Senior Active Directory Architect – Hybrid Identity & Security Job Kearney Nebraska USA,IT/Tech

This role is four days onsite at our Seneca One Buffalo, NY location, with the flexibility to work from home one day per week

Overview:

Responsible for designing, securing, and operating Microsoft Active Directory Domain Services (AD DS) in regulated, high-availability environments. Acts as knowledge resource for and trains less experienced engineers. Completes day-to-day support activities and special projects.

Primary Responsibilities:

Enterprise Active Directory Architecture

Proven expertise supporting large-scale, Tier‑1 identity infrastructures with strict uptime, latency, and change‑control requirements
Strong experience with:
- Multi-domain and multi-forest designs aligned to business units, regions, or regulatory boundaries
- Forest and external trusts supporting M&A, joint ventures, and third-party integrations
- FSMO role placement optimized for resilience and auditability
Advanced understanding of Active Directory–integrated DNS , split‑brain DNS, and secure name resolution models

Hybrid Identity & Microsoft Entra (Azure AD)

Extensive experience integrating on-prem AD with Microsoft Entra in regulated financial environments
Hands-on implementation of:
- Entra Connect (Cloud Sync and Traditional)
- Password Hash Sync, Pass-through Authentication, and Federation
Strong experience with:
- Conditional Access aligned to regulatory and risk-based controls
- Hybrid Join, Entra , and legacy device coexistence
Understanding of identity lifecycle controls to support joiners, movers, leavers, and separation-of-duties requirements

Security, Compliance & Risk Controls

Expert-level knowledge of Active Directory security hardening in financial services, including:
- Tiered administrative model (Tier 0/1/2)
- Dedicated admin forests or hardened admin boundaries (where applicable)
- Privileged Access Workstations (PAWs) / Secure Admin Workstations
Experience enforcing least privilege , role separation, and dual‑control models
Deep familiarity with threats targeting financial institutions:
- Credential theft, Kerberoasting, Pass-the-Hash/Ticket
- Delegation and ACL abuse
Hands-on experience with:
- Privileged Identity Management (PIM)
- Regular access reviews and entitlement recertification
Strong alignment with Zero Trust and defense-in-depth identity strategies

Regulatory & Audit Readiness

Demonstrated experience supporting audits and controls for financial regulations and frameworks, such as:
- SOX, GLBA, PCI DSS, SOC 2
- Internal risk management and model governance requirements
Ability to design AD environments that support:
- Strong logging and traceability
- Tamper-resistant audit logs
- Evidence generation for internal and external auditors

Automation & Power Shell

Advanced Power Shell expertise for:
- Controlled, auditable administrative changes
- Automated provisioning/deprovisioning aligned to compliance workflows
- Identity reporting for risk, security, and audit teams
Experience building automation that integrates with:
- Change management processes
- IAM, ticketing, and security tooling

Operations, Resilience & Recovery

Deep experience managing:
- AD replication topology across data centers and regions
- SYSVOL (DFSR) health and recovery
- Latency-sensitive authentication dependencies
Strong understanding of:
- AD backup, recovery, and authoritative restore procedures
- Identity disaster recovery scenarios with defined RTO/RPO
Experience implementing monitoring and alerting with a focus on early risk detection

Leadership & Governance

Acts as technical authority and escalation point for all directory and identity services
Defines and enforces:
- Enterprise identity standards
- Secure configuration baselines
- Operational runbooks and procedures
Partners closely with:
- Information Security and IAM teams
- Risk, audit, and compliance stakeholders
- Infrastructure, cloud, and application teams
Mentors engineers and reviews designs from a security and risk-first perspective

Education and Experience Required:

Bachelor’s degree and a minimum of 5 years’ relevant work experience, or in lieu of a degree, a combined minimum of 9 years’ higher education and/or work experience

Education and Experience Preferred:

Advanced understanding of the security system development and infrastructure lifecycle and architecture, and systems…