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Urgent! Network Security Engineer Job Opening In Dunwoody – Now Hiring Resolution Technologies

Network Security Engineer



Job description

Job Description

Network Security Engineer



***This role is fully onsite***

Network Security Engineer Job summary

The Network Security Engineer is responsible for designing, implementing, and maintaining secure and highly available network infrastructure.

The ideal candidate has extensive hands-on experience with Cisco routing, switching, and security platforms, with an emphasis on Cisco Firepower.

This role involves managing enterprise-wide network security, optimizing network performance, and responding to security incidents.



Network Security Engineer Key responsibilities
  • Design, deploy, and maintain network infrastructure using Cisco technologies, including routers, switches, and firewalls.
  • Configure and manage Cisco Firepower Threat Defense (FTD) and Firepower Management Center (FMC) to enforce security policies, manage access control, and implement intrusion prevention systems (IPS).
  • Implement, troubleshoot, and optimize dynamic routing protocols, including BGP (Border Gateway Protocol) for external connectivity and EIGRP (Enhanced Interior Gateway Routing Protocol) for internal networks.
  • Support and manage Layer 2 switching technologies, such as VLANs, STP, and EtherChannels, to ensure efficient and secure network operations.
  • Utilize extended detection and response (XDR) platforms to monitor network traffic, analyze security events, and investigate potential threats.
  • Manage security protocols and controls, including VPNs (IPSec and SSL), to provide secure remote access and site-to-site connectivity.
  • Collaborate with the security and IT teams on incident response, root cause analysis, and the development of mitigation strategies.
  • Ensure compliance with security standards and policies by conducting regular audits, vulnerability assessments, and penetration testing.
  • Develop and maintain comprehensive documentation, including network diagrams, security policies, and configuration standards.
  • Provide advanced (Tier 3) support for network and security-related issues escalated by junior staff.

  • Network Security Engineer Qualifications
  • Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent experience.
  • CCNP certification in Enterprise or Security is required; CCIE is highly preferred.
  • Extensive, hands-on experience with Cisco networking hardware, including Catalyst switches, Firepower firewalls, and Cisco routers.
  • In-depth knowledge of network protocols and technologies, including BGP, EIGRP, OSPF, VLANs, and VPNs.
  • Demonstrable experience managing Cisco Firepower appliances and FMC.
  • Experience with XDR or other security monitoring and analysis platforms.
  • Strong analytical and problem-solving skills, with the ability to troubleshoot complex network and security issues.
  • Excellent communication skills, with the ability to collaborate effectively with cross-functional teams and technical personnel.
  • Relevant certifications such as CISSP or other vendor-specific security certifications are a plus.




  • Job Requirements

    FirePower


    Required Skill Profession

    Computer Occupations



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      Unlock Your Network Security Potential: Insight & Career Growth Guide


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