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7 results for Cyber Security Engineer in Santa Ana, CA

Info Sec Architect

Los Angeles, CA
onsite
Temporary / Contract
65 - 70 USD / Hourly
**** For Faster response on the position, please send a message to Jimmy Escobar on LinkedIn or send an email to Jimmy.Escobar@roberthalf(.com) with your resume. You can also call my office number at 424-270-9193**** We are looking for an experienced Info Sec Architect to join our team on a long-term contract basis in Los Angeles, California. This role involves safeguarding critical systems and networks while implementing robust security protocols to minimize risks. The ideal candidate will have a strong background in cloud technologies, firewall management, and cybersecurity strategies. Responsibilities:• Design, implement, and maintain advanced firewall solutions, including Checkpoint and Cisco ASA, to protect network integrity.• Evaluate and enhance cloud-based security frameworks to ensure the secure deployment and operation of services.• Conduct regular security audits and vulnerability assessments to identify and mitigate risks.• Configure, monitor, and troubleshoot Cisco technologies to optimize system performance and security.• Develop and execute cybersecurity strategies to address potential threats and ensure compliance with industry standards.• Collaborate with cross-functional teams to implement configuration management processes that streamline security operations.• Perform AB testing to analyze the effectiveness of security measures and recommend improvements.• Manage AWS technologies to strengthen cloud security and scalability.• Provide expertise in cyber threat analysis and response to safeguard sensitive data.• Document and maintain security protocols, procedures, and configurations for future reference.
2026-04-08T00:00:00Z

Senior Software Engineer

Burbank, CA
onsite
Temporary / Contract
69 - 83.87 USD / Hourly
Job / Position DescriptionPrototyping & Innovation<ul><li>Develop rapid prototypes, demos, and proof‑of‑concepts using in‑market generative AI models and tools</li><li>Support business decision‑making, project scoping, and adoption of emerging AI technology</li><li>Primary focus on AI tools for visual storytelling, including imagery and video</li></ul>Testing & Evaluation<ul><li>Build tooling and methodologies to evaluate emerging AI models, APIs, and platforms</li><li>Assess prototype quality, controllability, performance, and production readiness</li><li>Debug, refine, and iterate on prototypes with minimal technical supervision</li></ul>Optimization & Adaptation<ul><li>Optimize and adapt existing state‑of‑the‑art AI models for quality, efficiency, and usability</li><li>Perform model fine‑tuning (e.g., LoRA training) where appropriate</li><li>The role does not require training models from scratch</li></ul>Cross‑Functional Collaboration<ul><li>Partner closely with creative, production, and technical teams</li><li>Iterate solutions based on stakeholder feedback and evolving creative needs</li><li>Provide technical requirements and direction to vendors or external partners when applicable</li></ul>Documentation & Communication<ul><li>Document technical learnings, workflows, and best practices</li><li>Communicate complex technical concepts clearly to non‑technical stakeholders</li><li>Present work and outcomes to senior leadership when required</li></ul>WCore Expectations<ul><li>Hands‑on technical role (not a project manager or business analyst position)</li><li>Ability to:</li><li>Work deeply with generative AI video models</li><li>Use tools such as Comfy UI</li><li>Write and modify code</li><li>Perform model fine‑tuning (e.g., LoRA)</li><li>Strong communication skills are critical, including executive‑level presentations</li></ul>
2026-04-20T00:00:00Z

Information System Security Officer (ISSO)

Costa Mesa, CA
onsite
Temporary / Contract
50 - 70 USD / Hourly
We are seeking a cleared Information System Security Officer (ISSO) to support classified systems operating within the DoD Risk Management Framework (RMF) and JSIG environments. This role is highly documentation‑focused and centered on ATO support, continuous monitoring, audit readiness, and compliance across multiple classified networks. The ISSO will primarily support the ISSM and may assume ownership of smaller ATO efforts based on workload and system scope. This role will be a 3–6-month contract to hire opportunity! Key Responsibilities<ul><li>Serve as the ISSO for multiple classified systems, supporting RMF lifecycle activities under ISSM direction</li><li>Create, update, and submit security authorization artifacts for:</li><li>New hardware and software extensions</li><li>RMF updates and control changes</li><li>Support and maintain ATO packages, including initial authorizations, renewals, and extensions</li><li>Monitor and assess 3–5 classified networks, averaging ~1 hour per network for compliance and security reviews</li><li>Execute and document continuous monitoring activities using approved security tools</li><li>Participate in and support routine audits, inspections, and DoD compliance submissions</li><li>Partner with IT and engineering teams to ensure controls, scans, and audit activities are executed correctly</li><li>Conduct vulnerability scanning on a recurring schedule (not a primary time driver)</li><li>Support systems currently partially complete within the NIST RMF lifecycle</li><li>Participate in regular stakeholder syncs with ISSM, IT, security teams, and government representatives</li><li>Operate within a classified, air-gapped environment supporting a mixed operating system infrastructure</li></ul>
2026-04-27T00:00:00Z

