Required Skills: Demonstrable real-world experience in network configuration and management of critical network environments Has a clear understanding of the OSI model Experience with IPSec, multilayer switching, VLANs, and Virtual environments (ESXi) Knowledgeable in Static/Dynamic IP environments, LAN/WAN interfaces, Routed and routing protocols, subnetting, remote management and monitoring using SNMPv3 and SSH in both large More ❯
creation of the PG network reference architecture spanning Nomad hardware, Smith software builds, and Watch node management elements. • Define routing schemas (BGP/OSPF/IS IS), QoS policies, IPSec/crypto overlays, and multi level security/cross domain data flow rulesets that comply with NSA and DISA STIG requirements. • Produce SysML/CAMEO artifacts feeding the government owned More ❯
and Abilities: AWS or Azure Cloud certifications preferred AWS or Azure Cloud experience required DoD 8570 IAT Level II required ITIL v4 Foundation certification preferred Experience configuring and troubleshooting IPSec VPNs Expert level knowledge of the OSI model, common network protocols, TCP/UDP ports, and common network troubleshooting tools (tcpdump, wireshark, etc) Ability to troubleshoot multi-vendor network issues More ❯
and Abilities: • AWS or Azure Cloud certifications preferred • AWS or Azure Cloud experience required • DoD 8570 IAT Level II required • ITIL v4 Foundation certification preferred • Experience configuring and troubleshooting IPSec VPNs • Expert level knowledge of the OSI model, common network protocols, TCP/UDP ports, and common network troubleshooting tools (tcpdump, wireshark, etc) • Ability to troubleshoot multi-vendor network issues More ❯
time of professional experience Cisco Certified Network Associate (Certification must be currently valid/active) Quantity of certifications does not impact minimum time of professional experience PREFERRED ( NOT REQUIRED ) IPSEC, ACI, VPN, DMVPN, SD-WAN, and NAC Principal Duties and Responsibilities Maintain the corporate enterprise network environment, including configuration, troubleshooting, security, monitoring, and the development of procedures relating to the More ❯
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Transaction Network Services
our services About you: Qualifications: Engage directly with all stakeholders including customer and vendors in the delivery of our solutions Strong knowledge of data communications including TCP/IP, IPsec, xDSL protocols Excellent working knowledge and experience of networking protocols such as L3VPNs, HSRP, NAT, EIGRP, BGP, IS-IS and OSPF (minimum 3 years experience) Familiar with other communications protocols More ❯
government personnel. 7. Must have knowledge of Cisco Routing and Switching, and network architecture planning. 8. Must have knowledge of remote administration and secure Virtual Private Networking, to include IPSEC and SSL. 9. Must understand commercial encryption standards and their application in IP networking. 10. An understanding of Private Branch Exchange telephony, to include Avaya/Nortel telephone switch interfaces More ❯
and virtual server environments. Good knowledge of Windows Server 2016 and 2022. Good knowledge of virtualised environments (e.g. VMware, Azure). Proficient in Computer Networks: LAN, VLAN's, WAN, IPSec, SSL, Route based tunnels, Wi-Fi, DHCP and DNS. Industry certifications (e.g. CCNA, Microsoft/MCSE, VMware) (desirable). Knowledge of system validation and audit processes e.g. GCP/GXP More ❯
and virtual server environments. Good knowledge of Windows Server 2016 and 2022. Good knowledge of virtualised environments (e.g. VMware, Azure). Proficient in Computer Networks: LAN, VLAN’s, WAN, IPSec, SSL, Route based tunnels, Wi-Fi, DHCP and DNS. Desirable: Industry certifications (e.g. CCNA, Microsoft/MCSE, VMware) (desirable). Knowledge of system validation and audit processes e.g. GCP/ More ❯
and virtual server environments. Good knowledge of Windows Server 2016 and 2022. Good knowledge of virtualised environments (e.g. VMware, Azure). Proficient in Computer Networks: LAN, VLAN’s, WAN, IPSec, SSL, Route based tunnels, Wi-Fi, DHCP and DNS. Desirable: Industry certifications (e.g. CCNA, Microsoft/MCSE, VMware) (desirable). Knowledge of system validation and audit processes e.g. GCP/ More ❯
and virtual server environments. Good knowledge of Windows Server 2016 and 2022. Good knowledge of virtualised environments (e.g. VMware, Azure). Proficient in Computer Networks: LAN, VLAN’s, WAN, IPSec, SSL, Route based tunnels, Wi-Fi, DHCP and DNS. Desirable: Industry certifications (e.g. CCNA, Microsoft/MCSE, VMware) (desirable). Knowledge of system validation and audit processes e.g. GCP/ More ❯
and virtual server environments. Good knowledge of Windows Server 2016 and 2022. Good knowledge of virtualised environments (e.g. VMware, Azure). Proficient in Computer Networks: LAN, VLAN’s, WAN, IPSec, SSL, Route based tunnels, Wi-Fi, DHCP and DNS. Desirable: Industry certifications (e.g. CCNA, Microsoft/MCSE, VMware) (desirable). Knowledge of system validation and audit processes e.g. GCP/ More ❯
and virtual server environments. Good knowledge of Windows Server 2016 and 2022. Good knowledge of virtualised environments (e.g. VMware, Azure). Proficient in Computer Networks: LAN, VLAN’s, WAN, IPSec, SSL, Route based tunnels, Wi-Fi, DHCP and DNS. Desirable: Industry certifications (e.g. CCNA, Microsoft/MCSE, VMware) (desirable). Knowledge of system validation and audit processes e.g. GCP/ More ❯
