Systems Engineer

ACI Worldwide • Norcross, GA

7h • Hybrid

About The Position

Powering the world’s payments ecosystem
ACI powers the payments ecosystem – globally, and you power ACI. You’ll innovate, collaborate, and grow – in an energetic technology culture with decades of proven success. ACIers – in all roles and levels – are truly your colleagues and many are your friends. Our size and reach allow you to see the global impact of your work. You are visible, your talents are valued, and you are empowered to shape the future of payments.
As a Sr Systems Engineer in Norcross, GA or Omaha, NE, you will join a diverse, passionate team, dedicated to powering the world’s payments ecosystem!
JOB PURPOSE
The Sr Systems Engineer II independently monitors and maintains production systems to ensure reliability and availability. This mid-level position focuses on leading incident response, developing automation solutions, implementing monitoring and observability, and mentoring junior engineers while building expertise in operational practices.

Requirements

• Bachelor’s degree in computer science, Information Systems, or related technical field
• Equivalent experience (4+ years) may substitute for degree
• 4-6 years of professional experience in operations, DevOps, or infrastructure roles
• Proven track record of independently managing production systems
• Experience with incident management and troubleshooting complex issues
• Payments, financial services, or regulated industry experience preferred
• Strong proficiency with operating systems (Linux/Unix and Windows)
• Experience with cloud platforms and infrastructure services
• Strong scripting and automation skills (Python, Bash, PowerShell, or similar)
• Experience with monitoring and observability tools and practices
• Understanding of networking concepts and troubleshooting (TCP/IP, DNS, load balancing)
• Experience with database administration and troubleshooting
• Familiarity with CI/CD pipelines and deployment automation
• Knowledge of ITIL or similar operational frameworks
• Strong analytical and problem-solving abilities
• Excellent communication skills for incident management and technical collaboration
• Self-motivated with ability to work independently under pressure
• Collaborative team player with mentoring capabilities

Nice To Haves

• Experience with containerization and orchestration technologies
• Familiarity with infrastructure as code tools and practices
• Understanding of SRE principles and practices
• Cloud platform certifications

Responsibilities

• System Operations & Incident Management
• Independently monitor and troubleshoot production systems, applications, and infrastructure
• Lead incident response for moderate complexity issues and coordinate resolution efforts
• Perform root cause analysis and implement preventive measures
• Manage and participate in on-call rotation providing production support
• Execute operational tasks including deployments, maintenance windows, and configuration changes
• Automation & Monitoring
• Develop automation scripts to reduce manual toil and improve operational efficiency
• Configure and maintain monitoring, alerting, and observability tools
• Implement logging and metrics collection for system visibility
• Create and maintain runbooks and operational documentation
• Contribute to infrastructure as code and configuration management efforts
• Collaboration & Mentorship
• Mentor junior operations engineers on tools, processes, and best practices
• Collaborate with engineering teams on system reliability and operational requirements
• Participate in post-mortems and contribute to continuous improvement initiatives
• Share knowledge through documentation, presentations, and team discussions

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level