Flatrock
Senior IT Infrastructure and Systems Engineer - Network
City of London
£6k – £6.5k/month
Posted about 23 hours ago
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Main responsibilities
US HOURS - this will be working 3 pm - 12 am
- Design, implement, and support networks, servers, storage, telephony, and cloud infrastructure (AWS, Azure).
- Lead projects for infrastructure upgrades, migrations (on-premise to cloud), and international expansion.
- Serve as technical lead and escalation point, mentoring junior staff.
- Manage vendors for hardware, software, and services.
- Ensure security, compliance (SOX), and documentation standards are met.
Requirements
Personal Qualities
- A self-sufficient, motivated professional who thrives in a fast-paced, high-growth environment.
- Service-oriented with a customer-first mindset.
- Strong communicator who can translate technical detail into business value.
- Flexible, with the ability to adapt to after-hours project work.
- Experienced in working within global 24x7 operations and regulated environments (SOX).
- A natural mentor, eager to guide less experienced team members.
- Bonus: background in healthcare, life sciences, pharma, or biotech.
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Technical Expertise
- 8+ years of hands-on engineering experience with enterprise networks, servers, and storage systems.
- Proven expertise with VMware (ESXi, vSphere, vCenter).
- Strong skills in firewalls, switches, wireless infrastructure (physical and virtual).
- Deep knowledge of Microsoft Server OS & Active Directory.
- Solid experience with cloud computing and storage (AWS and Azure).
- Experience delivering disaster recovery and business continuity solutions.
- Proficiency with Microsoft 365 collaboration suite (Teams, SharePoint, OneDrive, Exchange Online).
- Scripting skills to automate and optimize infrastructure management.
- Familiarity with patch management, monitoring tools, and ITIL frameworks.
- Linux knowledge is a plus.
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Education & Certifications
- Degree in Information Systems or a related field (AA minimum) – or equivalent hands-on experience.
- Certifications preferred:
- Cisco (CCNA/CCNP)
- Microsoft O365
- Windows Server
- Networking certifications
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Skills
Network Engineering
Server Administration
Storage Systems
Cloud Infrastructure
AWS
Azure
VMware
Firewalls
Active Directory
Microsoft 365
Disaster Recovery
Scripting
ITIL
Patch Management
Project Management
Mentoring