support, troubleshooting, user guidance, documentation, release testing, and continuous improvement recommendations.

NetSuite Systems Administrator

• Provide front-line coordination and desktop support for NMCI-managed end-user environments
• Ensure users receive reliable assistance with workstation provisioning, troubleshooting, and lifecycle actions
• Manage NMCI service requests and support hardware refresh activities
• Maintain a smooth user experience across the organization
• Review and submit NMCI tickets, track service actions, assist users with workstation issues

Systems Administrator – NMCI Desktop Support

• Provide Systems Administration support to the Test Resource Management Center’s (TRMC) All Domain Test Range (ADTR) and INDOPACOM Pacific-Rim Multi-Domain Training and Experimentation Capability Team, Joint Mission Environment Test Capability (JMETC) Secret Network (JSN) Node, JMETC Multiple Independent Levels of Security Network (JMN) Node, Secret Defense Research and Engineering Network (SDREN), Defense Research and Engineering Network (DREN);
• Responsible for the administration of computer systems hardware, network gear, software, information systems & peripheral equipment such as servers, desktops, zero clients, storage devices, and virtualization infrastructure.
• Install, support, upgrade, and configure systems (Windows/Linux/VMWare/SQL Server, Horizon UAG, VDI)
• Maintain security and recovery procedures such as patching, applying STIGs, and performing backups of systems.
• Administration of infrastructure including servers, zero clients, malware protection software, HBSS, syslog servers, databases, ACAS, etc.
• Upgrade systems and processes as needed for enhanced functionality and/or security issue resolution.
• Find potential risks or inefficiencies associated with the configuration of the system and recommend mitigation strategies.
• Ensure compliance with data security policies, relevant legal and regulatory requirements, and TRMC cyber security program implementation plans following TRMC directives and applicable RMF requirements.
• Authors and/or reviews team standard operating procedure (SOP) documentation to ensure consistent systems configuration and knowledge transfer to other team members.

• Develop, manage, and ensure compliance with all corporate documentation, including policies, procedures, and operational manuals.
• Maintain the integrity and effectiveness of documentation systems to support operational excellence and regulatory compliance.
• Collaborate closely with various departments, including operations and safety, to gather information and ensure accurate documentation.

IT Systems Administrator

• Act as a supporting administrator for the financial systems, including user access, security roles, system configurations, and integration support.
• Partner with financial system stakeholders and other Senior Systems Administrators to maintain, enhance, and automate financial systems and processes.
• Support the monitoring of segregation of duties, user access controls, and compliance with SOX/Gaming within the financial systems.
• Participate in system testing for new products and launches to ensure financial system integrity and reporting accuracy.
• Support configuring, maintaining, and validating data for integrations between financial systems.
• Assist with reporting needs and ad hoc system queries from accounting and finance stakeholders.
• Support user training, documentation, and troubleshooting across financial systems.
• Identify opportunities to automate manual tasks and improve system workflows.
• Additional projects and tasks as assigned.

Senior Financial Systems Administrator

• Oversee the maintenance, security, and performance of USINDOPACOM's Virtual Machine Operating Environment (VOE)
• Perform day-to-day system administration services
• Ensure the operations, confidentiality, integrity, and availability of information assets
• Work closely with information owners, HQ USINDOPACOM Directorates, Systems Staff, Network Staff and Cybersecurity staff
• Responsible for 300+ VMs spread across 4 different VOEs and 3 different security classifications
• Maintain, install, update, patch, and secure operating systems and applications for USINDOPACOM's VOE
• Coordinate ASIs if downtime required for patching
• Analyze processes, assigned systems and applications and make recommendations for improvements and automation
• Ensure compliance with DoD Public Key Infrastructure (PKI) requirements
• Review the security and performance logs daily
• Work with USINDOPACOM developers to identify and develop workflows
• Utilize ACAS to monitor the security posture of assigned assets
• Responsible for backup/restore VOE systems and applications in accordance with DoD and USINDOPACOM policies
• Support during command exercises and command inspections
• Provide a Monthly Status Report (MSR) to the COR-appointed Technical Assistant (TA)

System Administrator, VI – Virtual Infrastructure SME

• Manage Windows Server environments (AD, DNS, DHCP, file services)
• Troubleshoot Group Policy and identity issues
• Manage firewall and VPN configurations
• Support VLAN and subnet design within defined standards
• Lead infrastructure upgrades and migrations
• Implement secure Microsoft 365 and other cloud configurations
• Reduce repeat issues through documentation and training

MSP Systems Administrator

• Perform as a Messaging System Administrator on large unclassified systems for the Northrop Grumman Enterprise.
• Communicate effectively at all levels of the organization, with internal or external customers, in written and oral formats.
• Maintain smooth operation of multi-user computer systems, including coordination with network, software, and system engineers, PC desktop technicians, project managers, end users, and customer and IT management.
• Recommend and implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management.
• Develop and document technical processes and procedures as needed.
• Interact, meet, discuss, and troubleshoot issues with vendors; evaluate vendor products, services, and suggestions.
• Adhere to strict Information Systems security guidelines in all cases.
• Prepare security documentation for Cyber Security team.
• Work under minimal direction and collaborate with peers to determine and develop approach to solutions.

• Perform analysis, troubleshooting, and provide problem solving to maintain and administer the research cyberinfrastructure resources used to support the research mission of the University.
• Coordinating the configuration and maintenance of the storage resources, including hardware and software
• Configuring and maintaining server-class, HPC resources, including compute and storage hardware, OS software, application software, and SLURM resource management system
• Maintaining an effective security posture including implementing the required security controls specified in the system security plans
• Diagnosing and resolving hardware, software, networking, and system issues when they arise
• Monitoring services and responding to service failures
• Implementing configuration management processes and procedures
• Providing technical support and user support as needed
• Documenting processes and procedures to administer and maintain the storage systems, computational systems, and infrastructure; ensuring required backups are performed regularly and successfully
• Working with other OIT groups, such as, Networking Services, Help Desk, and Systems to support the continued and efficient operation of the research cyberinfrastructure

System Administrator jobs in United States

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System Administrator

Systems Administrator

System Administrator

Systems Administrator

Unix Administrator – AIX, Infoscale

Systems Administrator

Senior Systems Cloud Administrator

Systems Administrator – Desktop Support

Systems Administrator

Systems Administrator

Oracle System Administrator

NetSuite Systems Administrator

Systems Administrator – NMCI Desktop Support

Systems Administrator

IT Systems Administrator

Senior Financial Systems Administrator

System Administrator, VI – Virtual Infrastructure SME

MSP Systems Administrator

Systems Administrator

HPSC System Administrator