At a Glance
- Tasks: Lead and optimise IT infrastructure while ensuring security and performance of critical systems.
- Company: Dynamic financial services firm with a focus on innovation and technology.
- Benefits: Competitive salary, hybrid work model, and opportunities for professional growth.
- Other info: Work in Central London with a vibrant team and impactful projects.
- Why this job: Join a team that drives technological excellence in a fast-paced environment.
- Qualifications: 7+ years in IT infrastructure management, preferably in financial services.
The predicted salary is between 55000 - 60000 £ per year.
We are seeking an experienced and highly motivated Senior IT Infrastructure Manager with at least 7 to 10 years of experience to oversee, manage, and continuously improve the organization’s IT infrastructure, enterprise systems, network environment, and end-user computing services. The successful candidate will ensure the availability, security, performance, and resilience of critical business systems while leading technical teams and supporting key stakeholders across the organization. This role requires a strong blend of technical expertise, leadership capability, operational excellence, and stakeholder management skills, within a complex enterprise environment that includes financial, trading, and treasury systems.
Infrastructure & Systems Management
- Administer, maintain, and optimise Windows and Linux server environments.
- Manage VMware virtualised infrastructure (vSphere 8 and above).
- Oversee enterprise backup and disaster recovery solutions using Veeam Backup & Replication.
- Manage Veeam ONE monitoring and Veeam Recovery Orchestrator (VRO) environments.
- Administer endpoint security and encryption solutions, including Symantec Endpoint Protection (SEP) and Symantec Endpoint Encryption (SEE).
- Support endpoint DLP, SIEM, and security monitoring tools (e.g., Splunk, Tenable).
- Manage patching processes using ManageEngine Patch Manager Plus.
- Support Microsoft 365 services and related cloud technologies.
- In depth understanding of Cyber security.
- Monitor system performance, capacity, availability, and infrastructure health.
- Ensure compliance with IT governance, security policies, and operational standards.
End-User Computing Support
- Provide advanced desktop, laptop, printer, mobile device (iOS) and branch office IT support.
- Deliver AV support for meeting rooms, conferencing, presentations, and collaboration systems.
- Manage OS deployment, imaging, image creation, maintenance, and software packaging.
- Administer Active Directory (AD), Group Policy Objects (GPOs) and user provisioning and NTFS permissions.
- Support Microsoft 365 applications including Outlook, Teams, OneDrive, and SharePoint.
- Resolve technical incidents and service requests in line with agreed SLAs.
Enterprise Applications & Financial Systems Support
- Support and administer Bloomberg FXT.
- Support and administer Refinitiv Eikon.
- Support and administer Murex Treasury System.
- Support and administer SWIFT Alliance Access (SAA).
- Support and administer 1AML.
- Support and administer SIBS.
- Support and administer GFMS.
- Support and administer COP.
- Support enterprise file synchronization and replication solutions (e.g. Syncovery, other SFTP).
Networking
- Configure and support Cisco switches and routers.
- Administer FortiGate firewall environments.
- Apply strong network fundamentals: DNS, DHCP, TCP/IP, LAN/WAN, routing and connectivity troubleshooting.
- Monitor network performance, availability, and security posture.
Security & Endpoint Management
- Support vulnerability management using tools such as Tenable.
- Manage security monitoring and log analysis tools (e.g. Splunk).
- Perform SSL/TLS certificate lifecycle management using OpenSSL.
- Create and manage CSRs, certificate chains, and private keys.
- Ensure adherence to cybersecurity policies, standards, and regulatory requirements.
- Support physical access control systems (e.g. Paxton).
Governance, Documentation & Process Improvement
- Develop, maintain, and enforce IT policies, standards, and operational procedures.
- Produce system architecture diagrams, technical documentation, SOPs, and performance reports.
- Identify and drive opportunities for automation and service improvement.
- Support technology planning, infrastructure modernization, and transformation initiatives.
