Tetra Tech Europe
Senior Systems Engineer
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Senior Systems Engineer II – IT Infrastructure Platforms
Ready to shape resilient, secure, and high-performing IT infrastructure in a technically demanding environment? This is a senior opportunity for an accomplished Systems Engineer II, who enjoys solving complex infrastructure challenges, influencing technical direction, and improving platforms across cloud, datacentre and on-premises environments.
Purpose & Scope of the Role
As a Senior Systems Engineer II, you will play a pivotal role in designing, optimising, and governing critical infrastructure across datacentre, cloud, and hybrid environments. You will:
- Define technical direction
- Improve operational maturity
- Ensure platforms remain secure, reliable, and cost-effective
This role combines strategic oversight with deep technical delivery, supporting:
- Infrastructure architecture
- Automation
- Incident response
- Compliance
- Documentation
- Operational handover
- Project execution
Your Impact in This Position
You will influence stability, performance, and the future shape of core IT services. By working closely with technical teams, vendors, and stakeholders, you’ll:
- Identify opportunities for system modernisation
- Reduce manual effort
- Strengthen governance
- Improve service resilience
- Align infrastructure decisions with business priorities, security expectations, operational standards, and long-term value
Core Capabilities
- Infrastructure Strategy & Design: Design, maintain, and optimise enterprise infrastructure for high availability, performance, and reliability across cloud, datacentre, and on-premises platforms.
- Technology Evaluation & Adoption: Assess emerging and advanced infrastructure technologies, recommend fit-for-purpose solutions, and support adoption of platforms that improve operational effectiveness.
- Technical Leadership & Enablement: Provide clear technical direction, mentor colleagues, and support knowledge transfer for smooth implementation and operational handover.
- Documentation, Standards & Governance: Maintain technical documentation, define standards, and support consistent processes for improved quality and compliance.
- Automation, Resilience & Incident Response: Drive automation, improve provisioning and workflows, and support incident response strategies to protect service integrity and reduce manual intervention.
- Project Delivery & Stakeholder Engagement: Lead complex infrastructure projects, manage risk, budget, and timelines, while communicating confidently with stakeholders and senior leadership.
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Skills, Qualifications & Experience
You will bring substantial senior-level experience in systems administration, infrastructure engineering, or a similar technical role, ideally supported by:
- A degree in Computer Science, Information Technology, or equivalent practical experience
Technical Proficiencies Required
-
Hardware Expertise:
- Advanced understanding of enterprise-grade servers (Cisco UCS Chassis and Blades, Dell)
- Storage solutions and configurations (Pure, Qumulo)
- Data centre networking (Cisco switches)
-
Cloud File Storage Solutions:
- Proficiency in managing Nasuni, Azure Files, Qumulo, and Egnyte
-
Cloud Infrastructure Management:
- Significant experience with virtual machines, storage, networking, containerisation (Docker), AI technologies on platforms including Azure and AWS
-
Virtualisation Technologies:
- Expert-level knowledge of VMware and other hypervisor environments
-
Operating Systems Expertise:
- Thorough familiarity with Windows and Linux
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Backup and Recovery Solutions:
- Hands-on expertise with enterprise backup solutions, particularly Commvault
-
Scripting and Automation:
- Strong skills in PowerShell scripting for effective automation and system management
-
DaaS:
- Hands-on expertise with VDI solutions (Citrix and VDA)
-
Networking & Security:
- Comprehensive understanding of LAN, WAN, network security protocols, and firewall configuration
- In-depth expertise in Cisco networking technologies and protocols, including TCP/IP, Fibre Channel, iSCSI, Storage Zoning, and FCoE
Working Environment
The position operates on a hybrid model, primarily remote but with:
- Monthly visits to an office (or fully hybrid if preferred).
- Datacentre located in Slough – regular attendance required.
- Flexibility may vary based on location and operational needs.
Why Join Tetra Tech?
Tetra Tech is a leading provider of consulting and engineering services, working globally across the full project lifecycle. We offer:
✅ Wide-ranging expertise in resolving complex challenges ✅ Collaborative, innovative, and supportive work environment ✅ Projects in public and private sectors, delivering sustainable and resilient solutions ✅ Operations in the UK, Ireland, and Netherlands, with over 6,000 employees worldwide ✅ Commitment to equality, inclusion, and reasonable adjustments for candidates and employees
“Leading with Science®” to solve our clients’ most challenging problems.
In alignment with the Equality Act 2010, we make reasonable adjustments to support all employees. Please inform us of any requirements during recruitment or in your role.
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