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10 results for It Systems Engineer It Security in South San Francisco, CA

Senior Systems Engineer
  • Oakland, CA
  • onsite
  • Contract / Temporary to Hire
  • 65.00 - 75.00 USD / Hourly
  • <p>Our client is seeking a Senior Systems Engineer to design, implement, and maintain essential IT infrastructure. This position is ideal for an experienced and hands-on professional with expertise in Microsoft technologies and network security - and telephony systems experience and AI integrations experience are preferred.</p><p> </p><p>This is a contract-to-hire role, and is onsite 5 days a week in Oakland, CA.</p><p> </p><p>Key Responsibilities:</p><p><strong>-</strong>Serve as technical escalation for complex IT infrastructure issues.</p><p>-Design, deploy, and optimize IT systems, ensuring security and reliability.</p><p>-Manage enterprise applications, virtual environments, and networks.</p><p>-Oversee telephony systems, including AI-enabled integrations.</p><p>-Drive security management protocols and best practices.</p><p>-Mentor team members and collaborate across departments.</p>
  • 2025-10-01T20:28:54Z
Senior Systems Engineer
  • San Francisco, CA
  • onsite
  • Permanent
  • 160000.00 - 170000.00 USD / Yearly
  • We are looking for an experienced Systems Engineer to oversee and enhance the performance, security, and scalability of IT infrastructures across corporate and client environments. This role encompasses managing on-premises systems, cloud platforms like Microsoft 365 and Azure, as well as network operations. The ideal candidate will bring a proactive approach to ensuring the reliability and security of critical systems while collaborating with cross-functional teams.<br><br>Responsibilities:<br>• Oversee and maintain network infrastructure for corporate and client operations, including Microsoft 365, Azure Active Directory, and Active Directory environments.<br>• Manage security solutions such as firewalls (Palo Alto), endpoint protection tools, and mobile device management platforms.<br>• Lead the planning and execution of infrastructure projects, upgrades, and new implementations to align with organizational goals.<br>• Provide expert-level technical support for desktops, servers, mobile devices, and telecom systems.<br>• Maintain accurate and up-to-date system documentation, software inventories, and patch management processes.<br>• Work closely with third-party vendors and internal teams to ensure secure and efficient IT operations.<br>• Offer high-level technical support to executives and participate in an on-call rotation for after-hours support.<br>• Travel occasionally to client locations to assist with network installations, troubleshooting, and project management.
  • 2025-10-20T23:18:42Z
Sr Systems Engineer
  • San Francisco, CA
  • onsite
  • Temporary
  • 45.00 - 55.00 USD / Hourly
  • <p>What You Will Do:</p><p>• Design, build, and evolve our production cloud systems infrastructure, strategically employing automation, and infrastructure-as-code (IaC). Use depth of cloud experience to put together elegant designs that the team will enjoy supporting.</p><p>• You will partner with infrastructure, engineering and security teams to develop, deploy, and maintain secure cloud systems aligned to internal standards and current best practices.</p><p>• Expertise in incident and problem management including timely problem identification, successful resolution, and root-cause analysis.</p><p>• Keep abreast of company growth and industry trends and iterate on automated deployment, configuration, and monitoring.</p><p>• You will tackle challenging problems to improve the platform’s reliability, resiliency, and scalability.</p><p>• Create a culture of transparency, information sharing, and collaboration through the development of excellent documentation and mentoring of junior team members.</p><p>• Ensure service level objectives through proactive monitoring, custom tooling, and on-call support/troubleshooting.</p><p><br></p><p><br></p>
  • 2025-10-15T17:58:45Z
Systems Engineer
  • San Jose, CA
  • onsite
  • Contract / Temporary to Hire
  • 66.50 - 77.00 USD / Hourly
  • We are looking for an experienced Systems Engineer to join our team in San Jose, California. This is a Contract to permanent position, offering an excellent opportunity for a highly skilled and detail-oriented individual to contribute to endpoint management and enterprise-level systems. The ideal candidate will bring a strong technical background, particularly in Workspace One and other advanced technologies.<br><br>Responsibilities:<br>• Manage and optimize endpoint systems using Workspace One and related tools.<br>• Administer Active Directory and Azure Active Directory to ensure secure and efficient operations.<br>• Oversee the configuration and maintenance of Microsoft Windows Servers.<br>• Support and enhance Citrix technologies to meet organizational needs.<br>• Manage Microsoft Exchange systems, ensuring reliable email communication.<br>• Collaborate with cross-functional teams to design and implement technical solutions.<br>• Monitor system performance and troubleshoot issues to minimize downtime.<br>• Develop and maintain documentation for system processes and configurations.<br>• Provide guidance and support to less experienced team members as needed.<br>• Stay updated on emerging technologies to recommend improvements to existing systems.
