Senior Linux Systems Admin

Company Overview

At CacheFly, we are at the forefront of transforming the digital landscape, providing robust and innovative content delivery network (CDN) solutions that empower businesses across the globe. Our dedication to excellence, innovation, and customer satisfaction has solidified our position as a leader in the technology sector. As we continue to our operations, we are looking for a Linux Systems Administrator to join our team and contribute to our infrastructure and operational excellence.

Position Summary

As a Senior Linux Systems Administrator at CacheFly, you will be responsible for building, maintaining, and optimizing critical aspects of our global content delivery network, as well as providing the highest level of support to customers and coworkers. This role is critical to ensure that our CDN operates with minimal latency, highest availability and maximum throughput. You will work closely with other systems administrators and architects to constantly improve the CDN, build monitoring systems, resolve issues, and implement system enhancements. This is a contract role with approximately 40 hours of work per week.

Key Responsibilities

Monitor and maintain virtual and physical Linux servers, ensuring system performance and availability.

Deploy new systems, improve and automate the system deployment process.

Provide technical support and troubleshooting assistance for system issues, working closely with other teams and customers.

Own certain aspects of the CDN, ensuring they operate at the highest level of performance and availability

Improve infrastructure and customer documentation, update processes and procedures to ensure effective knowledge management and transfer.

Improve automation by adopting DevOps principles and contributing to various internal configuration management tools and projects.

Mentor and assist other system engineers and architects.

Products and software we use:

Varnish / Nginx / Ansible / Linux / Grafana / Docker

PagerDuty / Zendesk

Google Workspace / Slack / Zoom / Notion / Basecamp

Requirements

Availability for weekday shifts and occasional weekend coverage.

CDN experience

Expert-level Linux administration experience, including optimizing Linux services, drivers and the kernel.

Knowledge of network and routing protocols (TCP/IP, UDP, BGP, tunneling, etc.

Deep understanding of the HTTP protocol(s) and the ability to troubleshoot any HTTP or network related issues

Deep understanding of Varnish, Nginx, HAProxy bird/quagga, Linux firewalls, scripting languages

Strong problem-solving skills and the ability to work independently.

Excellent communication and collaboration skills, with a focus on providing high-quality customer service.

Security experience with WAF, DDOs, etc. is preferable.

Benefits

People-First Culture; While we’re obsessed with performance, we’re also deeply committed to taking care of our people through fair compensation, competitive global benefits, and a culture of mutual respect and authenticity.

Competitive pay and annual bonus (15% target).

Cutting-edge technology and resources to help you succeed in your role.

Remote-first culture.

Unlimited PTO and all National Holidays off.

$3,000 annual work-from-home stipend, monthly internet/phone or coworking allowance