SER Limited
Solutions Engineer – Infrastructure & Cyber Security
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Solutions Engineer – Infrastructure & Cyber Security
Salary: Up to £55,000 DOE
Location: London
Work Arrangement: Hybrid Working
Are you an experienced Infrastructure or Cyber Security Engineer looking for a role that combines 3rd-line technical expertise, infrastructure projects, client consultancy, and cyber security?
We’re working with a fast-paced managed IT services provider supporting 5,000+ users across 100+ businesses, who are looking for a Solutions Engineer to join their growing engineering team.
This is a varied, client-facing position where you’ll play a key role in managing complex IT environments, delivering infrastructure projects, and strengthening clients’ cyber security posture.
The Role
You’ll act as a senior technical escalation point, providing expert support across infrastructure, cloud, networking, and cyber security, while also taking ownership of technical projects and working closely with clients.
You’ll also have the opportunity to mentor junior engineers and help drive best practices across the wider engineering team.
Key Responsibilities
- Provide 3rd-line technical support and troubleshoot complex infrastructure and security issues.
- Design, implement, and manage infrastructure and cyber security solutions.
- Lead projects including server migrations, virtualisation, Azure deployments, and network upgrades.
- Manage and configure firewalls, endpoint protection, and cloud security solutions.
- Support incident response, vulnerability assessments, and risk mitigation.
- Work closely with clients to understand their requirements and provide appropriate technical solutions.
- Monitor and report on security incidents, vulnerabilities, and infrastructure performance.
- Mentor junior engineers and provide technical guidance.
- Ensure systems, configurations, and solutions are fully documented.
- Advise clients on infrastructure, cyber security, and industry best practices.
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Technical Experience
We’re looking for strong experience across a combination of the following:
Infrastructure
- Windows Server, Active Directory, DNS, DHCP, GPOs, and WDS.
- Hyper-V and/or VMware.
- Microsoft Azure, including Azure AD, Virtual Machines, and Storage.
- Veeam, Cove, or Acronis backup solutions.
- Networking including VLANs, subnetting, TCP/IP, LAGs, and VPNs.
- Firewalls such as Fortinet, Juniper, WatchGuard, or Palo Alto.
- Storage solutions including Dell PowerVault and Synology.
Cyber Security
- Firewalls, IDS/IPS, EDR, and SIEM technologies.
- Microsoft Defender, Sophos, and/or similar endpoint protection platforms.
- Network and cloud security across Microsoft Azure and/or AWS.
- Cyber incident response, investigation, containment, and remediation.
- Vulnerability assessments, penetration testing, and risk management.
- Cyber Essentials / Cyber Essentials Plus.
- Understanding of GDPR, ISO 27001, and NIST frameworks.
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You don't need to be an expert in every technology listed, but you should have a strong background across infrastructure and/or cyber security, ideally within an MSP or client-facing environment.
What's On Offer?
- Salary up to £55,000, depending on experience.
- Hybrid working, including work-from-home Fridays and additional remote working days.
- Monday–Friday, 9am–6pm.
- 22 days' annual leave + Bank Holidays, increasing up to 25 days with tenure.
- Ongoing professional development and training.
- Quarterly and annual staff awards.
- Funded social events.
- Employee referral bonuses.
- Opportunity to work on varied infrastructure and cyber security projects.
Interested?
If you're a Senior Infrastructure Engineer, Senior 3rd Line Engineer, Solutions Engineer, Cyber Security Engineer, Security Engineer, Senior Systems Engineer, or IT Security Engineer looking for your next challenge, we'd love to hear from you.
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