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Senior Specialist, Lead Zero Trust Identity Security Engineering

Yesterday Dallas, TX

Key Responsibilities

Identity Platform Engineering & Leadership

  • Serve as technical lead for workforce identity platforms, with Okta as the primary IdP and integrations to complementary platforms (e.g., Ping/Entra Identity).
  • Own end-to-end identity architecture, including authentication flows, federation, directory integrations, and token issuance.
  • Lead design reviews and decisions for IdP resiliency, failover, and supplier-risk mitigation strategies.
  • Document existing and new architecture and act as a hands-on engineer while also setting technical direction, patterns, and standards.
  • Strong communication, influence, and stakeholder-management skills, with the ability to distill complex identity and security architectures into clear and concise messaging

Standards-Based Identity & Federation

  • Design and troubleshoot identity flows using OAuth 2.0 / OIDC SAML 2.0 SCIM JWT / token-based auth
  • Ensure token parity, claim consistency, and issuer abstraction across identity providers to minimize application impact.
  • Partner with application teams to enable modern authentication without app re-architecture.

Directory & Identity Data Architecture

  • Engineer and maintain directory integrations across Active Directory, Okta UD, and cloud directories (e.g., Ping Directory).
  • Design attribute models, lifecycle management, and group strategies at enterprise scale (thousands of groups, large population sizes).
  • Support directory deployments in cloud-native environments (AWS/GCP, containers, Kubernetes).

Cloud, Automation & Reliability

  • Build and operate identity infrastructure in AWS/GCP/Azure, using: Infrastructure & Policy as Code (Terraform / CloudFormation) Kubernetes & containerized identity services
  • Automate provisioning, deployment, monitoring, and drift detection for identity platforms.
  • Support SRE-style operational maturity: SLIs/SLOs, alerting, incident response, and runbooks for identity services.

Security, Risk & Compliance

  • Design identity controls aligned to Zero Trust principles and enterprise security policies.
  • Partner with CSOC, audit, and risk teams on: Control validation Incident response Regulatory and audit requirements (SOX, SOC, internal controls)
  • Contribute to risk assessments related to supplier dependency, SPOFs, and identity outages.

Collaboration & Influence

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  • Work closely with security architecture, infrastructure, application engineering, IAM operations, and vendors.
  • Influence roadmap decisions through clear technical reasoning and executive-ready communication.
  • Mentor senior and mid-level engineers and raise overall identity engineering maturity.

Qualifications

  • Undergraduate degree in a related field or the equivalent combination of training and experience.
  • 12+ years of experience in Identity & Access Management engineering.
  • Skilled in using DevOps tools and experience in Policy as code.
  • Deep hands-on expertise with Okta (Workforce Identity, MFA, SSO, policies, lifecycle).
  • Strong working knowledge of Ping Identity products (PingFederate, PingOne, Ping Directory) or equivalent platforms.
  • Expert understanding of identity standards: OAuth 2.0, OIDC, SAML Federation and token-based security
  • Proven experience with directory services & LDAP (AD, cloud directories).
  • Experience building identity platforms in AWS/GCP, including containerized/Kubernetes deployments.
  • Strong troubleshooting skills for complex authentication and federation failures.
  • Ability to operate in high-visibility, high-impact environments.

Special Factors

Sponsorship
Vanguard is offering visa sponsorship for this position.

About Vanguard

At Vanguard, we don't just have a mission-we're on a mission.

To work for the long-term financial wellbeing of our clients. To lead through product and services that transform our clients' lives. To learn and develop our skills as individuals and as a team. From Malvern to Melbourne, our mission drives us forward and inspires us to be our best.

How We Work

Vanguard has implemented a hybrid working model for the majority of our crew members, designed to capture the benefits of enhanced flexibility while enabling in-person learning, collaboration, and connection. We believe our mission-driven and highly collaborative culture is a critical enabler to support long-term client outcomes and enrich the employee experience.

Client-provided location(s): Dallas, TX, Malvern, PA
Job ID: Vanguard-177327
Employment Type: FULL_TIME
Posted: 2026-04-29T20:43:15

Perks and Benefits

  • Health and Wellness

    • FSA
    • HSA
    • Health Reimbursement Account
    • Fitness Subsidies
    • On-Site Gym
    • HSA With Employer Contribution
    • Health Insurance
    • Dental Insurance
    • Vision Insurance
    • Life Insurance
    • Short-Term Disability
    • Long-Term Disability
    • Mental Health Benefits
    • Virtual Fitness Classes
    • Pet Insurance
  • Parental Benefits

    • Non-Birth Parent or Paternity Leave
    • Birth Parent or Maternity Leave
    • Fertility Benefits
    • Adoption Assistance Program
    • Family Support Resources
    • Adoption Leave
  • Work Flexibility

    • Flexible Work Hours
    • Hybrid Work Opportunities
  • Office Life and Perks

    • Company Outings
    • Commuter Benefits Program
    • Casual Dress
    • Happy Hours
    • Snacks
    • Some Meals Provided
    • On-Site Cafeteria
  • Vacation and Time Off

    • Personal/Sick Days
    • Paid Holidays
    • Paid Vacation
    • Volunteer Time Off
    • Leave of Absence
  • Financial and Retirement

    • Relocation Assistance
    • Performance Bonus
    • 401(K) With Company Matching
    • 401(K)
    • Financial Counseling
    • Profit Sharing
  • Professional Development

    • Promote From Within
    • Mentor Program
    • Shadowing Opportunities
    • Access to Online Courses
    • Tuition Reimbursement
    • Internship Program
    • Lunch and Learns
    • Leadership Training Program
  • Diversity and Inclusion

    • Diversity, Equity, and Inclusion Program
    • Employee Resource Groups (ERG)

Company Videos

Hear directly from employees about what it is like to work at Vanguard.