Senior Platform Engineer DNS / Active Directory

Job Description

About the Role

The Senior Platform Engineer will lead the design, implementation, and evolution of enterprise platform systems, with a focus on DNS, Active Directory, and hybrid cloud infrastructure.

This role is responsible for setting technical direction, defining infrastructure standards, and ensuring scalability, reliability, and automation across the platform domain. The position requires deep expertise in enterprise identity systems and core infrastructure services, along with strong leadership in incident response and cross-team collaboration.

Key Responsibilities

Platform Engineering & Architecture

• Lead the design and implementation of scalable platform systems across multiple teams
• Define infrastructure patterns, automation standards, and tooling strategies
• Ensure platform solutions meet scalability, reliability, and maintainability requirements
• Conduct design and code reviews to maintain platform quality

Core Infrastructure (DNS / Active Directory)

• Design, implement, and maintain highly available, secure DNS architectures
• Manage AD-integrated DNS across hybrid and cloud environments
• Support and enhance Active Directory infrastructure including migrations and integrations
• Work with enterprise DDI platforms (e.g., Infoblox, Blue Cat)

Cloud & Hybrid Identity

• Support and lead Active Directory migration initiatives to Entra ID (Azure AD)
• Build and maintain hybrid identity environments across on-prem and cloud
• Integrate identity services across Azure/AWS environments

Automation & Delivery

• Design and build advanced CI/CD pipelines and delivery systems
• Develop infrastructure automation solutions for scalability and consistency
• Enable engineering teams through platform abstractions and tooling

Observability & Reliability

• Architect and implement observability platforms (logging, metrics, tracing)
• Define alerting strategies and monitoring frameworks
• Lead incident response for critical production issues
• Drive post-incident analysis and reliability improvements

Leadership & Collaboration

• Mentor engineers across experience levels
• Partner with engineering leadership on platform strategy and roadmap
• Collaborate across teams to drive platform adoption and best practices

Qualifications

Education

• Bachelor s degree in Computer Science, Engineering, or related field (or equivalent experience)
• Master s degree is a plus

Experience

• 6 10 years of experience in enterprise infrastructure or platform engineering
• Proven experience leading infrastructure initiatives across teams
• Strong experience with automation and platform standardization

Technical Skills

Deep expertise in:

• Active Directory (architecture, GPOs, migrations)
• DNS (AD-integrated, hybrid environments)
• DHCP and enterprise DDI platforms

Experience with:

• AD migration tools (ADMT, Quest QMM)
• Windows Server OS
• Hybrid cloud environments (Azure preferred, AWS a plus)
• Entra ID (Azure AD) migration and integration

Familiarity with:

• CI/CD pipelines
• Infrastructure as Code (e.g., Terraform)
• Container orchestration (e.g., Kubernetes)
• Observability tools (e.g., Prometheus, Grafana, Splunk)

Core Competencies

• Strong ownership and accountability
• Ability to drive innovation and continuous improvement
• Clear and effective communication skills
• Strong problem-solving and decision-making abilities
• Collaborative mindset with ability to build relationships across teams
• Positive and adaptable approach to work