The contractor shall provide senior level expertise to design, plan and provision network environments, maintain current architecture, support existing customers, capacity planning and escalations support. The contractor shall analyze the current environment and provide proficient security solutions and best in class firewall/IPS/Anti-virus (AV)/VPN, spam and web filtering solutions that align to meet the Agency’s requirements. The contractor shall perform analyses of network security requirements and contribute to the design, integration, and installation of firewall hardware and software. The contractor shall develop and document infrastructure support requirements as required by the Government and, monitor trends and recommend future firewall architecture strategies and roadmaps. The contractor shall provide support for modifying firewall rule sets, troubleshooting, analyzing network traffic flows and application lockdown in an enterprise environment. The contractor shall assist with the planning, design, implementation, securing and monitoring of firewalls in a broad network infrastructure across multiple Government agencies with a variety of missions. This task area may be subject to non-standard work hours and approximately two after hour calls per week. Minimum of 8140/8570 IAT Level II and Palo Alto Networks Certified Network Security Administrator (PCNSA) and/or CCNP Security required.