76 to 100 of 1,061 DemandTrendPermanent Firewall Jobs

Configuration, and Maintenance Layer 2 and Layer 3 Network devices Expansion, Modification, Integration and Redundancy of the Network Diagnostics and Testing of Network using software/hardware tool suites Firewall Management: modify, add/remove policies. Traffic Analysis: NetFlow, SNMPv3 traps, syslog, Nuttcp, wireshark, etc. Network Research, Analysis, and Engineering Network Modeling and Simulation Assist customer with network security audits 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 ❯

Responsibilities: • Develop LAN/WAN network designs. • Demonstrated knowledge and hands on experience with LAN/WAN setup, TCP/IP protocol, routing/switching configurations, SolarWinds, Splunk, and firewall technologies. • Troubleshooting complex network issues such as performance analysis, protocol problems, hardware failures and WAN/LAN connectivity issues. • Participate in the implementation of agreed upon solutions and strategies. • Troubleshoot More ❯

designing and implementing secure, scalable DoD enterprise networks (classified and unclassified). - Advanced technical expertise in VMware, VOIP phones, Microsoft Teams, and Windows Server systems. - Expertise with network architecture, firewall policy, routing protocols, QoS, Cloud-enablement strategies, and cross-domain solutions. - Experience performing Tier 3 O&M support, configuration, and engineering for large-scale military networks. - Deep knowledge of DoD More ❯

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 More ❯

equivalent experience. Break fix support Repair Laptops, tablet and Windows issues. Has a genuine interest in Device Management and has used Intune Knowledge of networking and an understanding of firewall, VPN and security is desirable. Has created or at least maintained a asset management service in the cloud Possess good SharePoint Online experience. Understands Azure maintaining Servers in the cloud More ❯

equivalent experience. Break fix support – Repair Laptops, tablet and Windows issues. Has a genuine interest in Device Management and has used Intune Knowledge of networking and an understanding of firewall, VPN and security is desirable. Has created or at least maintained a asset management service in the cloud Possess good SharePoint Online experience. Understands Azure – maintaining Servers in the cloud More ❯

stack environments into the overall design of solutions. Collect, investigate, and identify network optimization strategies and techniques to meet capacity and performance standards. Identify legacy service paths (i.e. dataflow, firewall rulesets, and ACLs) and develop strategies and designs for the to-be enterprise service capability to meet requirements while balancing security, sustainability, and maintainability. Support development of IP addressing schemes More ❯

stack environments into the overall design of solutions. Collect, investigate, and identify network optimization strategies and techniques to meet capacity and performance standards. Identify legacy service paths (i.e. dataflow, firewall rulesets, and ACLs) and develop strategies and designs for the to-be enterprise service capability to meet requirements while balancing security, sustainability, and maintainability. Support development of IP addressing schemes More ❯

stack environments into the overall design of solutions. Collect, investigate, and identify network optimization strategies and techniques to meet capacity and performance standards. Identify legacy service paths (i.e. dataflow, firewall rulesets, and ACLs) and develop strategies and designs for the to-be enterprise service capability to meet requirements while balancing security, sustainability, and maintainability. Support development of IP addressing schemes 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 ❯

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 ❯

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 ❯

API for security automation Familiarity with M365 security, Zero Trust models, and Microsoft Information Protection Knowledge of compliance tools and frameworks (e.g. GDPR, ISO 27001, NIS2) Experience with Azure Firewall, NSGs, ASGs, and endpoint management Certifications (Required) Microsoft Certified: Azure Security Engineer Associate (AZ-500) Microsoft Certified: Cybersecurity Architect Expert (SC-100) or working toward it One or more of More ❯

hiring a Network Security Engineer for the Service Management, Integration and Transport (SMIT) Contract, supporting the Navy-Marine Corps Intranet (NMCI). • This role involves advanced support of enterprise Firewall, DMZ, IPS, and VPN appliances Qualified candidates will have the following experience and skills: • B.S. Degree and 8-12+ years of prior relevant experience or Masters with More ❯

stack environments into the overall design of solutions. Collect, investigate, and identify network optimization strategies and techniques to meet capacity and performance standards. Identify legacy service paths (i.e. dataflow, firewall rulesets, and ACLs) and develop strategies and designs for the to-be enterprise service capability to meet requirements while balancing security, sustainability, and maintainability. Support development of IP addressing schemes More ❯

virus and malware alerts or incidents to determine root cause, entry point of code and damage risk. • Analyze all data sources, including Internet, Intelligence Community (IC) reporting, security events, firewall logs, and other data sources to identify malware, misuse, unauthorized activity or other cyber security related concerns. • Track intelligence using open source and classified sources to identify malicious code threats 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 ❯

experience performing the duties described in the functional description Mid-level expertise in system administration with 3-5 years of experience Strong understanding of network components, i.e., routers, switches, firewall Understanding of cyber-security principles and practices with DOD guidelines Light software development and testing skills, preferably with Cypress and Jest, 1-2 years of experience Relevant professional certifications: CompTIA 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 ❯

challenges, and have a direct impact on the overall resilience of our IT environment Requirements Strong foundations in networking (TCP/IP, DNS, routing, switching, VLANs, load balancing) and firewall technologies (Cisco, Check Point, Palo Alto). Hands-on experience with next-gen security features (IPS/IDS, SSL decryption, deep packet inspection) and secure proxy solutions (e.g. Bluecoat, F5 More ❯

designing and implementing secure, scalable DoD enterprise networks (classified and unclassified). Advanced technical expertise in VMware, VOIP phones, Microsoft Teams, and Windows Server systems. Expertise with network architecture, firewall policy, routing protocols, QoS, Cloud-enablement strategies, and cross-domain solutions. Experience performing Tier 3 O&M support, configuration, and engineering for large-scale military networks. Deep knowledge of DoD More ❯

systems is highly preferred. Must be a self-starter with strong attention to detail. Requirements: Advanced troubleshooting skills and ability to diagnose complex issues. Excellent communication and interpersonal skills Firewall Configuration Microsoft System Center Configuration Manager (MS SCCM) Must be a self-starter with strong attention to detail Patch Management Process Documentation Rights Management Setting up Permissions Strong understanding of More ❯

traffic anomalies and issues. • Candidate will be on call after hours on a rotational basis. • Not required but experience with Palo Alto, Cisco Adaptive Security Appliance (ASA), and Forcepoint firewall equipment and applications is a plus. Requirements Required Clearance: TS/SCI CI Poly • Candidate must have 16 years of experience that can be a combination of work history and More ❯

troubleshooting Flexera agents across AWS and Azure environments. Apply infrastructure-as-code practices (Terraform, PowerShell) to automate deployment and standardise infrastructure operations. Overcome advanced networking challenges (DNS, static routes, firewall rules, security protocols) to enable agent-to-server connectivity. Work across legacy and bespoke environments , ensuring agent deployment succeeds in inconsistent architectures. Contribute to estate-wide architectural planning covering containerised More ❯