Top IT Support & Helpdesk Jobs in Baltimore, MD

Manage, design, implement, and maintain SharePoint sites and services (on-prem and Online). Develop workflows and apps, integrate with AD/SQL/Exchange, provide support, training, security/compliance, monitoring, and cross-team collaboration for enterprise IT services.

Provide system administration and sustainment for a complex, multi-domain, air-gapped environment: install and configure servers and applications, perform patching, vulnerability management, AD administration, virtualization support, hardware troubleshooting/reimaging, security management, documentation, and user communication to ensure continuous, secure operations.

Provide Tier 1 and Tier 2 system administration and help-desk support for client/server/storage/network and mobile devices. Configure and manage UNIX and Windows OS, troubleshoot hardware/software integration, perform capacity planning, monitor systems, escalate and communicate status to agency stakeholders, and support dispatch systems and mission architecture with SOA-aware administration.

Provide on-site HPC systems administration and sustainment across two sites: install/configure and harden Linux/Windows/UNIX systems, manage HPC clusters, parallel file systems and high-speed interconnects, automate via Bash, use observability tools, support SRE teams, troubleshoot escalations, perform capacity planning, and support dispatch/hardware problem resolution following government policies.

Provide Tier 1 and Tier 2 support for IT systems including implementation, troubleshooting, maintenance, and escalation. Manage client/server, storage, network, mobile, and dispatch systems. Configure and administer UNIX and Windows operating systems, communicate status to management, and ensure system reliability and performance.

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.

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.

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.

Provide Linux systems administration for a defense program: manage CentOS/RHEL/Rocky servers, upgrades, hardware installs, STE and data transfer tasks, PXE and VM builds, automation (Ansible), IDM/LDAP integration, TLS troubleshooting, and Windows workstation administration. Must hold active Top Secret/SCI with favorable polygraph.