Top Senior IT Jobs

Hands-on IT manager responsible for multi-site infrastructure, Tier 2/3 support, Microsoft 365 administration, asset/inventory management, vendor coordination, disaster recovery, and leading software modernization and AI adoption across nine hotel properties.

Lead multi-site IT operations for a 250-person healthcare nonprofit, managing a 6–8 person IT team, cloud and workplace environments, security and HIPAA privacy programs, vendor and vCISO relationships, disaster recovery, IT budgeting, and compliance/audit support.

Lead design and operation of in-house IT systems, provide hands-on employee support, manage MSP/vendor relationships, implement security controls (NIST/CMMC), administer Windows/Linux and cloud environments (AWS, Azure GCC High), support facility IT deployments, and maintain IT asset and configuration management to enable company growth and CMMC certification.

Provide in-person and remote technical support to executive leadership, including software/hardware troubleshooting, AV and conferencing setup for meetings/events, mobile device management, and root-cause analysis. Maintain knowledge base articles, conduct site evaluations and risk assessments, collaborate with support teams, and coach/mentor technical staff. Flexible hours and travel to local offices/off-site events required.

Provide advanced technical support for Navy IT systems: administer servers, workstations, and enterprise applications; troubleshoot complex hardware, software, and network issues; support network and infrastructure operations; ensure DoD/Navy cybersecurity and RMF compliance; perform vulnerability remediation and patch management; maintain documentation and mentor junior staff.

Manage and maintain IT infrastructure and end-user support, lead IT projects and vendor selection, supervise support staff, manage hardware/software inventory and licensing, implement policies and security procedures, provide training, participate in incident response, and support hybrid in-office and event AV operations including monthly evening Board meetings.

Lead IT strategy, operations, security, and staff for MaineHousing. Oversee IT projects, ITSM-based support, disaster recovery, procurement/RFPs, data stewardship, and information security policies and training.

On-site IT Systems Support Specialist responsible for Tier 1 support of desktops, laptops, servers and networks, AD/Azure AD account management, Office 365 administration, ticketing (Zendesk), remote support, endpoint security, and supporting GMP/GxP-validated lab systems and documentation. Supports audits, system validation, and occasional travel between sites.

Lead company-wide IT: own architecture decisions, manage core systems, network, and vendor portfolio; run helpdesk and endpoint lifecycle; set IT governance, budgets, SLAs, and scale a small team while partnering with Security and People Ops.

Contract IT System Administrator to manage and harden multi-cloud (AWS/Azure) infrastructure and Microsoft 365 identity/collaboration stack, support endpoints and managed IT/security SaaS platforms, automate routine tasks with scripting, maintain documentation and compliance posture for Department of War mission spaces, and serve as hands-on technical escalation for operational issues.

Contract IT System Administrator to manage and harden multi-cloud (AWS/Azure) infrastructure and Microsoft 365/Entra ID, support endpoints and managed IT/security SaaS, automate admin tasks with scripting, maintain documentation, and help meet DoW security and compliance expectations.

Provide senior-level systems administration for Army Intelligence systems: install, configure, maintain Windows and UNIX servers, Azure/AAD environments, backups, storage and network components; troubleshoot Tier 1/2 issues, manage infrastructure, integrate new technologies, supervise personnel, and support escalation and mission operations on-site.

Lead and manage daily IT operations for corporate and retail locations, overseeing networks, infrastructure, security, outsourced help desk, vendors, cloud services, IT asset lifecycle, DR/BCP, and an on-call rotation while mentoring the IT team and aligning IT strategy with business goals.

Lead and develop the IT Operations team to ensure daily technology availability, manage hardware/software inventory and budgets, coordinate vendors, and support incident response and change management. Oversee compliance, documentation, training, and disaster recovery while collaborating with IT leadership and other departments to meet organizational needs.

Manage IT infrastructure and technical support staff, oversee purchase/maintenance of systems, provide escalated on-site hardware/software/network support, implement standards/policies, manage vendors, track server/storage metrics, and lead AD, Exchange, VMware, monitoring, and DNS/DHCP environments.

Lead internal IT systems strategy and execution, manage technology projects, oversee cloud and data infrastructure, ensure cybersecurity and compliance, maintain system reliability, manage budgets, report to senior leadership, and support implementation of quality control and testing processes.

Manage day-to-day IT operations, supervise IT staff, maintain and upgrade servers, networks, and security. Develop maintenance and growth plans, enforce policies, oversee disaster recovery, vendor relationships, and ensure continuity of computer services across the organization.

Provide on-site IT support at Wright Patterson AFB: install/configure software and hardware, perform diagnostics, manage configuration and COMSEC account, support secure video teleconferencing, enforce IA procedures, and assist Government CCB to prevent outages and ensure system security and compliance.

Provide Tier III technical support and system integration for Safe Fleet Video Group solutions. Install, update, migrate software on Windows and Red Hat Linux systems, perform server updates and SQL scripting, troubleshoot complex hardware/software issues, train customer IT and end-users, support deployments and acceptance testing, create technical documentation, and collaborate on R&D and new feature testing.

Serve as the escalation point for Tier 1, resolving complex desktop, macOS, and network issues; provide high-touch support to executives; administer Microsoft 365 (Entra ID, Exchange, Intune, SharePoint/OneDrive, Teams); troubleshoot switches, wireless, and endpoint security; mentor Tier 1 staff; own root-cause diagnosis and ticket resolution; assist with equipment moves and occasional after-hours business-critical support.

Provide on-site and remote IT support for employees, manage ticketing and SLAs, maintain hardware, network, and inventory, document systems and processes, support onboarding, and assist Security with compliance and control implementations.

Provide advanced Tier II enterprise desktop and endpoint support across Windows and macOS, administer endpoint management tools (Intune, JAMF, Ivanti, KACE), manage identity (Azure AD/Active Directory), support AWS/hybrid environments, enforce endpoint security/Zero Trust, mentor junior staff, develop SOPs/KB content, and coordinate with network/cloud/cyber teams. Must be U.S. citizen and pass FBI background check.

Provide technical support and troubleshooting for network, desktop, and systems hardware/software. Deliver customer service, resolve incidents, and maintain operational readiness while meeting security and certification requirements in an onsite, cleared environment.

Lead a US regional IT team of three to deliver business applications, infrastructure, and service desk support. Own IT service delivery, vendor management, Oracle Fusion implementation/support, systems analysis, and alignment with global IT policies. Partner with business leaders, monitor IT performance, and drive continuous improvement and compliance.

Administer, configure, and optimize Red Hat/CentOS Linux server environments supporting USCENTCOM mission systems. Responsibilities include service management (Apache, Nginx, DNS, DHCP, LDAP), performance monitoring, security hardening and patching per DoD policies, SSL/TLS certificate lifecycle, troubleshooting complex issues, documentation, reporting, upgrades/migrations, cross-team collaboration, and mentoring junior administrators. Requires TS/SCI clearance and US citizenship.