6 results for Systems Administrator in Fallbrook, CA

Systems Administrator

Corona, CA
onsite
Temporary
49.4 - 57.2 USD / Hourly
We are looking for an experienced Systems Administrator to join our team on a long-term contract basis in Corona, California. In this role, you will oversee the maintenance and optimization of both Windows and Linux server environments, ensuring seamless operations and compliance with service-level agreements. This position requires a proactive and collaborative individual who can manage complex systems while driving efficiency and reliability. *** For faster responses, please send updated resumes to julio.enriquez@roberthalf(.com) *** Responsibilities:• Provide operational support for a large-scale server infrastructure, including 600 Windows Servers (Windows Server 2016 and newer) and 120 SUSE Linux Servers.• Perform regular patching, monitor server performance, and ensure service availability in alignment with established service-level agreements.• Manage and upgrade VCenter 7 and newer versions, maintaining 40+ ESXi hosts.• Administer virtual desktop infrastructure (VDI) pools and remote desktop services using Citrix technologies.• Troubleshoot and resolve advanced incidents and service requests escalated from lower support tiers.• Utilize or develop technical tools for tasks such as backups, restoration, failover processes, log analysis, and performance monitoring.• Create and maintain standard operating procedures to ensure security and operational efficiency in systems administration.• Upgrade and manage Dell Technologies storage arrays to meet organizational needs.• Collaborate with application development, security, and project management teams to implement new systems and services.• Develop automation tools and processes to enhance scalability and streamline operations.
2026-02-24T00:00:00Z

Network & Systems Administrator

San Diego, CA
onsite
Temporary
39.5865 - 45.837 USD / Hourly
We are seeking a proactive IT professional with strong expertise in endpoint management—including hands-on experience with Intune, Jamf, software deployment, and full device lifecycle ownership—to support and enhance our organization’s technology infrastructure. The ideal candidate excels in multi-site environments, demonstrates a disciplined approach to technical operations, and is highly skilled in documentation and project execution. Key Requirements:<ul><li>Deep understanding of TCP/IP, DNS/DHCP, VLANs, routing, VPNs, and Wi-Fi troubleshooting.</li><li>Proven experience supporting multiple locations and coordinating with ISPs.</li><li>Solid experience using ticketing platforms such as Zendesk, with a focus on clear note-taking zeal, prioritization, escalation, and SLA awareness.</li><li>Practical knowledge of Windows Server basics, including patching, service management, file/print services, permissions, and backup/restore awareness.</li><li>Familiarity with file shares, NAS/SAN systems, access permissions, and general backup concepts.</li><li>Experience managing user lifecycles, Exchange/Teams, licensing, and access controls.</li><li>Demonstrated hands-on expertise with Intune and Jamf for application packaging, policy deployment, and device provisioning across the device lifecycle.</li><li>Ability to write clear, detailed change documentation outlining impact, steps, validation, and rollback processes.</li><li>Comfortable leading small-scale rollouts, including network changes, device refreshes, and application deployments.</li></ul>
2026-03-19T00:00:00Z

Business Systems Manager

San Diego, CA
onsite
Permanent
130000 - 165000 USD / Yearly
We are looking for a skilled Business Systems Administrator/Manager to oversee and optimize enterprise IT systems for a dynamic organization in San Diego, California. In this role, you will manage and integrate key platforms, including NetSuite, ServiceNow, and Salesforce, while ensuring seamless operations across logistics, sales, and customer service workflows. This is an excellent opportunity for someone with a strong attention to detail, a solid technical background, and a deep understanding of business processes. Responsibilities:• Administer and maintain NetSuite systems, ensuring seamless integration with warehouse, shipping, finance, and operational tools.• Configure and support ServiceNow workflows, integrations, and support processes to enhance system functionality.• Oversee Salesforce administration, including user management, data flow support, and customizations.• Manage and troubleshoot integrations across platforms using tools like Boomi, MuleSoft, and Microsoft Fabric.• Develop and implement custom solutions utilizing SuiteScript, SuiteFlow, SuiteQL, RESTlets, and automation tools.• Translate business requirements from logistics, operations, and sales into scalable technical solutions.• Diagnose and resolve issues related to data quality, workflows, and cross-platform integrations.• Perform testing, quality assurance, and validation for system updates and enhancements.• Create comprehensive documentation and training materials for end-users.• Collaborate with cross-functional teams to drive technology initiatives and align systems with business goals.• Exercise vendor relations to assist when needed
2026-03-17T00:00:00Z

