Security Specialist

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Job Description # Security Specialist
* Serve as the primary technical lead and SME for Tenable.sc and Tenable.io.
* Review and streamline scan profiles, policies, schedules, and templates to reduce redundancy and improve consistency.
* Lead the cleanup, standardization, and governance of asset tags, repositories, and organizational structures.
* Assess current scanning coverage and performance and recommend improvements for accuracy, efficiency, and scalability.
* Design and implement optimized scanning strategies aligned with business, network, and operational requirements.
* Develop and maintain automation and integrations using the Tenable API for reporting, data ingestion, enrichment, and workflow automation.
* Collaborate with infrastructure, application, and endpoint teams to ensure authenticated, high‑quality, and minimally disruptive scanning.
* Create and maintain documentation, standards, and best practices for Tenable configuration and operations.
* Support vulnerability management teams by improving data quality, consistency, and usability.
* Troubleshoot scan failures, credential issues, and performance bottlenecks.
* Provide guidance on platform upgrades, new features, and roadmap adoption.
* Experience supporting large enterprise or highly regulated environments
* Proficiency in Python, Power Shell, or similar scripting languages for API-driven automation
* Familiarity with CMDBs, SIEM, SOAR, and ticketing system integrations
* Relevant security or Tenable certifications
* Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package.

Our commitment to excellence is reflected in many awards, including Clearly Rated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click
* * for more details.
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