Principal Security Engineer

Verizon

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

Posted 10/6/2026full-timeUnited StatesLead💰 $120,500 - $231,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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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 Development Using PythonRESTful API ManagementHSM Administration and SupportSystems Engineering Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Python ScriptingShell/Bash ScriptingJava ScriptingPHP ScriptingPKI ManagementAWS Security and InfrastructureRHEL AdministrationDatabase Management (Oracle, SQL, PostgreSQL)Incident Triage and EscalationCapacity Planning

Soft Skills

Customer-Facing Technical SupportTroubleshootingCommunicationProblem-SolvingCollaboration

Tools & Technologies

JiraServiceNowConfluenceNagiosZabbixPrometheusApacheTomcatNginxWindows Server

Certifications & Qualifications

RHCSAAWS Certified Security / SysOpsCISSPCISAITIL v3/v4

Industry Keywords

Public Key InfrastructureIdentity and Access ManagementPost-Quantum CryptographyCertificate AuthoritiesKey Management SystemsOperational KPIsSLAsX.509TLS/SSLS/MIME

Tech Stack

Tools & technologies

ApacheAWSCloudEC2JavaLinuxNGINXOraclePHPPostgresPrometheusPythonServiceNowSQL

About the role

Key responsibilities & impact

Administer, maintain, and operate Verizon’s enterprise Public/Private Key Infrastructure (PKI) and Identity & Access Management (IAM) systems
Lead operational execution and define end-to-end test plans for PKI vendor platform migration
Serve as the primary technical contact for enterprise customers during 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 labs, validate bug fixes, and execute corrective actions
Develop AI-driven tools, algorithms, and agents for diagnostics, query triage, log analysis, and certificate management
Build automated solutions for PQC readiness and migration
Administer and support RESTful APIs for certificate enrollment and infrastructure integration
Maintain operational runbooks, systems engineering documentation, and customer integration guides
Ensure Certificate Authorities, Registration Authorities, and Key Management systems remain operational
Install, configure, maintain, and support enterprise HSMs
Manage certificate issuance, discovery, renewal, revocation, and deployment across applications, APIs, AWS environments, servers, and network devices
Perform system patching, OS maintenance, capacity planning, and vulnerability remediation
Participate in an on-call rotation providing 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
Experience developing AI tools, scripts, or agents using Python AI/ML libraries, LLM APIs, or automated diagnostic agents
Experience with RESTful API integration, management, and troubleshooting
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
Proficiency in Python, Shell/Bash, Java, or PHP scripting
Ability to participate in scheduled on-call coverage, including evenings/weekends during assigned rotation
Familiarity or experience with Post-Quantum Cryptography (PQC) standards, algorithms, and transition strategies
Systems Engineering experience, including infrastructure design, reliability, capacity planning, or system architecture
Experience with AWS security and infrastructure platforms, including Cloud HSMs, AWS Private CA, KMS, IAM, or EC2
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 Nagios, Zabbix, or Prometheus
Experience with Apache, Tomcat, Nginx, and Windows Server administration
Working knowledge of Oracle, SQL, or PostgreSQL
Relevant certifications such as RHCSA, AWS Certified Security / SysOps, CISSP, CISA, or ITIL v3/v4

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
Other incentives
Premium pay opportunities, including overtime, shift differential, holiday pay, and allowances
Up to 15 days of vacation per year for newly hired employees, increasing with additional service
Hybrid work arrangement with work from home and a minimum of three days per week in the office