Principal Cybersecurity - Guardicore Microsegmentation Engineer / Specialist
Charlotte, North Carolina
Job Description:
This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.
Join AT&T and reimagine the communications and technologies that connect the world. Our Chief Security Office ensures that our assets are safeguarded through truthful transparency, enforce accountability and master cybersecurity to stay ahead of threats. Bring your bold ideas and fearless risk-taking to redefine connectivity and transform how the world shares stories and experiences that matter. When you step into a career with AT&T, you won’t just imagine the future-you’ll create it.
The Guardicore Microsegmentation Engineer is responsible for designing, implementing, and managing microsegmentation strategies using Guardicore solutions to enhance network security within the organization's data centers and cloud environments. This role involves collaborating with security, networking, and application teams to segment and protect critical assets, reduce attack surfaces, and improve threat detection and response capabilities.
Key Responsibilities:
- Design and implement microsegmentation policies and strategies using Guardicore Centra platform.
- Collaborate with cross-functional teams to identify critical applications and workloads requiring segmentation.
- Analyze network traffic flows and dependencies to develop effective segmentation rules.
- Deploy and manage Guardicore agents across servers and virtual machines in various environments (on-premises, cloud, hybrid).
- Monitor and fine-tune segmentation policies to minimize operational impact while maximizing security.
- Respond to security incidents by leveraging microsegmentation insights to contain threats.
- Develop documentation, runbooks, and best practices for microsegmentation deployment and management.
- Provide training and support to IT and security teams on Guardicore micro-segmentation.
- Stay current with emerging security trends and Guardicore product updates.
Qualifications:
- Experience with Guardicore Centra or similar microsegmentation technologies.
- Strong understanding of network security principles, firewalls, and segmentation.
- Knowledge of data center and cloud network architectures.
- Familiarity with Linux and Windows server environments.
- Ability to analyze network traffic and create detailed segmentation policies.
- Experience with security incident response and containment.
- Excellent communication and collaboration skills.
- Relevant certifications (e.g., Guardicore Certified Specialist, CISSP, CCNP Security) are a plus.
Preferred Skills:
- Experience with cloud platforms such as AWS, Azure, or Google Cloud.
- Scripting skills for automation (e.g., Python, PowerShell).
- Understanding of zero trust security models.
- Experience with VMware virtualization technologies.
- Familiarity with routing and switching concepts and equipment.
- Knowledge and troubleshooting skills for Dell servers.
- Understanding of Guardicore Centra platform and API concepts, including integration and automation.
- Familiarity with Windows Active Directory.
Supervisor:
No
Our Principal Cybersecurity earns between $141,300-$211,900 USD Annual, not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.
Joining our team comes with amazing perks and benefits:
- Medical/Dental/Vision coverage
- 401(k) plan
- Tuition reimbursement program
- Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
- Paid Parental Leave
- Paid Caregiver Leave
- Additional sick leave beyond what state and local law require may be available but is unprotected.
- Adoption Reimbursement
- Disability Benefits (short term and long term)
- Life and Accidental Death Insurance
- Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
- Employee Assistance Programs (EAP)
- Extensive employee wellness programs
- Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone.
#LI-Onsite – Full-time office role-
AT&T is leading the way to the future – for customers, businesses, and the industry. We're developing new technologies to make it easier for our customers to stay connected to their world. Together, we’ve built a premier integrated communications and entertainment company and an amazing place to work and grow. Team up with industry innovators every time you walk into work, creating the world you always imagined. Ready to #transformdigital with us?
Apply now!
Weekly Hours:
40Time Type:
RegularLocation:
USA:NC:Charlotte / Research Dr - Dat:9139 Research DrSalary Range:
$141,300.00 - $211,900.00It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.
Job ID R-74486 Date posted 07/16/2025
Benefits
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- Paid Time Off
- Tuition Assistance
- Insurance Options
- Discounts
- Training & Development
Our hiring process
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