51 to 75 of 1,079 Firewall Jobs

certifications (Security+, or equivalent) • Basic cloud platform experience (AWS, Azure) • Physics or electrical engineering coursework with exposure to quantum mechanics principles • Experience with configuration management tools (Ansible, basic scripting) • Firewall and network security device configuration experience • Network monitoring and analysis tools experience (Wireshark, basic packet capture) • Understanding of network protocols and troubleshooting • Basic programming experience in Python or similar languages More ❯

Secret clearance required to start. Active IAT Level II Certification (Security+ or equivalent) required to start. Must understand the OSI Model, TCP/IP, VLANs, UDP Multicast. Must have firewall configuration knowledge such as Juniper, Cisco, Palo Alto. Must have knowledge of ACL design and function. Must have hands on experience with multi-vendor switching/routing (Juniper, Cisco). More ❯

formal technical reports with a focus on clarity, completeness, and audience relevance. Understanding of log sources across domains, including: Host-based logs (Windows Event Logs, Sysmon, EDR) Network telemetry (firewall, proxy, VPN, DNS, NDR) Cloud logs (Azure AD, AWS CloudTrail, O365 Management Activity) Familiarity with threat hunting techniques including: Hypothesis-driven hunting Behavioral pattern detection Environmental baselining and anomaly detection More ❯

needed basis. An ability to work with security in mind in approach to all fixes. Desirable Hands on experience with administration of Secure Web Gateway technologies (Web Filter, Web Firewall, IPS/IDS) keeping our systems up to date with installation of software/firmware updates in line with vendor releases whilst maintaining service availability for our staff and clients. More ❯

Optimization and Deep Packet Inspection (DPI) throughout a globally dispersed WAN. Demonstrated experience operating and maintaining Juniper Firewalls to include device installation, setup and configuration, testing, and sustainment of firewall proxy, and VPN rules. Demonstrated experience operating, tuning, and troubleshooting Cisco's Unified Communications Manager (CUCM) and TelePresence Management Suite (TMS), and TelePresence Video Communication Server (VCS) to support enterprise More ❯

Optimization and Deep Packet Inspection (DPI) throughout a globally dispersed WAN. Demonstrated experience operating and maintaining Juniper Firewalls to include device installation, setup and configuration, testing, and sustainment of firewall proxy, and VPN rules. Demonstrated experience operating, tuning, and troubleshooting Cisco's Unified Communications Manager (CUCM) and TelePresence Management Suite (TMS), and TelePresence Video Communication Server (VCS) to support enterprise More ❯

Engineer who will provide support for an ongoing program at PMW 790. Candidates will be required to have a strong background in VMware virtualization technologies and/or Network Firewall Technologies and ansible automation. The successful candidate will have knowledge of, and experience with virtualization, containerization, IAC, Agile principles, and Ansible automation, etc. Candidates should have the experience, ability and More ❯

experience and a collaborative approach to supporting critical infrastructure. Key ResponsibilitiesProvide hands-on support for LAN/WAN infrastructure across multiple sitesConfigure and troubleshoot Cisco switches and routersAssist with firewall rule changes and basic policy management (Palo Alto or similar)Support VPN and remote access solutionsMonitor network performance and respond to alerts using tools like SolarWinds or PRTGMaintain accurate documentation More ❯

collaborative approach to supporting critical infrastructure. Key Responsibilities Provide hands-on support for LAN/WAN infrastructure across multiple sites Configure and troubleshoot Cisco switches and routers Assist with firewall rule changes and basic policy management (Palo Alto or similar) Support VPN and remote access solutions Monitor network performance and respond to alerts using tools like SolarWinds or PRTG Maintain More ❯

collaborative approach to supporting critical infrastructure. Key Responsibilities Provide hands-on support for LAN/WAN infrastructure across multiple sites Configure and troubleshoot Cisco switches and routers Assist with firewall rule changes and basic policy management (Palo Alto or similar) Support VPN and remote access solutions Monitor network performance and respond to alerts using tools like SolarWinds or PRTG Maintain More ❯

Energy Q security clearance 100% Onsute due to all classified system support Experience with Data Storage Systems and associated technologies: SAN, NAS, RAID, LUNs, Snapshots, Replication, etc. Familiarity with Firewall technology & management of private LANs/networks Familiarity with network protocols and network management technologies Skill utilizing software diagnostic tools and the ability to conduct appropriate troubleshooting processes and conduct More ❯

Microsoft cloud technologies to protect enterprise environments against evolving cyber threats. Key Responsibilities: Network Architecture & Security: Design and implement secure network infrastructures using Azure networking components (VNETs, NSGs, Azure Firewall, VPN Gateway, etc.). Integrate M365 security features (Defender for Office 365, Conditional Access, Secure Score) into enterprise environments. Conduct network segmentation and zero-trust architecture planning. Cloud & Hybrid Environments More ❯

