12 results for Systems Engineer in Ontario, CA

Network Engineer

Santa Ana, CA
onsite
Permanent
150000 - 160000 USD / Yearly
Position OverviewAs the Sr. Network Engineer, you will play a critical role in shaping and establishing network standards to ensure optimal performance and security. Analyzing and resolving complex network related issues for seamless operation. Conduct comprehensive analysis and testing of all elements within network infrastructure and design secure nationwide networks that align with business objectives and establishes standards to guide implementations. This position requires a proactive individual with strong analytical skills and a deep understanding of network design and security. Key Responsibilities• Designs secure network solutions that maximize the sharing of applications, information, and resources across the company.• Coordinates with multiple vendors/departments to procure network-related hardware, software, and services.• Investigates and resolves problems, inefficiencies, and performance issues.• Evaluates, tests, recommends, and implements specific network solutions.• Develops advanced/leading-edge technologies and/or concepts.• Mentor junior network admin and engineer.• Independently analyzes and provides innovative solutions to network engineering and design projects.• Reverse engineer and develop solutions/strategy for onboarding and converting acquired companies into FBM’s standard network technology stack.
2026-02-16T00:00:00Z

Systems Administrator

Ontario, CA
onsite
Permanent
115000 - 120000 USD / Yearly
We are looking for an experienced Systems Administrator to oversee and optimize our Dynamics 365 Finance and Operations (D365FO) platform. In this role, you will ensure the system operates efficiently, securely, and aligns with organizational goals. This position offers the opportunity to collaborate with various teams and stakeholders to enhance system functionality and resolve technical challenges. Responsibilities:• Monitor and maintain the performance, security, and stability of the D365FO environment.• Execute system updates, patches, and upgrades in coordination with Microsoft and internal teams.• Configure and manage user access, roles, and security permissions within D365FO.• Support integrations and troubleshoot issues related to printers, RF guns, and other connected devices.• Set up and manage reporting systems, including Power BI and SharePoint configurations.• Track system performance and logs, ensuring efficient operation and addressing any anomalies.• Maintain app registrations, client keys, and store entity configurations in D365FO.• Ensure compliance with IT policies, licensing requirements, and industry best practices.• Collaborate with business stakeholders, vendors, and IT teams to optimize system functionality.• Provide training and guidance to users to enhance system utilization.• Proficiency in Active Directory and Windows Server.• Hands-on experience with Windows 10 and Dell Technologies.• Familiarity with Citrix Technologies and Dynamics 365 (D365FO).• Strong understanding of SQL databases and Azure.• Knowledge of Power BI and Power Automate for reporting and automation.• Experience with Electronic Data Interchange (EDI) systems.• Solid troubleshooting and problem-solving skills in a technical environment.• Ability to manage system security and ensure compliance with IT policies.
2026-02-16T00:00:00Z

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

Systems Administrator

Santa Monica, CA
onsite
Temporary
32.3 - 37.4 USD / Hourly
Key Responsibilities: Maintain and update JAMF Pro and JAMF School management platforms Perform routine system and maintenance tasks, including OS updates across Mac and iOS devices Manage and resolve service tickets for Apple device issues Fine-tune and write scripts to automate processes and deployment Troubleshoot and resolve issues related to apps, file locations, OS changes, and hardware repairs Test new OS versions and applications on various Apple devices Prepare, repair, and redistribute devices as needed Keep apps up-to-date and troubleshoot application-related issues Monitor and respond to device support tickets, ensuring timely resolution Deploy devices physically, including large projects like the new performing arts center Provide white glove customer service, gather feedback, and collaborate effectively within the IT team Assist with budgeting and forecasting for Apple device refreshes Troubleshoot occasional Windows overlaps within a primarily Mac environment Work closely with both technical and non-technical school staff, demonstrating excellent communication and teamwork skills Required Qualifications: Minimum 4 years of professional experience as a JAMF/Apple device administrator Strong experience with JAMF Pro, JAMF School, Apple School Manager, and Apple Volume Purchasing Advanced knowledge of Apple device management, scripting, deployment, and troubleshooting Ability to support large environments (1,000+ devices) Customer-focused mindset, strong interpersonal skills, and a commitment to high-quality service Experience in educational environments is highly preferred but not required Proven ability to work onsite full-time and flexibly (11am–7pm or 8am–6pm), including support for school events outside regular hours Top Three Skills/Experience: Deep expertise with JAMF Pro and Apple School Manager Scripting and automation for device management Strong customer service focus with team collaboration abilities Position Logistics: Contract-to-hire; initial duration: 3 months Fully onsite (5 days/week) in Santa Monica, CA Flexible schedule to accommodate school events; typical hours 11am–7pm or 8am–6pm
2026-03-09T00:00:00Z

