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Jobs · Information Technology · Texas

Identity Access Mgmt IT Advisor

OxyChem · Houston, TX · 3 wk ago
Information TechnologyFull-time

At OxyChem, our chemistry makes modern life possible, and it is our people who make the difference. We are a safety-first, purpose-driven team committed to innovation, environmental responsibility, and doing things the right way. As a leading producer of essential chemistry with operations in the U.S., Canada, and Latin America, OxyChem’s products support critical applications in water treatment, pharmaceuticals, healthcare, manufacturing, automotive, personal hygiene, and residential and commercial construction. Headquartered in Dallas, Texas, OxyChem is a top three U.S. manufacturer of polyvinyl chloride, chlor-alkali and chlorinated organic chemicals, and calcium chloride.

About the role

We are seeking a Senior Enterprise Active Directory & Identity Architect to lead the design, implementation, and governance of enterprise identity platforms with a primary focus on Active Directory (AD) and related identity services. This role combines enterprise AD architecture with identity and access management (IAM) responsibilities, ensuring secure, scalable, and compliant solutions across the organization. You will define architecture roadmaps, patterns, and standards for AD and IAM platforms while collaborating with IT teams and business units to safeguard systems and manage user access.

Responsibilities

  • Design and maintain enterprise Active Directory architecture, including forests, domains, OU structure, and Group Policy Objects (GPOs).
  • Manage identity provisioning, de-provisioning, and role-based access controls across AD and integrated IAM platforms.
  • Implement and maintain secure authentication mechanisms, including MFA, Kerberos, and privileged access management.
  • Monitor AD health, replication, and security posture; troubleshoot and resolve directory-related issues.
  • Ensure compliance with internal security policies and external regulations (e.g., MTSA, GDPR) for AD and IAM environments.
  • Support audits and risk assessments related to AD and IAM; implement controls based on findings.
  • Evaluate AD-integrated IAM tools and recommend enhancements for efficiency and security.
  • Provide guidance and training on secure AD and IAM practices to stakeholders.
  • Partner with enterprise and solution architects to drive adoption of AD and IAM platform patterns.
  • Collaborate with cloud and security teams to assess implications of hybrid identity solutions (Azure AD/Entra ID).
  • Provide business-friendly language for complex AD and identity architecture concepts.
  • Mentor junior security and solution architects.

Requirements

  • Bachelor’s degree in Computer Science, Information Systems, Cybersecurity, or related field; relevant experience may be considered in lieu of education.
  • 7+ years of experience in Active Directory architecture, identity and access management, or cybersecurity leadership.

Skills

  • Technical Expertise: Deep knowledge of Active Directory architecture, including DNS integration, replication, GPOs, and AD hardening best practices. Strong experience with IAM platforms (SailPoint, CyberArk, Azure Entra ID, Intune). Familiarity with cybersecurity principles and frameworks (NIST, ISO 27001).
  • Risk & Compliance: Ability to ensure adherence to regulatory requirements and internal policies.
  • Analytical & Problem-Solving: Skilled in identifying risks and implementing effective mitigation strategies.
  • Soft Skills: Excellent communication and collaboration skills for cross-functional engagement. High ethical standards and attention to detail.

Preferred Attributes

  • Experience with hybrid identity solutions (on-prem AD + Azure AD).
  • Knowledge of automation tools for AD and IAM processes (PowerShell scripting).
  • Familiarity with cybersecurity incident response and architecture.
  • Ability to mentor and lead technical teams.
  • Preferred certifications: CISSP, CISA, Microsoft Certified: Identity and Access Administrator Associate. Vendor certifications from AWS, Microsoft Azure, or Google Cloud Platform.

Benefits

We are committed to rewarding top performers, offering very competitive pay and benefits, and providing tremendous career development opportunities in a supportive workplace where the safety and well-being of our employees are paramount.

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