Salary: £35,000 - 45,000 per year Requirements: Approx. 6 years experience in an IT support or engineering role Strong Microsoft 365 administration experience Solid grounding in Windows 10/11 and Windows Server A deep understanding of networking fundamentals (DNS, DHCP, TCP/IP, LAN/WAN) Hands-on experience with switches, firewalls, and wireless solutions Knowledge of Intune / Endpoint Manager is a big plus Excellent communication skills and a customer‑first mindset A proactive, problem‑solving attitude and willingness to learn Desirable (but not essential): Microsoft, CompTIA, or Cisco certifications Experience working within an MSP or multi‑site environment Responsibilities: Providing high-level technical support and troubleshooting across end‑user and infrastructure environments Managing and maintaining Microsoft 365 ecosystems (Teams, SharePoint, OneDrive, Intune) Supporting and developing networking environments: firewalls, switches, Wi‑Fi, VPN Contributing to IT projects such as cloud migrations, security improvements, and system upgrades Monitoring and maintaining systems to ensure reliability and uptime Documenting configurations, processes, and technical designs Working collaboratively with colleagues and clients to continuously improve service delivery Technologies: Cloud Cisco Support LAN Microsoft 365 Security SharePoint TCP/IP VPN Windows Office 365 DevOps More: Cobalt Computer Solutions is expanding and were looking for a talented Senior IT Engineer to join our close-knit team in Exeter. At Cobalt, we build trusted partnerships with businesses and offer autonomy, variety, and the chance to work with the latest cloud, networking, and security solutions. We provide ongoing training, paid certifications, and a genuinely supportive environment that invests in your development. We offer a competitive salary (£35k–£45k depending on experience), 28 days holiday your birthday off, a company pension, private medical insurance, and a friendly, collaborative team with regular social events. last updated 17 week of 2026