Senior PKI Security Engineer

Charles Schwab; Southlake (TX); On-site; USD 140,000 - 190,000; Full time

Benefits offered by this job

401(k) with company match

Paid time off and sabbatical after 5+

Tuition reimbursement

Health, dental, and vision insurance

Employee stock purchase plan

Job summary

Charles Schwab in Southlake, Texas is seeking a Senior PKI Security Engineer to modernize the Public Key Infrastructure, strengthening certificate provisioning, renewal, monitoring, and trust across the enterprise. The role requires hands-on PKI, cryptography, and security engineering experience, plus scripting for automation and API integrations.

You will partner with architecture, infrastructure, cloud, DevOps, application, and security teams to implement scalable PKI patterns.

Qualifications

• 6+ years in security/PKI/cryptography roles.
• Hands-on PKI, CA, TLS/SSL, lifecycle management experience.
• Automation scripting in Python/PowerShell/Java/Bash.

Responsibilities

• Modernize Schwab's PKI platform and strengthen certificate provisioning.
• Improve renewal, monitoring, and protection of certificates across the enterprise.
• Build automation, integrations, monitoring, and operational controls.
• Collaborate across architecture, infrastructure, cloud, DevOps, application and security teams.
• Support rotating on-call schedule in a 24x7 environment.

Skills

PKI engineering

Cryptography

Certificate lifecycle management

Scripting & automation

API integrations

Technical troubleshooting

Communication & collaboration

Linux & Windows Server

On-call rotation

Tools

Venafi

DigiCert

Active Directory Certificate Services

Trust Protection Platform

Job description

Your opportunity

At Schwab, you’re empowered to make an impact on your career. Here, innovative thought meets creative problem solving, helping us challenge the status quo and transform the finance industry together. We believe in the importance of in-office collaboration and fully intend for the selected candidate for this role to work on site in the specified location(s).

Schwab’s Security Analytics and Operations organization protects the technology and trust services that enable secure connections across the enterprise. As a Senior PKI Security Engineer, you will help modernize Schwab’s Public Key Infrastructure platform and strengthen the provisioning, renewal, monitoring, and protection of digital certificates.

You will use Cybersecurity, Data Encryption, API, and Technical Troubleshooting skills to build automation, integrations, monitoring, and operational controls that improve certificate visibility, platform resilience, and secure application onboarding. Your Problem Solving and Decision-Making skills will help resolve complex certificate, authentication, cryptographic, and trust-related issues while reducing operational risk.

Working across architecture, infrastructure, cloud, DevOps, application, and security teams, you will apply Collaboration, Communication, and Adaptability to establish scalable implementation patterns, support reliable PKI services, and advance Schwab’s future-state cryptography capabilities.

What you have

Required Qualifications

• 6+ years of experience in security engineering, infrastructure engineering, PKI engineering, cryptography, software engineering, or a related technology role
• Hands-on experience supporting Public Key Infrastructure, Certificate Authorities, certificate lifecycle management, TLS/SSL certificates, key management, certificate chains, and enterprise trust stores
• Experience applying Data Encryption practices, including ciphers, certificate revocation, mutual TLS, key protection, secure certificate deployment, and troubleshooting
• Experience using Python, PowerShell, Java, Bash, or a comparable programming or scripting language to automate operational work
• Experience developing or supporting API integrations, automation, monitoring, and operational workflows in a large enterprise environment
• Ability to apply Technical Troubleshooting and Problem Solving to complex certificates, authentication, cryptographic, and trust-related issues
• Ability to use Communication and Collaboration when partnering with engineering, architecture, infrastructure, operations, and security stakeholders
• Linux and Windows Server Administration experience
• Ability to participate in a rotating on-call schedule supporting a 24x7 environment

Preferred Qualifications

• Experience with Venafi, CyberArk Certificate Manager, Trust Protection Platform, DigiCert, Microsoft Active Directory Certificate Services, EJBCA, or a comparable certificate management platform
• Experience designing or supporting highly available security platforms within financial services, regulated industries, or large enterprise environments
• Experience with authentication and federation technologies, including OAuth, OpenID Connect, SAML 2.0, multifactor authentication, and Active Directory
• Experience using monitoring and observability tools for certificate discovery, expiration alerting, service health monitoring, metrics, log analysis, dashboards, and operational reporting
• Familiarity with Risk Management, Regulatory Compliance, audit expectations, and security controls related to cryptography and certificate lifecycle management
• Working knowledge of Windows and Linux Operating Systems
• Ability to provide Technical Leadership, mentor team members, and influence implementation patterns that improve reliability and reduce operational risk
• Adaptability when responding to evolving security requirements, technologies, priorities, and enterprise risks
• Familiarity with post-quantum cryptography and the future direction of enterprise cryptographic services
• Experience in creating clear technical documentation and audience-focused reporting

In addition to the salary range, this role is eligible for bonus or incentive opportunities.

What’s in it for you

At Schwab, you’re empowered to shape your future. We champion your growth through meaningful work, continuous learning, and a culture of trust and collaboration—so you can build the skills to make a lasting impact. Our Hybrid Work and Flexibility approach balances our ongoing commitment to workplace flexibility, serving our clients, and our strong belief in the value of being together in person on a regular basis.

We offer a competitive benefits package that takes care of the whole you – both today and in the future:

• 401(k) with company match and Employee stock purchase plan
• Paid time for vacation, volunteering, and 28-day sabbatical after every 5 years of service for eligible positions
• Paid parental leave and family building benefits
• Tuition reimbursement
• Health, dental, and vision insurance