Viridien (www.viridiengroup.com) is an advanced technology, digital and Earth data company that pushes the boundaries of science for a more prosperous and sustainable future. With our ingenuity, drive and deep curiosity we discover new insights, innovations, and solutions that efficiently and responsibly resolve complex natural resource, digital, energy transition and infrastructure challenges.
Job Details
We are seeking a Senior Virtualization Systems Specialist to join our UK HPC Hub. This role is critical to the operation, support, and continuous improvement of our Nutanix-based virtualization infrastructure, which underpins both High Performance Computing (HPC) and Enterprise workloads. The ideal candidate will bring deep expertise in enterprise-level virtualization platforms,preferably Nutanix,and strong Debian Linux system administration skills. A solid understanding of backup strategies, compliance frameworks, and operational best practices is essential.
Key Responsibilities:
- Operate, monitor, and support Nutanix clusters running HPC and Enterprise workloads.
- Perform advanced troubleshooting and performance tuning of virtualization environments.
- Manage and maintain Linux systems (primarily Debian-based) and Windows Server systems across the HPC infrastructure.
- Implement and enforce backup, disaster recovery, and compliance policies.
- Collaborate with hardware, network, services, security, and application teams to ensure system reliability and security.
- Participate in capacity planning, system upgrades, and lifecycle management.
- Document system configurations, procedures, and troubleshooting guides.
- Participate in Change Control Review Boards (CCRB) and drive continual service improvement initiatives.
- Utilize Jira Service Management and other ITSM tools to manage escalations, track issues, and document changes.
- Support in-house applications and ensure alignment with infrastructure policies.
- Balance support responsibilities with project delivery in a dynamic, fast-paced environment.
- Provide mentorship and technical guidance to junior team members.
Qualifications
- Degree in any of the following disciplines: Computer Science, Computer Engineering, Computer Information Systems or related computing subjects.
Key Skills & Experience
Essential
- 5+ years with enterprise virtualization platforms (Nutanix preferred; VMware or similar also considered).
- Strong understanding of backup technologies, data retention policies, and compliance standards (Veeam experience preferred).
- Solid Linux system administration skills (Debian preferred).
- Experience of supporting and maintaining Windows Server systems.
- Excellent problem-solving skills and ability to work independently or as part of a team.
- Strong communication and documentation skills.
- A proactive, adaptable mindset with a passion for learning.
Desirable
- Nutanix Certified Professional (NCP) or equivalent certification.
- Experience supporting HPC environments is a plus.
- Experience with containerization (e.g., Docker, Kubernetes) in HPC or enterprise settings.
- Knowledge of monitoring tools (e.g., Zabbix).
- Exposure to ITIL practices and change management processes.
Why work with us?
- Competitive salary commensurate with experience
- Highly attractive bonus scheme
- Initial 22 days annual leave with future increases, complemented by a flexible buying and selling holiday program
- Company pension with generous employer contribution
- Wellbeing Unmind app – puts you in control of your mental health
- A flexible benefits platform with numerous discount schemes - gym membership, restaurants, cinema tickets, and much more!
- Regular social club events, spontaneous reward events throughout the year
- Cycle purchase scheme
- Flexible Private Medical & Dental care programmes
- Sponsorship of visas/comprehensive relocation packages
- Bank Holiday Swap - our holiday swap program allows you to change it for another day of your choice!
- Relaxed dress code policy
- Onsite Gym Facilities
Learning and Development
At Viridien, we foster a culture of continuous learning and provide tailored training programs through our Learning Hub, designed to enhance technical, commercial, and personal growth.
We Care about the Environment
We encourage and actively support a strong sense of community, through volunteering and various company initiatives, as well as a strong company commitment to protecting our environment through sustainable solutions, energy saving and waste reduction enterprises.
We see things differently. Diversity fuels our innovation, we value the unique ways in which we differ, and we are committed to equal employment opportunities for all professionals.
