Jobs, fresher vacancy - Infrastructure Consultant - Windows/Linux, Network & Security • UK

Company: Capula

UK

Job Title: Infrastructure Consultant – Windows/Linux, Network & SecurityLocation: LondonContract Term: 6 months (with potential extension)Role SummaryWe 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. Please note that this role requires being in the office five days per week. 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. RequirementsQualifications & 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.