Network Engineer (holding valid NATO Secret Clearance) - Deadline 01/06/26

Duties

• Provide advanced Level 3 support for complex enterprise network environments.


• Lead the technical resolution of high\-impact and high\-severity incidents.


• Perform in\-depth analysis of recurring issues and implement sustainable corrective actions.


• Identify opportunities for service optimization and operational improvements, and drive their implementation.


• Contribute to the design, planning, and implementation of network enhancements and new projects.


• Ensure technical correctness, operational readiness, and minimal service impact during changes and deployments.


• Validate and support network changes in line with governance and change management processes.


• Collaborate with cross\-functional teams, external partners, and service stakeholders.


• Maintain accurate technical documentation and contribute to knowledge sharing within the team.


• Ensure that, on Routing and Switching elements, remote routine maintenance throughout NATO sites is performed


• Coordinate with sites for Routing and Switching elements centralisation, standardisation and best practices


• Liaise and collaborate internally throughout the NCI Agency Service Line infrastructures and to external organisations for fault rectification activities


• Being responsible for the creation and maintenance of Standard Operating Procedures


• Coordinates and performs routing infrastructures design, configuration and maintenance activities for all appointed NATO exercise scenarios and Operations


• Performing the practical evaluation of management tools and capabilities


• Ensure a common understanding of the available toolsets and method of utilization within the centralised and distributed user base


• Investigating and proposing long term solutions to encountered equipment and configuration problems


• When required, coordinates on\-site surveys, validations and system acceptance testing into the Routing infrastructure.

• A minimum requirement of a Bachelor's degree at a nationally recognised/certified University in a related discipline and 2 years post\-related experience.


• Alternatively, exceptionally, the lack of a university degree may be compensated by the demonstration of a candidate's particular abilities or experience that is/are of interest to NCI Agency, that is, at least 8 years extensive and progressive expertise in duties related to the function of the post.


• At least 8 years' progressive experience in complex network engineering roles.


• Design, implementation and support scalable enterprise network infrastructures leveraging BGP, MPLS, IPv6, OSPF, IS\-IS, IP multicast, Software\-Defined WAN (SD\-WAN). Active CCNP (Enterprise, Service Provider) certification is required.


• Deep knowledge of BGP, including route reflectors, confederations, communities, path manipulation, and filtering (iBGP, eBGP, policy control).


• Proficient in QoS design, shaping, policing, and classification techniques for converged networks.


• Extensive experience in fine\-tuning QoS policies to support mission\-critical applications and voice services.


• Knowledge of QoS configuration and traffic classification models (CBWFQ, LLQ and WRED).


• Proven expertise in IPv6 implementation, troubleshooting and dual\-stack environments with a strong focus on IPv6 adoption and transition strategies.


• Deep knowledge and experience with: policy\-based routing, route aggregation and summarization, redistribution, VRF, MPLS traffic engineering.


• In\-depth knowledge of multicast protocols (PIM sparse/dense mode, IGMP, MSDP, Anycast RP) and their use in real\-world deployments.


• Configuration and troubleshooting of multicast protocols.


• Proficient in datacenter and switching technologies (STP, MSTP, RapidPVST, EtherChannel, LACP, Virtual Stack, StackWise, Cisco Nexus NX\-OS, Spine\-Leaf Architecture, VXLAN).


• Strong troubleshooting skills with tools like Wireshark, NetFlow and SNMP.


• Knowledge of network monitoring concepts.


• Hands\-on experience with SD\-WAN technologies.


• Familiarity with DevNet, API integrations, and network programmability.


• Knowledge of network security best practices (ACLs, firewalls, VPNs, IPSec, AAA, Role Based Access Control, Public Key Infrastructure, security\-hardening concepts).


• Proficient in network automation and scripting (Python, Ansible, Terraform).


• A minimum of 2 years' experience with the configuration and operation of HP Network Automation or equivalent network automation and orchestration systems.


• A minimum of 4 years' experience with the configuration and operation of Network Monitoring and Event Management systems ideally CA Spectrum,


• Proven experience in the use of an Incident Management System such as BMC Remedy A high level of knowledge of network, system and application\-level troubleshooting techniques.


• Comprehensive knowledge of the principles of command\-and\-control systems.


• Extensive technical management expertise in C2 management


• Broad knowledge of C2 systems and software maintenance procedures


• Experience in Site and Systems Evaluation and Inspection


• Experience of preparing test plans, technical documentation and Standard Operating Procedures.


• Good interpersonal skills and the ability to work both independently and as part of a team.


• Autonomous, problem\-solver and drives towards results


• Experience in configuration management practices and tools


• Knowledge of ITIL IT service management model.


• Experience and applied knowledge of Service Transition


• Required Security Clearance: NATO Secret

• Active CCIE (R\&S, Enterprise Infrastructure or Service Provider) certification is desirable.


• Prior experience of working in an international environment comprising both military and civilian elements


• Knowledge of NATO responsibilities, structure and organization, including ACO and ACT.

Delivery mode : Onsite

Only candidates holding VALID NATO SECRET Clearance can apply

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