Network Engineer with Security Clearance

We are seeking a talented Network Engineer to join our team in Arlington, VA. The ideal candidate will have experience with Cisco networking equipment and possess a strong work ethic. The Network Engineer will work closely with teams across the organization to troubleshoot network issues and ensure smooth operations. The ability to see problems through to resolutions is essential for success in this role. This role will be required to come onsite 5 days per week in Arlington, VA. This position requires a Secret clearance to be obtained, so US or Naturalized Citizenship is a requirement. Responsibilities: LAN infrastructure support: Staging, Installation and Maintaining Cisco Nexus and Catalyst switches, as well as Aruba wireless controllers. Familiar with network connectivity to include copper, fiber optics, and wireless WAN support: Providing support for Border Gateway Protocol (BGP) neighbor configurations. Cloud architecture support: for AWS services (IAM, VPC, S3, EC2, etc.) to support operational network architectures. Security policy configuration: Managing security features on Palo Alto firewalls, including App-ID, User-ID, Global Protect, Wildfire, NAT policies, and security profiles. Authentication and access management: Configuring and managing Authentication, Authorization, and Accounting (AAA) architecture using Radius for Cisco, Aruba, and Palo Alto platforms. Configuration of PKI authentication and PKI Certificate Managements Network troubleshooting: Troubleshooting issues related to TCP/UDP, IPv4/IPv6 subnetting, access lists, and connectivity on Cisco and Palo Alto devices. Performance monitoring: Using tools like SolarWinds to monitor network performance and test network capabilities. Experience on Cisco data center deployment to include Cisco Nexus Familiar with network protocols including TCP/IP, UDP, DHCP, TFTP, SCP/SSH Documentation and compliance: Creating and maintaining detailed network documentation and adhering to yearly Security Technical Implementation Guide (STIG) policies. Hardware and software upgrades: Implementing new network equipment and software upgrades. Asset management: Practicing network asset management by keeping an inventory of network components and related documentation. Possesses proficient knowledge of layer 2 switching protocols including LLDP, STP, VTP, VLAN, LACP, 802.1q Ticket resolution: Handling and resolving support tickets using the ServiceNow platform. Qualifications: Five (5) years of relevant experience Experience developing, maintaining and supporting technical infrastructure, hardware, and system software components for mid- to large-sized projects. Experience determining and developing approach to solutions. Experience performing installation, maintenance, and support of system software/hardware and providing user support. Experience identifying key barriers/core problems and applying problem solving skills in order to deal with complex situations. Experience troubleshooting and resolving complex problems. Experience making decisions under conditions of uncertainty, sometimes with incomplete information, that produce effective end results. Experience performing engineering and roll out implementation, configuration, debugging and support for multiple platforms. Experience monitoring and tuning platforms to ensure expected availability and performance levels are achieved. Hands-on experience designing and supporting AWS environment and utilizing AWS administrator portal. Experience in AWS services and technologies such as IAM, VPC, S3, EC2, CloudWatch and CloudTrail, Route 53, RDS, SSM, ElasticSearch and Lambda. Required Certifications: IAT Level II CCNA or another Cisco Certificationbfb3568a-762b-4989-884b-a9682aa104ca