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Linux Systems and Email Infrastructure Engineer Job Opening In India, India – Now Hiring Persistent Systems


Job description

About Position:


We are seeking an experienced Email Infrastructure & Cloud Support Engineer to join our technical operations team.

This role is ideal for professionals with a strong background in Linux system administration and enterprise email environments, who can provide expert-level support and guidance to global clients.

You will be responsible for managing email systems, cloud integrations, authentication protocols, and infrastructure components, ensuring secure and reliable communication across platforms.


  • Role: Technical Support Linux & Email Security
  • Location: Pune
  • Experience: 4+ Years
  • Job Type: Full Time Employment


What You'll Do:


  • Provide technical support and professional services to enterprise clients, primarily in US/UK regions.
  • Administer and troubleshoot Linux systems and ensure optimal performance and security.
  • Manage and support Exchange Online, Microsoft 365, and G Suite environments.
  • Implement and maintain email authentication protocols including DMARC, SPF, and DKIM.
  • Work with Proofpoint and other email security solutions to safeguard enterprise communications.
  • Handle protocols such as SMTP, IMAP, and HTTP(S), and apply knowledge of RFC 822 and Sendmail.
  • Integrate and manage Directory Services like LDAP, Windows AD, and Azure AD.
  • Support authentication mechanisms including SAML for secure access control.
  • Troubleshoot and optimize networking components including TCP/IP, firewalls, routers, and overall topology.
  • Contribute to production support environments, ensuring high availability and rapid issue resolution.
  • Develop automation scripts using Perl, Python, or Shell to streamline operations and support tasks.


Expertise You'll Bring:


  • 5+ years of experience in customer-facing technical roles such as professional services or technical support.
  • Strong proficiency in Linux system administration and enterprise email systems.
  • Hands-on experience with Microsoft 365, Exchange Online, and G Suite.
  • Deep understanding of email authentication protocols (DMARC, SPF, DKIM).
  • Familiarity with Proofpoint and other email security platforms.
  • Solid grasp of Internet protocols (SMTP, IMAP, HTTP/S) and email standards (RFC 822, Sendmail).
  • Experience with Directory Services (LDAP, Windows AD, Azure AD) and SAML authentication.
  • Strong foundation in networking fundamentals including TCP/IP, firewalls, and routing.
  • Excellent communication skills, especially in supporting international clients.
  • Experience in production supports environments with a focus on reliability and performance.
  • Scripting skills in Perl, Python, or Shell (preferred).


Benefits:


  • Competitive salary and benefits package
  • Culture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications
  • Opportunity to work with cutting-edge technologies
  • Employee engagement initiatives such as project parties, flexible work hours, and Long Service awards
  • Annual health check-ups
  • Insurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents


Values-Driven, People-Centric & Inclusive Work Environment:


Persistent Ltd.

is dedicated to fostering diversity and inclusion in the workplace.

We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference.

We welcome diverse candidates from all backgrounds.


  • We support hybrid work and flexible hours to fit diverse lifestyles.
  • Our office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.
  • If you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment


Let’s unleash your full potential at Persistent


“Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.”

Required Skill Profession

Computer Occupations


  • Job Details

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Unlock Your Linux Systems Potential: Insight & Career Growth Guide


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The Work Culture

An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at Persistent Systems adheres to the cultural norms as outlined by Expertini.

The fundamental ethical values are:

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Interview Tips for Linux Systems and Email Infrastructure Engineer Job Success

Persistent Systems interview tips for Linux Systems and Email Infrastructure Engineer

Here are some tips to help you prepare for and ace your Linux Systems and Email Infrastructure Engineer job interview:

Before the Interview:

Research: Learn about the Persistent Systems's mission, values, products, and the specific job requirements and get further information about

Other Openings

Practice: Prepare answers to common interview questions and rehearse using the STAR method (Situation, Task, Action, Result) to showcase your skills and experiences.

Dress Professionally: Choose attire appropriate for the company culture.

Prepare Questions: Show your interest by having thoughtful questions for the interviewer.

Plan Your Commute: Allow ample time to arrive on time and avoid feeling rushed.

During the Interview:

Be Punctual: Arrive on time to demonstrate professionalism and respect.

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Turn Off Phone: Avoid distractions during the interview.

Final Thought:

To prepare for your Linux Systems and Email Infrastructure Engineer interview at Persistent Systems, research the company, understand the job requirements, and practice common interview questions.

Highlight your leadership skills, achievements, and strategic thinking abilities. Be prepared to discuss your experience with HR, including your approach to meeting targets as a team player. Additionally, review the Persistent Systems's products or services and be prepared to discuss how you can contribute to their success.

By following these tips, you can increase your chances of making a positive impression and landing the job!

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