COMFORT SYSTEMS
Staff, Software Engineer - DevOps
COMFORT SYSTEMS, Sunnyvale, California, United States, 94087
Position Summary
You will join Walmart’s Transactional Systems organization, designing and enhancing critical systems that protect Walmart’s customers and business from fraudulent activity across our global transaction platforms. Your focus will be on DevOps and SRE best practices to ensure these systems are reliable, scalable, and secure, enabling seamless and safe transactions at massive scale.
What You’ll Do
Architect, implement, and optimize CI/CD pipelines and infrastructure-as-code solutions tailored for fraud detection and prevention platforms.
Lead the design and rollout of SRE tooling, including monitoring, alerting, and incident response automation for high‑risk transactional systems.
Drive adoption of DevOps and SRE principles across the team, mentoring engineers and influencing technical direction.
Collaborate with application, infrastructure, and security teams to ensure high availability, resilience, and security of fraud detection services.
Participate in on‑call rotations, applying deep technical expertise to swiftly diagnose and mitigate production issues, ensuring high availability and minimal disruption to customer support experiences.
Champion operational excellence by identifying and eliminating toil, automating repetitive tasks, and improving system observability.
Ensure the performance, quality, and responsiveness of applications.
Contribute to the development and enforcement of internal standards and best practices for deployment, change management, reliability, and security.
What You’ll Bring
Bachelor’s or Master’s degree in Computer Science, Engineering, or related field, or equivalent practical experience.
8+ years of experience in software engineering, DevOps, or SRE roles, with at least 2 years in a technical leadership or staff/principal capacity.
Deep expertise in cloud platforms (GCP, Azure, or AWS), Kubernetes, and container orchestration.
Strong understanding of Linux internals, enabling quick troubleshooting and root cause analysis.
Strong proficiency in scripting and automation (Python, Go, Bash, or similar).
Hands‑on experience with CI/CD tools (e.g., Jenkins, GitHub Actions, ArgoCD), configuration management (e.g., Ansible, Terraform), and observability stacks (Openobserve, Prometheus, Elasticsearch, Grafana, Splunk).
Familiarity with security concepts and best practices.
Proven track record of designing and operating highly available, scalable, and secure distributed systems—ideally in transactional or fraud prevention environments.
Excellent communication skills and a collaborative, mentoring mindset.
Preferred Qualifications
Experience with real‑time data processing, or high‑throughput transactional platforms.
Experience with AI agents, MCP, or similar technologies.
Experience with Spanner and/or Cassandra.
Contributions to open‑source DevOps/SRE tools or communities.
About Walmart Global Tech Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. That’s what we do at Walmart Global Tech. We’re a team of software engineers, data scientists, cybersecurity experts, and service professionals within the world’s leading retailer who make an epic impact and are at the forefront of the next retail disruption. People are why we innovate, and people power our innovations. We are people‑led and tech‑empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart a great career in tech, gain new skills and experience for virtually every industry, or leverage your expertise to innovate at scale, impact millions and reimagine the future of retail.
Walmart’s culture is a competitive advantage, and it’s fostered by being together. Working together in person allows us to collaborate, align quickly and innovate with greater speed. We use our campuses to create purposeful connection rooted in deepening understanding and investing in the development of our associates.
Benefits Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, and much more.
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.
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 benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.
For more information about benefits and eligibility, see One.Walmart.
Equal Opportunity Employer Walmart, Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers and the communities we serve live better when we really know them. That means understanding, respecting and valuing diversity—unique styles, experiences, identities, ideas and opinions—while being inclusive of all people.
Location and Compensation Sunnyvale, California – Annual salary range: $143,000.00 - $286,000.00 (worldwide chargeable rates may apply).
Bellevue, Washington – Annual salary range: $132,000.00 - $264,000.00 (worldwide chargeable rates may apply).
Additional compensation may include stock and performance bonuses.