Microsoft cloud technologies to protect enterprise environments against evolving cyber threats. Key Responsibilities: Network Architecture & Security: Design and implement secure network infrastructures using Azure networking components (VNETs, NSGs, Azure Firewall, VPN Gateway, etc.). Integrate M365 security features (Defender for Office 365, Conditional Access, Secure Score) into enterprise environments. Conduct network segmentation and zero-trust architecture planning. Cloud & Hybrid Environments More ❯

of applications from legacy to modern workplace infrastructure. Design secure server builds (CIS hardened images), application services, SQL environments, and high-availability solutions. Implement secure networking (Application Gateway, Azure Firewall, NSG). Configure point-to-site and site-to-site VPNs for power stations and offices. Collaborate with architects, vendors, and stakeholders to review and implement approved designs. Lead technical More ❯

ePolicy Orchestrator and Agent Handlers - Ensure compliance with DISA, USCYBERCOM, JFHQ-DoDIN, and Navy Cyber Defense OPORDs, FRAGOs, and CTOs - Deploy and monitor Trellix Agent, ENS Threat Prevention, ENS Firewall, DLP, and other ESS modules - Troubleshoot ESS components across a large, complex network - Configure and test ESS policies based on STIG requirements - Build queries, dashboards, and reports for performance and More ❯

Server 2012-2022 experience/certification Experience with Microsoft Defender or equivalent security solutions Networking certifications (CCNA, FortiGate, Netgear) Experience with VMWare and Hyper-V Router configuration (Draytek preferred) Firewall configuration (FortiGate preferred) Experience with anti-virus/anti-spam deployment including DNS changes VOIP telephony experience Project management experience or certification More ❯

cause analysis, and implement long-term fixes. Maintain and document configurations, processes, and network topologies. Required Qualifications Extensive hands-on experience with F5 load balancers expertise. Strong experience with firewall platforms: Palo Alto Networks and CheckPoint. Strong experience in Zscalar is preferrable Solid understanding of networking protocols and concepts (TCP/IP, DNS, SSL/TLS, routing, etc.). Proficient More ❯

WAN, and data centre environments. Implement, manage, and troubleshoot BGP routing to support complex network topologies. Monitor network performance, proactively identifying and resolving issues before they impact operations. Manage firewall, VPN, and security configurations in line with company policy. Participate in network capacity planning, upgrades, and new project deployments. Work closely with other IT teams to support infrastructure changes and More ❯

Excellent experience with Microsoft technologies Good general knowledge of networking and technologies: TCP/IP stack, concept of VLANs and firewalls, wireless configurations 5+ years of technical helpdesk environment Firewall Implementations –Fortigate/Cisco/SonicWall/Watchguard Backup Solutions – Azure/Veeam Virtualisation – Hyper-V, VMware, AVD, RDS In-depth Knowledge of O365 suite & MFA Able to answer complex More ❯

automation. Strong knowledge of at least one of the providers (AWS, Azure, Google Cloud Platform, etc) Familiarity with networking protocols and technologies, including TCP/IP, VPNs, VPCs and firewall technologies, both on-prem and virtual. Excellent troubleshooting, problem-solving skills and the ability to work collaboratively in a team-oriented environment. Strong communication skills and the ability to work More ❯

What you’ll bring: Experience in managing and maintaining Splunk solution. 3rd/4th line Network Security experience support . in an Enterprise environment working to challenging SLAs. Advanced Firewall and Proxy administration (to include install, configurations and fault finding). Recent experience of working within security environments. Understanding of Networks, Routers, DMZ and Switches. Extensive Core Linux administration skills. More ❯

. Active Directory, Microsoft Entra, Group Policy. Office 365 administration and support. Microsoft SQL Server and IIS administration. Network topology (VLANs, 802.1x, DHCP Snooping, Routing, IPARP, STP, LAG). Firewall management and cybersecurity best practices. Microsoft Azure (VMs, VNETs, Storage, DNS, AVD, PIM, WAF, Front Door, Security Groups). SharePoint administration. Anti-virus, MDR/EDR, and cloud security platforms. More ❯

the physical and technical implementation of the networking and security elements that will be deployed at Cabinet Office. . Maintain and enhance the network infrastructure services including switching, routing, Firewall by providing expertise and creating opportunities for others to share and practise your knowledge. . Carry out the patching and configuration of; Switches, Firewalls, WLAN infrastructure. . Work with cloud More ❯

collaboration systems • Knowledge and experience with HAIPE-based encryption devices • Knowledge of Virtualization technologies: VMware, Citrix, and Microsoft • Knowledge and experience with data center networking • Experience with firewalls and firewall rule sets • Understanding of network virtualization • Understanding of concepts presented in the VMware Data Center Virtualization Fundamentals course • Understanding of VxRail Manager and best practices • VDI experience highly desired More ❯

and compliance frameworks Experience in managing, servers, systems and applications Hands on expertise in Linux systems administration Knowledge of Windows server management, Active Directory, DNS, MS Exchange Experience managing firewall configuration and enterprise anti-virus software Experience in managing and maintaining VMware (Hypervisor) Service-oriented with effective communication skills Ability to prioritize workload under minimal supervision Undergraduate degree or equivalent More ❯