About CACI 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 1100 employees. We are passionate, progressive and unafraid of challenge; our mission is to use technology and data-driven insight to make a commercial difference.CACI's Network Services business provides consultancy, network management and OSS, data centre solutions and managed 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.Our Technology and Network Services divisions provides a range of software, consultancy and managed services to SME and large enterprise clients from across the public and private sector. With our experience and understanding of big data analytics, systems integration, secure cloud and IT networks, we help clients improve operational processes, gain greater insight into their business and reduce costs.CACI is looking to bring on a talented 2nd Line Voice Support Engineer within Network Services (NS).Responsibilities:Integration & Testing of Cisco Unified Communication -Voice Infrastructuredebugging and troubleshooting on Cisco UC infrastructureadvanced AV network and connection issuesmaintenance, and software upgrades for corporate video teleconference infrastructure and endpointsIMAC related to Unified Communication in Portsmouthto inquiries from staff, administrators, service providers, site personnel, and partners to provide technical assistance and supportExperience in 2/3 Line supportIdeally, the candidate should have over 3-5 years of experience working with Cisco UC EnvironmentsCisco CCNA or CCNP Collaboration certification is advantageousManagement of Datacentre Equipment including Cisco Rack Servers like BE7000H, UCS-C220, UCS-C240, etc.VMware ESXi Management and VM AdministrationAdministration of Cisco UC Servers (Cisco Unified Communication Manager, Cisco Unified IM and Presence, Cisco Unity Connection)Experience in administration of Cisco Expressway ClustersAdministration of Cisco SBCs (Cisco Unified Border Elements)Strong understanding of SIP Protocol, ability to analyse SIP Traces, and administration of Cisco Endpoints (Deskphones and Videoconferencing Systems)Ability to independently implement changes on the Cisco UC Platform (System upgrades, Certificate Renewals, etc.)Understanding of Call Routing on Cisco CUCMAbility to analyse and troubleshoot problems in the Cisco UC Environment and 3rd-party applicationsHandling and support of technical escalations with VendorsDesired: Experience with Cisco RoomsDesired: Experience with Cisco Meeting Server and troubleshootingTraining CACI Network Services develops individuals through a portfolio of training and development options such as certified training courses, workshops, technical conferences, boot camps, on-line training and much more. You will have the opportunity to work on some of the most advanced networking hardware in the industry as well as development of your abilities and talents to become one of the best in the field.Rewards and BenefitsIn return you will be awarded with a competitive salary, excellent benefits and the opportunity to develop your career and skills within a growing company.What we can offer you We don’t settle for people that can just do the job, we look for people that are constantly trying to push the boundaries and improve what we do. This is what makes CACI a great team to be a part of.Innovation is hugely important to us and we guarantee everybody in the business gets to spend 5% of their time innovating and training. If you are an innovative thinker and like to challenge the norm, coming up with new ways of doing things, then you will be surrounded by likeminded people at CACI.ProgressionWe understand that your career progression is important to you. Unlike many organisations, promotions happen twice a year at CACI. This gives you more opportunity to progress. At CACI people get promoted on merit when they are ready. This means that your career is completely in your own hands and there is never a ceiling for your progress.Everyone’s career path is different. We welcome people exploring different areas and trying out new skillsets. Just because you start off down one path doesn’t mean you are committed to it indefinitely. At CACI you have the freedom to carve your own career path.Development Your development is key and is a top priority for the team. We offer 3 types of training: externally run consulting courses, externally run bespoke courses and internal courses. Everyone has different training requirements which means everyone has their own training plan. A bespoke training plan will be created for you when you join.BenefitsWe have a range of benefits on offer to support you. We have a comprehensive list of schemes ranging from pension plans to health and wellness policies, in addition you can opt into a selection of flexible benefits to meet your personal needs.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.