An extraordinarily talented group of individuals work together every day to drive TNS' success, from both professional and personal perspectives. Come join the excellence!
OverviewThe Software area is responsible for the development of computer programming systems and applications including the design, coding, testing and deployment of products and solutions to meet firm obligations.ResponsibilitiesPosition Summary:
The Senior AWS DevOps Engineer provides technical leadership in architecting and scaling cloud‑native automation, observability, and performance engineering frameworks across mission‑critical payment platforms. The role emphasizes deep AWS expertise spanning compute, networking, security, IaC, and CI/CD, to ensure highly available, secure, compliant, and high‑throughput web applications. This position drives cloud modernization initiatives, builds enterprise‑grade automation ecosystems, and mentors engineering teams in advanced DevOps and AWS best practices.
Primary Duties and Responsibilities:
- Design and develop AWS‑based deployment and test automation frameworks, leveraging services such as AWS CodePipeline, CodeBuild, Lambda, CloudFormation, and ECS/EKS.
- Lead the creation and optimization of load, regression, and performance test suites, integrating them into cloud‑native CI/CD systems.
- Guide and mentor teams in performance testing, automation, and best practices using modern AWS and DevOps tooling.
- Collaborate with development, operations, and support teams to troubleshoot and resolve complex issues, including Level‑3 customer escalations in cloud environments.
- Review and enhance test plans, automation scripts, and infrastructure definitions, ensuring quality, reliability, and security alignment.
- Design and manage containerized workloads leveraging Amazon ECS, EKS, Fargate, and ECR; implement blue/green and canary deployment strategies.
- Implement enterprise‑grade observability using CloudWatch, AWS X‑Ray, CloudTrail, OpenTelemetry, AWS Health Dashboard, and centralized logging architectures with Amazon OpenSearch and Kinesis Data Firehose.
- Manage secure, compliant environments leveraging AWS IAM, IAM Identity Center, KMS, Secrets Manager, Systems Manager, GuardDuty, Security Hub, WAF, Shield, and VPC security controls.
- Lead troubleshooting and root‑cause analysis of complex distributed applications, analyzing logs, traces, and metrics across VPCs, ALB/NLB, Route 53, and multi‑account AWS organizations.
- Optimize cloud costs and performance using AWS Compute Optimizer, Cost Explorer, Trusted Advisor, Auto Scaling groups, and serverless optimization patterns.
- Work effectively within Agile/Scrum teams, driving continuous improvement, reliability engineering, and DevOps culture adoption across Systems Test and SRE teams.
Qualifications:
- A bachelor degree in Engineering or equivalent
- 10+ years of DevOps and Test Engineering experience, including 4+ years in technical leadership roles.
- Strong expertise with AWS services, cloud automation, and IaC (CloudFormation, Terraform, CDK).
- Solid understanding of relational databases such as MySQL, MariaDB, and MS SQL.
- Hands on experience with Gitlab, CI/CD implementation, AWS/other cloud services.
- Scrum, Agile, Kanban development models
Optional Desired Qualifications:
- Demonstrated experience validating high‑throughput, resilient, cloud‑native web applications and APIs.
- Strong written and verbal communication skills suitable for cross‑functional technical leadership.
- Ability to rapidly learn new AWS services, DevOps tools, and best practices—and effectively coach others to adopt them.
Education and Certifications:
- Computer science degree or equivalent work experience within a professional software environment.
- Payment industry experience highly desired
If you are passionate about technology, love personal growth and opportunity, come see what TNS is all about!
TNS is an equal opportunity employer. TNS evaluates qualified applicants without regard to race, color, religion, gender, national origin, age, sexual orientation, gender identity or expression, protected veteran status, disability/handicap status or any other legally protected characteristic.
Skills Required
- Bachelor's degree in Engineering or equivalent
- 10+ years of DevOps and Test Engineering experience including 4+ years in technical leadership roles
- Expertise with AWS services and cloud automation
- Infrastructure as Code: CloudFormation, Terraform, CDK
- Container orchestration and runtimes: ECS, EKS, Fargate, ECR
- Observability and monitoring: CloudWatch, X‑Ray, CloudTrail, OpenTelemetry, OpenSearch, Kinesis Data Firehose
- Security and compliance tooling: IAM, IAM Identity Center, KMS, Secrets Manager, Systems Manager, GuardDuty, Security Hub, WAF, Shield, VPC controls
- Relational databases: MySQL, MariaDB, MS SQL
- Hands-on experience with GitLab and CI/CD implementation
- Designing and integrating load, regression, and performance test suites into CI/CD
- Experience working in Scrum/Agile/Kanban environments
- Payment industry experience
- Experience validating high-throughput, resilient, cloud-native web applications and APIs
- Strong written and verbal communication for cross-functional technical leadership
- Ability to rapidly learn new AWS services and coach others
Transaction Network Services Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Transaction Network Services and has not been reviewed or approved by Transaction Network Services.
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Leave & Time Off Breadth — Time off is considered a relative strength, with excellent PTO highlighted and increases after five years. Flexibility around taking time away from work supports a better overall balance for many roles.
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Flexible Benefits — Remote work options and flexibility are frequently highlighted alongside compensation and benefits, improving work-life fit for some teams. This flexibility helps offset more mixed views on other elements of the package.
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Healthcare Strength — Core medical, dental, and vision coverage are in place and are described as solid or subsidized in some contexts. Benefits are presented as competitive, reinforcing a stable baseline of health coverage.
Transaction Network Services Insights
What We Do
Transaction Network Services (TNS) is a leading global provider of data communications and interoperability solutions. Our global network and innovative value-added services enable transactions and the exchange of information to many of the world’s leading retailers, banks, payment processors, financial institutions and telecommunication firms. Founded in 1990 in the United States, TNS has grown steadily and now provides services to customers in over 60 countries across the Americas, Europe and the Asia Pacific region, with our reach extending to many more. TNS has designed and implemented a global data network which supports a variety of widely accepted communications protocols and is designed to be scalable and accessible by multiple methods.
