Senior IT Support Engineer

Job Information

Senior IT Support Engineer – Location: Aghalee (base location, travel expected). Salary Range: £45k to £55k depending on experience. Department: IT. Reports To: IT Manager.

Overview

We are seeking a hands-on Senior Networking & Support Engineer to lead complex incident resolution, own core infrastructure, and deliver cloud-first projects across AWS and Microsoft 365. You will be the escalation point for networking and security, design and operate AWS VPCs and IAM, implement Microsoft Intune/Entra ID (including SSO) at scale, and harden Windows Server/AD environments. The ideal candidate blends deep troubleshooting with solid project delivery and security-by-design.

Duties And Responsibilities

• Cloud (AWS)
  • Design, deploy, and operate EC2 workloads (Windows), Auto Scaling Groups, ALB/NLB, AMIs, and Systems Manager for patching and runbooks.
  • Build and maintain secure VPC architectures (subnetting, routing, NAT/IGW, Security Groups/NACLs, VPC endpoints, hybrid VPN/Direct Connect).
  • Implement IAM roles, policies, instance profiles, and least-privilege RBAC; manage KMS for encryption at rest.
  • Configure CloudWatch/CloudTrail, metrics/alarms, centralised logging, and cost optimisation.
  • Operate AWS Backup and snapshot policies; participate in DR planning and testing with defined RTO/RPO.
• Microsoft Intune / Entra ID (Azure AD) & SSO
  • Intune implementation: Windows Autopilot (Pre-provisioned/UGM), device enrolment (Azure AD Join/Hybrid), compliance policies, configuration profiles, baselines, and Endpoint Security (BitLocker, Defender, ASR, Firewall).
  • Manage application lifecycle in Intune: Win32 packaging, LOB and Store apps, app protection policies (MAM), update rings/feature updates, and driver/firmware management.
  • Architect Conditional Access (MFA, risk-based, compliant-device, location/network filters), device compliance posture, and group-based targeting/assignments.
• Networking & Security
  • Administer routing/switching (VLANs, STP, LACP), IPv4/IPv6, site-to-site/IPSec and SSL VPNs; DNS/DHCP, NTP, and network services resilience.
  • Configure next-gen firewalls, IDS/IPS, web filtering, content security, and remote access; manage SD-WAN where applicable.
  • Implement network segmentation, zero trust principles, and QoS—especially for VoIP and latency-sensitive apps.
  • Manage PKI/certificates: CSR generation, issuance, renewal automation, and certificate lifecycle across servers, load balancers, and apps.
• Windows Server, Active Directory & RDS
  • Support data integration and reporting tools to improve visibility across the supply chain.
  • Ensure data accuracy and integrity in operational and customer-facing applications.
• Collaboration: Microsoft 365 (SharePoint/OneDrive/Teams)
  • Govern SharePoint/OneDrive permissions, sharing policies, sensitivity labels, and DLP/retention; support migrations and information architecture.
  • Operate Teams/Teams Phone interop with existing PBX/SBCs where needed.
• Voice/Telephony (VoIP)
  • Deploy and support VoIP solutions: SIP trunks, SBCs, dial plans, call routing, E911/999 configuration, QoS tagging and monitoring.
• Backup, DR & Security Operations
  • Own backup strategy (3-2-1/immutability) for on-prem, cloud, and Microsoft 365; monitor job success and conduct restoration tests.
  • Coordinate vulnerability management and remediation (OS, apps, cloud); collaborate with SOC/MDR where applicable.
  • Maintain security incident runbooks, access reviews, and change control (CAB) with strong documentation.
• Service Delivery & Support
  • Act as L3 escalation for complex incidents/problems; drive root cause analysis and permanent fixes.
  • Create high-quality documentation, runbooks, and user-facing knowledge base articles.
  • Automate routine tasks using PowerShell (and/or Python); contribute to CI/CD/IaC where appropriate.

Essential – Knowledge, Skills and Experience

• Bachelor’s degree in Computer Science / IT (or equivalent experience).
• 5+ years in enterprise IT with L3 support, networking, and systems administration responsibilities.
• Proven expertise across AWS (EC2, VPC, IAM, Load Balancing, Auto Scaling), Windows Server/AD, Intune/Entra ID (including Conditional Access and Autopilot), and enterprise networking/security.
• Hands-on experience with VoIP deployments and QoS, and with SharePoint/OneDrive administration.
• Strong understanding of cybersecurity best practices (least privilege, patching, hardening, logging/monitoring, incident response).
• Excellent troubleshooting, documentation, and stakeholder communication skills.

Desirable

• Experience in transport, logistics or supply chain systems.
• Familiarity with TMS/WMS platforms and fleet management solutions.
• AWS/Microsoft Certifications.
• Networking / Security Certifications (ITIL, CompTIA Security+).

Personal Attributes

• Analytical mindset with a solutions-focused approach.
• Strong communication and collaboration skills.
• Ability to manage multiple tasks and deliver to deadlines.
• Proactive, innovative, and adaptable in a changing environment.

Why join Hannon Transport

• Join a company focused on innovation, sustainability and growth.
• Exposure to large-scale digital transformation projects in a leading logistics organisation.
• Professional development and training opportunities.
• A competitive salary and company benefits are available for the right candidate.

Note: This description is intended to be a guide of what duties are most likely to be but should not be taken as a definitive list. Hannon may adapt duties as deemed necessary.

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