26 to 50 of 109 Permanent Senior Network Engineer Jobs

Title : Senior Network Engineer Location: Hybrid – Work from home and office visits as and when required (London Campus) Target Start Date: End of July 2025 Contract duration : 6 months (potential to extend) Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related … team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte. Senior Network and Firewall Engineer (T1) – Network Services Everyone knows technology is the fastest changing industry in the world. We’re shaping our IT landscape by transforming … like you. Join them at this exciting time and you will be enjoying the kind of professional development where you can explore your potential. Team Summary This is a Network Infrastructure support role within the IT Operations function at Deloitte. Reporting to the Network & Security Operations Manager and working closely with other internal ITS teams, the Network More ❯

Title : Senior Network Engineer Location: Hybrid – Work from home and office visits as and when required (London Campus) Target Start Date: End of July 2025 Contract duration : 6 months (potential to extend) Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related … team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte. Senior Network and Firewall Engineer (T1) – Network Services Everyone knows technology is the fastest changing industry in the world. We’re shaping our IT landscape by transforming … like you. Join them at this exciting time and you will be enjoying the kind of professional development where you can explore your potential. Team Summary This is a Network Infrastructure support role within the IT Operations function at Deloitte. Reporting to the Network & Security Operations Manager and working closely with other internal ITS teams, the Network More ❯

Senior Network Engineer GES is seeking a Sr. Network Engineer to support large-scale operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA's Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA … s internal and external mission partners operating in CONUS and OCONUS locations. The Sr. Network Engineer/Architect will support the current infrastructure and new, modernized updated and upgraded capabilities for DTRA. This role will be responsible for tech requirements definition, feasibility studies, pilot projects and implementations plans, as well as diagnosing and troubleshooting outages, monitoring networks, infrastructure … and systems, and proving proactive mitigation strategies. Primary Responsibilities: Lead and coordinate Tier I-III network operations engineering personnel to ensure network troubleshooting efforts are affectively build ti. Oversee real-time monitoring of global enterprise networks using DoD-approved tools (e.g., SolarWinds, NetOps, Splunk, ACAS). Develop and enforce operational procedures, incident response workflows, and escalation protocols. Act More ❯

Senior Network Engineer - £70k + £6k Car Allowance + 15% Bonus Hybrid - Home Based + easy travel to London area (2x/month) Out-of-hours paid at time and a half We're working with a long-standing client of ours, a major player in their industry, and they're looking for a proper Senior Network Engineer to join the team. You'll need to have worked on/lead some Network Security projects to be successful in this role. We're after someone confident, experienced, and ready to step straight into a hands-on delivery role. This isn't one for a passenger, you'll be expected to lead network projects from day one, support a junior engineer, and take the reins on everything from firewall migrations to hands-on data centre work. The role: You'll be delivering key network projects including firewall migrations (FortiGate-heavy), SD-WAN rollouts, and hands-on switching/routing across a hybrid environment. You'll be the go-to engineer More ❯

Senior Network Engineer - £70k + £6k Car Allowance + 15% Bonus Hybrid - Home Based + easy travel to London area (2x/month) Out-of-hours paid at time and a half We're working with a long-standing client of ours, a major player in their industry, and they're looking for a proper Senior Network Engineer to join the team. You'll need to have worked on/lead some Network Security projects to be successful in this role. We're after someone confident, experienced, and ready to step straight into a hands-on delivery role. This isn't one for a passenger, you'll be expected to lead network projects from day one, support a junior engineer, and take the reins on everything from firewall migrations to hands-on data centre work. The role: You'll be delivering key network projects including firewall migrations (FortiGate-heavy), SD-WAN rollouts, and hands-on switching/routing across a hybrid environment. You'll be the go-to engineer More ❯

Senior Network Engineer Cisco LAN WAN VPN Hybrid South Wales Location: South Wales Type: Permanent Working Pattern: Hybrid Salary: £47000 to £53600 plus 23.7 percent pension and excellent benefits We are seeking a highly skilled Senior Network Engineer with proven experience in Cisco networking technologies to join a progressive and collaborative IT team. This … is a senior technical role responsible for delivering resilient and secure LAN WAN and VPN infrastructure across a large and complex environment. Key Responsibilities Lead operational management of enterprise-wide voice and data networks Configure, maintain, and support Cisco network infrastructure including switches, firewalls, and access points Deliver secure and efficient VPN WAN LAN and wireless networking solutions … and stakeholders on strategic digital transformation projects Ensure service continuity, system resilience, and cyber security best practices Required Skills and Experience Strong practical experience with Cisco technologies in a senior or lead role Deep understanding of network design configuration and troubleshooting Proficiency in managing LAN WAN and VPN environments Experience with network security including firewalls, intrusion detection More ❯

