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25 platform security engineer jobs at 19 companies in Temecula, CA

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
3mo
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M365 Platform and Security Engineer
Ventura or Carlsbad or Fresno or Los Angeles or Monterey or Oakland or Palm Springs or Riverside or Sacramento or San Luis Obispo or San Diego or San Jose or Santa Barbara or Ventura
$120k-$140k/yr HybridFull Time
Rincon Consultants
Rincon Consultants: Provides professional environmental consulting and planning services in California.
5+ YOE5+ years' experience administering Microsoft 365 and related cloud security platforms; hands-on with Entra ID, Intune, Defender, Purview, SharePoint, Teams; governance, CA/MFA/PIM, device compliance, DLP, retention, labeling; regulated environments.
Microsoft Entra ID, Intune, Microsoft Defender, Microsoft Purview, SharePoint, Teams, Microsoft 365
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6d
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Data Platform Engineer, Infrastructure
Irvine, California, United States
OnsiteFull Time
Field AI
Field AI: Develops autonomous software brains for robots in unstructured environments.
3+ YOE3+ years infrastructure/platform experience, bachelor's or master's in CS/Engineering, cloud (AWS/GCP), Kubernetes, Terraform, Python/Go, production operations, security and cost management experience.
Kubernetes, Terraform, Python, Go, AWS, GCP, Spark, Databricks, GitOps, CI/CD
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1mo
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Platform Engineer II (Remote)
Santa Ana or Los Angeles County
$98k-$130k/yr RemoteFull Time
First American Financial
First American FinancialNYSE: FAF: Provides title insurance and settlement services for real estate.
Hands-on Oracle Apps DBA experience with E-Business Suite R12.2.x, Oracle Database 19c RAC, WebLogic, Linux administration, security patching, cloud (OCI/AWS/Azure), automation, monitoring, and AI tool literacy.
Oracle E-Business Suite R12.2.x, Oracle Database 19c RAC, Oracle Fusion Middleware, WebLogic, Oracle Cloud Infrastructure (OCI), AWS, Azure, Linux, RMAN, Data Guard, Cursor, Claude Code, Codex
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2mo
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Platform Engineering Manager
Irvine or New York or San Antonio
$179k-$287k/yr OnsiteFull Time
Capital Group
Capital Group: Providing active investment management and research-driven financial strategies
10+ YOE5+ Mgmt10+ years engineering; 5+ years leading teams; experience with internal platforms or developer-facing products; cloud-native platforms; Kubernetes; Backstage/Port/Cortex; strong collaboration across Security, SRE, Architecture, and Engineering.
Backstage, Port, Cortex, Kubernetes, AWS, Docker, Terraform, TypeScript, Python, Java, Go, OpenTelemetry, CI/CD, GitHub, Jira, Confluence
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3mo
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Senior Project Engineer Mission Platform Systems
Poway, California, United States
$116k-$209k/yr OnsiteFull Time
General Atomics
General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.
8+ YOERequires an engineering degree or equivalent experience with ~8+ years (senior), systems engineering, leading multi-disciplinary teams, DoD systems integration (radar, EO/IR, EW, datalinks, A3I), and ability to obtain a DoD security clearance; U.S. citizenship required.
OMS, FACE, STANAG, EVMS, A3I, HMI/UI, Modeling & Simulation
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2d
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Head of AI & Agentic Platform Engineering
New York City or La Jolla or Bothell or Collegeville or Walton Oaks or Tampa or Dublin or Sandwich or Groton or Thessaloniki or Berlin
$300k-$500k/yr HybridFull Time
Pfizer
PfizerNYSE: PFE: Develops and manufactures vaccines and medicines for global healthcare
12+ YOE7+ Mgmt12+ years software/infrastructure engineering with 7+ years in AI/ML platform or MLOps at scale; deep experience with multi-tenant AI infrastructure, LLM gateway, model serving, compute provisioning, IaC (Terraform), multi-cloud, security, and regulated environments (GxP).
Terraform, Azure, AWS, GCP, SLURM, LSF
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2w
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Staff Engineer
Poway, California, United States
$98k-$171k/yr HybridFull Time
General Atomics Aeronautical Systems
General Atomics Aeronautical Systems: Designs and manufactures unmanned aircraft and radar systems.
3+ YOESystems/project engineering leadership for UAS platform integration and flight test; bachelor’s degree in engineering or equivalent experience; ability to obtain DoD security clearance; strong communication and technical problem-solving skills.