Senior Security Engineer

Playa Vista, CA
remote
Permanent
160000 - 180000 USD / Yearly
For Immediate response please email of message Valerie Nielsen on LinkedIn Senior Security Engineer Location: Fully Remote (U.S. Only) Compensation: $170,000 Base Salary + Benefits Work Authorization: Must be a U.S. Citizen or Green Card Holder About the CompanyThis role will play a key part in architecting and implementing enterprise security programs within an Azure-based cloud environment, working closely with infrastructure, DevOps, and engineering teams. Role OverviewWe are seeking a Senior Security Engineer to design, implement, and continuously improve security controls across a cloud-native environment. This role will focus heavily on Azure security architecture, threat detection, and vulnerability risk management, while helping mature the organization’s security program aligned with ISO 27001 and NIST 800-171 frameworks.The ideal candidate brings a strong blend of security architecture, cloud security engineering, and hands-on incident response experience. Key Responsibilities<ul><li>Architect and implement security programs aligned with ISO 27001 and NIST 800-171 frameworks</li><li>Analyze and define threat and vulnerability risks, including impact and likelihood of exploitation</li><li>Deploy, configure, and optimize modern security stacks including SIEM, EDR/XDR, and IDS/IPS solutions</li><li>Design and implement security controls across a Microsoft Azure cloud environment</li><li>Leverage Infrastructure as Code (IaC) tools to deploy and manage secure cloud infrastructure</li><li>Lead and participate in threat hunting initiatives, incident response, and security investigations</li><li>Monitor and enhance detection capabilities across enterprise environments</li><li>Partner with DevOps, infrastructure, and engineering teams to embed security into the cloud development lifecycle</li><li>Assist with vulnerability management, remediation strategies, and risk mitigation planning</li></ul>
2026-03-13T00:00:00Z

Platform Engineer

Beverly Hills, CA
remote
Temporary
70 - 70 USD / Hourly
Robert Half is currently seeking a Platform Engineer (Azure, CI/CD, DevOps) for a reputable client located in the Los Angeles, CA area. This is a 100% REMOTE opportunity. Platform Engineer (Azure, CI/CD, DevOps) will join a small, high-impact engineering team responsible for maintaining and evolving the organization’s cloud platform and deployment infrastructure. Location: Remote (U.S.)Schedule: Monday–Friday, flexible hours with 3–4 hours overlap with Mountain TimeDuration: 6-Month Contract (Likely Extension) Key Responsibilities<ul><li>Build, maintain, and optimize cloud platform infrastructure in Azure</li><li>Develop and support CI/CD pipelines for application deployments</li><li>Contribute to the team’s migration from Azure DevOps to GitHub</li><li>Implement and maintain automation and deployment workflows</li><li>Support engineers with platform tooling and infrastructure needs</li><li>Work through engineering backlog items and platform improvements</li></ul>
2026-03-07T00:00:00Z

Senior Software Engineer

Playa Vista, CA
remote
Permanent
160000 - 180000 USD / Yearly
Senior Software Engineer Location: Fully Remote (U.S. Based) Must be US citizen or Green Card Holder Compensation: $170,000 Base Salary + Benefits About the CompanyOur client is a rapidly growing technology company focused on building scalable commerce platforms and integrations used by consumer brands and digital retailers. Their engineering team specializes in API-driven architecture, cloud-native development, and modern JavaScript frameworks to power high-performance ecommerce systems.They are investing heavily in automation, cloud infrastructure, and scalable integrations with leading commerce platforms, and are looking for a Senior Software Engineer who can help design and build backend services that power these systems. Role OverviewThe Senior Software Engineer will design and build scalable backend services and integrations for modern ecommerce platforms, with a strong focus on API-driven architecture and serverless cloud environments.This role is ideal for someone who enjoys working with Node.js, cloud infrastructure, and high-performance APIs, and who has experience integrating with commerce platforms like Shopify. You will collaborate closely with product, engineering, and infrastructure teams to build systems that are reliable, scalable, and optimized for performance.
2026-03-13T00:00:00Z