Strategic Business Systems is seeking a Senior Network Engineer to join our team of qualified, diverse individuals. This is part of a team that ensures the customer's ability to provide mission critical intelligence and successful use of its information technology (IT) networks worldwide. This role is onsite in Charlottesville, VA. Required Security Clearance: Top Secret/… implements, tests, debugs, and maintains communications systems. Performs configuration of operating system and security patches for host and distributed systems, and implements incident response procedures during incidents of a network or host security breach. Reviews customer requirements and makes recommendations for changes to existing technical architecture. Complies with prescribed customer, industry and agency standards. Responsible for Installation, configuration, and … support of an organization's local area network (LAN), wide area network (WAN), Agency Internet Network (AIN), Intranet and Internet and other data communications systems or a segment of a network system maintains network hardware and software AND monitors network to ensure network availability to all system users and perform necessary maintenance to More ❯

Senior Network Engineer Worsley £50,000 + Bonus (up to 15%) + Excellent Benefits KO2's client are hiring a Senior Network Engineer to join a fast-growing company based in Worsley, leading the charge in IoT-connected technology across Europe. With 6,000-7,000 live devices operating across the continent and a … complex LAN infrastructure connecting them all, this is a high-visibility, mission-critical role at the heart of the business. You'll be working with a massive, high-availability network, bigger than most organisations of this size, with traffic across multiple APIs, customer endpoints, and network environments. What You'll Be Doing: Taking the lead on network … focus on upload scheduling and time-sensitive data traffic. Planning the transition to a hybrid cloud model-currently in testing-migrating from local data centres to cloud without compromising network security or device uptime. Owning all things network: Disaster Recovery, Data Protection, Security Policies, and compliance. Looking at ways to reduce costs and improve service performance, e.g., line More ❯

Senior Network Engineer Defence Consultancy Hemel Hempstead Up to 72,000 + 10% Bonus DV Clearance Eligibility Required MERITUS are working with a leading Defence consultancy looking for a Senior Network Engineer to join a highly secure, fast-paced environment supporting critical national infrastructure projects. This role offers the chance to work on meaningful … technically complex platforms that play a key role in national security. If you're confident in designing and building secure network systems and enjoy working in a team where innovation and problem-solving are part of the day-to-day, this could be the perfect next step in your career. DV (Developed Vetting) security clearance is essential for this … held or eligible to be obtained. The role is based on client site in Hemel Hempstead. Main Responsibilities: Take the lead in designing, building, and maintaining secure, high-performance network platforms. Work closely with internal teams and external partners to deliver integrated, end-to-end solutions. Support and enhance existing monitoring and observability frameworks using tools like SNMP and More ❯

Senior Network Engineer | Defence Consultancy | Hemel Hempstead | Up to £72,000 + 10% Bonus | DV Clearance Eligibility Required MERITUS are working with a leading Defence consultancy looking for a Senior Network Engineer to join a highly secure, fast-paced environment supporting critical national infrastructure projects. This role offers the chance to work on meaningful … technically complex platforms that play a key role in national security. If you're confident in designing and building secure network systems and enjoy working in a team where innovation and problem-solving are part of the day-to-day, this could be the perfect next step in your career. DV (Developed Vetting) security clearance is essential for this … held or eligible to be obtained. The role is based on client site in Hemel Hempstead. Main Responsibilities: Take the lead in designing, building, and maintaining secure, high-performance network platforms. Work closely with internal teams and external partners to deliver integrated, end-to-end solutions. Support and enhance existing monitoring and observability frameworks using tools like SNMP and More ❯