Payroll Administrator

Tustin, CA
remote
Permanent
55000 - 75000 USD / Yearly
We are seeking an individual to work very closely with a highly motivated Controller, and to work hard to help bring this growing company to the next level within 1-2 years. The successful candidate will need to be comfortable learning and exploring new processes, also be comfortable rolling up sleeve to ensure that weekly payroll is processed timely and accurately. He or she must have strong organizational skills and ability to prioritize workload in order to meet tight deadlines in a fast-paced and dynamic work environment. Responsibilities • Review daily timesheet submission for hourly employees • Process weekly payroll in eBacon (our payroll software) • Manage employee record and payroll data • Assist HR with employee onboarding • Ensure payroll is compliant with any required prevailing wage requirements • Prepare prevailing wage job’s certified payroll reporting • Ensure our subcontractors also provide timely certified payroll reporting • Responsible for prevailing wage job’ • May perform other duties as assigned Experience • 2+ years of hands-on payroll processing (preferably weekly payroll) • Experience reviewing timesheets, managing payroll data, and maintaining employee records • Familiarity with payroll systems (eBacon preferred; ADP, Paycom, Paychex, etc. also acceptable) • Experience with prevailing wage compliance and certified payroll reporting (e.g., WH-347 or state requirements) • Background in construction or government-contracted environments is a strong plus • Bachelor’s degree in Accounting or related field • Experience supporting a Controller or Accounting team • Exposure to general accounting tasks (e.g., payroll-related journal entries, labor/job costing) • Experience assisting with HR onboarding and entering new hires into payroll systems • Advanced Excel skills (pivot tables, VLOOKUP/XLOOKUP, formulas, reconciliations) • Ability to thrive in a fast-paced, deadline-driven environment • Strong attention to detail and accuracy • Excellent written and verbal communication skills • Collaborative, proactive, and willing to learn new processes Skills • Strong attention to detail • Advanced Microsoft Excel skills, including pivot tables, lookups etc. • Strong written and verbal communication skills • Team player, must be able to collaborate with other teams in the organization • Must have strong work ethic, and have the ability/willingness to work overtime as necessary to get the job done and to meet important deadlines
2026-03-11T00:00:00Z

Office Administrator

Vista, CA
onsite
Temporary
23.5 - 25.5 USD / Hourly
Robert Half is recruiting an Office Administrator for a manufacturing/engineering firm in Vista. You’ll own front‑office operations, executive support, vendor coordination, and light accounting tasks—perfect for a do‑it‑all admin who loves variety and operational polish.What You’ll Do<ul><li>Run day‑to‑day front office: reception, mail/shipments, vendor coordination, supplies, and facilities tickets.</li><li>Support leadership with calendar, travel, meeting logistics, and presentation prep.</li><li>Assist AP/AR: invoice intake/coding, approvals routing, check runs support, deposits, and basic collections.</li><li>Maintain tidy digital filing, SOPs, training logs, and compliance documentation (safety/visitors).</li><li>Coordinate onboarding logistics (badges, desks, IT tickets, handbook acknowledgements).</li><li>Plan team events, all‑hands, and communications; keep the culture organized and upbeat.</li><li>Track expenses, reconcile cards, and prepare simple reports for Operations and Finance.</li><li>Jump into special projects—process clean‑ups, form templates, and light HR admin.</li></ul>
2026-03-02T00:00:00Z

Office Administrator

San Diego, CA
onsite
Temporary
21 - 24 USD / Hourly
About the Role Robert Half is partnering with an innovative biotechnology company seeking a proactive and highly organized Office Administrator to support daily office operations and administrative functions. This role is ideal for someone who enjoys wearing multiple hats, supporting leadership and teams, and ensuring the office runs efficiently in a fast-paced, professional environment.The Office Administrator will play a key role in coordinating office logistics, supporting internal teams, and maintaining an organized and productive workplace.Key Responsibilities<ul><li>Manage day-to-day office operations, ensuring the office runs smoothly and efficiently</li><li>Provide administrative support to leadership and cross-functional teams</li><li>Coordinate meetings, calendars, and conference room scheduling</li><li>Assist with preparing reports, presentations, and internal documentation</li><li>Order and manage office supplies, equipment, and vendor relationships</li><li>Coordinate visitor access, office logistics, and employee onboarding support</li><li>Maintain organized filing systems, databases, and internal records</li><li>Assist with expense tracking, invoices, and basic office budgeting tasks</li><li>Support internal events, team meetings, and office initiatives</li><li>Handle general administrative tasks and special projects as needed</li></ul>
2026-03-06T00:00:00Z