IT Jobs in Irvine, CA

Lead end-to-end sales pursuits for IT infrastructure managed services. Build and execute strategic sales plans, penetrate target markets, shape messaging, drive RFP responses and negotiations, and ensure smooth sales-to-delivery transitions while mentoring teams and promoting collaboration.

Account Director responsible for acquiring new customers, expanding existing accounts, managing territories, building sales pipelines, and closing complex cybersecurity software and consulting services deals ranging from $50,000 to $2 million. The role partners with consulting teams and security vendors, sells to C-level stakeholders, achieves a $1.1M+ gross profit quota, and develops long-term client relationships.

Lead and manage IT Ops team delivering help desk and sysadmin services, own runbooks and SLAs, drive automation and projects (backup, virtualization, provisioning), handle escalations and cross-team compliance coordination, and hire/mentor staff.

The Senior Consultant develops and implements business process and technology solutions for clients, provides training, and manages project risks and deliverables while mentoring junior consultants.

Lead high-volume, full life-cycle IT recruiting for the West region: source and qualify candidates, manage partner relationships, drive strategic resourcing, educate account teams on best practices, and manage offer/background processes to fill roles from entry to director level.

Lead high-volume, full life-cycle IT recruiting for the West region, driving strategic resourcing, best practices, partner relationships and candidate experience. Source and evaluate candidates, manage pipelines, coordinate interviews and offers, negotiate fulfillment with account teams and partners, and ensure diverse hiring practices and compliance.

Provide Tier 2/3 technical support for US THV Field Representatives: troubleshoot and repair desktops, laptops, peripherals; manage imaging and deployments; coordinate vendors; train users; maintain tickets and documentation; assist device readiness, onboarding, and lifecycle upgrades; escalate recurring issues and partner with identity, networking, security, and application teams to resolve field-impacting incidents.

Lead and build IT and cybersecurity functions, own the system security plan, prepare for CMMC Level 2 certification, integrate business systems, provide hands-on IT support, and scale security and IT teams in a hardware-plus-software startup.

Manage IT operations across office and warehouse environments, including networks, hardware, access control, device lifecycles, and end-user support. Administer MDM, IAM/SSO, endpoint security, SaaS, and ticketing systems; resolve escalated issues, maintain documentation and SOPs, enforce security controls, and support compliance. Lead IT initiatives, improve service levels through automation and root-cause remediation, collaborate with Facilities, Security, People Operations, and vendors, and mentor IT Operations staff.

The Senior IT Auditor evaluates internal information systems controls, oversees audits, develops findings, and communicates risk assessments to clients.

Own and operate the IT ticketing system and provide end-user support across corporate offices and hotels. Troubleshoot Windows, Microsoft 365, networking, endpoints, printers, and business apps. Use AD/Entra ID, Intune, Exchange Online, Teams, SharePoint, and PowerShell. Monitor endpoint security, assist with vulnerability remediation, support onboarding/offboarding, asset management, and infrastructure deployments.

As an IT Support Specialist, you will provide technical support to end users, troubleshoot issues, assist with IT projects, and manage employee onboarding/offboarding activities.

Provide hands-on desktop and classroom technical support to faculty, staff, and students. Install, image, maintain, and troubleshoot computers, peripherals, audiovisual systems, cabling, and network connectivity. Manage tickets, document resolutions, assist with deployments, moves, and inventory, and escalate complex issues to IT team members.

Provide hands-on end-user IT support and Microsoft 365 administration, manage onboarding and asset inventory, maintain ITSM processes and documentation, assist with servers/VMs and network first-level troubleshooting, coordinate vendors and IT projects, and support endpoint management and Microsoft 365 tenant tasks.

Provide hands-on administration and support for servers, endpoints, identity services, backups, and core productivity platforms in a school environment. Monitor system health, respond to incidents, manage devices (Windows, macOS, ChromeOS, iPadOS), administer Active Directory and Google Workspace, maintain patching and security, support Microsoft 365 and Google Classroom, and coordinate vendors and disaster recovery activities.

Provide day-to-day IT support for end users, manage new-hire provisioning and asset inventory, maintain building tech (alarms, access control, cameras), support VoIP (VTX, Amazon Connect), manage software subscriptions and vendor relationships, and create internal documentation.

Supports IT portfolio planning, demand intake, capacity and resource planning, financial reporting, forecasting, governance, and delivery performance analysis. Maintains portfolio data in the enterprise PPM platform, prepares dashboards and leadership reports, identifies risks and constraints, supports quarterly and PI planning, and contributes to PPM tool enhancements, training, documentation, and process improvement.

Manages IT business solutions teams supporting network infrastructure, databases, devices, hardware, software, and enterprise services. Provides leadership to managers, supervisors, and individual contributors; implements departmental strategies; oversees team performance, service quality, and operational objectives; addresses resource challenges; and resolves technical and operational issues affecting the broader department.

The Manager, IT Business Partner manages IT initiatives, translating business needs into actionable projects, ensuring timely delivery, and enhancing process efficiency through stakeholder engagement and program management.

Provide in-office helpdesk support: configure and maintain Windows/macOS systems, troubleshoot hardware/software/printer/connectivity issues, manage Google Workspace and SaaS seats (CRM, RingCentral), handle onboarding/offboarding, track IT inventory, and resolve tickets using an ITSM system.

Lead the IT team to plan, implement, and maintain IT infrastructure and initiatives. Manage networks, servers, cloud services, vendors, budgets, and supervise staff while ensuring secure, scalable systems and alignment with organizational goals.

Perform independent 2nd-line operational risk oversight of IT across cloud, applications, infrastructure and third-party vendors. Assess and monitor technology risks, conduct formal reviews and continuous monitoring, manage issues in eGRC, support ERA/RCSA processes, and represent risk at architecture and program forums. Provide evidence for cloud certification phases and escalate findings as needed.

Lead and manage enterprise IT and security teams to secure hybrid cloud and on‑prem environments, run security operations and incident response, oversee IT service delivery (Help Desk, SRE, enterprise apps), manage GRC and compliance, drive AI adoption and build AI-powered automations and dashboards, manage vendors and budgets, and deliver measurable improvements in reliability, security, and user experience.

Serve as primary SIEM/SOC escalation point: investigate and triage network security events, document findings, communicate with stakeholders, tune detections, oversee threat and vulnerability management, implement automations with platform teams, and lead brand collaboration calls. Provide incident response, threat intelligence analysis, and occasional on-call support across a global enterprise.

Manage and support IT security policies, monitoring, incident response, access controls, vulnerability assessments, audits, and security awareness. Use SIEM tools (Splunk/Sentinel), collaborate with IT teams and vendors, document findings, and ensure regulatory compliance.