Remote Senior Systems Administrator | AWS & Automation

Eliassen Group; United States; Remote; USD 90,000 - 103,000; Full time

Benefits offered by this job

Medical benefits

Dental benefits

Vision benefits

401k with company matching

Life insurance

Job summary

Eliassen Group is seeking a senior Systems Administrator/Infrastructure Engineer to manage Linux and Windows Server environments, oversee AWS services, and drive automation for reliability and security. The role is remote with a client focus on production-support responsibilities and incident response.

Ideal candidates have hands-on AWS experience, proficiency with Ansible, and strong monitoring skills across Nagios, CloudWatch, and PagerDuty to continuously improve scalability and security.

Qualifications

• Strong hands-on experience with Linux and Windows Server administration.
• Experience administering production environments within AWS.
• Working knowledge of EC2, S3, VPC, IAM, and CloudWatch.
• Experience with Ansible or similar infrastructure automation tools.
• Experience with infrastructure monitoring and alerting platforms.
• Strong troubleshooting and incident-response skills; ability to work independently and take ownership of infrastructure operations.

Responsibilities

• Administer and support Linux and Windows Server environments.
• Manage and maintain AWS infrastructure, including EC2, S3, VPC, IAM, and CloudWatch.
• Perform system patching, maintenance, upgrades, and security remediation.
• Develop and maintain infrastructure automation using Ansible.
• Monitor infrastructure health and performance using Nagios, CloudWatch, and PagerDuty.
• Troubleshoot production infrastructure issues and participate in incident response.
• Support infrastructure security, access management, and operational best practices.
• Identify opportunities to improve reliability, automation, scalability, and overall infrastructure operations.

Skills

Linux administration

Windows Server administration

AWS administration

Incident response

Infrastructure automation

Monitoring & alerting

Troubleshooting

Tools

Ansible

Nagios

CloudWatch

PagerDuty

EC2

S3

VPC

IAM

Job description

Eliassen Group is seeking a senior Systems Administrator/Infrastructure Engineer to manage Linux and Windows Server environments, oversee AWS services, and drive automation for reliability and security. The role is remote with a client focus on production-support responsibilities and incident response.

Ideal candidates have hands-on AWS experience, proficiency with Ansible, and strong monitoring skills across Nagios, CloudWatch, and PagerDuty to continuously improve scalability and security.