SeniorAdministrator - Postfix,Microsoft Message Queuing
India
Job Description
SeniorAdministrator - Postfix,Microsoft Message Queuing
Noida, Uttar Pradesh

Job Summary

SMTP Backbone Hands on experience working with Linux servers , Troubleshooting Login issues , connectivity issues , CPU and Memory utilization issues, patch management, Knowledge of Postfix / Send mail or any Linux based MTA configuration and management experience, ability to understand mail logs , mail flow transport rules , message re-writes , integration with Milters,security hardening. and SASL configuration files.

Key Responsibilities

1. Provide Advanced Technical Support By Diagnosing And Resolving Complex Incidents Related To Postfix/Sendmail And O365 Messaging Services, Ensuring Compliance With Quality Standards And Regulatory Requirements.
2. Perform Root Cause Analysis On Escalated Issues And Implement Effective Solutions To Address Technical And Security Challenges Within Agreed Service Level Agreements (Slas).
3. Conduct Knowledge Base Updates And Management Activities, Fostering A Culture Of Continuous Improvement By Training And Coaching Junior Analysts To Enhance Team Capabilities.
4. Collaborate With Cross-Functional Support Teams To Ensure Seamless Operations And Strengthen The Overall Security Posture Of Messaging Services.
5. Enhance Customer Experience By Achieving First Call Resolution, Minimizing Rejected Resolutions, And Proactively Addressing Potential Security Threats To Maintain High Customer Satisfaction (Csat) Levels.

Skill Requirements

1. Strong Knowledge Of Postfix And Sendmail Administration And Configuration.
2. Proficient In O365 Messaging Services, Including Troubleshooting And Support.
3. Solid Understanding Of Incident Management Processes And Root Cause Analysis Techniques.
4. Excellent Communication And Collaboration Skills To Work Effectively With Internal Teams And Customers.
5. Ability To Train And Mentor Junior Team Members, Fostering A Collaborative Learning Environment.

Other Requirements

1. Optional But Valuable Certifications: Microsoft Certified: Messaging Administrator Associate, Comptia Security+
Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 227,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending March 2026 totaled $14.7 billion.