Engineer III, Security Engineer

Verizon

Engineer III, Security Engineer protecting against global threats at Verizon. Collaborate on security improvements and assessments for the Network Security Defense team.

Posted 7/11/2026full-timeCary • North Carolina, Ohio, Texas, Virginia • 🇺🇸 United StatesMid-LevelSenior💰 $81,000 - $155,000 per yearWebsite

Tech Stack

Tools & technologies

DNSPerlPythonTCP/IP

About the role

Key responsibilities & impact

Drive the identification of security gaps and lead the design, architecture, and implementation of appropriate security solutions.
Partner across Operations, Engineering, and Planning organizations to ensure secure design patterns are embedded into new deployments and major changes.
Work with lead engineers on strategic security technical challenges and complex investigations.
Perform regular security control assessments to validate configuration effectiveness and close gaps discovered during active hunts.
Articulate complex technical concepts clearly to diverse internal and external audiences.
Develop essential technical documentation, including playbooks, Confluence pages, Network diagrams, and Method of Procedures (MOPs).

Requirements

What you’ll need

Bachelor’s degree or three or more years of relevant work experience in network security or a related field.
Deep understanding of network fundamentals (TCP/IP, DNS), the OSI model and protocols associated with each layer and advanced knowledge of router operations, including: Distinction between Control Plane, Data Plane, and Management Plane security.
Knowledge of routing protocols (BGP, OSPF, IS-IS) and how to protect them from hijacking or manipulation.
Experience analyzing NetFlow/IPFIX data to distinguish between legitimate traffic and malicious patterns.
Experience supporting, configuring and troubleshooting network equipment from major telecommunications vendors such as Cisco, F5, Arista, Juniper, or Palo Alto.
Experience with scripting languages like Python, Powershell, Perl, and/or automation tools in a network environment.
Demonstrated organization and project management skills including proactive ownership of network investigations with a proven track record of effective collaboration with peer engineers to resolve complex network issues or network security incidents.
Effective written and verbal communication skills for cross-functional collaboration.
Willingness to hold a flexible schedule as required to meet the security needs of the business, including possibility of working maintenance windows as needed for network change management.

Benefits

Comp & perks

medical, dental, vision
short and long term disability
basic life insurance
supplemental life insurance
AD&D insurance
identity theft protection
pet insurance
group home & auto insurance
matched 401(k) savings plan
up to 8 company paid holidays per year
up to 6 personal days per year
paid parental leave
adoption assistance
tuition assistance
other incentives

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

TCP/IPDNSBGPOSPFIS-ISNetwork Equipment ConfigurationPythonPowershellPerlNetwork Security Assessments

Soft Skills

Effective CommunicationCollaborationProactive OwnershipOrganizational Skills