Infrastructure Consultant - Windows/Linux, Network & Security
Infrastructure Consultant - Windows/Linux, Network & Security
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Job Description
Job Title: Infrastructure Consultant Windows/Linux Network & Security
Location: London
Contract Term: 6 months (with potential extension)
Role Summary
We are seeking a hands-on Infrastructure Consultant with strong expertise in server (Windows/Linux) network and security domains. This role is primarily focused on supporting day-to-day user requests managing escalated (2nd/3rd tier) technical issues and contributing to ongoing infrastructure projects.
Key Responsibilities
- Provide advanced technical support and resolution for server networking and security-related incidents and service requests.
- Manage and troubleshoot issues across Windows Server (2016/2019/2022) and Linux environments (primarily Red Hat/CentOS).
- Respond to and resolve 2nd/3rd tier user escalations across desktop server and network domains.
- Support and maintain network infrastructure including firewalls switches VPNs and wireless systems (primarily Cisco-based).
- Conduct regular patching hardening and performance tuning of infrastructure systems.
- Assist with security operations including endpoint protection vulnerability remediation and log analysis.
- Collaborate with other infrastructure and security teams to support project delivery and BAU enhancements.
- Create and maintain detailed infrastructure documentation and SOPs.
- Participate in an on-call rotation for critical support outside business hours.
Requirements
Qualifications & Experience
- Minimum 5 years of experience in systems and infrastructure support roles.
- Strong experience with both Windows Server and Linux (Red Hat CentOS).
- Solid understanding of networking concepts (TCP/IP VLANs VPNs DNS DHCP) and hands-on experience with Cisco technologies.
- Experience in implementing or supporting infrastructure security controls including patching endpoint protection and identity/access management.
- Familiarity with virtualization technologies (VMware) and enterprise storage solutions (SAN/NAS).
- Exposure to scripting (PowerShell Bash) and automation tools is a plus.
- Prior experience in financial services or other regulated industries is preferred.
Soft Skills
- Strong troubleshooting and analytical skills.
- Ability to manage multiple priorities in a fast-paced environment.
- Excellent communication skills; able to work effectively with users and technical teams.
- Self-driven with the ability to take ownership of problems and see them through to resolution.
Required Experience:
Contract
Employment Type
Contract