Senior Network Engineer | Defence Consultancy | Hemel Hempstead | Up to £72,000 + 10% Bonus | DV Clearance Eligibility Required MERITUS are working with a leading Defence consultancy looking for a Senior Network Engineer to join a highly secure, fast-paced environment supporting critical national infrastructure projects. This role offers the chance to work on meaningful … technically complex platforms that play a key role in national security. If you're confident in designing and building secure network systems and enjoy working in a team where innovation and problem-solving are part of the day-to-day, this could be the perfect next step in your career. DV (Developed Vetting) security clearance is essential for this … held or eligible to be obtained. The role is based on client site in Hemel Hempstead. Main Responsibilities: Take the lead in designing, building, and maintaining secure, high-performance network platforms. Work closely with internal teams and external partners to deliver integrated, end-to-end solutions. Support and enhance existing monitoring and observability frameworks using tools like SNMP and More ❯

Position Description Company: Arion Systems, Inc. Corporate Headquarters: 15040 Conference Center Drive, Suite 200, Chantilly, VA 20151 POC: Terri Shaulis, Director of Recruiting Email: Telephone: ext 1125 Job Title: Senior Network Engineer Work Location: Chantilly, VA Primary Function: Design, integrate, and test network solutions Secondary Function: Document, maintain, and troubleshoot network implementations Position Summary: We … are seeking a skilled and experienced Senior Network Engineer with 6 to 8 years of hands-on experience in designing, implementing, and maintaining enterprise-level network infrastructure. The ideal candidate will be responsible for the stability, integrity, and performance of enterprise services. This role requires strong problem-solving skills, the ability to work independently, and a … strong understanding of security. Primary Responsibilities: • Design, configure, and 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 More ❯

Job Title: Senior Network Engineer (ISP) Location: Droitwich Salary: £60,000 We are a technology-focused organisation delivering advanced network solutions to clients across various sectors. With a reputation for technical excellence and outstanding customer service, we are expanding our team and seeking an experienced Senior Network Engineer . The ideal candidate will … bring strong technical expertise, a proactive approach, and excellent communication skills. You'll play a key role in designing, implementing, and supporting robust network infrastructures while acting as a senior technical resource within the team. Key Responsibilities: Design, implement, and maintain enterprise LAN, WAN, Wi-Fi, and network security solutions. Configure and support Cisco routers, switches, firewalls … and VPNs. Perform network assessments, capacity planning, and ensure documentation is up to date. Troubleshoot complex network issues and provide expert escalation support. Mentor junior team members and share best practices. Collaborate with internal teams and third-party vendors to ensure project success. Required Skills & Experience: CCNP Enterprise (or equivalent level knowledge). Solid hands-on experience with More ❯

Senior Network Engineer Job Description Prism is seeking a highly skilled Senior Network Engineer to join our dynamic team. In this role, you will be instrumental in installing, configuring, and maintaining scalable network devices, including Cisco routers, switches, and firewalls. You'll be responsible for designing and implementing secure network access solutions … and managing security policies using Cisco ISE to meet our organization's critical requirements. You will continuously monitor network performance and troubleshoot complex issues to ensure system availability and reliability across our enterprise. This position requires close collaboration and partnership with other IT platform teams to support and optimize overall network operations and engineering initiatives. A key aspect … of the role involves implementing and managing our network security architecture, including essential network security patching and upgrades, establishing security baselines, ensuring compliance, and overseeing hardware and software maintenance. You will also provide crucial Level 2/3 escalation support and troubleshooting to resolve incidents and tasks efficiently. Qualifications Skills Required: Education & Experience: Bachelor's degree in computer More ❯

Network Engineer Location: Onsite in Panama City Beach, Florida About ISPA: ISPA, a leader in providing cutting-edge technical solutions and services, is dedicated to supporting government and commercial entities in achieving their strategic objectives. We are currently seeking a highly skilled and experienced Senior Network Engineer to join our team, contributing to vital projects … at the Naval Surface Warfare Center, Panama City Division (NSWC PCD). Position Overview: The Network Engineer will play a critical role in designing, developing, and testing network infrastructure to. This position requires a blend of technical expertise, creativity, and a deep understanding of both traditional and emerging network technologies. The successful candidate will be responsible … for transforming complex requirements into effective, secure network-based solutions. Key Responsibilities: Lead the design and development of robust network architectures that support Navy program's needs. Configure and manage Cisco network technologies, including routing, VLANs, voice, and firewall configurations. Deploy and maintain Cisco Firepower Threat Defense appliances and manage the Cisco Firepower Management Center. Design and More ❯

