Cognizant’s Application Delivery practice is seeking a highly qualified Lead Devops / Site Reliability Engineer with experience developing and building high-performing, scalable, enterprise applications. You will be part of a digital software team that works on high-demand applications. Our engineers have a passion for high-quality, reliable and maintainable code. You will work side by side with product managers, designers, and clients, making decisions together in order to quickly deliver valuable working software to clients and their users. Our engineers are agile and retrospective, and not afraid to identify what we’re doing wrong, so we can fix it, and what we’re doing right, so we can improve on it. Above all, we judge success by the success of our team and the happiness of our customers.
Cognizant’s Application Delivery If you’re like us, you’ve got big ideas. At Cognizant, we’re exploring new ideas every day. We help industry leading companies reinvent their business models and innovate products that create new value—by connecting people with things, insights and experiences. Cognizant digital engineering designs, engineers and delivers digital products and experiences that drive digital-first business models. We offer the most comprehensive digital engineering expertise and client-centric methodology for sustainable innovation.
Location: Atlanta , Georgia
Experience Required: 9+ years
You must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future.
Cognizant will not sponsor work authorization for this role.
Roles and Responsibilities:
System Design
• Deep understanding of AWS services (EC2, ECS/EKS, Lambda, VPC, IAM, RDS, S3, CloudWatch, etc.).
• What’s three tier architecture, etc.
Monitoring & Alerting
• Monitor application performance and system health using tools such as Datadog/AWS Cloud Watch, Splunk, Kibana, etc.
• Configure and maintain dashboards, alerts, and log forwarders for cloud resources.
• Perform FinOps validation to identify and optimize underutilized resources.
Incident Management & Linux System Troubleshooting – must have
• Respond to alerts and troubleshoot application issues in UAT and Production environments.
• Conduct root cause analysis for incidents and implement corrective actions.
• Maintain detailed runbooks, troubleshooting guides, and operational documentation.
Release & Change Management – process oriented
• Manage build releases from Gitlab master branch and deploy to UAT and Production environments.
• Plan and execute production releases, including change management ticket approvals.
• Maintain and renew SSL certificates across environments.
Security & Compliance
• Apply and maintain security patches for VMs and containers.
• Manage secrets in vaults and enforce best security practices.
• Monitor and improve security posture at the organizational level.
Automation & CI/CD – must have
• Develop and maintain automation scripts for applications and CI/CD processes.
• Create and manage custom CI/CD pipelines (e.g., Gitlab gitrunner Jenkins).
Infrastructure as Code (IaC) – must have
• Design and maintain Infrastructure as Code using tools like Terraform.
• Develop custom cloud resource templates for scalable deployments.
Must willing to be part of oncall rotation – must have
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Qualifications
• Strong experience with monitoring tools (Datadog, AWS CloudWatch, Splunk, Kibana,).
• Proficiency in CI/CD tools (GitLab runner, Jenkins) and scripting languages (Python, Go, Shell, Groovy).
• Hands-on experience with Infrastructure as Code (Terraform, Ansible).
• Knowledge of cloud platforms (AWS, Azure), containerization (Docker/Kubernetes), and security best practices.
• Excellent troubleshooting and problem-solving skills.
• Familiarity with change management processes and compliance standards.
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Preferred Skills & Certifications
• Certifications:
o AWS Certified DevOps Engineer – Associate
o Azure DevOps Engineer
o Certified Kubernetes Administrator (CKA)
o HashiCorp Certified: Terraform Associate
Travel: 0-5%
Why Choose Cognizant?
It takes a lot to succeed in today’s fast-paced market, and Cognizant Technology Solutions has become a leader in the industry. We love big ideas and even bigger dreams! We stand out because we put human experiences at the core. Our associates enjoy robust benefits and training opportunities from our industry-recognized, award-winning Academy team. You will have access to hundreds of technical trainings to keep your skillsets fresh and have opportunities to acquire certifications on the newest technologies.
Everything we do at Cognizant we do with passion—for our clients (fortune 100 companies), our communities, and our organization. It’s the defining attribute that we look for in our people.
If you love ambiguity, excited by change, and excel through autonomy, we’d love to hear from you!
About Cognizant Application Delivery Well-designed ,software transcends digital technology, going beyond the fulfillment of basic requirements to focus instead on human needs. Within Cognizant Digital Engineering, we help clients develop software products that transform human insights into tangible, production-ready digital solutions. We also work with our clients to scale their native cloud applications. Using insights from the lived experiences of our consumers, we seamlessly replace traditional service strategies with engaging, precise, and direct digital applications. Designing phenomenal software is vital to success in the digital economy—and we understand that a human-centric approach is key to this design.
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