At a Glance
- Tasks: Support and enhance infrastructure security while tackling complex technical challenges.
- Company: Dynamic firm prioritising security in a collaborative environment.
- Benefits: Competitive salary, professional growth, and hands-on experience in a cutting-edge field.
- Other info: Office-based role with opportunities for impactful contributions and career advancement.
- Why this job: Join us to shape the future of security in an evolving tech landscape.
- Qualifications: 5+ years in infrastructure and security, with strong troubleshooting skills.
The predicted salary is between 60000 - 80000 £ per year.
We are seeking a hands-on Infrastructure & Security Engineer with strong expertise across server, network, and security domains. Security is a core priority for this role, and the successful candidate will play a key part in strengthening and evolving the firm's security posture in response to an increasingly complex threat landscape, including emerging risks associated with AI.
This is a broad and technically engaging role, combining day-to-day operational support with project delivery and ongoing security enhancement. The role requires a proactive individual who can operate as both a technical expert and a thought partner, contributing to secure infrastructure design and continuous improvement. This role is office-based and requires five days per week on-site presence.
Key Responsibilities- Provide advanced technical support across infrastructure, including server, network, and security-related incidents and service requests.
- Act as an escalation point for 2nd and 3rd line issues across desktop, server, and network environments.
- Support and maintain network infrastructure, including firewalls, switches, VPNs, and wireless systems (primarily Cisco-based).
- Own and drive security best practices, including system hardening, patching, vulnerability remediation, and endpoint protection.
- Monitor and respond to security events, including log analysis and threat identification, with awareness of modern attack vectors (including AI-enabled threats).
- Contribute to the design and implementation of secure infrastructure solutions across both BAU and project work.
- Collaborate closely with infrastructure and security teams to deliver enhancements and strategic initiatives.
- Create and maintain clear documentation, including SOPs, architecture diagrams, and runbooks.
- Participate in an on-call rotation to support critical systems outside business hours.
- Minimum 5+ years' experience in infrastructure, networking, and security roles.
- Strong hands-on experience with Windows Server and Linux (Red Hat/CentOS).
- Solid networking knowledge, including TCP/IP, VLANs, VPNs, DNS, DHCP, with practical experience in Cisco environments.
- Demonstrated experience implementing and supporting security controls, including patch management and system hardening, endpoint protection and monitoring, identity and access management.
- Good understanding of cyber security principles, including modern threat landscapes and evolving risks (e.g. automation and AI-driven attack vectors).
- Experience with virtualisation (VMware) and enterprise storage (SAN/NAS).
- Scripting or automation experience (e.g. PowerShell, Bash) is advantageous.
- Experience in financial services or regulated environments is preferred.
- Strong troubleshooting skills with a structured and analytical approach.
- Able to balance BAU responsibilities with project delivery effectively.
- A thoughtful and forward-looking mindset, with the ability to identify risks and propose improvements.
- Clear and confident communicator, able to engage with both technical and non-technical stakeholders.
- Self-motivated, accountable, and willing to take ownership of issues end-to-end.
- Collaborative and adaptable, with a practical and solutions-focused approach.
Senior On-Site Infrastructure & Security Engineer in London employer: Capula
As a Senior On-Site Infrastructure & Security Engineer, you will thrive in a dynamic and supportive work environment that prioritises security and innovation. Our company fosters a culture of collaboration and continuous learning, offering ample opportunities for professional growth and development while working alongside industry experts. Located in a vibrant area, we provide a stimulating atmosphere where your contributions directly impact our security posture and overall success.
StudySmarter Expert Advice🤫
We think this is how you could land Senior On-Site Infrastructure & Security Engineer in London
✨Tip Number 1
Network, network, network! Get out there and connect with people in the industry. Attend meetups, conferences, or even online webinars. You never know who might have a lead on your dream job!
✨Tip Number 2
Don’t just apply for jobs; engage with the companies you’re interested in. Follow them on social media, comment on their posts, and show genuine interest in their work. This can help you stand out when it comes to interviews.
✨Tip Number 3
Prepare for interviews by researching common questions in the infrastructure and security field. Practice your answers, but also be ready to discuss your hands-on experience with Windows and Linux environments. We want to see your expertise shine!
✨Tip Number 4
Finally, don’t forget to apply through our website! It’s the best way to ensure your application gets seen. Plus, we love seeing candidates who are proactive about their job search!
We think you need these skills to ace Senior On-Site Infrastructure & Security Engineer in London
Some tips for your application 🫡
Tailor Your CV:Make sure your CV highlights your experience in infrastructure, networking, and security. Use keywords from the job description to show that you’re a perfect fit for the role. We want to see how your skills align with our needs!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Share your passion for security and how you’ve tackled challenges in previous roles. Let us know why you’re excited about this position and how you can contribute to our team.
Showcase Your Technical Skills:Don’t hold back on showcasing your technical expertise! Mention specific tools and technologies you’ve worked with, especially those related to Windows, Linux, and Cisco environments. We love seeing hands-on experience!
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures it gets into the right hands. Plus, it shows you’re keen on joining our team!
How to prepare for a job interview at Capula
✨Know Your Tech Inside Out
Make sure you brush up on your technical knowledge, especially around Windows and Linux environments, networking concepts, and security protocols. Be ready to discuss specific incidents where you've implemented security controls or resolved complex issues.
✨Showcase Your Problem-Solving Skills
Prepare examples that highlight your troubleshooting abilities. Think of situations where you balanced day-to-day operations with project work, and be ready to explain how you approached challenges and what the outcomes were.
✨Stay Current on Security Trends
Given the evolving threat landscape, it’s crucial to demonstrate your awareness of modern attack vectors, including AI-related risks. Bring up recent security incidents or trends during the interview to show you're engaged and knowledgeable.
✨Communicate Clearly and Confidently
Practice explaining complex technical concepts in simple terms. You’ll need to engage with both technical and non-technical stakeholders, so being able to articulate your thoughts clearly will set you apart from other candidates.
