Job Title: Network Security Engineer Location: Sittingbourne office (Kent) - 3 to 4 days a week in the office. Salary/Rate: Up to £400 per day (Inside IR35) Start Date: Nov 2025 Job Type: 12-month contract Company Introduction We are looking for an experienced Network Security Engineer with Cisco Switches, Palo Alto, and AWS Networking experience, to join our global client in the Pharmaceutical industry. *The successful candidate must be able to work on-site in Sittingbourne (Kent) 3 to 4 days a week* Job Responsibilities/Objectives: Solid foundation of core networking concepts. Proficiency in Cisco switching technologies. (Must) Expertise in Palo Alto Networks Firewalls, both physical and virtual. (Must) Strong knowledge of dynamic routing protocols, including OSPF and BGP. Extensive experience in AWS networking, including Transit Gateways, Attachments, Security Groups, Endpoints, GWLB, ALB, NLB, WAF and more. (Must) Strong understanding of wireless technologies, with hands-on experience using Meraki products Excellent logical thinking and troubleshooting skills to effectively resolve complex issues. (Must) Proficiency in identifying automation opportunities and collaborating with the automation team to minimise operational overhead. (Must) Ability to develop and maintain comprehensive network documentation. Capability to lead, mentor, and train team members. If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format. Disclaimer Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies. Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.