Incident Response Engineer

Position: (USA) Staff, Incident Response Engineer
Position Summary...

Walmart is seeking a Staff Incident Response Engineer to lead the development and execution of cyber incident response strategies. This role involves managing complex investigations, mitigating threats across network and cloud environments, and enhancing detection and containment processes. The position requires expertise in hands-on response, vulnerability assessment, threat intelligence, and digital forensics to protect organizational assets. The engineer will collaborate with cross-functional teams, mentor associates, and drive continuous improvements in security operations to safeguard against evolving cyber threats while supporting business objectives and compliance standards.

Walmart's Global CSIRT safeguards one of the largest retail ecosystems by delivering continuous, 24/7 incident response across multiple regions and platforms. The team investigates and mitigates cyber threats to minimize business impact and maintain customer trust. Collaborating closely with engineering, infrastructure, legal, compliance, and leadership, the team ensures effective incident management and security improvements. Beyond response efforts, the team enhances Walmart's security posture through intelligence-driven defense and lessons learned.

This role offers the opportunity to contribute to a global cyber defense operation with precision and strong cross-functional collaboration.

What you'll do...

* Lead and execute cyber incident response activities, including detection, containment, mitigation, and recovery across network and cloud environments.

* Develop and refine response procedures aligned with security standards such as NIST 800-53 and ISO
27001.

* Conduct malware analysis, threat research, and intelligence synthesis to identify and address emerging cyber threats.

* Mentor team members on incident handling, digital forensics, and vulnerability assessments to enhance response capabilities.

* Collaborate with stakeholders to communicate incident status, manage risks, and implement prevention strategies.

* Drive continuous improvement of incident detection, response processes, and security controls to reduce impact and recurrence.

What you'll bring:

* Proven expertise in incident response, including knowledge of cyber incident phases and mitigation strategies aligned with NIST 800-53 and ISO
27001 standards.

* Experience with malware analysis, threat intelligence, and cyber incident management across network and cloud environments.

* Strong skills in vulnerability assessment, penetration testing, and threat modeling to identify and address security risks.

* Ability to develop and implement incident response procedures and lead containment and recovery efforts.

* Proficiency in stakeholder management and effective communication during incident response activities.

* Relevant certifications such as GIAC Certified Incident Handler or Certified Cloud Security Professional (CCSP).

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. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see  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.

Eligibility requirements apply to some…