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This role operates as a consulting-level practitioner embedded across Cyber Defense functions, performing hypothesis-driven hunts, supporting Purple Team activities, and building deception strategies to improve detection coverage, reduce exposure, and deliver measurable security outcomes. Acting as a neutral integrator across teams, this position partners with Detection Engineering, Threat Intelligence Services, Incident Response, Red Team, Security Architecture, and platform owners to translate insights into durable improvements in detection, response, and preventive controls.

Do you have the career opportunities as a(an) Threat Hunting Lead you want with your current employer? We have an exciting opportunity for you to join HCA Healthcare which is part of the nation's leading provider of healthcare services, HCA Healthcare.Job Summary The Threat Hunting Lead is a senior individual contributor responsible for advancing the maturity and effectiveness of the enterprise threat hunting program. This role operates as a consulting-level practitioner embedded across Cyber Defense functions, performing hypothesis-driven hunts, supporting Purple Team activities, and building deception strategies to improve detection coverage, reduce exposure, and deliver measurable security outcomes. Acting as a neutral integrator across teams, this position partners with Detection Engineering, Threat Intelligence Services, Incident Response, Red Team, Security Architecture, and platform owners to translate insights into durable improvements in detection, response, and preventive controls. This role does not have direct reports but is expected to influence across teams, shape priorities, and drive execution through data, metrics, and subject-matter expertise. Major Responsibilities Threat Hunting Program Execution & Maturity <ul><li>Design and execute hypothesis-driven threat hunts across endpoint, identity, cloud/SaaS, and network telemetry. </li><li>Develop and maintain a structured hunting methodology incorporating MITRE ATT&CK coverage, threat intelligence, incident retrospectives, and exposure analysis. </li><li>Establish and evolve hunt frameworks, playbooks, and reusable analytics to scale program effectiveness. </li><li>Drive continuous maturity improvements through measurable outcomes (e.g., detection coverage, dwell time reduction, control validation). </li></ul>Cross-Functional Consulting & Integration <ul><li>Operate as a consulting partner across Cyber Defense, influencing without authority to drive alignment and execution. </li><li>Translate hunt findings into: </li><li><ul><li>Detection engineering requirements </li><li>Response improvements and runbooks </li><li>Preventive and architectural enhancements </li></ul></li><li>Partner with platform and data owners to improve telemetry quality, coverage, and usability. </li></ul>Technology, Data, and Automation <ul><li>Leverage and influence the use of platforms such as Microsoft Defender, Google SecOps SIEM, and security validation tooling. </li><li>Develop advanced queries, analytics, and enrichment pipelines to support hunts. </li><li>Identify and implement automation opportunities, including: </li><li><ul><li>Hunt query generation and templating </li><li>Data enrichment and correlation </li><li>Artifact clustering and analysis </li><li>Knowledge capture and reuse </li></ul></li><li>Apply AI/ML capabilities where appropriate with governance and measurable impact. </li></ul>Measurement, Metrics & Reporting <ul><li>Define and track outcome-based metrics to demonstrate program effectiveness, such as: </li><li><ul><li>ATT&CK coverage improvements </li><li>Detection efficacy and gap closure </li><li>Time to detect and respond </li><li>Hunt-to-detection conversion rates </li></ul></li><li>Deliver clear reporting tailored to executive, technical, and operational audiences. </li><li>Use data to prioritize efforts and guide strategic investment decisions. </li></ul>Education & Experience: <ul><li>Bachelor's Degree Required </li><li>Master's Degree Preferred </li><li>5-7+ years in threat hunting, detection engineering, incident response, or advanced cyber defense roles. </li><li>Demonstrated experience operating as a senior individual contributor influencing across multiple teams. </li><li>Experience building or maturing threat hunting programs with measurable outcomes. </li><li>Advanced proficiency in large-scale data analysis (e.g., KQL, SQL, BigQuery, log analytics). </li><li>Strong understanding of adversary tradecraft (MITRE ATT&CK, kill chain, Diamond Model). </li><li>Experience with: </li><li><ul><li>Endpoint detection and response (e.g., Microsoft Defender) </li><li>Identity and cloud security (Entra ID, AWS, Azure, GCP) </li><li>SIEM platforms (e.g., Google SecOps) oNetwork telemetry (e.g., Zeek, NDR) </li></ul></li><li>Scripting and automation (Python, PowerShell). </li></ul>Licenses, Certifications, & Training: <ul><li>Certified Ethical Hacker (CEH) </li><li>GIAC: GSEC, GCIH, GCIA, GCED, GMON, GCDA, GDAT, GCFE or comparable </li><li>CompTIA Security+</li></ul><h5></h5><h5>Benefits</h5>HCA Healthcare, offers a total rewards package that supports the health, life, career and retirement of our colleagues. The available plans and programs include:<ul><li>Comprehensive benefits for medical, prescription drug, dental, vision, behavioral health and telemedicine services</li><li>Wellbeing support, including free counseling and referral services</li><li>Time away from work programs for paid time off, paid family leave, long- and short-term disability coverage and leaves of absence</li><li>Savings and retirement resources, including a 401(k) Plan with a 100% match on 3% to 9% of pay (based on years of service), Employee Stock Purchase Plan, flexible spending accounts, preferred banking partnerships, retirement readiness tools, rollover support and financial wellbeing counseling</li><li>Education support through tuition assistance, student loan assistance, certification support, dependent scholarships and a partnership with Galen College of Nursing</li><li>Additional benefits for fertility and family building, adoption assistance, life insurance, supplemental health protection plans, auto and home insurance, legal counseling, identity theft protection and consumer discounts</li></ul><a href="https://careers.hcahealthcare.com/pages/employee-benefits-and-rewards" rel="noopener noreferrer nofollow" target="_blank">Learn more about Employee Benefits</a>Note: Eligibility for benefits may vary by location.HCA Healthcare has been recognized as one of the World's Most Ethical Companies® by the Ethisphere Institute more than ten times. In recent years, HCA Healthcare spent an estimated $3.7 billion in cost for the delivery of charitable care, uninsured discounts, and other uncompensated expenses.<blockquote class="neu-text--h4 neu-text--heavy neu-text--hca-orange neu-text--align-center neu-padding--20">"Bricks and mortar do not make a hospital. People do."- Dr. Thomas Frist, Sr. 
 HCA Healthcare Co-Founder</blockquote>If you are looking for an opportunity that provides satisfaction and personal growth, we encourage you to apply for our Threat Hunting Lead opening. We promptly review all applications. Highly qualified candidates will be contacted for interviews. Unlock the possibilities and apply today!<cite>We are an equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.</cite>

