Exchange and Active Directory Senior Infra Architect




Cognizant is seeking a Exchange and Active Directory Senior Infra Architect



Application Deadline – 17th May 10, 2024


The successful applicant will work as part of a global solutions team to DESIGN, Build Effort Estimation & DEPLOY “Messaging Services” for existing and prospective clients through RFP / RFI. 


The key responsibilities of the role include:

Owning the design of specific technology solutions from high-level and detailed-level designs to deployment and handover to delivery with minimum of 15+ years’ experience in relevant field


·       Design:

Ø  Design efficient solutions that are operationally cost effective to maintain

Ø  Design  solutions to availability and resilience targets in line with requirements

Ø  Exploit and develop shared design blueprint and documentation for on-going reuse

Ø  Determine server specifications and infrastructure requirements (such as storage, networks and security etc.)

Ø  Both verbally and in written form articulate solutions and benefits accurately and persuasively reflecting the client’s interests or concerns.


The applicant will have a solid understanding of:

Ø  Design & Implementation of Exchange 2010/2013/2016 Messaging Services (including hybrid) for at least 10000 mailboxes.

Ø  Migration from legacy versions of Exchange /  non-exchange systems such as Domino, Groupwise to Exchange 2010/2013/Office 365 Exchange Online

Ø  Strong Expertise on Microsoft Office365 - Exchange Online, Lync Online

Ø  Working experience on third party migration tools such as Quest/Binary Tree Tools

Ø  Playing multiple roles by being a technical lead/SME in the project and mentoring the team members, participating in knowledge transfer and technical workshop

Ø  Create detailed design, migration/transition documentation based on the messaging project requirements



Key technical skills required

The following are the mandatory requirements of infrastructure based solutions experience for this role:


Experience in the design, implementation of large scale solutions and platforms with the following technologies:

Ø  Experience and understanding of mail transport fundamentals (POP/IMAP/SMTP), including knowledge of DNS, Message Trace Tools, MX and SPF Records, Block Lists, SPAM, Email Filtering and Virus Protection.

Ø  Strong working knowledge of Internet Protocols, networking, mail delivery systems, SMTP, mail applications required.

Ø  Knowledge and detailed understanding of:

Ø  Windows DNS

Ø  MS Clustering


Ø  Networking (TCP/IP - Load Balancing - Firewall Rules)

Ø  Storage (NAS/SAN)

Ø  Virtualization Experience (VMware / Microsoft)

Ø  Implementation and Upgrade of Blackberry Enterprise Server

Ø  Knowledge of authentication mechanisms, network, and Security would be an advantage.


The annual salary for this position is between $130000 - $140000 depending on experience and other qualifications of the successful candidate.

This position is also eligible for Cognizant’s discretionary annual incentive program and stock awards, based on performance and subject to the terms of Cognizant’s applicable plans.

Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

  • Medical/Dental/Vision/Life Insurance
  • Paid holidays plus Paid Time Off
  • 401(k) plan and contributions
  • Long-term/Short-term Disability
  • Paid Parental Leave
  • Employee Stock Purchase Plan

Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.




Employee Status : Full Time Employee

Shift : Day Job

Travel : No

Job Posting : May 10 2024

About Cognizant

Cognizant (Nasdaq-100: CTSH) is one of the world's leading professional services companies, transforming clients' business, operating and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build and run more innovative and efficient businesses. Headquartered in the U.S., Cognizant is ranked 185 on the Fortune 500 and is consistently listed among the most admired companies in the world. Learn how Cognizant helps clients lead with digital at or follow us @USJobsCognizant.

Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.

Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

If you have a disability that requires a reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.

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Cognizant Technology Solutions


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