Central London, London, United Kingdom Hybrid / WFH Options
Halian Technology Limited
cloud resources. Virtualization and Storage: Experience in managing virtual server technologies (VMware, Hyper-V, etc.) and storage technologies (SAN, NAS). Certifications: Relevant certifications in networking (e.g., Cisco CCNP, Juniper JNCIP, or equivalent), cloud certifications (Azure, AWS, Google Cloud), and Infrastructure-as-Code (Terraform) are desirable. Problem Solving: Strong analytical and troubleshooting skills in complex network environments. Communication Skills More ❯
maintain LAN, WAN, and cloud-based network solutions to optimize service delivery. • Monitor network performance and troubleshoot issues. • Maintain and upgrade routers, switches, firewalls, and other network devices (Cisco, Juniper, Palo Alto, etc.). • Implement and manage network security measures, including firewall rules, intrusion detection/prevention, and access controls. • Collaborate with cross-functional teams to support deployments and More ❯
SCI Ci Poly Salary: $200k-$215k We are seeking a highly skilled Network Subject Matter Expert (SME) with extensive experience in designing, implementing, and troubleshooting complex network environments utilizing Juniper and Cisco technologies. The ideal candidate will have a deep understanding of both on-premises and highly restricted environments, such as Department of Defense (DoD) networks. This position requires … expertise in secure networking solutions, compliance with government regulations, and working within classified or highly controlled environments. Key Responsibilities: - Design, implement, and manage Juniper and Cisco network infrastructures, including routers, switches, and firewalls. - Provide expert-level support and troubleshooting for highly secure and mission-critical networks. - Work within on-premises, air-gapped, and highly restricted DoD environments, ensuring adherence … manual configurations. - Provide mentorship, training, and guidance to junior engineers and other team members. Required Qualifications: - 10+ years of hands-on experience in network engineering, specializing in Cisco and Juniper network environments. - Experience working in DoD, military, or government-restricted networks with knowledge of classified systems and security compliance. - Strong understanding of network protocols (BGP, OSPF, MPLS, VPN, IPSec More ❯
Network and Transport technologies, tools, and techniques Understanding and experience with the DoD Architecture Framework and other key DoD network architecture and strategic planning instructions Experience with CISCO and Juniper: switches, routers, as well as Cryptographic devices, IPSEC. Experience with Network analysis tools (CISCO Network Analysis Modules, Solar Winds Network Management, OPNET NetOne, HP Network Node Manager, etc.) Experience … with CISCO and Juniper firewall/VPN devices Experience with supporting IP services to connect to NIPRNET, SIPRNET and JWICS (IPv4, VPN, IPv6, Multicast, QOS, SDN, SNMP, VOIP, VTC, etc) Experience with BGP, OSPF, and MPLS. Nice to have: Master's degree in Computer Science or related field CISCO CCNP, CCVP, CCNA or CCDP (or equivalent) ITIL v3 CISSP More ❯
/UDP, Dual stack IPv4/IPv6, IPSec, VPN and Firewalls Micro-segmentation • Must have experience in working with two or more of the following vendor network technologies: Cisco, Juniper, F5, Aruba, Palo Alto, Dell, Brocade, and Fortinet. • Experience with SD-WAN solutions, with Dell Versa preferred • Experience working with Azure and AWS cloud networking • Experience working with automation More ❯
/UDP, Dual stack IPv4/IPv6, IPSec, VPN and Firewalls Micro-segmentation Must have experience in working with two or more of the following vendor network technologies: Cisco, Juniper, F5, Aruba, Palo Alto, Dell, Brocade, and Fortinet. Experience with SD-WAN solutions, with Dell Versa preferred Experience working with Azure and AWS cloud networking Experience working with automation More ❯
customer's business and mission needs. Responsibilities Specifically, the Network Engineers will be responsible for a variety of operational related assignments associated with deployed operational solutions backed by Cisco, Juniper, Riverbed, and SolarWinds on multiple sets of enterprise-level IT systems in support of the customer's Remote Office/Branch Office (ROBO) and data center environments. Under the More ❯