At its founding in 1968, Nashville-based HCA was one of the nation's first hospital companies. Today, we are the nation's leading provider of healthcare services, a company comprised of locally managed facilities that includes about 165 hospitals and 115 freestanding surgery centers in 20 states and England and employing approximately 204,000 people. Approximately four to five percent of all inpatient care delivered in the country today is provided by HCA facilities. Richard M. Bracken serves as Chairman of HCA and R. Milton Johnson is the company's President and Chief Executive Officer. HCA is committed to the care and improvement of human life and strives to deliver high quality, cost effective healthcare in the communities we serve. Building on the foundation provided by our Mission & Values, HCA puts patients first and works to constantly improve the care we give them by implementing measures that support our caregivers, help ensure patient safety and provide the highest possible quality. Investing in our communities is important to us. HCA typically invests about $1.5 billion annually to keep our facilities modern and up-to-date technologically and to expand and add services where needed. Focusing primarily on communities where the company is a leading healthcare provider, HCA selectively adds new facilities in order to better serve our communities. And because two HCA founders were physicians, we value highly the strong relationships we've created with local physicians. We endeavor to provide them with a wide array of services and modern facilities in order to help them deliver the best possible care.

HCA Healthcare

Threat Hunting Lead

Amazon Web Services (AWS)

Analysis Skills

Architectural Services

Artificial Intelligence (AI)

Automation

Banking Services

Behavioral Health

CEH - Certified Ethical Hacker

Cloud Computing

CompTIA Security+

Consulting

Cross-Functional

Data Analysis

Embedded Systems

Establish Priorities

Flexible Spending Accounts

GCIA - GIAC Certified Intrusion Analyst

GCIH - GIAC Certified Incident Handler

GCP (Good Clinical Practices)

GIAC - Global Information Assurance Certification

GSEC - GIAC Security Essentials Certification

Gap Closure

Healthcare

Healthcare Providers

Hunting

Incident Response

Intelligence Agencies

Internet Security

Investment Strategy

Machine Tool

Metrics

Microsoft Product Family

Microsoft Windows Azure

Prescription Drugs

Process Improvement

Program Evaluation

Python Programming/Scripting Language

Quality Management

Query Analysis

SQL (Structured Query Language)

Scripting (Scripting Languages)

Security Architecture

Security Information and Event Management (SIEM)

Security Infrastructure

Software as a Service (SaaS)

Stock Purchase Plans

Telemedicine

Telemetry

Time Management

Usability Engineering

Website Conversion

Windows PowerShell

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The Senior Security Architect for AI works with EIP Department leaders and Humana enterprise stakeholders to identify, define, and develop security architecture requirements and secure designs for AI technology solutions across Humana''s business, information technology, and security domains. (Selected candidate will be required to live within 60 mins of one of the following metro locations OR be willing to relocate to within 12 months of hire date: Louisville KY, NYC Metro, Dallas Metro, Charlotte NC Metro, Tampa, Miami, Washington DC metro, Chicago, Boston, Atlanta, Nashville).

