Exciting Opportunity: Site Reliability Engineer 

Are you ready to help shape the future of global finance? Join Nasdaq’s high-impact, cross-functional team in Denver, CO as a Site Reliability Engineer and play a pivotal role in delivering resilient, high-performance solutions to financial institutions and organizations around the globe! This is more than just a technical role - it's a chance to be part of a mission-driven team that ensures the stability and scalability of systems powering the global economy. If you're passionate about automation, cloud infrastructure, and solving complex challenges at scale, this is your opportunity to make a real difference in a fast-paced, innovation-first environment. 

What You'll Do: 

• Ensuring uptime of critical applications and systems in a fast-paced, high-pressure, low-latency and high-performance environment 

• Troubleshoot AWS Cloud and on-prem applications, software and hardware issues 

• Develop and maintain Linux systems, with a strong focus on automation for systems administration and operational tasks 

• Design, implement, and maintain high-availability and scalable infrastructure in AWS utilizing Infrastructure as Code (IaC) 

• Manage and optimize AWS-based solutions using a wide range of services 

• Implement, maintain and deploy configuration management systems 

• Build and maintain CI/CD deployment pipelines with GitLab 

• Create, implement, and analyze alerting and logging for applications and systems 

• Develop and maintain documentation on technical procedures 

• Occasionally participate in an on-call rotation to support team needs 

• Communicate with management on the status of projects and problem resolution efforts, providing escalation as required 

What We're Looking For: 

• Degree in Computer Science or a related field, with 5–8 years of experience in a similar role 

• Strong knowledge in AWS, with experience managing and optimizing services using best practices (EKS, MSK, Redshift, RDS, EC2, Route 53, SES, SSM, KMS, IAM) 

• Proficiency in containerization systems and tools (EKS, Docker, ECS, Fargate, Argo) 

• Experience with configuration management systems (Puppet, Ansible, Chef) 

• Experience with IaC (Terraform) 

• Hands-on experience with CI/CD systems (GitLab, Github, Jenkins) 

• Proficient in monitoring and logging platforms (Datadog, Splunk, Grafana, CloudWatch) 

• Strong to expert level proficiency in Linux Operating Systems (5 -10+ years) 

• Deep expertise in Java and bash (5-7+ years) 

• Working knowledge of Python, Go, JS, or Ruby (5-7+ years) 

• Solid understanding of cloud infrastructure, networking, and security best practices 

• Excellent problem-solving skills and ability to troubleshoot complex issues 

• Good knowledge of databases (Postgres, MySQL, DynamoDB, InfluxDB) 

What Success Looks Like: 

• Creative thinker who is excited to approach challenges from different angles to find effective solutions 

• Strong presentation and communication skills, with the ability to convey complex ideas clearly 

• Consistently delivers high-quality work that exceeds expectations 

• Collaborative team player eager to provide technical leadership and helps to elevate others for success 

Growth Opportunities: 

• Access to training and development programs to support continuous learning 

• Opportunities to progress your career as you grow within the team 

• Leverage your skills to explore different areas of the business and expand your impact 

This position is located in Denver, Colorado and offers the opportunity for a hybrid work environment (at least 3 days a week in office, subject to change), providing flexibility and accessibility for qualified candidates.