My client is seeking an experienced Senior Network Engineer to design, implement and support advanced network and security solutions for a wide range of enterprise customers. You'll act as a subject matter expert across Cisco and Fortinet technologies, ensuring secure, reliable and high-quality service delivery. This is a hybrid working role - 3 days a week in office (Belfast City Centre) Key Responsibilities Design, implement, and support network and security solutions (LAN/WAN/WLAN/SASE/Data Centre). Act as a trusted technical advisor to customers. Review solution designs and ensure best practice and compliance. Optimise network performance and deliver high-quality documentation. Collaborate with vendors, partners, and internal teams. Engage with customer stakeholders and provide clear technical communication. Maintain and pursue relevant certifications. Essential Skills & Experience Cisco CCNP/CCSP or equivalent practical experience. Fortinet certification (FCA/FCP/FCCS/FCX) or equivalent experience. Strong expertise in WAN technologies, firewalls, IPS, SASE, ZTNA, LAN/Wi-Fi, and data centre networking (Cisco ACI). Experience supporting enterprise or government customers (4 years). Excellent documentation, communication and stakeholder engagement skills. For further information on this vacancy, please apply via the link below. Skills: Cisco CCNP Fortinet