Top Senior IT Jobs in Baltimore, MD

Develop, deploy, maintain, and support mainframe applications for insurance operations including policy administration, claims, and underwriting. Analyze requirements, design and implement code, troubleshoot issues, execute testing, document solutions, and provide production support. Lead smaller projects, communicate with stakeholders, and mentor junior analysts while serving as a subject matter expert in mainframe technologies.

Leads site-level acceptance testing for the U.S. Army TENM network modernization program. Manages technical personnel, schedules, resources, test plans, readiness reviews, deficiencies, corrective actions, documentation, and government acceptance activities. Coordinates network, fiber-optic, wireless, RF, cybersecurity, and communications infrastructure testing with government, engineering, and program stakeholders. Requires senior technical project management experience, DoD or federal program experience, cybersecurity qualification, and an active Secret clearance. Frequent travel and extended onsite support are required.

Own and improve the corporate endpoint environment across macOS, Windows, and iOS. Manage MDM, patching, vulnerability remediation, configuration, monitoring, compliance, and device lifecycle processes. Develop scripts and automation to deploy controls, detect drift, remediate issues, and reduce manual administration. Partner with Security and IT to implement CIS and NIST requirements, investigate complex endpoint problems, and lead technical projects from planning through deployment.

Leads strategic alignment between IT and clinical, operational, and executive stakeholders. Evaluates technology needs, develops business cases and requirements, manages IT demand and project portfolios, prioritizes initiatives, assesses risks and costs, and communicates roadmaps and expected outcomes. The role supports healthcare innovation, system integration, operational excellence, and technology-enabled business strategies while managing complex projects and stakeholder relationships.

Provides Tier IV help desk support for hardware, software, network, account, and access issues. Responds to users through phone, email, chat, and ticketing systems; documents resolutions; installs and updates software; maintains IT asset records; escalates complex issues; contributes to knowledge-base content; mentors junior staff; and reports potential security incidents. The role is onsite in Annapolis Junction, Maryland, requires TS/SCI with polygraph clearance, U.S. citizenship, and CompTIA Security+ certification within three months.

Develop and reverse engineer operational software for 802.11 collection and emission systems. Process wireless signals, build command-and-control interfaces, reverse engineer operating-system kernels, update Wi-Fi modem and radio drivers, integrate software, and execute testing. Collaborate with engineers, stakeholders, and customers while using GitLab, agile development, automated tests, and iterative task planning. Active TS/SCI clearance with polygraph and U.S. citizenship are required.

Supports, maintains, and improves IT systems and infrastructure through system administration, troubleshooting, monitoring, patching, configuration, user access management, security compliance, incident response, and system deployments. Provides advanced support for escalated issues, assists with upgrades and migrations, documents procedures, performs root cause analysis, and collaborates with network, security, applications, and help desk teams. This on-site mission-essential role requires a TS/SCI clearance with polygraph and supports a Sunday–Thursday afternoon/evening shift.

Provides Tier III administration and operational support for a DoD enterprise identity, credential, and access management environment. Responsibilities include troubleshooting complex incidents, supporting LDAP and Active Directory, managing access controls and identity synchronization, administering Azure-hosted systems, analyzing logs, documenting resolutions in ServiceNow, monitoring system health, supporting changes and disaster recovery, and contributing to root-cause analysis, automation, and service improvements.

Provides Tier 1 and basic Tier 2 technical support through phone, email, chat, and ticketing systems. Diagnoses hardware, software, account-access, network, and peripheral issues; installs and updates software; documents resolutions; maintains IT asset records; creates knowledge-base content; and escalates complex problems. Mentors junior staff and communicates clearly with users. This mission-essential, onsite role requires TS/SCI with polygraph, U.S. citizenship, CompTIA Security+ within three months, and may require holiday work.

Supports and maintains servers, operating systems, applications, and IT infrastructure. Responsibilities include system administration, patching, configuration, troubleshooting, user and access management, monitoring, incident response, security compliance, system deployments, documentation, and disaster recovery support. Collaborates with help desk, network, security, applications, and business teams to resolve escalated issues and improve IT processes. This is an onsite, mission-essential role supporting government systems.

Supports, maintains, and improves IT systems and infrastructure through server administration, troubleshooting, user support, system deployments, monitoring, security controls, patch management, and incident response. The role administers operating systems, applications, access controls, virtualization, backups, and core infrastructure services while collaborating with IT teams and stakeholders. It is an onsite, mission-essential position supporting government and intelligence operations.

Supports, maintains, and improves IT systems and infrastructure through server administration, troubleshooting, user support, system implementation, security compliance, monitoring, incident response, and performance reporting. The role administers Windows or Linux environments, Active Directory, virtualization or cloud platforms, backups, access controls, and patching. It also collaborates with IT teams on projects, documentation, process improvement, audits, and root-cause analysis. This is an on-site position supporting government and intelligence-community operations.

