Job

Job

CAS Architect

Job type:Perm
Town/City:Basingstoke
County:Hampshire
Salary/Rate:£80000 - £950000 per annum
Business Sector:IT
Job ref:BBBH153726
Post Date:January 19, 2026

Cas Architect

+Permanent opportunity

+Hybrid working in Basingstoke / Bracknell

+SC / DV cleared role - must be eligible for DV clearance

+£70,000 + £6k car + 15% bonus + 10% DV allowance

Skills:

+Cisco Firepower

+HLD / LLD

+Team Leadership experience

We are looking for a BPS/CAS Architect to technically lead projects in cyber monitoring and remote access within a large program. This is within the secure Defence and Government sector. You will own requirements analysis for new proposed changes, devise and propose solution changes along with any proof of concept activities to support the production of technical solutions, produce high level design collateral or govern and review design documents, and give technical leadership within the program in all phases of the project solution life-cycle. The role reports into the BPS/CAS Tech Lead.

Your experience

*Experienced in analysis of customer requirements, with demonstrable network design (high level and low level) experience in proposing and utilizing technologies from a variety of industry leading technology vendors.
*Demonstrable experience of evaluating customer strategy, operations and processes and proposing technical solutions to deliver on their strategy and improve business performance.
*Demonstrable experience in providing Technical Leadership/Ownership and expertise to guide the design and delivery of solutions through all phases of the large-scale project life cycle.
*Breadth of networking knowledge to include, protocols and cyber monitoring tools. Specific skills include Juniper Switching and Configuration, WAN routing including MPLS and BGP, network gateways, VPNs, remote access solutions (e.g. AnyConnect), network encryption and tunnelling technologies, Cisco Firepower, F5 TLS Intercept, Packet Brokers, Tap Aggregators, Gigamon, SNMP, TCP, TLS (including requisite cryptography), TLS intercept, PKI, HTTP, Sockets API. Familiarity with Endace technologies, HSMs, virtualization and scripting are desirable.
*Understanding of technologies for collecting, analysing, and storing security event data, and to automate and orchestrate incident response workflows.
*Participating in requirements gathering and development of solutions on a page
*Experience of performance testing of cyber monitoring tools (sizing, capacity management and planning, performance troubleshooting).
*Solid understanding of the project end-to-end life cycle, with good commercial and financial awareness in terms of understanding risks and dependencies associated with any delivery project.
*Experienced in the analysis and trouble-shooting of complex issues and defects, mitigating business, technical, and operational risks, and making recommendations to senior management.
*Demonstrable experience of technically coordinating other technical architects and engineers, collaborating with multiple teams, supporting project managers in planning and reporting activities, service readiness, and providing guidance and support to live service teams.
*Excellent communications skills with multiple stakeholders, able to take ownership and responsibility and make quick decisions. Able to communicate calmly and concisely with the Customer.

If you'd like to discuss this CAS Architect in more detail, please send your updated CV to chloe.manerowski@cbsbutler.com and I will get in touch.