Senior Engineer Network Security

Verizon Verizon · Telecom · Southlake, TX +3

Senior Engineer Network Security role focused on owning the security lifecycle and effectiveness across Core, Edge, and Access networks. Responsibilities include discovering and identifying network assets, implementing security fundamentals (Access Management, Situational Awareness, Configuration Hardening, Vulnerability Mitigation), developing threat detections, and improving the security posture. Requires expertise in network architecture, cybersecurity defense mechanisms, and SIEM tools like Splunk.

What you'd actually do

  1. Discovering, identifying, and validating inventory of all Core Application / Network Function assets and asset information (model, version, etc) in your respective area of responsibility.
  2. Building a deep understanding of the network assets and the roadmap to quickly assess the impact of vulnerabilities and identify End-of-Life/End-of-Support hardware/software.
  3. Developing a baseline of normal operations and implementing threat detections to alert of deviations to proactively identify potential cyber threats.
  4. Developing incident response protocols to quickly identify, contain, and resolve network security incidents and threats.
  5. Understanding the current state of cybersecurity and improving the security posture through the implementation of the Network Security Fundamentals (Access Management, Situational Awareness, Configuration Hardening, Vulnerability Mitigation).

Skills

Required

  • Bachelor’s degree or four or more years of relevant work experience.
  • Four or more years of relevant work experience, demonstrated through one or a combination of work and/or military experience, or specialized training.
  • Deep expertise in core network architecture and advanced cybersecurity defense mechanisms, with a comprehensive understanding of the security lifecycle across Core, Edge, and Access networks.
  • Demonstrated proficiency with log management and Security Information and Event Management (SIEM) tools, specifically Splunk, for advanced data analysis, threat detection, and security posture monitoring.

Nice to have

  • Proven experience in Threat Intelligence, threat hunting, and applying intelligence to enhance security controls.
  • Network Security certifications such as CISSP.
  • Knowledge of technical product and systems development lifecycle within a large global enterprise environment.
  • Strong leadership and mentoring abilities.
  • Demonstrated ability to manage complex security projects and deliver measurable results in high-pressure environments.
  • Ability to work with diverse stakeholders including highly technical teams, business owners, and executives.
  • Effective written, interpersonal, and verbal communication skills.

What the JD emphasized

  • core network architecture
  • advanced cybersecurity defense mechanisms
  • security lifecycle
  • log management
  • Security Information and Event Management (SIEM) tools
  • Splunk