interface and work well with CAE Global IT Administrators. Due to U.S. Government contract requirements, only U.S. citizens are eligible for this role. Familiarity with Cisco, Arista, Palo Alto, Juniper, Aruba, Silverpeak, or F5 products Preferred Skills CCNP Cloud, AWS Certified Advanced Networking, Azure Administrator Associate, or Azure Security Engineer Associate. Significant Experience with DNS/DHCP/NAT More ❯
technologies such as VMware. • Experience with Red Hat. • Hands on experience with InfoVista. • Must have experience in working with two or more of the following vender network technologies: Cisco, Juniper, Palo Alto, Dell, or AppGate. • Demonstrated experience using ServiceNow. • Demonstrated experience with networking concepts and protocols: LAN, WAN, BGP, TCP/UDP, IPSec, VPN, Routing(L2/L3), and More ❯
LAN (VXLAN) and Ethernet VPN (EVPN) for network virtualization and scalability. We also leverage automation with Ansible, Puppet, and Python within our core engineering team, where secondary knowledge of Junipernetworks and experience in engineering projects are highly valued. Typical duties include: • Expertly manages and maintains the availability, performance, and reliability of voice, video, and data communication networks through … emerging communication technologies to identify opportunities for network enhancement and improvement. • Maintains current knowledge of relevant technologies and best practices in network engineering, particularly with Cisco and/or Juniper platforms. Experience: • 15+ years (Required) Certification Requirements: Cisco CCNA or equivalent industry-recognized networking certification. Security+ CE or equivalent security certification. Preferred: Cisco CCNP, Juniper JNCIP, or other More ❯
software) • Wired telephony technology (hardware or core software) • Mobile telephony technology (hardware or core software) Ubiquitous core network devices (switch/router/hub, hardware or core software): • Cisco • Juniper • Common firewalls and security appliances Web Penetration Testing: • Common web application vulnerabilities like XSS, CSRF, Command Injection, SQLi, single sign-on limitations, etc. Tools: • Proficiency in any of the More ❯
Huntingdon, Cambridgeshire, East Anglia, United Kingdom Hybrid / WFH Options
Leidos Innovations UK Limited
including analysis and deployment YOU MIGHT ALSO HAVE: Hands on experience in configuring and troubleshooting of MPLS networks Hands on experience in configuring and troubleshooting Palo Alto, ASAv and Juniper Firewalls Thorough and demonstrable understanding of Juniper Enterprise LAN environments, to both design and 3rd line support level including, deployment, administration and troubleshooting. Ideally to a JNCIP level. More ❯
/UDP, Dual stack IPv4/IPv6, IPSec, VPN and Firewalls Micro-segmentation • Must have experience in working with two or more of the following vendor network technologies: Cisco, Juniper, F5, Aruba, Palo Alto, Dell, Brocade, and Fortinet. • Experience with SD-WAN solutions, with Dell Versa preferred • Experience working with Azure and AWS cloud networking • Experience working with automation More ❯
Demonstrate experience in system hardening of network infrastructure to include DoD STIG implementation. • Must have experience in working with two or more of the following vender network technologies: Cisco, Juniper, Palo Alto, Dell, or AppGate. • Experience with the following protocols: SFTP, SSH, SCP, SNMP, NTP. • Must be able to work as part of a team to lead troubleshooting and More ❯
Demonstrate experience in system hardening of network infrastructure to include DoD STIG implementation. • Must have experience in working with two or more of the following vender network technologies: Cisco, Juniper, Palo Alto, Dell, or AppGate. • Experience with the following protocols: SFTP, SSH, SCP, SNMP, NTP. • Must be able to work as part of a team to lead troubleshooting and More ❯
