Engineer III, Linux and Virtualization Infrastructure

WOW! Internet, Cable & Phone•Nashua, NH

9d•$126,000

About The Position

The Engineer III, Linux and Virtualization Infrastructure helps design, build, integrate, and maintain enterprise infrastructure supporting customers and teams across multiple data centers. The role contributes to architecture and production deployment of new solutions while keeping existing environments reliable. Work includes configuring data center sites, upgrading infrastructure, managing virtualization and storage platforms, and evaluating technologies for future needs. The position supports compute, storage, operating systems, virtualization, and connected infrastructure. It helps ensure high availability, fault tolerance, disaster recovery, monitoring, backup compliance, and capacity planning. The engineer also serves as an escalation resource for operations teams, collaborates with Networking and Security, supports customers, documents system designs, mentors colleagues, and maintains lab environments for testing hardware and software. The role requires 6 or more years of related Linux systems administration or engineering experience, expertise with Linux and/or Unix, networking and SAN knowledge, and familiarity with virtualization and containerization technologies. A bachelor’s degree in Information Technology, Computer Science, or equivalent training and experience is noted as not required. Physical requirements include regular speaking and hearing, using hands for typing and handling objects, lifting up to 50 pounds, and close-vision work. On-call availability, occasional overnight and weekend work, and occasional travel are required.

Requirements

6+ years of related experience as a Linux Systems Administrator or Linux Systems Engineer.
Expertise with Linux and/or Unix operating systems.
Strong networking fundamentals and a solid understanding of Storage Area Networks (SANs).
Knowledge of virtualization and containerization technologies such as VMware, Proxmox, Docker, and Kubernetes.
Experience managing complex infrastructure projects.
Experience with Windows operating systems and Microsoft Office applications.
Clear written and verbal communication skills.
Ability to work independently, collaborate with a diverse team, and manage priorities in a fast-paced environment, including under pressure.
Ability to work on call, plus occasional overnight and weekend work.
Ability to travel on occasions.
Regularly required to talk and hear; use hands to type and handle objects and paperwork; lift up to 50 pounds; and use close vision and focus.

Responsibilities

Help configure new data center sites and upgrade existing locations, supporting compute, storage, and software environments.
Research, design, integrate, configure, and maintain systems that meet customer and business needs.
Manage multiple virtualization clusters and plan for current and future capacity.
Support high availability, fault tolerance, disaster recovery, and monitoring, including actionable alerts and recovery processes.
Translate application and user requirements into operating system, CPU, memory, storage, and I/O performance needs for physical and virtual servers.
Help maintain Fibre Channel, VXLAN, and network-attached storage (NAS) solutions.
Ensure service platforms and applications are backed up according to established policies and procedures.
Serve as an engineering resource for the Network Operations Center (NOC) and operations teams to isolate faults and resolve complex problems.
Partner with Networking and Security, support internal and external customers, document system designs, and mentor colleagues.
Maintain lab environments, test new hardware and software, and contribute research and recommendations to future technology decisions.