Job Description

Headquartered in London, CACI Ltd is a wholly owned subsidiary of CACI International Inc., a publicly listed company on the NYSE with annual revenue in excess of US $6.2bn and employing approx. 22,000 people worldwide.
CACI Ltd is an international data and technology consultancy with £154m turnover and 1200 employees. We are passionate, progressive and unafraid of challenge; our mission is to use technology and data-driven insight to make a commercial difference.
We provide expert advice and hands-on system management to help our national and global clients get the most from technology and data. We use innovation wisely to deliver well thought-out digital solutions and software.
CACI's Digital Solutions, Operational Systems and Network Services Groups provide a range of software, Consultancy and managed services to clients. With experience and understanding of systems integration, analytics and secure cloud and managed services, we help clients improve operational processes, gain greater insight into their business and reduce costs.

From data integration, web reporting and activity-based costing to mobile working, telecom operational support systems and online transactional solutions, we help our clients to understand their business, manage performance and deliver value for money services to their customers.

About CACI
From our headquarters in London, we’re busy empowering organisations to make bold, strategic moves with the power of data and technology. Founded in 1975, our operations take place from multiple offices across the UK, Europe and India with over 1600 full-time employees and an annual turnover of £179m.
Our expertise spans industries, from retail and education to public sector and transport – delivering intelligent solutions that drive progress and create measurable impact. Whether it’s business intelligence, customer marketing, cloud infrastructure, cybersecurity, critical national infrastructure or data management, our approach is never one-size-fits-all.
We don’t just deliver solutions; we build for the tomorrow’s world, all while fostering a culture that allows employees to be their authentic selves and succeed in their careers.

About Network Services
CACI Network Services is a rapidly expanding specialist IT and Networks consultancy offering a wide variety of opportunities to work within challenging and exciting environments with our major clients in Global Media, Banking, Government, Telecoms & Utilities

The role
We’re looking for a motivated Network Engineer to support a range of projects across London and the Home Counties. You’ll play a key role in designing, implementing and supporting highly available network environments, while contributing to best practices and technical standards across the business.

Key responsibilities
• Design, implement and support LAN, WAN and Data Centre networks
• Assist in maintaining highly available and scalable network architectures
• Produce and maintain network design documentation (HLD/LLD)
• Support and troubleshoot network and infrastructure issues
• Work closely with internal teams and clients on project delivery

Core skills, knowledge and experience required
• Solid understanding of TCP/IP and routing protocols (e.g. OSPF, BGP)
• Experience designing, building and supporting LAN/WAN networks
• Strong knowledge of Routing & Switching (CCNA or CCNP level)
• Experience with WAN technologies (e.g. MPLS, VPNs)
• Exposure to firewall technologies (Checkpoint, Palo Alto, Fortinet or Cisco)
• Knowledge of Application Delivery Controllers (e.g. F5, Citrix)
• Experience producing network design documentation (HLD/LLD)
• Strong communication and stakeholder engagement skills
Desirable Skills
• Network automation (e.g. Ansible, Python)
• Software-defined networking (e.g. Cisco ACI, SD-WAN, VMware NSX, Nuage)
• Exposure to cloud platforms (AWS, Azure)

Expected behaviors
We have a structured performance management framework which measures continual attainment against key personal behaviours. We believe this is an important part of our success and culture. Joining as a team member we expect you to act as a role model and exemplar against these behaviours which are to be:
• Proactive
• Adaptable
• Flexible
• A team player
• Reliable

Equal opportunities
CACI is proud to be an equal employer. Embracing the diversity of our people, we are on a journey to build a truly inclusive work environment where no one is treated less favorably due to ethnic origin, age, gender, veteran status, religion or belief, sexual orientation, marital status, and disability or health condition, actively working to prevent discrimination.
As a Disability Confident employer, we will:
• Provide reasonable adjustments in the recruitment process where requested (contact a member of the recruitment team on 020 7602 6000 to discuss individual requirements further).
• Offer people with health conditions and disabilities, meeting the minimum criteria for a role, an interview.
Our people are unique, and we encourage, and support them, to be confident in contributing to our inclusion journey.

We are committed to creating a diverse environment and are proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, colour, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

Successful candidates must have the right to work in the UK.