Job Title: Senior Network Engineer - Encrypted Classified Networks Location: Washington, DC (on-site/hybrid as required) Company: Aquarian Systems (in support of the Department of State, Communication Security Division) Clearance Required: Active TS/SCI Overview: Aquarian Systems is seeking a high-level Senior Network Engineer to join our team supporting the Department … of State's Communication Security Division. This position will focus on engineering, implementing, and supporting encrypted classified networks 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 continuous monitoring for classified network environments. -Document network architectures, processes, and incident responses. -Serve as a senior technical advisor on secure network design and emerging threats. Requirements: -Active TS security clearance (no exceptions). -7+ years More ❯

Senior Network Engineer - Cyber Team Location: Schriever Space Force Base, Colorado Springs, CO Clearance Required: Active DoD Secret (Top Secret preferred) Employment Type: Full-Time, On-Site Salary: $170,000 - $200,000 p/a DOE Position Overview: OSAAVA Services is seeking a highly skilled Senior Network Engineer to join our Cyber Team supporting … operations at Schriever Space Force Base. This role will provide expert-level network engineering support to mission-critical, secure environments with a focus on performance, resilience, and cybersecurity compliance. As part of an elite technical team, you'll be responsible for engineering, securing, and maintaining enterprise network infrastructure to support advanced cyber operations and national defense objectives. Key … Responsibilities: • Design, implement, and maintain secure enterprise network architectures (LAN/WAN/SD-WAN) supporting cyber operations. • Lead advanced troubleshooting and root cause analysis for Tier III/IV network issues in classified environments. • Optimize network performance and reliability through capacity planning, tuning, and proactive maintenance. • Collaborate closely with cybersecurity, systems, and mission teams to ensure More ❯

Job Description - NEW REQ: (Washington DC Campus, near the White House) Title: Sr. Network Engineer (Cisco) HIRING MANAGER NOTES: ? Hiring Manager is ONLY choosing candidates to interview, that have ALL the MUST HAVE's (link removed) Have's : (Make sure these are in the 'company descriptions' on the resume, not just at the top under 'Summary' All of … College OR state runned agency ' Dept of Education' , Dept of is Highly Desired , but not required, they will get interviewed first however Minimum 8 years of experience as a senior Network Engineer with Cisco designing, implementing, and maintaining enterprise-level LAN/WAN/WLAN networks. 6+ years (current) experience with Cisco VSS and ASA used for … day remote, must live near Washington DC - they are located 6 blocks from 'White House' ) Must have GC , GC EAD, or USC only for this Group POSITION SUMMARY The Senior Network Engineer plays a critical role within a small team of IT professionals, managing and maintaining the network infrastructure of the UC Washington Center. This More ❯

important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, then come join us! Job Description: The Senior Network Engineer will be responsible for: Managing computer systems and networks, including WANs, LANs Creating and restoring systems using various tools Managing network security Provide technical … consultation and specialized guidance to management and users Oversee the IT infrastructure Deign LAN/WAN networks The Senior Network Engineer shall possess the following capabilities: Maintaining computer networks and systems including software, mainframes, VPNs, routers and other physical hardware Installing and configuring network equipment to update or fix hardware or software issues Updating virus protection … software to keep data and communications protected Monitoring computer systems to improve network performance for computer systems and networks Communicating networking issues to other employees and management, especially in training new users Fixing software and hardware configuration issues for users on-demand or from inspection of the systems Qualifications: Bachelor's Degree in Computer Science (CS), Information Systems, or More ❯

Currently recruiting for a Senior Network Engineer role in the North East Near Middlesbrough and Stockton Senior Network Engineer Salary – Up to 50K Hybrid (2 – 3 days a week) Stockton on Tees Requirements: Cisco networking experience working with Cisco, Meraki, Checkpoint, Azure Cloud & M365. Demonstrable knowledge of secure configuration practices, VLAN's, QOS, scripting … maintenance, 802.1x or other network security protocols. Experience with the physical design & installation of Local Area Networks Experience with managing Wide Area Networks If interested in the role please apply or email More ❯