MQ-9, Ethernet
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1mo
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Technical Security Systems Architecture Manager
Costa Mesa, California, United States
$166k-$200k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
8+ YOE5+ Mgmt8+ years in security systems infrastructure with leadership; expertise in security platforms and IT security; strong networking and Windows architecture; prefer defense/secured facilities experience.
Genetec, LenelS2, Milestone, CCure 9000, Hirsch/Identiv, Bosch, TCP/IP, VLANs, Windows
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2d
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Senior Software Engineer - Edge-Services Security
New York City or Century City or Aliso Viejo
$200k-$250k/yr HybridFull Time
StubHub
StubHubNYSE: STUB: Online marketplace for buying and selling live event tickets.
Expertise with AWS edge services, Terraform, bot management platforms, CDN and HTTP protocols, plus software development experience in Python/Go/TypeScript/Java and building observable, secure infrastructure.
AWS CloudFront, Global Accelerator, WAF, Route53, Shield, Terraform, Lambda@Edge, HUMAN, AWS Bot Control, Cloudflare Bot Management, Akamai Bot Manager, Python, Go, TypeScript, Java
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1d
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Junior Cyber Engineer
Portsmouth or San Diego
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
0+ YOEBachelor's in cybersecurity or related field required; Security+ certification; familiarity with Naval C4I testing, NUTANIX platforms, RMF/ATO for NAVWAR; 0+ years experience.
NUTANIX
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1w
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Systems Engineer II
Los Angeles or Portland or San Diego or Seattle or Hayward
OnsiteFull Time
Robert Bosch
Robert Bosch: Global supplier of technology and engineering services.
3+ YOETechnical 2-year degree or 3-5 years security design experience; certifications in access control, video management, and intrusion platforms; NEC knowledge; Microsoft Office proficiency; valid US driver\u0019s license; ability to pass pre-employment screening.
Microsoft Office, CAD, SQL, Enterprise VMS
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1mo
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Software Development Engineer II- CI/CD & Platform Automation Engineer (DevOps)
St. Louis or Redlands or Vienna
$97k-$162k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years DevOps/CI-CD experience; design and maintain CI/CD pipelines, containerization (Docker), Python/JavaScript scripting, IaC (Terraform/Ansible/AWS CDK), cloud (AWS/Azure), secure build practices, and active Top Secret clearance with SCI eligibility; Bachelor's in STEM.
GitHub Actions, Azure DevOps, Azure Pipelines, GitLab CI, Jenkins, Docker, Conda, Python, JavaScript, YAML, Ansible, AWS CDK, Terraform, Kubernetes, S3, Blob Storage, ArcGIS API, SBOM, SAST, DAST
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3w
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AI Security and Governance Lead
Washington or Los Angeles or Troy or New York or Houston or Chicago or Grand Rapids or Owings Mills or Baltimore or Columbia or Richmond or Memphis or Raleigh or Boston or San Jose or San Francisco or Austin or Kalamazoo or Spokane or Denver or Fort Worth or Atlanta or Orlando or Dallas or Wilmington or Phoenix or San Antonio or Milwaukee or Madison or McLean or Huntsville or Melville or Woodbridge or Stamford or Miami or Philadelphia or Charlotte or Greenville or West Palm Beach or Costa Mesa or St. Louis or Fort Lauderdale or Seattle or Rosemont or Pittsburgh or Tulsa or Cincinnati or Cleveland or Columbus or Akron or Cherry Hill or Tampa or Minneapolis or Anchorage or Salt Lake City or Norfolk or Jacksonville or Boulder or Nashville or Oak Brook or Las Vegas or Indianapolis or San Diego or Potomac or Walnut Creek or Daphne or Baton Rouge or Metairie or Grenada or Hattiesburg or Brentwood or Jackson or Miramar Beach or Tallahassee or Mobile
$151k-$193k/yr OnsiteFull Time
BDO USA
BDO USA: Provides accounting, tax, and business advisory services to organizations.
7+ YOEBachelor's in CS/IT/Cyber/Data Science required, 7+ years in enterprise architecture/security/governance or AI engineering, experience with Microsoft Azure AI platforms, AI risk assessments and governance frameworks, and leadership/mentoring experience.
Microsoft Azure, Azure AI, Azure OpenAI, Azure AI Foundry, LangChain, Semantic Kernal, NIST AI RMF, ISO 42001, ISO 27001, OWASP, SANS
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1mo
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Network Engineer
McLean or Tampa or New York City or San Francisco or Los Angeles or Irvine or Washington
$76k-$141k/yr HybridFull Time
Thomson Reuters
Thomson ReutersNASDAQ: TRI: Provides professional software, data, and news services globally.
