Senior Network Engineering Consultant at US Main

Name :- Senior Network Engineer Location:- Alpharetta, GA/ Hybrid Overview We are seeking a highly skilled Senior Network Engineer with strong expertise in network security, routing/switching, cloud security, VoIP, telecom environments, and automation. The ideal candidate will have deep hands-on experience with enterprise firewalls, cloud platforms (AWS/GCP/IBM Cloud), and virtual routing technologies such as Vyatta. This is a senior-level role responsible for designing, implementing, and maintaining complex network infrastructures across hybrid and multi-cloud environments. Responsibilities Design, configure, and maintain enterprise firewalls, including Cisco ASA, Palo Alto, and Fortinet. Build, optimize, and support LAN/WAN architectures, routing, and switching using protocols such as BGP, OSPF, MPLS, VLANs, and STP. Manage VoIP systems and support telecom network environments including SIP, RTP, SBCs, and carrier-grade networking components. Deploy, configure, and support Vyatta routers and other virtual/SDN-based routing technologies. Support virtualization infrastructure using VMware and integrated network components. Implement and maintain security controls in AWS, GCP, and IBM Cloud, including cloud firewalls, logging, and identity services. Utilize IDPS, SIEM, and network monitoring tools (Splunk, QRadar, Sentinel, etc.) to enhance detection and response capabilities. Develop scripts and automation workflows using Python, Bash, and network automation tools (Ansible, Netmiko, Terraform, or similar). Troubleshoot complex network and security issues across on-prem, cloud, and telecom environments. Collaborate with cross-functional teams on architecture, security improvements, and infrastructure projects. Prepare documentation, network diagrams, and operational procedures. Required Skills & Qualifications 7+ years of experience as a Network Engineer, Network Security Engineer, or similar role. Hands-on experience with Cisco ASA, Palo Alto, and Fortinet firewalls. Strong knowledge of routing/switching, network protocols, and LAN/WAN architecture. Experience with VoIP systems and telecom environments. Proven experience working with Vyatta routers or equivalent virtual routing platforms. Proficiency with VMware and network virtualization technologies. Experience securing and monitoring networks in AWS, GCP, and IBM Cloud. Familiarity with SIEM, IDPS, and advanced monitoring tools. Strong scripting and automation skills in Python and Bash. Certifications: CCNA / CCNP required. Preferred: CISSP, CompTIA Network+, or cloud security certifications.