Network Engineer

About The Company

iO Associates is a reputable staffing and recruitment firm specializing in connecting talented professionals with leading organizations across various industries. With a strong focus on technology, engineering, and digital transformation, iO Associates prides itself on delivering tailored recruitment solutions that meet the unique needs of both clients and candidates. Our commitment to excellence, integrity, and innovation has established us as a trusted partner in the talent acquisition space, supporting organizations in building high‑performing teams to drive their business success.

We are currently seeking five SC Cleared Network Engineers to join our esteemed client on a permanent basis. These roles offer a competitive base salary of up to £70,000 and are based in Corsham, with a hybrid working model requiring onsite presence 2‑3 days per week. The successful candidates will be integral to a new and exciting MOD project, responsible for designing, implementing, and troubleshooting complex network infrastructures.

As part of this team, you will work on cutting‑edge network solutions, ensuring security, performance, and reliability across critical systems. The role demands active SC clearance due to the sensitive nature of the work, and candidates must be able to start flexibly, accommodating varying notice periods.

• minimum of three years of industry experience in network engineering, with demonstrable expertise in designing and managing enterprise‑level networks
• hands‑on experience with hierarchical IP subnetting, routing protocols such as OSPF and BGP, and proficiency with enterprise routing, switching, and firewall platforms
• practical knowledge of Cisco Nexus switches, Cisco IOS XE software, Leaf and Spine architectures, VXLAN overlays, and DMVPN configurations
• familiarity with firewall IPS/IDS, AAA platforms like ISE, TRL crypto configuration, key management, and full QoS configuration and optimization
• relevant certifications such as Cisco CCNP or higher are highly desirable

• design, deploy, and maintain secure and robust network solutions tailored to the MOD project requirements
• configure and troubleshoot hierarchical IP subnetting, routing protocols, and network architectures such as Leaf and Spine
• implement and optimize VXLAN overlays, dual cloud dual hub DMVPN, and firewall security measures including IPS/IDS
• ensure high availability and performance through QoS policies and network monitoring
• collaborate with cross‑disciplinary teams to develop network strategies, document configurations, and provide ongoing support and troubleshooting
• maintain compliance with security standards and ensure the integrity of the network infrastructure

• competitive salary up to £70,000
• flexible working arrangements
• opportunities for professional development
• part of a dynamic team working on high‑profile MOD projects
• pension contributions, healthcare options, and potential career progression within a forward‑thinking organization committed to employee growth and well‑being

iO Associates and our clients are committed to creating an inclusive environment and are proud to be an equal opportunity employer. We celebrate diversity and are dedicated to fostering an environment where all employees and applicants are treated with respect and fairness, regardless of race, gender, age, religion, sexual orientation, or disability. We believe that a diverse workforce enhances our ability to innovate and serve our clients effectively.