  • 2025-10-27T23:08:43Z
Senior Security Engineer
  • Oakland, CA
  • remote
  • Contract / Temporary to Hire
  • 71.00 - 79.00 USD / Hourly
  • <p>We are seeking a highly skilled and passionate Senior Security Engineer to join our client's cybersecurity team. This key leadership role is available for candidates based in Oakland, NY, or as a remote opportunity in the US. The ideal candidate will operate as a senior subject matter expert, complementing a recently established team of engineers. This is a contract-to-hire role.</p><p> </p><p>Key Responsibilities:</p><ul><li>Serve as a technical mentor and advisor to security analysts, fostering skill development and organizational knowledge sharing.</li><li>Provide expertise in firewalls with 10+ years of experience (strong preference for Cisco; Palo Alto experience a plus to align with the current environment).</li><li>Demonstrate a deep understanding of networking fundamentals, including traffic blocking and network segmentation.</li><li>Leverage SIEM platforms experience (Rapid7 preferred but open to other SIEMs) with a focus on conceptual and practical applications.</li><li>Collaborate with the infrastructure team to enhance IAM and cloud security across Azure, AWS, and Google Cloud (Okta experience is essential).</li><li>Contribute to network security initiatives, auditing and enforcing Zero Trust policies, data loss prevention, and governance.</li><li>Utilize and, when necessary, recommend automation tools; experience with custom scripting is a bonus but not required.</li></ul>
  • 2025-10-29T17:29:23Z
Software Engineer
  • San Francisco, CA
  • remote
  • Temporary
  • 42.75 - 49.50 USD / Hourly
  • <p>Robert Half's client is looking for a Software Engineer for a 100% Remote, 6-month contract with a high likelihood of extending. In this long-term contract role, you will have the opportunity to design and develop software solutions that enhance system efficiency and drive innovation. As a key contributor, you will collaborate with cross-functional teams to create seamless integrations and ensure the security of our applications.</p><p><br></p><p>Responsibilities:</p><p>• Develop and implement software applications to automate processes and improve system functionality.</p><p>• Collaborate with cross-functional teams to design, integrate, and optimize systems.</p><p>• Identify and resolve vulnerabilities to enhance application security.</p><p>• Utilize CI/CD pipelines to streamline development and deployment processes.</p><p>• Leverage Azure Cloud Services to build scalable and efficient solutions.</p><p>• Write and debug code to interact with APIs and solve complex challenges.</p><p>• Manage configuration systems and automate repetitive tasks.</p><p>• Conduct thorough testing and debugging to ensure the reliability of software applications.</p>
  • 2025-10-09T19:14:19Z
Full Stack Software Engineer III
  • San Ramon, CA
  • remote
  • Permanent
  • 102000.00 - 150000.00 USD / Yearly
  • Our client is at the forefront of transforming how teams work through secure, enterprise-grade generative AI applications. They are developing and enhancing an advanced AI-powered assistant for internal use — enabling employees to harness AI safely within a protected environment. <br> The Full Stack Software Engineer III will help design, develop, and evolve the next-generation AI platform, driving innovation while ensuring scalability, security, and exceptional user experience. This role spans the full stack — from back-end integration to front-end interfaces — in close collaboration with product, design, and AI engineering teams. <br> What You’ll Do Design, develop, and enhance AI-enabled enterprise applications that boost productivity and collaboration. Build and optimize features using large language models, prompt engineering, and AI-assisted workflows. Write efficient, maintainable, and scalable code across database, middleware, and front-end layers. Develop low- to medium-complexity systems and components within larger architectures. Conduct code reviews; mentor and guide Level I and II engineers. Act as module-level design authority, ensuring adherence to architecture and security standards. Plan and execute unit testing; review and validate test plans from entry level engineers. Define and implement integration and performance testing strategies. Troubleshoot and resolve complex production issues; establish frameworks for reliability and observability. Provide advanced production support and drive continuous improvement in performance and user experience. Collaborate with AI engineers, data scientists, and product owners to deliver innovative solutions. Perform additional related duties as assigned.