Security Analyst II

Torrance, CA
onsite
Temporary / Contract
60 - 64 USD / Hourly
Network Security AdministratorPosition SummaryThe Network Security Administrator is responsible for protecting the organization’s network infrastructure through proactive monitoring, configuration, and management of next‑generation firewalls and related security technologies. This role focuses heavily on NGFW Next-Generation Firewalls, ensuring secure and reliable connectivity across enterprise environments. The specialist will be a key contributor to incident response, threat mitigation, and continuous improvement of security controls. Key ResponsibilitiesFirewall & Network Security Administration<ul><li>Configure, manage, and maintain Next‑Generation Firewalls (NGFW), including policies, objects, NAT rules, App‑ID, User‑ID, threat prevention profiles, and Remote access VPN, ACL’s, IDS/IPS policies.</li><li>Perform regular firewall rule reviews, cleanup, and optimization to improve performance and reduce risk.</li></ul>Security Operations & Monitoring<ul><li>Monitor network security alerts, traffic anomalies, and firewall logs using vendor specific tools, SIEM platforms, and packet capture utilities.</li><li>Investigate and remediate network‑based security incidents, coordinating with SOC or incident response teams as necessary.</li><li>Perform security event correlation and escalation following established SOPs.</li></ul>Network Infrastructure Support<ul><li>Support secure network connectivity across data centers, branch sites, cloud environments, and remote access solutions.</li><li>Troubleshoot layer 2/3 issues related to routing, switching, VPN tunnels, and connectivity impacts to security appliances.</li><li>Assist in deploying secure architectures for new network builds, migrations, and cloud integrations.</li></ul>
2026-04-10T00:00:00Z

Cloud Systems Analyst

Irvine, CA
onsite
Permanent / Full Time
130000 - 140000 USD / Yearly
We are looking for a skilled Cloud Systems Analyst to manage and optimize a complex SAP S/4HANA Cloud and SAP Analytics Cloud ecosystem in Irvine, California. This role demands technical expertise, a proactive approach, and the ability to independently resolve system issues within a dynamic production environment. The ideal candidate will play a pivotal role in ensuring system stability while supporting the Finance and Accounting operations. Responsibilities: • Administer and maintain the SAP S/4HANA production environment, focusing on Finance modules such as GL, AP, AR, and Fixed Assets. • Manage user roles, permissions, and troubleshoot system issues to ensure seamless performance. • Oversee SAP Analytics Cloud operations, including user provisioning, permissions, and development of reports and dashboards. • Monitor and support third-party integrations like AP automation, card management, and banking/payment platforms, ensuring data flow efficiency. • Collaborate with Finance and Accounting teams to understand workflows and address system-related challenges. • Provide hands-on training and responsive support to end-users to enhance their experience with the system. • Maintain detailed documentation of system processes, integrations, and architecture for reference and compliance purposes. • Identify opportunities for automation and system improvements to optimize performance. • Stay up-to-date on SAP technologies and recommend strategies for system enhancement and optimization. • Resolve complex technical issues independently to minimize reliance on external vendors.
2026-04-14T00:00:00Z

Data Engineer

Glendale, CA
onsite
Temporary / Contract
82 - 87 USD / Hourly
We are looking for a talented Data Engineer to join our team in Glendale, California. In this long-term contract role, you will be instrumental in designing, developing, and maintaining scalable data pipelines and platforms that support critical business operations. Through collaboration with cross-functional teams, you will contribute to innovative data solutions that enhance decision-making processes and drive operational excellence. Responsibilities: • Develop, maintain, and optimize data pipelines to support the Core Data platform. • Create tools and services to enhance data discovery, governance, and privacy. • Collaborate with product managers, architects, and software engineers to ensure the success of data platforms. • Apply technologies such as Airflow, Spark, Databricks, Delta Lake, and Kubernetes to build advanced data solutions. • Establish and document best practices for pipeline configurations, naming conventions, and operational standards. • Monitor and ensure the accuracy, reliability, and efficiency of datasets to meet service level agreements (SLAs). • Participate in agile and scrum ceremonies to improve collaboration and team processes. • Foster relationships with stakeholders to understand their needs and prioritize platform enhancements. • Maintain detailed documentation to support data governance and quality initiatives.
2026-04-03T00:00:00Z

Sr. AWS Data Engineer

Torrance, CA
onsite
Temporary / Contract
60 - 62 USD / Hourly
Our client is seeking a Senior AWS Data Engineer for a long term, multi-year assignment. This role is onsite 4 days/week in Torrance, CA. This role is to support and enhance enterprise business intelligence and analytics environments. This role focuses on designing, building, and maintaining scalable data pipelines and cloud‑based data platforms using AWS services. The ideal candidate brings deep hands‑on experience with AWS Glue, PySpark, Redshift, and serverless architectures, along with strong SQL and data analysis skills.This role will collaborate closely with architecture, security, compliance, and development teams to ensure data solutions are performant, secure, and compliant with regulatory requirements. Key Responsibilities<ul><li>Design, build, and maintain scalable ETL/ELT pipelines using AWS Glue with PySpark for large‑scale data processing</li><li>Develop and support serverless integrations using AWS Lambda for event‑driven workflows and system integrations</li><li>Design and optimize Amazon Redshift data warehouse solutions, including:</li><li>Advanced SQL analytics</li><li>Stored procedures</li><li>Performance tuning</li><li>Lead implementation of secure vendor file transfer and ingestion solutions using AWS Transfer Family</li><li>Design and implement database migration and replication pipelines using AWS Database Migration Service (DMS)</li><li>Build and manage workflow orchestration using Apache Airflow or similar orchestration tools</li><li>Analyze data quality, transformation logic, and pipeline performance using SQL and data analysis techniques</li><li>Troubleshoot and resolve production data pipeline and integration issues across AWS services</li><li>Provide technical guidance to development team members on:</li><li>AWS best practices</li><li>Cost optimization</li><li>Performance optimization</li><li>Partner with enterprise architecture, security, and compliance teams to ensure SOX and regulatory compliance</li></ul>
2026-04-28T00:00:00Z