Top Senior IT Jobs

Provides hands-on IT support across Mac, Windows, and cloud environments. Manages tickets, troubleshooting, networks, Google Workspace, Office 365, device management, access processes, hardware logistics, and technology vendors. Investigates complex issues, identifies root causes, improves onboarding and offboarding, strengthens security practices, and leads IT projects while communicating with technical and non-technical stakeholders.

Provide Tier 2 support for Windows computers, peripherals, mobile devices, software, networks, and user accounts. Manage onboarding, offboarding, Active Directory access, software deployment, patching, remote support, ticket documentation, and IT asset records. Resolve on-site and urgent issues, identify recurring problems, and collaborate with infrastructure, network, and security teams. Support a large enterprise user base while following IT security and operational standards.

Manage and oversee IT systems and staff, implement policies and security, ensure network uptime, troubleshoot hardware/software, coordinate with vendors, audit systems, and manage the IT budget to align technology with business needs.

Lead and operate enterprise IT infrastructure across Azure and Microsoft 365, endpoints, networking, voice, backup, and monitoring. Manage and mentor infrastructure and support teams, drive identity and provisioning processes, support security/compliance, and deliver modernization and automation projects while owning incident escalation and service delivery.

Provide 24/7 on-call installation, configuration, operation, maintenance, testing, and troubleshooting of classified and unclassified IT, AV, and telecommunications systems. Administer desktops, mobile devices (MDM), Microsoft Teams and Webex, user accounts, security controls, and technical documentation. Support continuity operations, disaster recovery exercises, asset tracking, and provide training and customer support for senior leadership in high-pressure, secure environments.

Lead and scale internal IT operations including endpoint and identity management, network and vendor management, security and compliance (SOC 2/ISO27001), help desk support, IT policy and budgeting, and build a small IT team. Partner cross-functionally to align tooling, improve efficiency, and execute a 6–12 month IT roadmap.

Owner of company internal IT: provide employee IT support, manage devices/accounts and MDM, administer Google Workspace/M365 and identity, maintain office networks and AV, enforce security controls, build onboarding/offboarding and IT processes, document systems, and develop the IT roadmap and budget while supporting engineering and manufacturing environments.

Own company-wide corporate IT infrastructure for a remote workforce, including identity and access management, endpoint devices, SaaS applications, hardware provisioning, vendor relationships, and IT support. Implement AI-driven workflows to automate ticketing and issue reporting, maintain SOC 2 and ISO 27001 compliance evidence, partner with Security Engineering, and create scalable documentation and runbooks.

Supports, maintains, and improves IT systems and infrastructure through server administration, patching, configuration, monitoring, troubleshooting, and performance tuning. Provides advanced support for escalated user, application, operating system, and network issues. Installs and configures systems, manages accounts and access controls, supports upgrades and integrations, and documents procedures. The role also assists with security controls, audits, incident response, root cause analysis, reporting, and cross-functional IT projects.

Leads IT operations in a multi-shift manufacturing environment, prioritizing production uptime, plant systems reliability, IT/OT infrastructure, and rapid issue resolution. Manages plant IT staff, supports automation and capital projects, oversees outages, backups, disaster recovery, cybersecurity practices, vendors, budgets, and system integrations. Provides hands-on support for SCADA, manufacturing systems, servers, Active Directory, Microsoft 365, and users across plant and corporate locations. Requires strong leadership, troubleshooting, project management, and industrial technology experience.

Supports, maintains, and improves IT systems and infrastructure through server administration, patching, configuration, monitoring, troubleshooting, user support, deployments, migrations, security controls, and incident response. The role manages accounts and access, performs root cause analysis, documents procedures, supports audits, and collaborates with network, security, application, and help desk teams. This is an on-site position in Annapolis Junction, Maryland, requiring an active TS/SCI clearance with polygraph.

Leads daily IT operations, infrastructure, engineering, cybersecurity, end-user support, vendor management, and technology projects. Oversees systems, networks, cloud platforms, user access lifecycle, backups, disaster recovery, patching, vulnerability remediation, asset management, and service-level performance. Supports audits and regulatory examinations while presenting operational metrics to leadership. Manages teams, budgets, vendors, and technology initiatives to ensure secure, reliable, compliant, and effective services across multiple locations.

