Systems Engineer IV

Position Description & Qualifications

Looking for a senior Cloud Engineer opportunity in an environment where you can make an impact every day? Discover this great opportunity with the Center for Medicare and Medicaid Services Eligibility Support contract. Bring your expertise and collaborative skills to make an impact towards our critical mission.

Serco supports the US Department of Health and Human Services CMS contract providing eligibility support for the Center for Medicare and Medicaid services. Our team develops, maintains and manages the infrastructure that is the backbone of this key piece of the CMS contract. You will be part of a team of systems engineers that works closely with the customer and other Serco teams to deliver outstanding performance within the program. The team has been recognized by CMS and the industry for their outstanding contributions to the contract and program.

This role involves designing, building, and operating scalable, secure, and resilient AWS-based solutions, with a strong emphasis on containerized workloads, infrastructure as code, and platform standardization. The engineer will play a crucial role in empowering application teams by translating their requirements into practical implementation strategies while maintaining a strong ownership of production systems.

This position builds upon our existing expertise in Linux and container-based systems and aims to advance towards a more standardized, AWS-native, and automation-driven operating model.

This is a fully remote position.

As a Systems Engineer, you will:

• Design, implement, and operate AWS-based infrastructure that supports containerized applications (ECS, EKS, Kubernetes) while ensuring solutions are designed with operability, scalability, and resilience in mind for production environments.
• Implement and maintain best practices for efficient resource utilization and cost optimization, monitor and optimize system performance and reliability and Collaborate with cross-functional teams to identify and address operational challenges.
• Collaborate with Application Development teams during engineering design discussions and Translate application requirements and user stories into clear AWS/TFE implementation strategies.
• Own and support production environments, ensuring high availability and optimal performance as well as lead troubleshooting and root cause analysis for complex production issues.
• Build, manage, and optimize container platforms using Elastic Container Service (ECS), Elastic Kubernetes Service (EKS) while supporting the migration and modernization of workloads towards container-based architectures.
• Design and maintain infrastructure using Terraform, with a strong emphasis on Terraform Enterprise (TFE), Develop reusable modules and workflows to ensure consistent infrastructure deployment.
• Automate provisioning, configuration, and deployment processes across multiple AWS accounts.
• Implement AWS security best practices, including Identity and Access Management (IAM), network segmentation, and encryption as well as Support compliance with relevant frameworks, such as NIST 800-53 / FedRAMP (as applicable).
• Establish standardized deployment patterns, including continuous integration/continuous deployment (CI/CD), GitOps, blue/green, and canary deployments.
• Promote the adoption of standardized platform patterns and Terraform Enterprise while identifying opportunities to enhance developer experience and reduce operational friction.
• Drive incremental improvements in platform capabilities and delivery processes.

To be successful in this role, you must have:

• A Bachelor's degree in a related field (8 years of relevant experience can be considered in lieu of a degree).
• 7 years of experience in Linux systems engineering, cloud engineering, or related roles.
• Strong experience with AWS services (EC2, S3, VPC, IAM, etc.).
• Hands-on experience with container platforms (ECS, EKS, Kubernetes, or OpenShift).
• Experience with infrastructure as code (Terraform preferred; TFE strongly preferred).
• Proven experience in incident response, troubleshooting, and root cause analysis.
• Experience with CI/CD pipelines and version control systems (GitLab or similar).
• A solid grasp of networking, security, and system design principles.
• Strong communication skills and the ability to collaborate across teams.

Additional desired qualifications:

• Proficiency in observability tools (OpenSearch, Prometheus, Grafana).
• Experience in regulated environments (FedRAMP, NIST, CMS ARS).
• AWS certifications (Solutions Architect, SysOps, etc.).
• Experience supporting platform engineering or internal developer platforms.

Company Overview

Serco Inc. (Serco) is the Americas division of Serco Group, plc. In North America, Serco's 9,000 employees strive to make an impact every day across 100 sites in the areas of Defense, Citizen Services, and Transportation. We help our clients deliver vital services more efficiently while increasing the satisfaction of their end customers.

Pay Transparency

Our Total Rewards package includes competitive pay, performance-based incentives, and benefits that promote well-being and work-life balance. Eligible employees also gain access to a wide range of benefits from comprehensive health coverage and health savings accounts to retirement plans, life and disability insurance, and time-off programs.