YEAR

Become a part of our caring community<ul><li>(Selected candidate will be required to live within 60 mins of one of the following metro locations OR be willing to relocate to within 12 months of hire date: Louisville KY, NYC Metro, Dallas Metro, Charlotte NC Metro, Tampa, Miami, Washington DC metro, Chicago, Boston, Atlanta, Nashville)</li></ul>The Senior Security Architect for AI works with EIP Department leaders and Humana enterprise stakeholders to identify, define, and develop security architecture requirements and secure designs for AI technology solutions across Humana''s business, information technology, and security domains. The Security Architect leads the development of technical architecture & designs, develop security requirements, perform threat modeling and ensures alignment of security & risk imperatives with business priorities.The Security Architect is responsible for the high-level design and patterns of security program infrastructures to enable the protection of Humana tools, data, systems, and networks. Working with EIP Leaders, the security architect drives alignment between the EIP security strategy, security architecture and infrastructure, and Humana's overall business and technology strategic priorities. In this capacity, the role is responsible for planning, designing, and proposing architectural patterns or security enhancements for Humana's information security and technology infrastructures. The role works with EIP and Humana leaders to review and reconcile Humana business priorities with EIP security requirements. The role engages with relevant EIP stakeholders to identify current and emerging security threats and works to design security architecture elements to mitigate threats as they emerge. Additionally, the role actively works to identify gaps within existing EIP reference architecture and designs updates to impacted security architecture elements to mitigate emerging threats.Performs and oversees efforts to conduct threat modeling, risk analyses and security assessments of relevant enterprise / EIP infrastructure. Develops and manages security requirements for GenAI, model, MCP, Agentic AI solutions and software integration with Humana systems. Ensures EIP and Humana stakeholder security requirements are necessary to protect Humana's business functions and are adequately addressed in all aspects of enterprise architecture (i.e., reference models, segment and solution architectures).The Security Architect will focus on AI security threats, designs, and secure implementation of AI processes and solutions (applications and software). This role works with relevant EIP stakeholders to ensure the associated AI security standards, templates, and security safeguards & controls for Humana's AI application architecture are in place. The role identifies opportunities to facilitate process and tooling automation, and where possible, within existing security architecture patterns. The individual in this role may participate in the research, evaluation, and implementation of AI testing tools, frameworks, and utilities for Humana's enterprise and EIP Departments.Use your skills to make an impactRequired Qualifications<ul><li>2+ Experience in technical Cybersecurity architecture</li><li>1+ Experience in Artificial Intelligence Security</li><li>1+ years of experience integrating Cybersecurity technologies with existing technologies</li><li>Experience implementing Cybersecurity technologies with enterprise-wide impact</li><li>Must be passionate about contributing to an organization focused on continuously improving consumer experiences</li></ul>Preferred Qualifications<ul><li>Master's Degree in a Technical Field</li><li>CISSP or CEH certification</li><li>Experience in AI Security</li><li>Artificial Intelligence</li><li>Model Context Protocol (MCP)</li><li>AISPM, LLM Firewall, DSPM</li><li>AI Security Frameworks and Standards (e.g. NIST AI RMF, OWASP Top 10 for LLM)</li><li>Architectural Threat Modeling</li><li>Business Architecture</li><li>Cloud Infrastructure Security</li><li>Cloud Security Architecture</li><li>Computer Protection Components Configuration (e.g., hardware firewalls, servers, routers)</li><li>Information Security Architecture</li><li>Information Technology Security</li><li>Multi-Level Security/Cross Domain/Hybrid Solutions Design</li><li>Security Program Development</li><li>Security Strategy & Planning</li><li>Security Strategy Transformation</li><li>Technical Problems Troubleshooting</li></ul>Remote/WAH requirements:<ul><li>WAH requirements: Must have the ability to provide a high speed DSL or cable modem for a home office. Associates or contractors who live and work from home in the state of California will be provided payment for their internet expense.</li><li>A minimum standard speed for optimal performance of 25x10 (25mpbs download x 10mpbs upload) is required.</li><li>Satellite and Wireless Internet service is NOT allowed for this role.</li><li>A dedicated space lacking ongoing interruptions to protect member PHI / HIPAA information</li></ul>Travel: While this is a remote position, occasional travel to Humana''s offices for training or meetings may be required.Scheduled Weekly Hours40Pay RangeThe compensation range below reflects a good faith estimate of starting base pay for full time (40 hours per week) employment at the time of posting. The pay range may be higher or lower based on geographic location and individual pay will vary based on demonstrated job related skills, knowledge, experience, education, certifications, etc.$117,600 - $161,700 per yearThis job is eligible for a bonus incentive plan. This incentive opportunity is based upon company and/or individual performance.Description of BenefitsHumana, Inc. and its affiliated subsidiaries (collectively, "Humana") offers competitive benefits that support whole-person well-being. Associate benefits are designed to encourage personal wellness and smart healthcare decisions for you and your family while also knowing your life extends outside of work. Among our benefits, Humana provides medical, dental and vision benefits, 401(k) retirement savings plan, time off (including paid time off, company and personal holidays, volunteer time off, paid parental and caregiver leave), short-term and long-term disability, life insurance and many other opportunities.About usAbout Humana: Humana Inc. (NYSE: HUM) is a leading U.S. healthcare company. Through our Humana insurance services and our CenterWell healthcare services, we make it easier for the millions of people we serve to achieve their best health - delivering the care and service they need, when they need it. These efforts are leading to a better quality of life for people with Medicare and Medicaid, families, individuals, military service personnel, and communities at large. Learn more about what we offer at Humana.com and at CenterWell.com.Equal Opportunity EmployerIt is the policy of Humana not to discriminate against any employee or applicant for employment because of race, color, religion, sex, sexual orientation, gender identity, national origin, age, marital status, genetic information, disability or protected veteran status. It is also the policy of Humana to take affirmative action, in compliance with Section 503 of the Rehabilitation Act and VEVRAA, to employ and to advance in employment individuals with disability or protected veteran status, and to base all employment decisions only on valid job requirements. This policy shall apply to all employment actions, including but not limited to recruitment, hiring, upgrading, promotion, transfer, demotion, layoff, recall, termination, rates of pay or other forms of compensation and selection for training, including apprenticeship, at all levels of employment.

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Threat Hunting Lead HCA Healthcare

Senior AI Security Architect Humana Inc

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