Operating Systems
- Windows 11
- Windows Server 2019/2022 (or equivalent enterprise environments)
- Red Hat Linux
Infrastructure & Virtualization
- VMware vSphere / vCenter (v8.0.3 and above)
- Veeam Backup & Replication
- Veeam ONE, VRO
- Microsoft Office 365
- ManageEngine Patch Manager Plus
- SaaS solutions
- SQL Server
Security
- Symantec Endpoint Protection (SEP)
- Symantec Endpoint Encryption (SEE)
- SentinelOne – EDR/XDR
- Endpoint DLP solutions
- Firewall administration
- Vulnerability management tools (e.g., Tenable)
- SIEM tools (e.g., Splunk)
Hardware & Storage
- Dell PowerEdge Servers
- Dell PowerVault SAN Storage
Technical Competencies
- Data analysis and operational reporting
- Desktop and laptop support
- Infrastructure monitoring and performance management
- Certificate lifecycle management (SSL/TLS)
- Windows imaging and deployment, GPO, NTFS
- PowerShell scripting
- SQL Server administration
- Understanding of software development lifecycle (SDLC) and deployment processes
- Architecture review and systems optimisation
- Asset management
Qualifications
- 7+ years of experience in enterprise IT infrastructure and systems administration.
- Experience within financial services, banking, trading, or treasury environments.
- Proven experience managing mission-critical infrastructure and applications.
- Experience operating within regulated and security-focused environments.
- Able to provide support to VIP stakeholders.
This is a hybrid role – 3 days in the office in Central London. Salary for this role will be in the range £55K – £60K.
Senior IT Infrastructure & Systems Manager employer: Onyx-Conseil
Join a dynamic and innovative team in Central London, where we prioritise employee growth and development through continuous learning opportunities and a collaborative work culture. As a Senior IT Infrastructure & Systems Manager, you will play a pivotal role in enhancing our IT landscape while enjoying competitive benefits and a supportive environment that values your expertise and contributions.
StudySmarter Expert Advice🤫
We think this is how you could land Senior IT Infrastructure & Systems Manager
✨Tip Number 1
Network like a pro! Attend industry meetups, webinars, or local tech events. It's all about making connections and showing off your expertise in IT infrastructure.
✨Tip Number 2
Prepare for those interviews by brushing up on your technical skills and leadership examples. We want to hear how you've tackled challenges in past roles, especially in complex environments like financial services.
✨Tip Number 3
Showcase your problem-solving skills! Be ready to discuss specific scenarios where you improved system performance or security. Real-life examples can really make you stand out.
✨Tip Number 4
Don't forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about their job search.
We think you need these skills to ace Senior IT Infrastructure & Systems Manager
Some tips for your application 🫡
Tailor Your CV:Make sure your CV is tailored to the Senior IT Infrastructure & Systems Manager role. Highlight your experience with Windows and Linux server environments, VMware, and any relevant financial systems you've worked with. We want to see how your skills match what we're looking for!
Showcase Your Leadership Skills:Since this role involves leading technical teams, don’t forget to showcase your leadership experience. Share examples of how you've managed teams or projects in the past. We love seeing candidates who can inspire and guide others!
Be Specific About Your Technical Expertise:When detailing your technical skills, be specific! Mention your experience with tools like Veeam, Splunk, and Cisco. The more precise you are, the better we can understand how you fit into our tech landscape.
Apply Through Our Website:We encourage you to apply through our website for a smoother application process. It helps us keep everything organised and ensures your application gets the attention it deserves. Plus, it’s super easy!
How to prepare for a job interview at Onyx-Conseil
✨Know Your Tech Inside Out
Make sure you brush up on your technical skills, especially around Windows and Linux server environments, VMware, and Veeam solutions. Be ready to discuss specific projects where you've optimised or managed these systems, as this will show your hands-on experience.
✨Showcase Your Leadership Skills
As a Senior IT Infrastructure & Systems Manager, you'll need to lead teams effectively. Prepare examples of how you've successfully managed teams in the past, resolved conflicts, or improved team performance. This will demonstrate your leadership capability.
✨Understand the Business Context
Familiarise yourself with the financial services sector, particularly how IT infrastructure supports trading and treasury systems. Being able to speak about how your role impacts business outcomes will set you apart from other candidates.
✨Prepare for Scenario-Based Questions
Expect questions that ask how you'd handle specific situations, like a system outage or a security breach. Think through your problem-solving process and be ready to articulate your approach clearly, showing your operational excellence and stakeholder management skills.
