Network Engineer

Clear IT Recruitment Ltd; Chelmsford; On-site; GBP 36,000 - 45,000; Full time

Job summary

Clear IT Recruitment Ltd is seeking an experienced Network Engineer for their Colchester, Essex office. You will ensure security, reliability and performance of the IT infrastructure across multiple sites, overseeing on-premises and cloud systems, servers and network architecture.

You will implement and monitor security measures, manage documentation, and support day-to-day IT operations, with a focus on governance alignment to Cyber Essentials and ISO 27001 standards.

Qualifications

• Strong knowledge of network and security concepts, including routers, switches, firewalls and Wi‑Fi.
• In-depth experience with procurement, supplier management and device deployments.
• Experience in security, patching, VPNs, threat protection and vulnerability fixes.
• Project delivery experience and rollout coordination.
• Proficiency with Windows Server technologies and Hyper‑V virtualization.

Responsibilities

• Oversee incidents and collaborate with service desk to minimise disruption.
• Design, implement and maintain network architecture across offices and cloud platforms.
• Manage security measures, firewalls, VPNs, access controls and threat protection.
• Update IT policy docs and ensure compliance with Cyber Essentials / ISO 27001.
• Document technical issues and support supplier management and contracts.

Skills

Network admin

Firewall config

VPN setup

Windows Server

Intune/Autopilot

Azure/M365

ISO 27001/Cyber Essentials

Job description

Salary

to 45,000

Job Type

Permanent

Location

Colchester, Essex

Our client is seeking an experienced Network Engineer to join their Colchester Office, Essex.They will be responsible for ensuring the security, reliability, compliance and performance of the IT infrastructure across the different offices. Responsible for on-premises / cloud systems, servers and network architecture, overseeing day-to-day IT support and managing escalated incidents for network, security, server and hardware/software related queries.

Responsibilities

• Oversee and collaboratively work with the practice Service Desk Analysts managing business as usual incidents, problems and IT related service requests. Investigate, troubleshoot and identify root causes of complex escalated issues, to minimise practice disruption.
• Manage and support the design, implementation, development and maintenance of the practice network architecture including cloud platforms, servers, networking, Wi‑Fi and site/internet connectivity for high availability and business continuity requirements.
• Implement, manage, test and monitor the status of practice security measures, including firewalls, network segmentation, policy-based routing, VPNs, antivirus, threat protection systems, premise entry, CCTV and network access controls to meet practice compliance requirements.
• Regularly assess, enhance and improve IT policy documentation, the practice network infrastructure, servers, systems and security efficiency through proactive maintenance, reviews, updates, vulnerability fixes and risk management meetings, to ensure compliance with governance frameworks such as Cyber Essentials and ISO 27001 standards.
• Create and maintain detailed documentation of technical issues.
• Support the wider IT team with supplier management, supplier compliance, hardware specifications, maintenance of external contracts and purchasing of software/hardware/infrastructure for the practice.

Essential Skills/Experience

• Strong knowledge and hands‑on experience with network/security concepts, administration, implementation, configuration and maintenance, including routers, switches, firewalls, and wi‑fi.
• In-depth knowledge of software/hardware procurement, supplier relation management, implementation and troubleshooting.
• Experience in infrastructure and device security including threat protection, data storage security, server patching, firewalls, VPNs and vulnerability fixes.
• Project delivery and rollout experience.
• Proficient in Microsoft Windows Server technologies and knowledge in virtualization technologies (Hyper‑V).
• End user device management experience e.g. Intune, autopilot, application policies, software deployments.
• Knowledge of Microsoft365 cloud stack: EntraID, Teams, EntraConnect, Azure, Office365, OneDrive, SharePoint, Defender,licencing, conditional access, monitoring, SSO, MFA, Exchange, email routing (DKIM, SPF, DMARC etc.)
• Familiarity with financial systems, document management systems, monitoring tools and network troubleshooting techniques.
• Experience with document infrastructure configuration, policies and processes to ensure compliance with industry standards ISO 27001 and Cyber Essentials.