Multi-Cloud Active Directory
Apply now »Date: Nov 6, 2025
Location: Obispado, NLE, MX, 64060
Company: Corning
Requisition Number: 71759
The company built on breakthroughs.
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Corning is one of the world’s leading innovators in glass, ceramic, and materials science. From the depths of the ocean to the farthest reaches of space, our technologies push the boundaries of what’s possible.
How do we do this? With our people. They break through limitations and expectations – not once in a career, but every day. They help move our company, and the world, forward.
At Corning, there are endless possibilities for making an impact. You can help connect the unconnected, drive the future of automobiles, transform at-home entertainment, and ensure the delivery of lifesaving medicines. And so much more.
Come break through with us.
Our Optical Communications segment has recently evolved from being a manufacturer of optical fiber and cable, hardware and equipment to being a comprehensive provider of industry-leading optical solutions across the broader communications industry.This segment is classified into two main product groupings – carrier network and enterprise network. The carrier network product group consists primarily of products and solutions for optical-based communications infrastructure for services such as video, data and voice communications. The enterprise network product group consists primarily of optical-based communication networks sold to businesses, governments and individuals for their own use.
SCOPE/PURPOSE OF POSITION:
Reporting to the Global Directory Services Lead, the Multi-Cloud Active Directory Administrator is a senior technology leader that will function as Subject Matter Expert for Active Directory. This position will function in coordination with IT Architecture, Engineering, Operations, Security, Strategic partners, Technology vendors and Project management teams to facilitate the successful delivery of complex Corning initiatives and priorities.
Responsibilities will include the administration of the current Corning Active Directory environments, managing aspects of Entra ID, making recommendations for design, process improvement and automation.
As a core member of the Corning Multi-Cloud Active Directory team, the AD Administrator will be responsible for helping direct and guide the delivery of key priorities across multiple stakeholders This position will require the ability to communicate technical problems and solutions to internal IT support teams as well as business units around the globe.
ROLES AND RESPONSIBILITIES:
● Install, configure and manage Active Directory (AD), including both on prem and integration with Entra AD
● Adhere to and implement standards, policies & guidelines for Active Directory in collaboration with service line owner, information security, and technology teams
● Develop, Configure, and support High Level Active Directory solutions that meet business needs and align with Corning technology standards.
● Must be able to coordinate effectively with other Service Line Owners and Engineers and follow through with tasks until completion.
● Must be able to take instruction from Project Managers and Team Leads and work independently to complete tasks.
● Help promote a consistent vision and strategy throughout the organization
● Build relationships with internal team members, site leads and other IT teams to foster collaboration and partnerships to drive better strategies, priorities, and service to the customer
● Understand and follow Corning Change Management processes, Incident Response Management, Problem Management and Disaster recovery methodology
● Willingly shares knowledge and experience with team members as needed to achieve excellence in team building and cohesion.
● Provides escalated support for Business-Critical incidents and problems
EDUCATION REQUIREMENTS
● Bachelor's degree or equivalent from four-year college in computer science or related field??
WORK EXPERIENCE
● 5+ years of experience with on prem Active Directory System administration
● 5+ years of experience in a production IT environment managing enterprise IT infrastructure, hosting services and Entra cloud infrastructure.
REQUIRED SKILLS
• Active Directory Administration experience at an enterprise level (multiple forests and domains, trust relationships)
• Active Directory Security Best Practice Implementation (e.g., tiered services, GPOs, Privileged Access Workstations, AD Health Monitoring)
• Active Directory Backup / Restore Testing, Ransomware Protection
• Experience with managing Entra PIM roles
• Create and manage Entra Applications and has experience with SCIM configurations
• Has an understanding of Conditional Access Policies
• In depth knowledge of Active Directory and Windows Servers, including
• Active Directory on Prem
• Entra AD
• Entra Sync
• Group Policy Management
• Multi-factor Authentication
• Windows Server Core
• Leads by Example: Professional, big picture thinker, accountable, committed and well respected by team; can contribute significantly to Mission, Vision and Strategy of the organization; shows strong alignment of work and priorities to vision and strategy
• Inspires Others: Exhibits a wide breadth of technical, operational and team leadership skills; excellent command and control; develops strong talent through good situational management skills; possesses a passion for excellence and is detail oriented
• Gets it done: Consistently achieves quality results on a timely basis; challenges and pushes his team; high “Say-Do” factor (i.e. delivers on commitments); superior follow through.
• Experience engineering, building, and supporting a global active directory environment
• A holistic understanding of IT infrastructure inclusive of server, storage, network, virtualization, database, DR/business recovery and continuity practices, etc.
• Understanding of public cloud models (IaaS, PaaS, SaaS) and providers (AWS, Azure)
• Demonstrated expertise driving operational improvement and excellence
• Proven ability to influence and interact effectively with peers and IT leaders
• Strong communication and presentation skills
• Strong crisis management
DESIRED SKILLS
• Experience with Quest Recovery Manager
• Manufacturing Experience
• Active Directory Migration Experience
• Active Directory in a High Security / Regulated environment
A job that shapes a life.
Corning offers you the total package.
Your well-being is our priority. Our compensation and benefits package supports your health and wellness, financial aspirations, and career from day one.
- Company-wide bonuses and long-term incentives align with key business results and ensure you are rewarded when the company performs well. When Corning wins, we all win.
- As part of our commitment to your financial well-being, we provide a 100% company-paid pension benefit with fixed contributions that grow throughout your career. Combined with matching contributions to your 401(k) savings plan, Corning’s total contributions to your retirement accounts can reach between 7% and 12% of your pay, depending on your age and years of service.
- Our health and well-being benefits include medical, dental, vision, paid parental leave, family building support, fitness, company-paid life insurance, disability, disease management programs, paid time off, and an Employee Assistance Program (EAP) to support you and your family.
- Getting paid for our work is important, but feeling appreciated and recognized for those contributions motivates us much more. That’s why Corning offers a recognition program to celebrate successes and reward colleagues who make exceptional contributions.
We prohibit discrimination on the basis of race, color, gender, age, religion, national origin, sexual orientation, gender identity or expression, disability, veteran status or any other legally protected status.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. To request an accommodation, please contact us at accommodations@corning.com.