5+ YOEBachelor's or equivalent experience, 5+ years network engineering, experience with AWS networking, Cisco and Palo Alto platforms, VMware, container networking, automation (Terraform, Ansible), scripting (PowerShell, Linux shell), monitoring (Nagios, Splunk), and ability to obtain U.S. national security clearance; U.S. citizenship required.
AWS, Transit Gateway, VPCs, Route53, Terraform, Ansible, GitHub, Nexus NX-OS, Catalyst IOS, Firepower FTD, FMC, PAN-OS, VMware vSphere, LACP, IPsec, IKEv2, ZTNA, SDP, Nagios, Splunk, Linux, Apache, Tomcat, PowerShell, Linux shell, SOC2, STIG, NIST
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2mo
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Hybrid Cloud Engineer
Santa Ana, California, United States
$130k-$150k/yr HybridFull Time
Veros
Veros: Provides automated property valuation and mortgage risk analytics software.
Strong Azure experience; hybrid cloud platforms; on-prem Windows/VMware; IaC; DevOps collaboration; networking and security.
Microsoft Azure, VMware, Hyper-V, Terraform, Bicep, ARM, Ansible, Puppet, Chef, Docker, Kubernetes, Datadog, Azure Monitor, Prometheus, Grafana, DNS, ExpressRoute, VPN, Active Directory, Windows Server
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1mo
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Full Stack Developer
Norco, California, United States
$90k-$190k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEBachelor's degree or equivalent, 5+ years software development experience, proficiency in Java/C#/Python/JavaScript/HTML/CSS, React/Angular, Node.js/.NET, cloud platforms, Microsoft SQL Server, Git; CompTIA Security+ and ability to obtain DoD SECRET; U.S. citizenship; onsite in Norco, CA.
Java, C#, Python, JavaScript, HTML, CSS, React, Angular, Node.js, .NET, AWS, Azure, Google Cloud, Microsoft SQL Server, Git, Docker, Kubernetes, CI/CD
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1mo
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Senior Director, AI Platforms
Irvine or Denver or Indianapolis or Grand Rapids or Lexington or Los Angeles or Louisville or Texas or San Francisco or United States
$218k-$225k/yr OnsiteFull Time
Trace3
Trace3: Provides IT consulting and technology solutions for enterprise digital transformation.
12+ YOE5+ MgmtBachelor's in CS/EE or related; 12+ years enterprise infrastructure experience with 5+ years designing and implementing production-scale AI/ML/HPC (multi-rack GPU) and 5+ years people leadership; familiarity with GPU compute, high-performance networking, scale-out storage, Kubernetes/Slurm/Run:ai, and AI security; willingness to travel up to 50%.
NVIDIA DGX, NVIDIA HGX, Cisco AI infrastructure, Dell PowerEdge XE, Super Micro, Lenovo ThinkSystem, HPE ProLiant, Cray, InfiniBand, RoCE, NVIDIA Spectrum-X, VAST, WEKA, DDN, Pure, NetApp ONTAP AI, Kubernetes, Slurm, Run:ai, NVIDIA Base Command, Mission Control, Anyscale, NVIDIA AI Enterprise, NCP
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1mo
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Technology & Innovation Intern - Summer 2026
Arlington or San Diego
$25-$30/hr OnsiteInternship, Temporary
Navaide
Navaide: Provides data analytics and ERP solutions for government agencies.
Pursuing or recently completed degree in CS/IS/Data Science/Engineering; exposure to AI/ML, automation, low-code platforms; familiarity with SharePoint, Power BI, Power Platform; intermediate Microsoft SharePoint and Teams; eligible for US security clearance; strong communication and problem-solving.
Microsoft SharePoint, Microsoft Teams, Microsoft Power BI, Microsoft Power Platform
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1w
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Vice President, Enterprise Architecture & AI
Carlsbad, California, United States
$250k-$325k/yr OnsiteFull Time
Vuori
Vuori: Designs and sells performance athletic and lifestyle apparel.
12+ YOE5+ Mgmt12+ years in enterprise architecture or platform engineering, 5+ years in senior architecture/technology executive roles; hands-on AI/ML and LLM experience; expertise across application, data, cloud, integration, security; bachelor's required, master's preferred.
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