Senior Network Security Engineer

6 days ago

Norfolk, Virginia, United States INflow Federal Full time
About the Role

We are seeking a highly skilled Sr Network Engineer to join our team at INflow Federal. As a key member of our network engineering team, you will play a critical role in designing, implementing, and maintaining secure network architectures for our clients.

Key Responsibilities
  • Lead the implementation of secure network architectures, ensuring robust protection for over 20,000 users across diverse network segments.
  • Conduct advanced troubleshooting and incident response for complex network and security issues, covering layers 1-7 of the OSI model.
  • Oversee and perform secure installations and upgrades of network infrastructure, including routers, switches, COMSEC/TACLANES, IPS systems, wireless controllers, and WAN accelerators.
  • Develop and maintain security baselines for all network devices, ensuring compliance with industry standards and organizational policies.
  • Serve as the primary escalation point for complex network security issues, providing expert guidance to junior team members.
  • Lead the implementation and management of network access control (NAC) solutions to enhance overall network security posture.
  • Conduct regular security assessments, vulnerability scans, and penetration tests on network infrastructure to identify and mitigate potential vulnerabilities.
  • Develop and maintain documentation for network security architectures, policies, and procedures.
  • Collaborate with cross-functional teams to ensure that security measures are integrated into all aspects of network operations and projects.
  • Stay current with emerging threats and security technologies, providing recommendations for continuous improvement of the network security infrastructure.
  • Manage and optimize the performance of security tools such as firewalls, IPS/IDS, and VPNs to balance security requirements with network performance.
  • Lead training sessions and workshops to enhance the security awareness and skills of the broader IT team.
Requirements
  • 8+ years of experience in Ethernet and IP data engineering, with a strong focus on network security and information assurance (IA).
  • Extensive experience in designing, implementing, and maintaining secure network architectures in large-scale LAN/MAN/BAN/WAN environments.
  • Advanced knowledge of the OSI Model and its security implications at each layer.
  • Proven expertise in operational support, configuration, and security hardening of network devices including servers, routers, switches, and associated software tools.
  • In-depth understanding of secure routing protocols such as OSPF, BGP, and EIGRP, including their security extensions and best practices.
  • Extensive hands-on experience with wireless security, VPN technologies, IPS/IDS systems, and WAN accelerators, with a focus on maintaining security in optimized network environments.
  • Strong background in network security compliance frameworks (e.g., NIST, ISO 27001, FISMA) and ability to implement security controls accordingly.
  • Experience with security information and event management (SIEM) tools and network behavior anomaly detection (NBAD) systems.
  • Proficiency in scripting and automation for network management and security tasks (e.g., Python, Ansible).
  • Extensive knowledge of defense-in-depth principles, Network and Security architecture, network topology, IT device integrity, and common security elements.
Certification Requirements

IAT III Required (CISSP, CASP+, CCNP Security, GCED, GCIH or CISA)

About Us

INflow Federal is a defense contractor with a deep-rooted commitment to our people. We are a dynamic small business at the forefront of innovation, with extensive expertise in Network Modernization, Cybersecurity, and Data Modernization in support of Joint Force Mission Operations. Our reach extends to over 20 states, serving prestigious federal government clients including the United States Navy (USN), United States Marine Corps (USMC), and Joint Forces.

We are committed to empowering our employees and customers with emerging technologies, including AI/ML. Our customers value partnering with INflow for our agility, passion, and integrity.

We are an equal opportunity employer and prohibit discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

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