Senior Network Security Defense Engineer

When you join Verizon

You want more out of a career. A place to share your ideas freely even if theyre daring or different. Where the true you can learn grow and thrive. At Verizon we power and empower how people live work and play by connecting them to what brings them joy. We do what we love driving innovation creativity and impact in the world. Our V Team is a community of people who anticipate lead and believe that listening is where learning crisis and in celebration we come together lifting our communities and building trust in how we show up everywhere & always. Want in Join the #VTeamLife.

What youll be doing...

The GN&T Network Security team is looking for a highly motivated and experienced Senior Network Security Defense Engineer to join the team. The Defense teams are responsible for owning the security lifecycle and effectiveness across the Core Edge and Access networks as well as all systems and network functions within Verizon Global Network and Technology.

Youll be finding the right technology to help ensure our Verizons critical network systems are secure and spot risks before they become real threats. But youll be doing more than just providing cyber securityyoull help Verizon prepare for the unexpected defend its systems and protect the business brand and bottom line.

Key responsibilities include:

• Evaluating network function architecture to identify security risks.

• Designing solutions to mitigate risk and close security gaps and reduce vulnerability.

• Supporting configuration analysis and providing detailed guidance for implementing security controls on virtual and containerized network functions.

• Implement controls for the Security Fundamentals of Access Management Situational Awareness Configuration Hardening and Vulnerability Mitigation

• Ensure that the security controls planned for the networks are operating effectively and meeting baseline standards.

• Perform detection engineering and threat hunting using Splunk CrowdStrike and other SIEM/security tools to do lookups investigate threats and design proactive alerts.

• Lead network security incident response activities including triage containment eradication and recovery for disruptive threats.

• Build and refine formal incident playbooks and response runbooks ensuring repeatable workflows for high-impact scenarios.

• Execute root cause analysis and produce clear incident reports outlining the timeline impact evidence and remediation recommendations

• Focus on specific network functions including IoT SIM-OTA CALEA Wireless Messaging (SMSMMS) Femto Roaming and Location Services.

***This role can be located in any US based Verizon hub location.***

What were looking for...

Youre driven to pinpoint a problem and tenacious about finding a solution. Youre organized and pay attention to details. You are the person that others rely on. You are accountable and follow through with a sense of urgency.

Youll need to have:

• Bachelors degree or four or more years of work experience.

• Four or more years of relevant experience required demonstrated through work experience and/or military experience.

• Fluency in Linux or Unix command line

• Strong OSI model and networking especially TCP/IP and HTTPS

• RHEL or other Linux hardening experience

• Expertise with Splunk SPL or similar SIEM query languages to perform detection engineering threat hunting and data analysis.

• Experience with Risk-Based Alerting: managing notable events asset/identity correlation and defining/tuning correlation searches.

• Experience with IAM solutions (e.g. LDAP SAML OIDC) and encryption (e.g. IPsec TLS)

Even better if you have one or more of the following:

• A degree in engineering or computer science.

• CyberSecurity certification(s) (CISSP etc)

• Experience with security risk procedures security patterns authentication technologies and security attack pathologies.

• Experience with security and incident response frameworks such as NIST and MITRE

• Linux Incident response and/or basic forensics

• Private (OpenStack Kubernetes etc) or public (AWS etc) cloud experience

• Scripting and automation skills (Python Ansible etc)

• Experience applying AI/ML or statistical analysis techniques to large security datasets.

• IMS SIP 5GC SIM card activation or other wireless telecom knowledge

• Basic project management and organizational skills

• Strong verbal and written communication skills

If Verizon and this role sound like a fit for you we encourage you to apply even if you dont meet every even better qualification listed above.

Scheduled Weekly Hours

Equal Employment Opportunity

Verizon is an equal opportunity employer. We evaluate qualified applicants without regard to veteran status disability or other legally protected characteristics.

Benefits and Compensation

Our benefits are designed to help you move forward in your career and in areas of your life outside of Verizon. From health and wellness benefit options including: medical dental vision short and long term disability basic life insurance supplemental life insurance AD&D insurance identity theft protection pet insurance and group home & auto insurance. We also offer a matched 401(k) savings plan up to 8 company paid holidays per year and up to 6 personal days per year paid parental leave adoption assistance and tuition assistance plus other incentives weve got you covered with our award-winning total rewards package. Depending on the role employees have the opportunity to receive compensation in the form of premium pay such as overtime shift differential holiday pay allowances etc. Newly hired employees receive up to 15 days of vacation per year which grows with additional service. For part-timers your coverage will vary as you may be eligible for some of these benefits depending on your individual circumstances.