and virtual server environments. Good knowledge of Windows Server 2016 and 2022. Good knowledge of virtualised environments (e.g. VMware, Azure). Proficient in Computer Networks: LAN, VLAN’s, WAN, IPSec, SSL, Route based tunnels, Wi-Fi, DHCP and DNS. Desirable: Industry certifications (e.g. CCNA, Microsoft/MCSE, VMware) (desirable). Knowledge of system validation and audit processes e.g. GCP/ More ❯
and virtual server environments. Good knowledge of Windows Server 2016 and 2022. Good knowledge of virtualised environments (e.g. VMware, Azure). Proficient in Computer Networks: LAN, VLAN’s, WAN, IPSec, SSL, Route based tunnels, Wi-Fi, DHCP and DNS. Desirable: Industry certifications (e.g. CCNA, Microsoft/MCSE, VMware) (desirable). Knowledge of system validation and audit processes e.g. GCP/ More ❯
Why WWT? Fueled by creativity and ideation, World Wide Technology strives to accelerate our growth and nurture future innovation. From our world class culture, to our generous benefits, to developing cutting edge technology solutions, WWT constantly works towards its mission More ❯
F5 Load balancing (LTM and GTM) Strong experience managing IP networks and supporting infrastructure (DHCP, DNS) Knowledge of network architecture and web related protocols (e.g., TCP/IP, UDP, IPSEC, HTTP/S) Working knowledge and understanding of Cisco ACI infrastructure IPSEC VPN troubleshooting Proven Service Management (ITIL) experience, specifically incident, problem and change management Excellent written and verbal communication More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Deloitte
F5 Load balancing (LTM and GTM) Strong experience managing IP networks and supporting infrastructure (DHCP, DNS) Knowledge of network architecture and web related protocols (e.g., TCP/IP, UDP, IPSEC, HTTP/S) Working knowledge and understanding of Cisco ACI infrastructure IPSEC VPN troubleshooting Proven Service Management (ITIL) experience, specifically incident, problem and change management Excellent written and verbal communication More ❯
critical to U.S. national security. Responsibilities: -Design, configure, and maintain secure network architectures supporting classified and encrypted communications. -Integrate, troubleshoot, and optimize encryption devices (e.g., Type 1 KG encryptors, IPsec, VPNs, etc.). -Collaborate with federal stakeholders and internal technical teams to ensure compliance with CNSS, NSA, and Department of State standards. -Conduct risk assessments, implement security controls, and support More ❯
network incidents and outages as they arise. Required Skills/Qualifications: • Experience with Cisco switching, routing and firewall hardware and common network concepts such as LAN/WAN, perimeter, IPSec, routing/switching, packet filtering, IDS/IPS, authentication, cabling, and troubleshooting • Experience performing network security implementations or assessments Clearance Required: Active Top Secret Clearance Preferred skills: • Familiarity with emerging More ❯
maintain secure, resilient infrastructure The person: Experience supporting and maintaining secure networks Hands-on knowledge of Fortinet (FortiGate, FortiManager, FortiAnalyzer) and Cisco (routers, switches, IOS-XE) Comfortable with VPNs, IPSEC, BGP, OSPF, VOIP QoS, and Linux systems Eligible for SC Clearance Reference Number: BBBH - (phone number removed) To apply for this role or to be considered for further roles, please More ❯
maintain secure, resilient infrastructure The person: Experience supporting and maintaining secure networks Hands-on knowledge of Fortinet (FortiGate, FortiManager, FortiAnalyzer) and Cisco (routers, switches, IOS-XE) Comfortable with VPNs, IPSEC, BGP, OSPF, VOIP QoS, and Linux systems Eligible for SC Clearance Reference Number: BBBH - 259447 To apply for this role or to be considered for further roles, please click "Apply More ❯
line interface Experienced with Cisco routers and switches - able to log on and perform fault diagnosis Understanding of typical IP routing protocols, BGP, EIGRP, OSPF, along with VPN and IPSEC protocols Analytical approach to fault-finding with proven ability to diagnose network problems Tenacious and inquisitive in investigating and applying corrective action Good personal organizational and developed time management skills More ❯
and interface requirements Implement specific network solutions to support server requirements to include load-balancing, VPN's, firewall contexts, Traffic Shaping Voice over IP (VoIP), GRE Tunneling, IP Security (IPSec), IP Encryption, Media over IP (MoIP), and network address translation (NAT) where appropriate. Configure and maintain organization's network diagrams and accreditations. Oversee the support to all network equipment. Develop More ❯
CD, Terraform, Ansible, Serverless, and container registries. In-depth understanding of public cloud platforms and deployment best practices. Strong knowledge of network protocols (TCP/IP) and security practices (IPSec, SSL-VPN, NAT, GRE). Hands-on experience with cloud infrastructure operations and troubleshooting customer tech stacks. Familiarity with SIEM tools, vulnerability management, malware analysis, and firewall configurations. Ability to More ❯