Intrusion Analyst III

Walmart • Bentonville, AR

2d • $90,000 - $216,000

About The Position

Position Summary... The Intrusion Analyst III serves as an experienced security professional within Walmart’s Security Operations Center (SOC), responsible for performing in-depth investigations, refining triage quality, and mentoring entry-level analysts. This role bridges operational execution and analytical leadership, ensuring SOC workflows remain efficient, accurate, and responsive to evolving threats. The Intrusion Analyst III independently conducts follow-on investigations, validates findings, and contributes to process improvements that enhance detection and response capabilities. What you'll do... Investigation Ownership – Lead follow-on investigations from escalated alerts to resolution, identifying root causes and impact scope. Quality Control – Review and validate triage work from Analysts II to ensure consistency and accuracy across incident handling. Threat Analysis – Identify and contextualize indicators of compromise using SOAR, SIEM, endpoint, and AI-assisted tools. Incident Response Support – Collaborate with senior analysts during containment and recovery phases, ensuring accurate data collection and response coordination. Process Refinement – Recommend improvements to triage workflows, documentation standards, and response playbooks. Cross-Functional Collaboration – Partner with detection engineering, threat intelligence, and infrastructure teams to share findings and improve visibility. Knowledge Sharing – Mentor junior analysts through shadowing, feedback, and informal training sessions. Reporting – Produce detailed investigation reports and summaries for senior review. Core Competencies Technical Depth – Demonstrates strong understanding of intrusion methods, network forensics, and incident response techniques. Critical Thinking – Applies structured analysis to evaluate alerts and data, identifying patterns and correlations across sources. Accountability – Takes ownership of assigned incidents and ensures timely and accurate resolution. Collaboration – Works effectively across functions, providing clear communication and actionable insights. Mentorship – Supports the development of Analysts II by modeling best practices and reinforcing operational standards. Technical Knowledge & Skills Proficient in SOC toolsets: SIEM, SOAR, endpoint detection, and AI-assisted analysis platforms. Familiar with incident response frameworks (NIST) and adversary mapping (MITRE ATT&CK). Skilled in investigation techniques such as log correlation, memory analysis, and forensic review. Experience documenting findings and contributing to incident post-mortems. Working knowledge of scripting, query building, or automation concepts to enhance analysis efficiency. Impact of Role The Intrusion Analyst III ensures Walmart’s SOC maintains high analytical quality and investigative rigor. By owning investigations, mentoring peers, and improving SOC efficiency, this role serves as the critical bridge between front-line execution and senior-level technical leadership.

Requirements

• Bachelor’s degree in Cybersecurity, Computer Science, or related field (or equivalent experience).
• 4+ years of experience in SOC operations, intrusion analysis, or incident response.
• Demonstrated ability to lead independent investigations and mentor junior team members.
• Proficient in SOC toolsets: SIEM, SOAR, endpoint detection, and AI-assisted analysis platforms.
• Familiar with incident response frameworks (NIST) and adversary mapping (MITRE ATT&CK).
• Skilled in investigation techniques such as log correlation, memory analysis, and forensic review.
• Experience documenting findings and contributing to incident post-mortems.
• Working knowledge of scripting, query building, or automation concepts to enhance analysis efficiency.
• Option 1: Bachelor’s degree in computer science, information technology, engineering, information systems, cybersecurity or related area and 2years’ experience in intrusion analysis or related area at a technology, retail, or data-driven company.
• Option 2: 4 years’ experience in intrusion analysis or related area at a technology, retail, or data-driven company.

Nice To Haves

• Certification in Security+, Network+, GISF, CISA ,CISSP, CCSP, or GCIH
• Master’s degree in Computer Science, Information Technology, Engineering, Information Systems, Cybersecurity, or related area
• We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.
• The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.

Responsibilities

• Lead follow-on investigations from escalated alerts to resolution, identifying root causes and impact scope.
• Review and validate triage work from Analysts II to ensure consistency and accuracy across incident handling.
• Identify and contextualize indicators of compromise using SOAR, SIEM, endpoint, and AI-assisted tools.
• Collaborate with senior analysts during containment and recovery phases, ensuring accurate data collection and response coordination.
• Recommend improvements to triage workflows, documentation standards, and response playbooks.
• Partner with detection engineering, threat intelligence, and infrastructure teams to share findings and improve visibility.
• Mentor junior analysts through shadowing, feedback, and informal training sessions.
• Produce detailed investigation reports and summaries for senior review.

Benefits

• At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet.
• Health benefits include medical, vision and dental coverage.
• Financial benefits include 401(k), stock purchase and company-paid life insurance.
• Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting.
• Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.
• You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes.
• Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities.
• Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates.
• Tuition, books, and fees are completely paid for by Walmart.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level