Primary Location 809 11th Ave, Sunnyvale, CA 94089‑4731, United States of America
Drug‑Free Workplace Policy Walmart and its subsidiaries are committed to maintaining a drug‑free workplace and have a no‑tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.
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What You’ll Do
Architect, implement, and optimize CI/CD pipelines and infrastructure-as-code solutions tailored for fraud detection and prevention platforms.
Lead the design and rollout of SRE tooling, including monitoring, alerting, and incident response automation for high‑risk transactional systems.
Drive adoption of DevOps and SRE principles across the team, mentoring engineers and influencing technical direction.
Collaborate with application, infrastructure, and security teams to ensure high availability, resilience, and security of fraud detection services.
Participate in on‑call rotations, applying deep technical expertise to swiftly diagnose and mitigate production issues, ensuring high availability and minimal disruption to customer support experiences.
Champion operational excellence by identifying and eliminating toil, automating repetitive tasks, and improving system observability.
Ensure the performance, quality, and responsiveness of applications.
Contribute to the development and enforcement of internal standards and best practices for deployment, change management, reliability, and security.
What You’ll Bring
Bachelor’s or Master’s degree in Computer Science, Engineering, or related field, or equivalent practical experience.
8+ years of experience in software engineering, DevOps, or SRE roles, with at least 2 years in a technical leadership or staff/principal capacity.
Deep expertise in cloud platforms (GCP, Azure, or AWS), Kubernetes, and container orchestration.
Strong understanding of Linux internals, enabling quick troubleshooting and root cause analysis.
Strong proficiency in scripting and automation (Python, Go, Bash, or similar).
Hands‑on experience with CI/CD tools (e.g., Jenkins, GitHub Actions, ArgoCD), configuration management (e.g., Ansible, Terraform), and observability stacks (Openobserve, Prometheus, Elasticsearch, Grafana, Splunk).
Familiarity with security concepts and best practices.
Proven track record of designing and operating highly available, scalable, and secure distributed systems—ideally in transactional or fraud prevention environments.
Excellent communication skills and a collaborative, mentoring mindset.
Preferred Qualifications
Experience with real‑time data processing, or high‑throughput transactional platforms.
Experience with AI agents, MCP, or similar technologies.
Experience with Spanner and/or Cassandra.
Contributions to open‑source DevOps/SRE tools or communities.
About Walmart Global Tech Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. That’s what we do at Walmart Global Tech. We’re a team of software engineers, data scientists, cybersecurity experts, and service professionals within the world’s leading retailer who make an epic impact and are at the forefront of the next retail disruption. People are why we innovate, and people power our innovations. We are people‑led and tech‑empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart a great career in tech, gain new skills and experience for virtually every industry, or leverage your expertise to innovate at scale, impact millions and reimagine the future of retail.
Walmart’s culture is a competitive advantage, and it’s fostered by being together. Working together in person allows us to collaborate, align quickly and innovate with greater speed. We use our campuses to create purposeful connection rooted in deepening understanding and investing in the development of our associates.
Benefits Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, and much more.
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.
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 benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.
For more information about benefits and eligibility, see One.Walmart.
Equal Opportunity Employer Walmart, Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers and the communities we serve live better when we really know them. That means understanding, respecting and valuing diversity—unique styles, experiences, identities, ideas and opinions—while being inclusive of all people.
Location and Compensation Sunnyvale, California – Annual salary range: $143,000.00 - $286,000.00 (worldwide chargeable rates may apply).
Bellevue, Washington – Annual salary range: $132,000.00 - $264,000.00 (worldwide chargeable rates may apply).
Additional compensation may include stock and performance bonuses.
Primary Location 809 11th Ave, Sunnyvale, CA 94089‑4731, United States of America
Drug‑Free Workplace Policy Walmart and its subsidiaries are committed to maintaining a drug‑free workplace and have a no‑tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.
#J-18808-Ljbffr