IT Jobs in Irvine, CA

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 Technology Audit Manager leads internal and external security audits, coordinating activities, managing stakeholders, and integrating findings into risk processes.

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.

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 first-level IT support and maintenance for desktops, servers, printers, and network equipment; monitor backups and antivirus; perform hardware/software installs, upgrades, and repairs; assist on IT projects and support internal clients in a fast-paced, on-site office environment.

Lead development and implementation of preventive and predictive maintenance for onshore mechanical equipment, use CMMS to plan and monitor maintenance, analyze reliability data, perform RCA, support operations and maintenance teams, ensure safety and compliance, and recommend improvements to reduce downtime and costs.

Design, build, and operate AWS-native AI/ML systems: RAG pipelines, fine-tuned LLMs, and microservices. Implement IaC (Terraform), CI/CD, policy guardrails, and production deployments integrating Bedrock/SageMaker, LangChain, and telemetry for secure, scalable enterprise use.

Lead development and implementation of preventive and predictive maintenance programs for offshore mechanical equipment, use CMMS to plan and track work, perform RCA for failures, support offshore teams in troubleshooting, monitor equipment reliability, and ensure compliance with safety and maintenance standards.

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.

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 end-to-end Anaplan platform architecture and governance, including model and data design, integrations, ALM, data quality, and technical guidance. Drive integration patterns, tooling selection, compliance, training, and architectural reviews to enable scalable connected planning across finance, sales, and supply chain.

Manage day-to-day IT and facilities support for offices and warehouses: hardware, networking, device lifecycle, end-user escalations, MDM/IAM administration, security compliance, documentation, and small IT projects to ensure high service levels and SLA adherence.

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 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.

Maintain and modernize enterprise IT infrastructure across networking, servers, virtualization, cloud (AWS), and security. Troubleshoot and optimize Arista networks and Palo Alto firewalls, administer Linux systems, support virtualization and migrations, implement security/patch management, participate in projects and on-call maintenance, and produce technical documentation.

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.

Lead end-to-end strategic sourcing for indirect technology categories (XaaS, cloud, AI). Manage RFXs, evaluate proposals, negotiate commercial and legal terms, partner with IT/Legal/Finance, drive supplier performance, cost optimization, and ensure procurement compliance and governance.

The Senior IT Systems Engineer is responsible for designing, implementing, and managing Microsoft 365 and other enterprise IT systems, ensuring secure operations and supporting modernization initiatives.

Senior Windows-focused Platform Engineer responsible for administering Windows server environments, supporting IBM FileNet/DataCap/BAW/ICN applications, ensuring security and performance, implementing monitoring, troubleshooting production issues, documenting systems, and collaborating with internal teams and clients to improve platform stability and processes.

Develop prototypes, PoCs, and MVPs for GenAI solutions. Apply deep learning and ML principles using Python, Hugging Face, LangChain, OpenAI API, TensorFlow/Keras/PyTorch, and cloud model services. Work with multi-modal data and intelligent agent tools. Be self-motivated, collaborative, and focused on solving hard AI/GenAI problems.

Design, build, and maintain automated test frameworks and scripts. Lead test strategy, planning, and execution across functional, load, integration, security, server-side, and ETL testing. Create test artifacts, run automated tests, analyze results, report defects, participate in CI/CD, code reviews, and agile ceremonies, and drive issue resolution.

The IT Project Manager will oversee projects, manage resources, maintain budgets, and ensure deliverable alignment with business objectives while communicating updates effectively.

Provide on-site technical support and help-desk services, troubleshoot hardware/software and network issues, manage onboarding/offboarding, monitor infrastructure (servers, networks, backups), maintain hardware inventory, and support strategic IT service initiatives.

The IT Project Manager coordinates internal information system projects from initiation to delivery, overseeing planning, execution, and closure. Responsibilities include managing project scope, budget, team leadership, risk management, and communication with stakeholders.