in an air-gapped environment. Knowledge of security policies such as DISA STIGS and general vulnerabilities management. Certifications with major system vendors such as Microsoft, Red Hat, VMware, Cisco, Juniper, or Aruba Marathon TS is committed to the development of a creative, diverse and inclusive work environment. In order to provide equal employment and advancement opportunities to all individuals More ❯
Demonstrate experience in system hardening of network infrastructure to include DoD STIG implementation. • Must have experience in working with two or more of the following vender network technologies: Cisco, Juniper, Palo Alto, Dell, or AppGate. • Experience with the following protocols: SFTP, SSH, SCP, SNMP, NTP. • Must be able to work as part of a team to lead troubleshooting and More ❯
Secret/SCI Location: USA VA Arlington - Pentagon Certifications: Aruba Certified ClearPass Professional - Aruba, Brocade Certified Network Engineer 2012 - Brocade, CCNA - Cisco, CompTIA - Security+ - CompTIA, JNCIA-Junos: Associate Junos - JuniperNetworks, JuniperNetworks Certified Internet Professional (JNCIP) - JuniperNetworks, JuniperNetworks Certified Specialist E Series (JNCIS-E) - JuniperNetworks Experience: 5 + years of related … routing, Quality of Service (QoS), IGMP Multicasting, VPNs, ACLs, MPLS, IP, NAT. Experience working with LAN technologies to include VLANs, VRFs, Port-channels and VPCs. Working knowledge of Cisco, Juniper, Arista and Aruba platforms. Active Top Secret/SCI security clearance Bachelors' Degree in a related field OR work experience in lieu of degree. 5+ years of experience in … Network Administration IAT Level II certification in accordance with DoD 8570.01-M One of the following Networking Certifications - Brocade, Cisco (CCNA/CCNP), Juniper (JNCIA/JNCIS/JNCIP), Aruba Must have hands-on experience/knowledge with Aruba networking systems. Willing to report onsite as indicated above. More ❯
Security+ certification or equivalent 8570 certification • At least 5 years of Network Engineering experience covering Switching, Routing, Firewalls, Cabling, and Hardware configuration/installation with CISCO and/or Juniper equipment • Candidates are required to travel a minimum of 20% Preferred Qualifications: • At least 7 years of Network Engineering experience covering Switching, Routing, Firewalls, Cabling, and Hardware configuration/… installation with CISCO and/or Juniper equipment demonstrating a strong proficiency • Experience working with LAN/WAN and OSPF/BGP/EIGRP • Experience working with classified level enterprise networks • Ability to effectively communicate and present to program management and customers • Ability to effectively write technical documentation • Experience sharing knowledge, mentoring, and working in a collaborative environment • Strong More ❯
Lexington, Massachusetts, United States Hybrid / WFH Options
Encode
Clearance (or higher) is required. At least 9 years of experience implementing network solutions. 8+ years of experience with TCP/IP, DHCP, SNMP protocols. 6+ years working with Juniper routing and switching. 6+ years of experience with Juniper and Palo Alto firewalls. Strong customer service and communication skills. Ability to learn new technologies quickly and work analytically … in a problem-solving environment. Nice-to-Have Skills: Familiarity with F5 application delivery controllers. Basic scripting experience (e.g., Python, Ansible, TCL, Bash). Juniper or Palo Alto certifications. Work Environment: Hybrid work model with 1-2 days per week required onsite. Candidate must be local and available to be onsite as needed starting Day 1. More ❯
least 5 years of experience, preferably in a financial services environment. Ability to design, deploy, and maintain MPLS, VPN, and VRF network cores. Experience with Cisco devices is mandatory; Juniper and Palo Alto experience is preferred. Strong understanding of OSPF, BGP, SR, and IS-IS routing protocols. Experience with Cisco NXOS, IOS, IOS-XE, and IOS-XR. Knowledge of More ❯
NSX-T Load balancing - F5 or Citrix Cloud networking - AWS or Azure Network automation Ansible Python Visual Basic Terraform What We're Looking For Golden candidates will bring strong Juniper and NSX expertise. Solid Cisco build experience and a hands-on delivery background will also be considered. Flexibility, curiosity, and a proactive mindset are highly valued-cross-training and More ❯
