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Principal Network Security Defense Engineer - CALEA

Verizon

Listing collected from Verizon's career site. NextChapter is independent of Verizon.

Ashburn, VA · Posted November 4, 2026

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About the job

When you join Verizon

You want more out of a career. A place to share your ideas freely — even if they’re 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 begins. In 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 you’ll be doing...

The GN&T Network Security team is looking for a highly motivated and experienced Principal Engineer to be a technical leader in the Security Defense organization. The Defense teams are responsible for owning the security lifecycle and effectiveness across the Core, Edge, and Access networks and all of the systems and network functions within GN&T.

In this role, you will be a technical leader on a team of security engineers, responsible for the end to end security of the CALEA Lawful Intercept applications, covering Wireless, Wireline, and interfaces with other applications across the Verizon Network. You will set the technical direction for the team in driving the discovery and identity of all related network assets. You will be expected to build a deep understanding of the asset function and roadmap, develop threat detections, safeguard through proactive monitoring, and improve the security hygiene by implementing the Network Security Fundamentals (Access Management, Situational Awareness, Configuration Hardening, Vulnerability Mitigation).

Key Responsibilities:

Discover, identify, and inventory all network assets and asset information (model, version, etc) in the CALEA network.

Build 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.

Develop a baseline of normal operations and implement threat detections to alert of deviations to proactively identify potential cyber threats.

Develop incident response protocols to quickly identify, contain, and resolve network security incidents and threats.

Understand the current state of cybersecurity and improve the security posture through the implementation of the Network Security Fundamentals (Access Management, Situational Awareness, Configuration Hardening, Vulnerability Mitigation).

Ownership and accountability for the network security scorecard and help drive increased maturity, visibility, and subject-matter expertise.

Ensuring that the security controls planned for the Networks are operating effectively.

Build and drive automation for the team to be successful at scale across hundreds of network elements.

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

What we’re looking for...

You’re a technical leader who is driven to pinpoint a problem and tenacious about finding a solution. You’re 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. You work across large and complex organizations to drive solutions. You seek out opportunities for automation. You present to executive leadership regularly on the team’s critical business activities.

You’ll need to have:

Bachelor’s degree or four or more years of work experience.

Six or more years of relevant experience required, demonstrated through one or a combination of work and/or military experience, or specialized training.

Working knowledge of the CALEA network functions and/or X1, X2, and X3 interfaces

Strong analytical skills and attention to detail.

Demonstrated experience in managing and delivering results, with a proven track record.

Leadership experience as a subject matter expert.

Effective written, interpersonal, and verbal communication skills.

Demonstrated organization and project management skills.

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

Current federal security clearance

In depth experience with networks, 4G/5G wireless network functions, and virtualization technologies like Openstack and Kubernetes.

Network Security certifications such as CISSP and/or familiarity with Security frameworks such as NIST.

Experience with Splunk and other data analysis tools.

Proven ability to conduct asset discovery, security assessments, and risk evaluations.

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

Familiarity with Identity and Access Management (IAM) solutions.

In depth automation experience leveraging complex data sources and APIs to analyze complex datasets

If Verizon and this role sound like a fit for you, we encourage you to apply even if you don’t meet every “even better” qualification listed above.

Where you’ll be working

In this hybrid role, you'll have a defined work location that includes working from home and a minimum of three days per week in the office, which will be set by your manager. Employees are responsible for maintaining compliance with hybrid work policies.

Scheduled Weekly Hours 40

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, we’ve 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.

The salary will vary depending on your location and confirmed job-related skills and experience. This is an incentive based position with the potential to earn more. For part-time roles, your compensation will be adjusted to reflect your hours.

The annual salary range for the location(s) listed on this job requisition based on a full-time schedule is: $120,500.00 - $231,000.00.