Security Specialist

Burbank, CA
onsite
Temporary
60 - 70 USD / Hourly
Tenable Subject Matter Expert (SME)DescriptionWe are seeking a Tenable Subject Matter Expert (SME) to lead and mature our enterprise vulnerability management capabilities. This role will serve as the primary technical authority for all Tenable platforms and will focus on optimizing scan configurations, improving asset organization, automating processes, and elevating the accuracy and efficiency of vulnerability data across the environment.The ideal candidate brings deep technical expertise, strong analytical skills, and a process-driven mindset with the ability to translate complex scan data into actionable insights for stakeholders.Key Responsibilities<ul><li>Act as the technical lead and subject matter expert for Tenable.sc and Tenable.io.</li><li>Review and optimize existing scan profiles, policies, schedules, and templates to reduce redundancy and increase consistency.</li><li>Oversee cleanup, standardization, and governance of asset tags, repositories, and organizational structures.</li><li>Evaluate current scanning coverage and performance; recommend improvements to enhance accuracy, efficiency, and scalability.</li><li>Design and implement optimized scanning strategies aligned with business and operational requirements.</li><li>Build and maintain automation and integrations using the Tenable API for reporting, data ingestion, enrichment, and workflow integration.</li><li>Collaborate with infrastructure, application, and endpoint teams to ensure authenticated, high‑quality, minimally disruptive scanning.</li><li>Create and maintain technical documentation, standards, and best practices for Tenable configuration and operations.</li><li>Support vulnerability management teams by improving data quality, consistency, and usability of findings.</li><li>Troubleshoot scan failures, credential issues, and performance bottlenecks.</li><li>Provide guidance on platform upgrades, new features, and product roadmap adoption.</li></ul>Key Competencies<ul><li>Tenable Platform Optimization & Governance</li><li>Automation & API Integration</li><li>Process Improvement & Standardization</li><li>Cross‑Team Collaboration</li><li>Technical Documentation</li><li>Vulnerability & Risk Analysis</li></ul>What Success Looks Like<ul><li>A standardized, well‑governed Tenable environment.</li><li>Reduced scan redundancy and improved scan performance.</li><li>Clean, consistent asset tagging and reporting structures.</li><li>Increased automation and reduced manual effort.</li><li>Higher stakeholder confidence in vulnerability data and reporting.</li></ul>
2026-03-05T00:00:00Z

Senior Data Engineer

Playa Vista, CA
onsite
Permanent
165000 - 200000 USD / Yearly
For immediate response please message Valerie Nielsen on LinkedIn or email! Job Title: Senior Data Engineer Location: Hybrid – Westwood (Los Angeles, CA) near University of California, Los Angeles Compensation: $175,000 – $185,000 base salary + 10% annual bonus Employment Type: Full-Time OverviewWe are seeking a Senior Data Engineer to join a growing data team in Westwood, CA. This role will focus on designing and building scalable data pipelines, supporting analytics and reporting initiatives, and improving data infrastructure across the organization.The ideal candidate is highly experienced with Snowflake, dbt, Python, and modern data pipeline architecture, and enjoys working closely with analytics and business teams to deliver reliable, high-quality data. Experience integrating data from CRM platforms such as Salesforce is a strong plus. Key Responsibilities<ul><li>Design, develop, and maintain scalable data pipelines supporting analytics, reporting, and operational data needs</li><li>Build and optimize data models and transformations using dbt within a Snowflake data warehouse environment</li><li>Develop robust ETL/ELT workflows using Python and modern data engineering best practices</li><li>Collaborate with analytics teams to deliver clean, reliable datasets used in Power BI dashboards and reporting</li><li>Ensure data quality, reliability, and performance across the data platform</li><li>Optimize Snowflake warehouse performance and manage cost-efficient data storage and compute usage</li><li>Integrate data from internal and external systems, including CRM and SaaS platforms</li><li>Partner with stakeholders across engineering, product, and business teams to define data requirements and solutions</li><li>Maintain documentation and promote data engineering standards and best practices</li></ul>
2026-03-13T00:00:00Z

