1 to 25 of 1,076 Firewall Jobs

in existing multi-tenant cloud/virtualized platform on Azure Government (Azure-Gov) and Amazon Web Services Government (AWS-G). Responsible for assessing and facilitating network requests: including firewall policies, VPN, load balancing, cryptography, and network architecture. Design and implement security-first network policies and procedures to adhere with NIST 800.171 and CMMC compliance regulations. Communicates effectively with end More ❯

network engineers to diagnose and resolve LAN, WAN, and Wi-Fi connectivity issues Monitor critical network services like DNS and DHCP to ensure consistent system functionality Assist in reviewing firewall rules to support secure access to Windows servers Contribute to the planning and deployment of VPNs, remote access solutions, and network segmentation strategies Troubleshoot shared infrastructure issues, including domain name More ❯

plans Researches, designs, and implements security solutions for network infrastructure Tracks and reports identified information system vulnerabilities Monitors, reviews, analyzes, performance tunes, and make recommendations to optimize network Manages firewall security appliances Keeps the Division abreast of emerging network technologies and the latest network standard Leads projects as an Engineering Lead and/or Project Manager to develop secure, resilient More ❯

plans Researches, designs, and implements security solutions for network infrastructure Tracks and reports identified information system vulnerabilities Monitors, reviews, analyzes, performance tunes, and make recommendations to optimize network Manages firewall security appliances Keeps the Division abreast of emerging network technologies and the latest network standard Leads projects as an Engineering Lead and/or Project Manager to develop secure, resilient More ❯

cross-team collaboration. Key Responsibilities: Deploy, configure, and manage a wide range of security technologies, including Zscaler services (ZIA, ZPA, ZDX), EDR, DLP, secure web gateway, email security, IDPS, firewall, SIEM, and identity protection tools. Responsibilities include policy configuration, SAML integrations, monitoring, and user onboarding for Zscaler platforms. Integrate security tools with Microsoft platforms such as Azure AD, Conditional Access More ❯

optimize, and troubleshoot system performance of all server virtualization and other related infrastructure systems • Basic understanding of data center networking (TCP/IP, switching/routing, ports and protocols, firewall concepts, load-balancing) • Strong, demonstrable scripting experience in one or more of the following: PowerShell, Ansible, Puppet, Chef, VBScript, C++, Unix Shell, Python, Perl, Ruby, JavaScript, etc. • Basic understanding of More ❯

concepts * Demonstrated experience in troubleshooting and resolving complex technical issues * Hands-on knowledge of VPN technologies such as IPSEC (site-to-site) and SSLVPN * Exposure to a variety of firewall platforms including Sophos XG, Fortigate, WatchGuard, and Cisco ASA/FTD * Ability to manage and configure firewalls, with skills in NAT, web filtering, intrusion prevention, antivirus policies, and user/ More ❯

a Public Trust clearance. Responsibilities: Deploy, configure, and manage a wide range of security technologies, including Zscaler services (ZIA, ZPA, ZDX), EDR, DLP, secure web gateway, email security, IDPS, firewall, SIEM, and identity protection tools; responsibilities include policy configuration, SAML integrations, monitoring, and user onboarding for Zscaler platforms. Integrate security tools with Microsoft platforms such as Azure AD, Conditional Access More ❯

flow performance prioritization, monitoring, and visibility • Automated network path selection for optimization of application performance • Packet replication across multiple network access segments to improve overall service robustness • Next-Generation firewall and intrusion detection/prevention capabilities for edge devices • Conduct advanced security analytics for encrypted networks • Willingness to stay updated with the latest trends and advancements in SD-WAN and More ❯

Certified Professional Network Virtualization (VCP-NV), CompTIA Network+. Extensive Experience with the following: Enterprise Switching/Routing (L2/L3) Cisco Catalyst, Nexus, Arista Cisco Edge Routers (ASR, ISR) Firewall/IPS/IDS (Palo Alto) VPN (Cisco ASA, Palo Alto) SDWAN Technologies (SilverPeak, Arista, Palo Alto) Microsoft Azure Networking Services (VNet, NSG, Azure Firewalls, Traffic Manager, etc.) Load Balancing More ❯

DNS, DHCP, Group Policy • Office 365 – Teams, Sharepoint, Exchange, Intune • Virtualisation Technologies (Hyper-V, VMWare, Nutanix) • Networking – TCP/IP, VLANS, Switching/Routing (Cisco, Cisco Meraki) • Network Security – Firewall Admin, Network Security Technologies (Darktrace, MFA) • Azure/Azure Active Directory If you're a talented IT professional looking to take the next step in your career, we encourage you More ❯

DNS, DHCP, Group Policy • Office 365 – Teams, Sharepoint, Exchange, Intune • Virtualisation Technologies (Hyper-V, VMWare, Nutanix) • Networking – TCP/IP, VLANS, Switching/Routing (Cisco, Cisco Meraki) • Network Security – Firewall Admin, Network Security Technologies (Darktrace, MFA) • Azure/Azure Active Directory If you're a talented IT professional looking to take the next step in your career, we encourage you More ❯

