Hi, I'm Cheyenne Bounds

Cybersecurity Engineer | Zero Trust Architecture Specialist | Security Operations Expert

4+ years of progressive experience supporting compliance-aligned security programs and infrastructure integration at T-Mobile. Skilled in deploying enterprise security tools, Zero Trust implementation, and regulatory compliance.

About Me

Cybersecurity & Systems Engineer specializing in enterprise security solutions

My Expertise

Specializing in Zero Trust Architecture, security operations, and compliance frameworks. Experienced in deploying and administering enterprise security tools, aligning systems with regulatory requirements (SOX, PCI, CPNI), and automating access reviews and vulnerability management.

What I Deliver

Hands-on experience in firewall administration, incident response, cloud security, and audit lifecycle documentation. Proven ability to troubleshoot system alerts, support remediation efforts, and collaborate across IT and security teams to deliver secure, business-aligned solutions.

Key Achievements

Zero Trust Implementation

Developed and enforced secure, scalable access controls for SaaS applications using identity-driven Zero Trust models.

Security Hardening

Led security configuration assessments and remediations to harden enterprise SaaS environments and reduce misconfiguration risks.

Automation Excellence

Automated access review and policy validation workflows to increase operational efficiency and improve audit readiness.

Efficiency Improvements

Streamlined firewall rule workflows, reducing turnaround times by 25% and improving network operations response by 20%.

Professional Experience

My career journey in cybersecurity and systems engineering

February 2025 - Present

Cybersecurity Engineer - ZTNA

T-Mobile

Supporting integration of identity-based access solutions with cloud-native orchestration platforms. Leading control walkthroughs with GRC and application teams, validating technical controls aligned with SOX, PCI, and CPNI standards. Automating key processes for access reviews and baseline validation to improve audit readiness.

Zero Trust ZTNA IAM Compliance
April 2024 - February 2025

Engineer, Systems Architecture

T-Mobile

Designed and deployed hybrid-cloud infrastructure aligned with Zero Trust principles. Integrated advanced security protocols and hardening techniques to reduce vulnerabilities. Automated network operations, improving response times by 20%. Led capacity planning and mentored engineering teams.

Cloud Security Automation Network Security
September 2021 - April 2024

Associate Engineer, Systems Architecture

T-Mobile

Led firewall and perimeter security operations supporting SOX/PCI compliance audits. Streamlined approval workflows, reducing firewall rule turnaround by 25%. Facilitated application migrations while ensuring policy integrity and secure access during transitions.

Firewall Management SOX/PCI Migration
April 2021 - June 2021

Launch Engineer Intern

Firefly Aerospace

Developed launch pad safety beacon and public alert systems. Automated internal workflows to improve testing operations by 30%. Supported pad readiness and engineering problem-solving during critical launch preparation stages.

Automation Safety Systems
August 2015 - May 2016

Technical Support Specialist

Wave Broadband

Delivered remote technical troubleshooting for broadband, TV, and voice services. Identified root causes and implemented solutions, reducing service disruptions by 20%. Improved customer retention through accurate diagnostics and secure data handling.

Technical Support Troubleshooting

Core Competencies

Technical skills and security expertise

Security & Compliance

Zero Trust Architecture Expert
Firewall & Network Security Expert
Compliance (SOX, PCI, CPNI) Advanced
Vulnerability Management Advanced
Incident Response Advanced

Tools & Technologies

Zscaler (ZIA & ZPA) Expert
Palo Alto / Checkpoint Firewalls Advanced
SIEM/SOAR Tools Proficient
Cloud Security (AWS/Azure) Proficient
Python Automation Proficient

Additional Technologies & Frameworks

IAM & SSO Splunk ServiceNow Jira DLP Tools SaaS Security NIST Framework CIS Controls Risk Assessment Agile/Scrum Security Documentation Access Reviews

Education

Academic credentials and certifications

Master of Science, Information Technology

Purdue University Global

Specialization: Cybersecurity

Bachelor of Science, Computer Science

Colorado State University Global

Let's Connect

Interested in discussing cybersecurity solutions, Zero Trust architecture, or potential opportunities? I'm always open to connecting with fellow security professionals and exploring new challenges.