Leads IT support operations, supervises support personnel, manages service tickets and performance metrics, and oversees infrastructure, endpoints, identity management, cybersecurity, asset inventories, vendors, and enterprise applications. Ensures technology services support office, manufacturing, laboratory, warehouse, and remote environments while meeting GxP, validation, quality, security, and regulatory requirements. Coordinates incidents, maintenance, upgrades, documentation, procurement, and service restoration.

Leads IT service and support across North American waste and recycling operations. Manages a geographically dispersed technician team, develops talent, sets performance expectations, oversees multi-site IT lifecycles, aligns technology initiatives with business leaders, manages OpEx and CapEx budgets, and leads regional hardware, networking, and facility technology deployments. Requires a hands-on leadership style with substantial travel to operational sites.

Provide advanced onsite and remote end-user technical support across Windows, macOS, Linux, mobile, VDI, collaboration and infrastructure technologies. Troubleshoot complex incidents, perform root-cause analysis, manage multiple support channels and executive escalations, maintain ITIL-based processes, create documentation, participate in deployments, and collaborate with engineering, security, and vendors to implement permanent solutions.

Build and run a white-glove executive support function: own intake, SLAs, runbooks, and escalations for executives, ABPs, and board. Provide AV support for board meetings and exec rooms, handle urgent tech incidents, work shared ticket queue, participate in on-call rotation, maintain San Francisco on-site presence, and document processes and KB content.

Provide concierge-level IT support to executives, design and deliver Microsoft 365 enablement and training, create reusable adoption resources, troubleshoot devices and collaboration tools, and collaborate with IT/security teams to improve productivity and the digital workplace.

Manage and secure a hybrid Microsoft environment: administer on-prem AD and GPOs; operate Azure AD/Entra ID, Microsoft 365, Intune/Endpoint Manager; automate with PowerShell; implement identity controls (MFA, conditional access, PIM), DLP, and Defender/Sentinel monitoring; collaborate with networking/security teams and provide after-hours support as needed.

Lead IT infrastructure, applications, cybersecurity, and support for HQ and 12+ service centers. Manage MSP/vendor relationships, ERP/CRM administration, incident response, backups, field support, IT budget, and roadmap; mentor staff and drive technology-enabled process improvements.

Build and lead a centralized IT function across a holding company and portfolio. Run acquisition IT workstreams and create a Day 1-100 integration playbook. Select and operate identity and access systems, build joiner/mover/leaver processes, maintain living inventory of tools/accounts/licenses, manage MSP relationships and vendor contracts, and connect back-end systems to the cross-portfolio data platform while engaging business stakeholders.

Lead and supervise technical support staff as the main IS contact for executive leadership. Maintain procedures and documentation, manage executive boardroom and collaboration/AV systems, assist with video conferencing, communicate and escalate issues, ensure backup equipment availability, and perform other assigned duties.

Lead and manage IT operations and staff to plan, maintain, secure, and optimize the organizations network, servers, SANs, and virtualization environments (VMware/Citrix). Oversee Active Directory, MS Server products, Exchange, IIS, SQL, disaster recovery, policies, upgrades, and vendor/carrier performance. Provide technical recommendations, resolve infrastructure issues, ensure compliance, and support technology initiatives aligned with organizational goals.

Lead design, deployment, and maintenance of enterprise IT systems and data center operations. Provide expert technical support, security incident response, patching, backup/recovery, inventory and access management, and documentation. Collaborate cross-functionally, mentor junior staff, and improve onboarding/offboarding and operational processes to ensure infrastructure reliability and security.

Lead design, deployment, and maintenance of high-performance networks, compute and storage clusters. Implement security and incident response, automate server and network provisioning (Ansible/Terraform), manage Linux server fleet, support engineering and hardware teams, and coordinate facility infrastructure. Onsite role requiring physical handling of equipment.

Lead local IT team supporting broadcast and business technology: manage desktop and mobile support, LAN/server/telecom infrastructure, security and compliance, vendor coordination, disaster recovery testing, asset inventory, and project implementation. Provide on-call support and ensure timely responses to technology issues while documenting IT policies and participating in audits.