Infrastructure Operations Manager. Key Responsibilities: • Network Management: Configure, monitor, and troubleshoot enterprise-level network devices, including routers, switches, firewalls, and load balancers. • Security: Implement and manage security protocols, including firewall policies, VPNs, and IDS/IPS systems. • Remote and On-site Support: Provide both remote and on-site support, including racking and un-racking network equipment, and manage network infrastructure More ❯

experience at a 2nd/3rd Line level in: Windows 10/11 Windows Server Active Directory Office 365/EntraID Virtualisation - VMWare/Hyper V Networking - router, switch, firewall, VLAN, WAN, Wi-Fi, DNS, DHCP Job Offer A salary range of 35,000 - 40,000 per annum. Extensive company benefits package. Fantastic training opportunities including sponsorship for professional accreditations. More ❯

such as InTune machine deployment, InTune Environment Simplification, InTune Company Portal/Update Applications, PowerShell scripting ability, and Deployment - Proficiency with Windows OS, Microsoft Exchange, Windows Server, Active Directory, firewall, VPN, iOS, and networking protocols (TCP/IP, DNS, DHCP, SMTP). - Strong client-service approach with excellent communication and teamwork skills. - Strong IT Security, Endpoint management and Vulnerability management More ❯

experience at a 2nd/3rd Line level in: Windows 10/11 Windows Server Active Directory Office 365/EntraID Virtualisation - VMWare/Hyper V Networking - router, switch, firewall, VLAN, WAN, Wi-Fi, DNS, DHCP Job Offer A salary range of £35,000 - £40,000 per annum. Extensive company benefits package. Fantastic training opportunities including sponsorship for professional accreditations. More ❯

roles, or integrating ClearPass with external MDM/EDR platforms Familiarity with Aruba Central for wireless infrastructure monitoring and cloud-based AP management Exposure to Palo Alto Networks for firewall configuration and VPN support Ability to script in PowerShell, Python, or Bash for automation of routine network/system tasks Knowledge of STIGs, NIST 800-171 Experience with TLS certificate More ❯

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 cross domain issues. • Lead or participate in network-related projects, migrations, and integrations. More ❯

administration. Strong knowledge and understanding of Group Policy. Strong general networking skills (CLI, Subnetting, NAT). Good understanding of DNS. Router configuration and support experience (Cisco, HP, Draytek). Firewall configuration and support experience (Watchguard, SonicWALL). HP ProLiant and Dell PowerEdge Server Hardware support experience. VMware and Hyper V support experience (VCP an advantage). Storage technologies (NAS, NetApps More ❯

10+ years experience as an IT Systems and Network Engineer, or similar role Strong networking skills (e.g. TCP/IP, DNS, ports and protocols, routers, bridges, latency, packet loss, firewall rules, VPNs, knowledge of MTUs etc.) Windows Server systems administration (Active Directory, GPOs, RADIUS, CA management, RDS, PowerShell) Linux systems administration (Ubuntu, Exim, DoveCot, Samba, Apache2, OpenSSL, PAM, SELinux) Email More ❯

candidates to have worked across all of these, but it isadvantageous to have demonstrable talent with the majority. VMware - ESXi, vROps, vRA, NSX, vRNI, vRLI, HCX SD WAN Fortinet firewall products. Linux server configuration and management SolarWinds, Zabbix, Opsgenie monitoring software. iSCSI SAN technology, Dell EqualLogic & NetApp SANs Microsoft Windows Server ADFS, SSO, MFA Microsoft Exchange Server Office 365 Windows More ❯

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 implement both licensed and unlicensed wireless networks, including mesh and point-to More ❯

protocols, virtual routing instances, VPNs, and security zones.*Experience with network security products including Intrusion Detection Systems (IDS) and Intrusion Prevention Systems (IPS).*Proficiency in F5, Cisco Secure Firewall, and Gigamon technology.*Demonstrable design experience with global network vendors (e.g., Cisco, Juniper).*Network device configuration, troubleshooting, and defect resolution skills.*Understanding of project life cycle from requirements gathering More ❯

system administration across multiple distributions • Proficiency in Windows Server environments (2016/2019/2022) and Active Directory • Strong networking knowledge including TCP/IP, VLANs, routing protocols, and firewall configuration • Experience with enterprise storage technologies (SAN, NAS, iSCSI, Fiber Channel) • Scripting capabilities in Bash, PowerShell, Python, or Perl for automation Infrastructure Skills • Configuration management tools experience (Ansible, Puppet, Chef More ❯

staff. System administrator skills with UNIX, Microsoft or application knowledge Proven grasp of LAN and WAN networking protocols and technologies, including switching, routing, and security (e.g., Layer 4-7, firewall, DDoS, etc) Is generally recognized as a leader in the industry in their area of expertise; sought out by others in the area of expertise for advice and guidance Provides More ❯