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HollyFrontierPosted 1 month ago

Senior Data Security Engineer

On-siteDallas, Texas, United States

Part TimeSenior LevelEnterprise

Job Summary

Define and maintain data security reference architectures and control patterns for application-mediated access, API flows, and AI/ML workloads. Translate governance intent into enforceable standards for structured and unstructured data, while leading efforts to reduce existing data exposure through access path monitoring and dynamic enforcement. Serve as technical advisor for securing analytics and AI initiatives, embedding controls into data pipelines and feature stores without premature risk enablement. Partner with SOC, Cloud, and Application teams to design detection patterns and response workflows, ensuring security capabilities are executed at production speed.

Required Qualifications

  • A minimum of 8 years in cybersecurity or security engineering
  • Deep hands-on experience in data security or application security
  • A minimum bachelor's degree in information technology, Cybersecurity, Computer Science, or a related field
  • Proven ability to design and operationalize security controls
  • Proven ability to implement optimal security controls for AI-driven data access paths and automation systems
  • Proven ability to secure data hosted on-premises, in the Cloud and in SaaS environment
  • Strong understanding of Application and API security
  • Strong understanding of Identity-based access models
  • Strong understanding of Data access monitoring and enforcement
  • Ability to operate comfortably in ambiguous environments and establish clarity through execution
  • Demonstrates ability to collaborate across cross-functional teams and business units to deliver solutions
  • Ability to influence stakeholders across business and IT to gain agreement on ideas, strategies, and initiatives
  • Office based with travel up to 40% by land or air
  • Driver based environment

Desired Qualifications

  • Experience designing security for data platforms, analytics, or AI-adjacent systems
  • Background in cloud-native application architectures
  • Experience with Snowflake, Azure, Purview, MS SQL and endpoint security
  • Prior experience acting as a first-of-kind or foundational security role

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