Top IT Support & Helpdesk Jobs in Baltimore, MD

Administer and optimize enterprise Linux systems, manage IBM storage and Veritas NetBackup backups, perform YUM-based patching, run and remediate Nessus vulnerability scans, implement security/hardening (NSF), support STE/STIN processes, monitor performance, troubleshoot, script (Bash/Python), document systems, and collaborate on upgrades/audits. Requires Top Secret clearance with LS Poly.

Provide advanced support, configuration, and optimization of Oracle HCM Cloud across modules (Core HR, Payroll, Compensation, Time & Labor, Recruiting, Absence). Design complex configurations (Fast Formulas, BPM/workflows, elements, hierarchies), maintain VBS/Redwood extensions, manage Git-based development practices, support integrations and reporting (OTBI, BI Publisher), troubleshoot production issues, assist with Oracle AI features, partner on security, and support testing and quarterly releases.

Administer and optimize enterprise Linux systems, manage IBM storage and Veritas NetBackup, perform patching via YUM, run Nessus scans and remediate findings, implement system hardening and security frameworks, support backups, capacity planning, and incident response while maintaining documentation and compliance.

Provide tier 2/3 on-site IT support for Windows and macOS in an enterprise/research environment, troubleshoot hardware/software and scientific peripherals, manage backups and desktop images, support virtualization platforms, use ServiceNow for ticketing, evaluate hardware/software solutions, and train staff. Must obtain Public Trust clearance.

Mid-level (requires extensive experience) systems administrator providing daily system administration and DevOps support. Responsibilities include Linux administration, containerization, Proxmox virtualization, configuration management with Ansible/Salt, scripting (Bash/Perl/Python), SSP compliance and STE/STN support, cloud/AWS operations, CIFS and Centrify administration. Supports mixed Linux/Windows environments and may assist Windows DC/Server/Exchange tasks.

Provide on-site systems administration for LAN/WAN and Linux environments at Patuxent River NAS: install, configure, monitor, troubleshoot, maintain hardware/software, implement backups/disaster recovery, apply patches, and enforce security measures under DoD requirements.

Perform day-to-day Linux system administration for enterprise environments: deploy, configure, secure, patch, and upgrade RHEL servers and virtualized resources. Maintain VMs, integrate hardware/software, support networked devices, implement security compliance, document configurations, and decommission legacy systems to support a mission in Fort Meade, MD.

Lead and oversee site IT and OT support through managed service providers (MSPs). Ensure day-to-day application/infrastructure availability, SLA adherence, incident/change/release/disaster recovery management, monitoring and capacity planning, vendor relationship management, process improvements, remote-user support/security, and regular performance reporting to senior leadership.

Provide hands-on support for integrations, data flows, and day-to-day application operations. Monitor, troubleshoot, and maintain SFTP- and API-based integrations, validate data via SQL queries, assist with platform administration (user access, configurations), monitor jobs/pipelines, perform initial root-cause analysis, document processes, and collaborate with business and IT teams to improve reliability and data quality.

Provide integration and application support across CRM, claims platform, and data warehouse. Monitor and troubleshoot SFTP and REST integrations, write SQL to validate data, assist with platform administration (user access, configuration), maintain documentation, and escalate complex issues to senior staff while supporting operational reliability and incremental improvements.