Senior Software Engineer - Network Production Engineer Location London Business Area Engineering and CTO Ref # Description & Requirements Description and requirements As a Network Production Engineer, you will be a critical member of the team responsible for the full lifecycle of our global network infrastructure that supports Bloomberg's core products and services. This … includes building and maintaining a network that is scalable, reliable and robust. Our network is vast, connecting several large-scale Data Centers and over a hundred edge sites. It connects Bloomberg to hundreds of thousands of our clients, over 1,500 global exchanges and trading venues over private connectivity, Internet and Public Cloud. This is a unique opportunity … to help build robust, highly scalable solutions that will power the future of how Bloomberg automates network infrastructure. You'll be trusted to design and work on tooling that builds on automation best practices and principles. We'll trust you to Develop and maintain software tools to manage a large-scale, multi-vendor network with an emphasis on More ❯

Senior IT Technical Engineer (Network Engineer) Meraki/Networking/Security Location: Flimby, Cumbria (Onsite 4 Days a Week) Salary: £50,000 - £65,000 + Bonus + Excellent Benefits + Relocation Package Schedule: 4-Day Working Week Are you ready for a fresh challenge in a role where you'll truly make an impact? A fantastic … opportunity has opened for a Senior IT Technical Engineer to join a dynamic, manufacturing environment based in Flimby, Cumbria . This is a highly visible and hands-on role supporting local infrastructure while also collaborating on global projects, including planned travel across Europe. You'll be the go-to IT expert onsite, managing networks, systems, and security while … This role blends strong technical capability with stakeholder engagement, so it's perfect for someone who thrives in both areas. What You'll Be Doing: Maintain and support all network hardware and IT equipment onsite Manage upgrades, backups, and documentation Act as the primary IT contact for local manufacturing teams Support and deliver IT projects within the UK and More ❯

HM Land Registry (HMLR) bring an exciting opportunity for a Senior Network Engineer to join the team responsible for supporting and maintaining the core network infrastructure that powers all of HMLR's services across 14 U offices. Based within the IT Operations Practice, you'll work across a diverse estate that includes new office topologies, firewall … to £57,400 in 2 years) plus excellent Civil Service benefits inc. 29% pension contribution. Flexible, hybrid working from 14 UK offices. The IT Operations Practice contains an established network function who are responsible for the design, delivery, and maintenance of HM Land Registry network infrastructure. This encompasses data centres, local offices across England and Wales in addition … to cloud infrastructure hosted on AWS and Azure. These services underpin all of HMLRs IT services. The team are actively engaged in a series of exciting network re-designs, consolidations and upgrades including new local office topology, new switching, firewalls and routing designs. You will provide technical input for projects and larger pieces of work, aiming for greater operating More ❯

Skills: - Manage ASR routing protocols BGP & OSPF - Inter-VLAN routing set up on Cisco catalyst switches - Experience working with nexus devices - Manage/configure cisco firewalls to protect the network, and create VPN tunnels. - Experiencing using HSRP for network failover - Palo Alto firewall experience (nice to have) Job Description As the Senior Network Engineer, the … individual will monitor and control the performance and status of network resources across multiple enclaves utilizing software and hardware tools. In this role, the Senior Network Engineer will support an on-premises network including Cisco hardware and related software covering multiple tenant agencies. The successful candidate will troubleshoot network issues, address outages, plan and … execute network changes and support ATOs. This full-time position requires an on-site physical presence Responsibilities: -Plans, configures, and installs networking hardware/software replacements and upgrades -Develops and maintains all networking documentation (drawings, cut sheets, configurations, and deployment plans) -Works closely with tenant agency engineers in support of networking related projects -Identifies and diagnoses problems and factors More ❯

Description: Design, maintain, and operate Wireless and Local Area Networks (LANs/WLAN) and Wide Area Networks (WANs), using Infrastructure as Code and Ansible Automation Platform Automate network changes across various vendor platforms and Azure Cloud Assist multifunctional team to help optimize and visualize network operations Conduct data captures to obtain network performance information Provide inputs to … the design of the enterprise's network and mission architecture Evaluate network architectures across platforms to ensure alignment to cloud and network modernization strategies, capabilities, and requirement sets Actively identify opportunities for improvement, including innovations aimed at improving the user experience, improving efficiencies, and lowering sustainment costs Enforce security best practices and guidelines, leveraging knowledge of security … policies, network security, and data security Enterprise Req Skills: Network engineering Router CCNA Cisco routers Firewall WAN Palo Alto Cisco switches Job Title: Senior Network Engineer Top Skills Details: 6+ Years of Experience Working with Network Configuration/Implementation Projects CCNP Level Experience within Network Engineering + LAN/WAN Management Any Cloud More ❯