Senior Data Engineer

Glendale, CA
onsite
Temporary
80 - 87 USD / Hourly
We are seeking a Senior Data Engineer – Ingest to help transform data into meaningful insights and power innovation across the organization. In this role, you will work with a collaborative team of technologists to build scalable data solutions, integrate diverse data sources, and strengthen the core data platform. Your engineering expertise will directly support analytics, data science, operations, and key business stakeholders.If you’re passionate about building high‑quality data systems that make a measurable impact, this role offers the opportunity to shape the future of a large, data‑driven organization. Key Responsibilities<ul><li>Maintain, update, and expand configuration‑driven data pipelines within the core data platform.</li><li>Build tools and services supporting data discovery, lineage, governance, and privacy.</li><li>Partner with software engineers, data engineers, architects, and product managers to deliver reliable and scalable data solutions.</li><li>Help define and document data standards, naming conventions, pipeline best practices, and system guidelines.</li><li>Ensure the reliability, accuracy, and operational efficiency of datasets to meet SLAs.</li><li>Participate in Agile/Scrum ceremonies and contribute to ongoing process improvements.</li><li>Collaborate closely with users and stakeholders to understand needs and prioritize enhancements.</li><li>Maintain detailed technical documentation to support data quality, governance, and compliance requirements.</li></ul>
2026-03-05T00:00:00Z

Platform / DevOps Engineer

Cheviot Hills, CA
remote
Temporary
57 - 66 USD / Hourly
We are looking for an experienced Platform / DevOps Engineer to join our team in Los Angeles, California. This role focuses on enhancing developer workflows, maintaining platform operations, and ensuring system observability to support production environments. As part of a long-term contract, you will play a key role in optimizing cloud resources, managing access controls, and troubleshooting issues across various tools and environments. Responsibilities: • Manage user access across Atlassian tools, Azure DevOps, GitHub, and other platforms, ensuring secure and compliant permissions. • Process and oversee access requests using ServiceNow and internal workflows to maintain least-privilege access. • Design, maintain, and troubleshoot CI/CD pipelines within Azure DevOps and GitHub Actions. • Provide support for containerized applications using Docker and Kubernetes, including environment configuration. • Collaborate with Systems Engineering teams to manage cloud resources and optimize configurations in Azure. • Analyze system logs and metrics using Elastic tools to identify and resolve backend service issues. • Investigate and troubleshoot issues related to server environments, databases, and backend services. • Partner with engineering teams to identify root causes of system failures and implement preventive measures. • Participate in incident response efforts and contribute to post-incident reviews and improvements.
2026-03-10T00:00:00Z

Salesforce Architect

Irvine, CA
onsite
Permanent
160000 - 180000 USD / Yearly
We are looking for an experienced Applications Architect to lead the design and development of scalable Salesforce solutions in Irvine, California. This role requires deep technical expertise and a strategic mindset to drive platform innovation and ensure product reliability. The ideal candidate will be adept at managing complex architectures, enabling intelligent features, and fostering collaboration across teams. Responsibilities: • Oversee the architecture and lifecycle management of the Salesforce platform, including version control and release strategies. • Design scalable data models, metadata frameworks, and configuration patterns to support multi-customer environments. • Establish and enforce development standards for technologies such as Apex, Lightning Web Components, Flows, APIs, and Custom Metadata. • Collaborate with Product and Delivery teams to align roadmap priorities with platform capabilities. • Implement controlled feature rollouts with backward compatibility across product releases. • Develop technical documentation such as architecture diagrams, design artifacts, release notes, and implementation guides. • Directly contribute to platform development using Apex, Flows, and automation tools. • Architect and refine CI/CD pipelines and GitHub environments for reliable deployments. • Design AI-powered features for workflow automation, intelligent routing, and case management. • Define secure practices for AI integration and data governance within the platform.
2026-02-26T00:00:00Z