GTT is a leading networking and security as a service provider for multinational organizations, simply and securely connecting people and machines to data and applications – anywhere in the world. We serve thousands of organizations, bringing together the right people, partners and technology to reduce the burden on IT teams and solve the most pressing networking and security challenges. Built on our top-ranked global Tier 1 network, GTT Envision is a single global technology platform to connect, orchestrate, virtualize and automate enterprise networks, enabling customers with consumable solutions to achieve business missions and meet ongoing demand when, where and how needed. Our portfolio includes SASE, SD-WAN, security, internet, voice and other connectivity options, complemented by a suite of professional services and exceptional sales and support teams in local markets around the globe. We partner with our customers to deliver Greater Technology Together. For more information, please visit www.gtt.net.

Job Scope

The candidate will be part of a multi-disciplinary team that supports enterprise systems end-to-end, fostering an environment of cross-training and shared ownership. This is a rewarding and challenging role for senior engineers who thrive in fast-paced environments where speed, agility, and innovation are prioritized. You will ensure that all enterprise services meet and exceed internal and external certification body standards, including ISO 27001 and SOC 2 compliance requirements.

Duties and Responsibilities

As a senior member of our Systems Engineering team, you will play a critical role in the architecture and stability of our global infrastructure:

• Operating System Administration: Perform advanced administration and troubleshooting of Windows and Linux environments.
• Provisioning & Lifecycle: Manage the end-to-end provisioning process for on-premises enterprise systems.
• Virtualization Management: Oversee and maintain virtualization layers, specifically utilizing VMware and Linux-based KVM.
• Orchestration & Automation: Utilize open-source management and orchestration tools (e.g., SaltStack, Puppet, CloudStack, OpenStack, Kubernetes, Rancher, GitLab) to drive efficiency.
• Storage & Data Protection: Manage and troubleshoot enterprise storage (EMC, NetApp) and backup technologies (Netbackup, Veeam, Commvault).
• Network Collaboration: Apply understanding of switching, routing, and firewall concepts within a Datacenter environment to ensure seamless connectivity.
• 24/7 Support: Participate in an on-call or extended shifts rotation to provide high-level resolution for critical infrastructure issues.

Required Experience/Qualifications

We're looking for a talented and versatile Senior Engineer who is passionate about user support and productivity technology and is excited by the creative possibilities of modern Enterprise environment.

OS Expertise: Proven experience administrating both Windows and Linux systems, with deep expertise in at least one of these operating systems.

Virtualization: Hands-on experience with VMware and Linux virtualization (KVM).

Automation Tools: Demonstrated experience with orchestration and open-source tools such as SaltStack, Puppet, CloudStack, OpenStack, Kubernetes, or GitLab.

Storage & Backup: Proficiency with enterprise-grade storage (EMC/NetApp) and backup solutions (Veeam/Netbackup).

Networking: Strong conceptual knowledge of Datacenter networking, including firewalls, routing, and switching.

Project Experience: Proven history of end-to-end involvement in infrastructure projects.

Security & Compliance: Experience working within highly regulated environments like ISO 27001 or SOC 2.

Certifications: Relevant industry-recognized IT certifications are considered a plus.

Hours/Travel/Shift

Standard Office hours aligned to the Office location in Europe or USA. On-call rotation may be required.