  • 2025-10-10T23:14:52Z
Data Security Analyst
  • San Francisco, CA
  • onsite
  • Temporary
  • 47.50 - 55.00 USD / Hourly
  • <p>We are seeking a detail-oriented and proactive Data Analyst/Fraud Specialist. You will partner with the Fraud team and help protect both our business and our customers. You will blend deep analytical skills with strategic thinking to monitor, investigate, and mitigate fraud risks and keep false positives to a minimum. </p><p><br></p><p><strong>Responsibilities</strong></p><ul><li>Monitor and analyze fraud KPIs. Define, track, and report on fraud metrics—including block vs. false positive rates, incoming fraud pressure, recall, fraud‑to‑sales ratio, and good user approval rate. Use these indicators to identify trends and gaps, fine‑tune rules, and measure false‑positive impacts.</li><li>Validate false positives. Perform manual reviews for flagged trials and purchases, verifying legitimate customers are not incorrectly declined. Work with internal stakeholders to reinstate valid users and gather feedback on user experience.</li><li>Design and refine controls. Test and adjust fraud detection rules, scoring models and machine‑learning algorithms to mitigate risk without overblocking. Ensure models maintain high precision and recall while keeping false positives low.</li><li>Lead incident response<strong>.</strong> Coordinate investigations of fraud alerts and chargebacks, ensuring timely resolution and communication with affected stakeholders. Document root causes and adjust processes to prevent future incidents.</li><li>Cross‑functional collaboration<strong>.</strong> Partner closely with Product, Marketing, Engineering, Data Science, Legal, Finance and Customer Support teams to integrate fraud controls into product flows, billing systems and compliance processes.</li><li>Act as the primary point of contact and subject matter expert for all fraud-related matters within the organization.</li></ul><p><br></p>
  • 2025-10-23T17:29:26Z
Staff Frontend Engineer
  • San Francisco, CA
  • onsite
  • Permanent
  • 250000.00 - 300000.00 USD / Yearly
  • We are looking for a Staff Frontend Engineer to play a pivotal role in developing cutting-edge pharmacy software that combines telehealth and pharmacy operations. This position offers the chance to create user-centric solutions that redefine how pharmacies function, ensuring efficiency and reliability at scale. As a senior team member, you will lead the design and implementation of high-performance frontend systems while collaborating with cross-functional teams to deliver impactful results.<br><br>Responsibilities:<br>• Lead the design, development, and optimization of web and mobile applications using React, React Native, and TypeScript.<br>• Implement best practices for scalability, security, and performance to support rapid growth.<br>• Collaborate with Product, Design, and Backend teams to create seamless user experiences.<br>• Take ownership of critical architectural decisions while mentoring other engineers to strengthen frontend expertise.<br>• Utilize advanced front-end tools and frameworks, including state management solutions, to ensure robust application functionality.<br>• Enhance real-time interactions among patients, providers, and pharmacies with a focus on accessibility and usability.<br>• Drive innovation and foster a culture of technical excellence within the engineering team.<br>• Analyze and optimize workflows to improve pharmacy operational efficiency and reliability.<br>• Leverage AI-powered tools and modern technologies to deliver high-quality software at scale.
  • 2025-10-29T04:39:45Z
Systems Administrator
  • San Jose, CA
  • onsite
  • Contract / Temporary to Hire
  • 58.90 - 68.20 USD / Hourly
  • We are looking for an experienced Systems Administrator to join our team in San Jose, California. This Contract-to-Permanent position offers an exciting opportunity to manage and optimize critical systems, ensuring high availability and security across the organization. The ideal candidate will bring expertise in server administration, virtualization technologies, and system documentation.<br><br>Responsibilities:<br>• Administer and maintain Windows servers, ensuring optimal performance and uptime.<br>• Manage VMware infrastructure, including configuration and monitoring of hypervisors.<br>• Oversee Active Directory operations, including user account creation, group policies, and security protocols.<br>• Perform routine system patching and updates to safeguard against vulnerabilities.<br>• Build and deploy new servers to support organizational needs.<br>• Document system configurations, processes, and procedures for reference and compliance.<br>• Collaborate with cross-functional teams to address technical challenges and implement solutions.<br>• Provide technical support for Citrix and Dell technologies as required.<br>• Monitor system performance and troubleshoot issues to ensure seamless operation.
  • 2025-10-27T23:08:43Z