Principal Security Engineer

Verizon

. Administer, maintain, and operate Verizon’s enterprise Public/Private Key Infrastructure (PKI) and Identity & Access Management (IAM) systems .

Posted 10/5/2026full-timeUnited StatesLead💰 $120,500 - $231,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in administering and maintaining Public/Private Key Infrastructure (PKI) and Identity & Access Management (IAM) systems, with a strong focus on customer-facing technical support and troubleshooting. Proficient in developing AI-driven tools and managing RESTful APIs for certificate management and integration.

Highest-signal resume keywords

PKI Protocols And StandardsAI Tool DevelopmentRESTful API ManagementProduction Red Hat Enterprise Linux (RHEL) AdministrationHSM Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PKI ProtocolsX.509TLS/SSLPythonShell/BashJavaPHPAWS SecuritySQLPostgreSQL

Soft Skills

Customer-Facing Technical SupportTroubleshootingRoot-Cause AnalysisIncident TriageCommunication

Tools & Technologies

JiraServiceNowNagiosZabbixPrometheusApacheTomcatNginxWindows ServerHSMs

Certifications & Qualifications

RHCSAAWS Certified Security / SysOpsCISSPCISAITIL v3/v4

Industry Keywords

Identity & Access ManagementPost-Quantum CryptographyCertificate ManagementSystems EngineeringOperational KPIs

Tech Stack

Tools & technologies

ApacheAWSCyber SecurityJavaLinuxNGINXOraclePHPPostgresPrometheusPythonServiceNowSQL

About the role

Key responsibilities & impact

Administer, maintain, and operate Verizon’s enterprise Public/Private Key Infrastructure (PKI) and Identity & Access Management (IAM) systems
Serve as a primary operational subject matter expert and customer-facing technical contact
Lead operational execution and define end-to-end test plans for PKI vendor platform migration
Guide enterprise customers through application cutovers, front-end customization, and back-end integration
Log, track, prioritize, and troubleshoot customer technical queries through ticketing platforms such as Jira
Conduct root-cause analysis and deliver patches or hotfixes
Facilitate software delivery and interoperability testing for PKI-enabled custom applications
Maintain customer-facing SLAs and operational KPIs
Replicate customer issues in test lab environments to validate bug fixes
Develop AI-driven tools, algorithms, and agents for diagnostic workflows, query triage, log analysis, and certificate management
Build and deploy solutions for Post-Quantum Cryptography (PQC) readiness and migration
Administer and support RESTful APIs for automated certificate enrollment and infrastructure integration
Maintain operational runbooks, systems engineering documentation, and customer integration guides
Ensure PKI environments, Certificate Authorities, Registration Authorities, and Key Management systems remain functional
Install, configure, maintain, and support enterprise Hardware Security Modules
Manage certificate issuance, discovery, renewal, revocation, and deployment across applications, APIs, AWS, servers, and network devices
Perform system patching, OS maintenance, capacity planning, and vulnerability remediation
Participate in an on-call rotation for tier-3 support, incident triage, and escalation resolution

Requirements

What you’ll need

Bachelor’s degree or four or more years of work experience
Six or more years of relevant experience, demonstrated through work and/or military experience or specialized training
Willingness to travel up to 25% or less of the time
Strong customer-facing technical support and troubleshooting experience
Experience with PKI protocols and standards including X.509, PKCS, OCSP, TLS/SSL, S/MIME, IPsec, and LDAP
Production Red Hat Enterprise Linux (RHEL) administration experience
Experience developing AI tools, scripts, or agents for PKI or security operations
RESTful API integration, management, and troubleshooting experience
Proficiency with Python, Shell/Bash, Java, or PHP scripting
Ability to participate in scheduled on-call coverage, including evenings/weekends during assigned rotations
Familiarity or experience with Post-Quantum Cryptography (PQC) standards, algorithms, and transition strategies
Systems Engineering experience or familiarity
Experience with AWS security and infrastructure platforms
Familiarity with Jira, ServiceNow, or Confluence
Knowledge of PKI platform engines and certificate management platforms such as EJBCA, Keyfactor, DigiCert, RSA, OpenXPKI, or Microsoft CA
Experience deploying, managing, and supporting HSMs such as Entrust (nShield), Thales/Luna, or Utimaco
Experience with monitoring and alerting tools such as Nagios, Zabbix, or Prometheus
Experience with Apache, Tomcat, Nginx, and Windows Server administration
Working knowledge of Oracle, SQL, or PostgreSQL
Master’s degree in Cybersecurity, Computer Science, Systems Engineering, or a related technical field is an additional qualification
Relevant certifications such as RHCSA, AWS Certified Security / SysOps, CISSP, CISA, or ITIL v3/v4 are additional qualifications

Benefits

Comp & perks

Medical, dental, and vision benefits
Short- and long-term disability insurance
Basic and supplemental life insurance
AD&D insurance
Identity theft protection
Pet insurance
Group home and auto insurance
Matched 401(k) savings plan
Up to 8 company-paid holidays per year
Up to 6 personal days per year
Paid parental leave
Adoption assistance
Tuition assistance
Premium pay such as overtime, shift differential, holiday pay, and allowances, depending on the role
Up to 15 days of vacation per year for newly hired employees, increasing with additional service
Incentive-based compensation with potential to earn more