Top IT Support & Helpdesk Jobs in Baltimore, MD

Provide implementation, troubleshooting, maintenance, and daily operation of IT systems. Deliver Tier 1 Help Desk and Tier 2 escalation support, manage configuration and operation of client/server, storage, network, and mobile devices, and assist users with access and usage issues. Support monitoring and problem resolution across IT infrastructure.

Provide installation, configuration, monitoring, and sustainment of large-scale Linux clusters; maintain security posture; perform scripting, troubleshooting, and system performance enhancements across compute, network, memory, and storage components.

Provide advanced systems administration for hybrid Windows and Linux enterprise environments (on-prem and AWS). Perform IAVA patching, vulnerability remediation, OS maintenance, software lifecycle support, automation (PowerShell, Terraform, Ansible), IaC, cloud administration (EC2, Lambda, CloudFormation), GPO management, troubleshooting, documentation, and cross-team collaboration to ensure security and availability of mission-critical systems.

Senior Systems Administrator responsible for patching, hardening, troubleshooting, and maintaining Windows and Linux servers across on-prem and cloud. Manage IAVA patching/reporting, implement GPOs and PowerShell automation, and use AWS (EC2, Lambda, CloudFormation) plus IaC tools (Ansible, Terraform) to provision and automate infrastructure. Support lifecycle sustainment and modernization for government training applications.

Provide enterprise-level system administration: design networks and bills of materials, document installations, collaborate with network/storage/server teams, assess capacity/power/space/cooling/funding, perform certification/accreditation and risk assessments, optimize system operations, configure Linux/Unix/Windows, manage VMware virtual servers, and produce technical documentation. Requires TS/SCI with polygraph.

Provide Tier 3 application support and administration for ServiceNow and similar workflow/reporting tools: troubleshoot incidents, perform installs/patches/upgrades, manage user access and licenses, monitor performance, and support training and reporting in a mission-critical, on-site government environment.

Senior Systems Administrator responsible for installing, configuring, maintaining, and upgrading servers and software across multiple locations. Manages system security and vulnerability management, IAM and DLA AMPS/JAMMEX access, application networking including load balancing and fault tolerance, provides end-user support and training, and advises on technology direction aligned with business goals.

Administer, monitor, troubleshoot, and maintain secure cloud-based Linux infrastructure and large-scale distributed data platforms (Hadoop/Accumulo). Implement automation (Bash/Python), configuration management (Puppet), patching, access controls, storage/backup, and incident response. Collaborate with engineering, network, and cybersecurity teams, maintain documentation and SOPs, and participate in after-hours on-call rotation to ensure availability and security for mission-critical systems.

Manage, maintain, and secure enterprise Linux environments: install/configure systems, monitor performance, manage access and security, troubleshoot issues, apply patches and hardening, and automate routine administrative tasks.

Provide L1-L3 maintenance, configuration, monitoring, and incident resolution for Verint Workforce Optimization and related voice recording platforms. Perform patching, upgrades, log analysis, and out-of-hours support. Participate in live incident management, follow runbooks and escalation procedures, and collaborate with internal teams, service owners, vendors, and stakeholders in a regulated financial-services environment.