Integrates and optimizes municipal technology systems, data flows, APIs, cloud services, GIS, asset management, permitting, IoT, and analytics platforms. Evaluates system architecture, interoperability, cybersecurity, data governance, vendor solutions, and procurement options. Collaborates with Public Works, IT, vendors, and city stakeholders to implement modernization and Smart City initiatives, document integrations, support reporting, and recommend future technology enhancements.

Provides Tier 1 and basic Tier 2 IT support through phone, email, chat, and ticketing systems. Diagnoses hardware, software, network, account, and peripheral issues; installs and updates software; performs password resets; maintains IT asset records; documents resolutions; contributes to knowledge-base content; and escalates complex issues. Mentors less experienced staff, communicates clearly with users, follows security procedures, and reports potential incidents. This is an onsite, mission-essential role supporting government customers.

Designs, develops, implements, and maintains Microsoft SQL Server DBaaS infrastructure for government customers. Responsibilities include database management, migration, performance analysis, system architecture, requirements development, system integration, testing, documentation, maintenance, and technical collaboration with government stakeholders. The role also supports cloud, server, network, IaaS, Active Directory, Group Policy, DNS, DHCP, file-sharing, and privileged-access environments.

Protects information systems by monitoring intrusion detection systems, conducting security audits and vulnerability assessments, operating firewalls and antivirus tools, implementing security policies, researching security technologies, and communicating intrusion alerts. The role is onsite in Annapolis Junction, Maryland, requires U.S. citizenship and an active TS/SCI clearance with polygraph, and supports enterprise and government security operations.

Develop and maintain Cognos BAI dashboards, data models, analytics products, Power Apps, Power Automate workflows, and SharePoint solutions. Lead software design, integration, automation, modernization, testing, and documentation while ensuring eMASS, RMF, and STIG compliance. Support Army intelligence mission requirements, customer intake, workflow troubleshooting, and technical communications. The role requires an active TS/SCI clearance, potential CI polygraph, DoD IAT Level II certification, U.S. citizenship, onsite work at Fort Meade, and occasional travel.

Plans and executes enterprise data migrations, conversions, transformations, archival, and cloud data platform operations. Builds ETL/ELT pipelines and migration scripts, performs profiling and source-to-target mapping, validates data, manages cutovers and rollback procedures, and troubleshoots migration issues. Optimizes cloud platforms, databases, workloads, security, access, cost, and performance while collaborating with engineering, governance, architecture, and business teams.

Leads cloud and data center network engineering and operations teams, overseeing delivery, budgets, architecture, technical strategy, stakeholder engagement, and operational improvement. Designs resilient network solutions using Cisco, Palo Alto, cloud networking, and automation technologies. Mentors managers and engineers, resolves escalated issues, supports proposals and business growth, and ensures technology decisions align with customer requirements, performance goals, and budgets.

Investigates and responds to cybersecurity incidents, security alerts, suspicious activity, and threats across enterprise cloud, endpoint, identity, email, and collaboration environments. Uses Microsoft Defender, Purview, Sentinel, IDS, firewalls, and other monitoring tools for threat detection, incident response, risk assessment, compliance, and security operations. Maintains access controls, policies, procedures, and security requirements; conducts audits and investigations; recommends corrective actions; and improves detection and response capabilities.

Leads business analysis for enterprise applications and reporting initiatives. Translates stakeholder needs into requirements and functional or technical specifications, partners with IT on scalable solutions, manages project scope and risks, maintains process documentation, supports UAT and change readiness, and drives process standardization. Establishes business analysis standards and best practices across a growing, multi-location organization.

Develops and maintains Power BI and Microsoft Power Platform solutions in secure government environments. Responsibilities include gathering requirements, analyzing data, creating visualizations and process models, coordinating enterprise platform initiatives, documenting systems, developing and executing test plans, troubleshooting issues, supporting deployments, and training end users. The role requires an active Secret clearance, security certification, extensive Power BI and Power Platform experience, and occasional travel under 10%.

Administer and automate enterprise tooling platforms, CI/CD systems, cloud infrastructure, containers, Kubernetes, and supporting Linux environments. Responsibilities include upgrades, patching, backups, access provisioning, certificate management, monitoring, incident response, troubleshooting, infrastructure-as-code automation, documentation, onboarding, and support for highly available, secure services in a federal environment.

Leads cross-functional IT and cybersecurity support teams for Advanced Systems programs. Oversees delivery, technical quality, system performance, budgets, schedules, digital solution development, integration, testing, and technology roadmaps. Drives standardized digital solution adoption, technical debt reduction, customer satisfaction, and continuous improvement while coordinating stakeholders across a matrixed organization.

Develop and maintain SharePoint sites, applications, workflows, and business-process automation solutions in a secure enterprise environment. Collaborate with customers to remediate requests, assess scope and effort, provide expert SharePoint guidance, support migrations, document solutions, and report project status. The role supports Army intelligence operations and requires TS/SCI clearance, DoD IAT Level II certification, U.S. citizenship, onsite work at Fort Meade, and occasional travel.