Sr Cloud Engineer

Powering the world’s payments ecosystemACI 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.JOB PURPOSE:The Senior Cloud Engineer designs and implements complex cloud infrastructure solutions and leads multi-cloud and hybrid cloud initiatives. This senior-level position focuses on driving cloud cost optimization, architecting CI/CD pipelines for large-scale infrastructure, owning security posture, and mentoring engineers while collaborating closely with Cloud Architects on translating designs to production.ESSENTIAL FUNCTIONS AND RESPONSIBILITIES:Architecture & Complex ImplementationDesign and implement complex cloud infrastructure solutions for enterprise-scale workloads.Lead multi-cloud or hybrid cloud implementations across multiple environments.Architect CI/CD pipelines for large-scale infrastructure provisioning and deployment.Define infrastructure as code patterns and standards for the team.Drive platform and tooling decisions that improve engineering efficiency.Administer and support AWS resources along with identity management to cloud resources. Develop proof of concepts to demonstrate the viability of new ideas and technologies to support innovation.Security, Cost & OptimizationOwn cloud security posture and lead compliance implementation across environments.Drive cloud cost optimization initiatives including rightsizing, governance, and FinOps practices.Design and implement networking solutions for complex connectivity requirements.Lead capacity planning and performance optimization for cloud infrastructure.Establish monitoring and observability practices for cloud environments.Develop/refine methods to monitor and report performance and security metrics for virtualized resources.Mentorship & Cross-Functional CollaborationMentor fellow team members to clearly explain solutions to complex problems. Demonstrate the ability to lead and impart knowledge effectively.Collaborate closely with Cloud Architects on translating architecture designs to production.Lead technical reviews and drive adoption of cloud engineering best practices.Create comprehensive technical documentation and knowledge base content.Provide guidance to the application/development teams wherever applicable to promote self-diagnosis and self-reliance.Provide advanced support to all applications for configuration, triage, and/or enhancement.Qualifications:EducationBachelor's degree in Computer Science, Information Systems, or related technical field.Equivalent experience (7+ years) may substitute for degree.Experience5-8 years of professional experience in cloud engineering.Experience and willingness to support technology at an enterprise level in a production 24x7 environment.Proven track record of designing and delivering complex cloud infrastructure.Experience leading multi-cloud or hybrid cloud implementations.Proficiency with mentoring engineers and influencing technical direction.Payments, financial services, or regulated industry experience preferred.Technical SkillsAdvanced infrastructure as code skills across multiple tools and practices. Coupled with strong CI/CD pipeline design.Intimate familiarity within monitoring solutions to promote effective resiliency.Deep expertise in cloud platform services and infrastructure at scale. Well versed with a broad portfolio of AWS infrastructure services/concepts.Expert level proficiency with complex containerization solutions such as Docker, OpenShift, Kubernetes or Docker Swarm. AWS EKS would be highly preferential.Extensive proficiency with Linux/Unix administration and troubleshooting along with associated scripting languages (e.g. bash, python). RedHat/Amazon Linux platform knowledge is desirable.Heavy familiarity with Windows server operating systems administration and troubleshooting along with associated scripting languages (e.g. powershell).Expert networking knowledge including multi-cloud connectivity and hybrid architectures.Strong security and compliance implementation experience across cloud environments.Experience with cloud cost management, FinOps practices, and optimization.Familiarity with container orchestration and cloud-native technologies.Professional SkillsExcellent technical communication and presentation skills.Strong leadership and mentorship abilities.Strategic thinking and problem-solving capabilities.Cross-functional collaboration and influence across teams.PREFERRED QUALIFICATIONSExperience with large-scale distributed cloud infrastructure.Advanced cloud platform certifications.Knowledge of disaster recovery and business continuity for cloud environments.Experience with cloud governance frameworks and organizational standards.WORK ENVIRONMENTHybrid work model (2-3 days in-office); multiple office locations available.5-10% travel for conferences or cross-team collaboration.Flexible hours with occasional extended availability for critical deployments.Applicants must be currently authorized to work in the United States on a full-time basis. This position does not offer sponsorship for employment visa status or work permit now or in the future.In return for your expertise, we offer opportunities for growth, career development, and a competitive compensation and benefits package—all within an innovative and collaborative work environment.Are you ready to help us transform the payments ecosystem? To learn more about ACI Worldwide, visit our web site at Job ID (Requisition #19161)ACI Worldwide is an AA/EEO employer in the United States, which includes providing equal opportunity for protected veterans and individuals with disabilities, and an EEO employer globally.Important Notice About Recruitment ScamsJob seekers should be aware of ongoing recruitment scams where individuals or organizations impersonate legitimate companies to offer fake job opportunities. These scams often involve requests for personal information, payments, or interviews through unofficial channels. Please be cautious and verify any communications claiming to be from our company ( / @aciworldwide.com). The ACI Worldwide recruitment team will always follow official channels and will never request payment.#LI-LF1#LI-HybridACI Worldwide is a global leader in mission-critical, real-time payments software. Our proven, secure and scalable software solutions enable leading corporations, fintechs and financial disruptors to process and manage digital payments, power omni-commerce payments, present and process bill payments, and manage fraud and risk. We combine our global footprint with a local presence to drive the real-time digital transformation of payments and commerce.Full timePosting Date: 2026-05-11