The Senior Cloud Infrastructure Engineer will design, maintain, and optimize secure, scalable, and highly available cloud infrastructure supporting a healthcare credentialing platform. This hands-on role combines AWS cloud engineering, DevOps, and systems administration, offering broad ownership across cloud and on-premises environments. You will serve as the subject matter expert for Linux, container platforms, Nutanix infrastructure, email relay systems, and SSL/TLS certificate management. Working within a small, collaborative team, you will drive infrastructure automation, strengthen security, and improve system reliability and operational efficiency. You will also contribute to compliance initiatives, disaster recovery planning, and continuous improvement across a predominantly Windows-based technology environment. This remote opportunity is ideal for a versatile engineer who enjoys solving complex technical challenges, adapting to changing priorities, and taking ownership of critical infrastructure.
Design, deploy, and operate secure, resilient, and highly available AWS infrastructure using services such as EC2, VPC, IAM, ECS, S3, RDS, Route 53, CloudWatch, and Systems Manager, following AWS Well-Architected Framework principles.
Optimize cloud infrastructure for security, performance, scalability, cost efficiency, and disaster recovery readiness.
Manage infrastructure as code using AWS CloudFormation and support CI/CD pipelines for container builds, infrastructure changes, and application deployments.
Operate containerized workloads on Amazon ECS and ECS Anywhere, and administer Rancher-native Cattle clusters to ensure reliable application delivery.
Serve as the Linux administration specialist, managing server provisioning, security hardening, patching, performance tuning, troubleshooting, and maintenance across physical, virtual, and cloud environments.
Administer Windows Server infrastructure, including Active Directory, Group Policy, DNS, DHCP, and IIS, across on-premises systems and AWS EC2 instances.
Maintain and optimize on-premises Nutanix hyperconverged infrastructure using Prism Element, Prism Central, and AHV, including virtual machine management, cluster health monitoring, capacity planning, upgrades, and data protection.
Automate infrastructure configuration, system maintenance, and patch management using Python, PowerShell, Bash, and AWS Systems Manager.
Manage SMTP relay infrastructure using Postfix and/or Amazon SES, ensuring reliable email delivery and maintaining SPF, DKIM, DMARC, and TLS configurations.
Oversee SSL/TLS certificate lifecycle management, including certificate requests, installation, renewal, and troubleshooting across IIS, Linux web servers, Postfix, AWS Certificate Manager, and load balancers.
Implement and maintain monitoring, logging, alerting, and incident response processes to strengthen system availability and operational reliability.
Participate in on-call rotations and troubleshoot infrastructure incidents, identifying root causes and implementing sustainable corrective actions.
Support security and compliance requirements, including HITRUST and SOC 2 controls, by maintaining secure configurations, operational documentation, and appropriate infrastructure safeguards.
Collaborate with technical and business stakeholders to prioritize infrastructure improvements, resolve operational challenges, and adapt to evolving business needs.
Contribute across cloud engineering, systems administration, and technical support responsibilities as priorities shift within a small, generalist team.