Site Reliability Engineer

Cognizant; Plano (TX); On-site; USD 74,000 - 105,000; Full time

Benefits offered by this job

Medical/Dental/Vision/Life Insurance

Paid holidays plus Paid Time Off

401(k) plan

Long-term/Short-term Disability

Paid Parental Leave

Employee Stock Purchase Plan

Job summary

Cognizant in Plano, TX is seeking an experienced Site Reliability Engineer (SRE) to drive application and infrastructure reliability across cloud environments. The ideal candidate will have strong expertise in end-to-end testing, performance testing, load testing, failover validation, failure recovery, and operational resilience.

You will design and implement testing strategies, monitor KPI/SLA/SLOs, perform capacity planning, automate provisioning, and collaborate with development, security,

Qualifications

• Experience with Kubernetes/AKS administration and troubleshooting.
• Hands-on experience with Azure/AWS/GCP, networking, and cloud infrastructure.
• Proficiency in Linux administration and system performance tuning.
• Experience with monitoring/observability tools (Prometheus, Grafana, Splunk, Dynatrace, Azure Monitor).

Responsibilities

• Design and execute performance, load, stress, failover testing strategies.
• Assess reliability via KPI/SLA/SLOs and availability monitoring.
• Plan capacity, run failure simulations and recovery tests.
• Automate provisioning, deployments, monitoring, and remediation processes.
• Monitor system health, troubleshoot incidents, and perform RCA.
• Collaborate with development, infra, and security teams to improve reliability.
• Implement security controls and vulnerability remediation.

Skills

CI/CD & automation

Security & compliance

Reliability mindset

Tools

Kubernetes / AKS

Azure/AWS/GCP

Linux administration

Docker

Prometheus

Grafana

Splunk

Dynatrace

Azure Monitor

Job description

Seeking an experienced Site Reliability Engineer (SRE) to drive application and infrastructure reliability across cloud environments. The ideal candidate will have strong expertise in end-to-end testing, performance testing, load testing, failover validation, failure recovery, and operational resilience, with a deep understanding of both infrastructure and application architectures.

Key Responsibilities

Design and execute performance, load, stress, failover, disaster recovery, and end-to-end testing strategies.

Assess application and infrastructure reliability through KPI, SLA, SLO, and availability monitoring.

Conduct capacity planning, failure simulations, and recovery testing to ensure business continuity.

Automate infrastructure provisioning, deployments, monitoring, and remediation processes.

Monitor system health, troubleshoot incidents, and perform root cause analysis (RCA).

Collaborate with development, infrastructure, and security teams to improve platform reliability and performance.

Implement security controls, vulnerability remediation, and compliance best practices.

Required Skills

Strong experience with Kubernetes / AKS administration and troubleshooting.

Hands‑on experience with Azure/AWS/GCP, networking, and cloud infrastructure.

Proficiency in Linux administration and system performance tuning.

Experience with Docker and containerization technologies.

Strong understanding of security, cloud compliance, and vulnerability remediation.

Experience with monitoring and observability tools such as Prometheus, Grafana, Splunk, Dynatrace, or Azure Monitor.

"Knowledge of CI/CD and automation practices."

About Cognizant’s IoT Practice:

Intelligent, IoT-enabled products will soon result in the proliferation of data and disrupt virtually all industries. To be successful, both large and small companies must leverage IoT capabilities by designing modern products that fundamentally connect people with processes. Within Cognizant IOT, we engineer industry-aligned, IoT-enabled products that merge industry needs with human drivers. Our intelligent products will revolutionize experiences and result in exciting, transformative outcomes. Without human-centered thinking, connected products are just standalone things—but with it, our modern connected products facilitate a unified way of life enjoyed by all.

Please note, this role is not able to offer visa transfer or sponsorship now or in the future

• Applications will be accepted until Aug31 , 2026

Compensation & Benefits

$74,000– $105,000 per year + Cost of Living Allowance

Bonus + Comprehensive Benefits

Additional Information

• Onsite role
• Visa sponsorship is not available now or in the future. Candidates requiring sponsorship will not be considered.

Benefits

Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan

Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.