System Engineer

• Type: Full-Time
• Location : Kochi, Kerala, India (Hybrid / Onsite)
• Salary: Competitive

About The Role

We are looking for a proactive and technically skilled System Engineer with 2–4 years of experience to support and maintain our hybrid IT infrastructure. The ideal candidate will assist in managing Windows and Linux servers, web servers, databases, email infrastructure, and cloud environments while ensuring high availability, security, and operational efficiency.

The role involves collaborating closely with Development, Client Support, and Operations teams to ensure smooth deployment and uninterrupted functioning of business-critical applications and email platforms.

Key Responsibilities

• Server & Infrastructure Administration
• Administer and maintain Windows Server (2016/2019/2022) and Linux (Ubuntu/RHEL/CentOS) environments in cloud and different hosting providers.
• Configure and manage web servers including IIS, Nginx, and Caddy.
• Install, renew, and troubleshoot SSL/TLS certificates.
• Manage DNS records including A, CNAME, MX, SPF, DKIM, and DMARC.
• Monitor server health, storage, performance, and security, backup, restore, disaster recovery and perform routine maintenance activities.
• Email Infrastructure Support
• Support and maintain enterprise email delivery infrastructure, including PowerMTA and Rspamd.
• Assist in managing IP reputation, reverse DNS (PTR), SPF, DKIM, and DMARC configurations.
• Troubleshoot email delivery issues, API connectivity, and related infrastructure problems.
• Monitor email services to ensure high deliverability and availability.
• Database & Application Support
• Perform routine administration of Microsoft SQL Server, MySQL/MariaDB, and PostgreSQL databases.
• Execute database backups, monitor performance, and assist in troubleshooting database-related issues.
• Deploy and support web applications built using .NET MVC, .NET Core, PHP, Node.js, and React.
• Maintain scheduled jobs, automation scripts, and server-side utilities.
• Backup & Disaster Recovery
• Execute and monitor scheduled backups for servers, databases, and application files.
• Verify backup integrity and participate in periodic restoration testing.
• Assist in implementing disaster recovery procedures and documentation.
• Technical Support & Operations
• Provide Level 2 technical support for infrastructure, server, and application-related issues.
• Participate in infrastructure upgrades, patch management, and system monitoring activities.
• Manage and update support tickets using Jira Service Management or similar platforms.
• Maintain technical documentation, SOPs, and system inventory.

Required Technical Skills & Qualifications

Core Infrastructure

• Windows Server Administration (2016/2019/2022)
• Linux Administration (Ubuntu/RHEL/CentOS)
• IIS, Nginx, and Caddy Web Servers
• Basic knowledge of Active Directory and Group Policy
• DNS, SSL/TLS Certificates, Domain Management
• Cloud Infrastructure management.

Email Infrastructure

• Basic to intermediate knowledge of PowerMTA, Rspamd, and SMTP services
• Understanding of SPF, DKIM, DMARC, reverse DNS, and email deliverability concepts
• Familiarity with IP reputation management is an added advantage

Databases

• Microsoft SQL Server
• MySQL/MariaDB
• PostgreSQL
• Backup and restore procedures
• Basic database performance troubleshooting

Scripting & Automation

• Basic knowledge of PowerShell, Bash, Python, PHP, and SQL scripting
• Experience in automating routine administrative tasks is preferred

Application Deployment

• Experience deploying or supporting applications developed in:
• .NET MVC
• .NET Core
• PHP
• Node.js
• React/Javascript languages
  

Soft Skills

• Strong analytical and troubleshooting abilities
• Good communication and documentation skills
• Ability to work independently and collaboratively within cross-functional teams
• Willingness to learn new technologies and adapt to changing infrastructure requirements

Preferred Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related discipline.
• Relevant certifications such as Microsoft, Red Hat, Linux, Azure, AWS, or other infrastructure certifications are an added advantage.
• Experience working with enterprise email marketing infrastructure or high-volume transactional email systems will be preferred but is not mandatory.

Why Join Caspar Technologies?

• Work on impactful analytics initiatives with global exposure
• Collaborate with talented professionals across functions and regions
• Gain practical experience with real business datasets and challenges
• Accelerate your learning and career growth in analytics and data science
• Be part of an innovative and collaborative work environment

How to Apply

Send your updated resume and GitHub/portfolio link to

[email protected]

with the subject line: "Application for System Engineer - [Your Name]" If you're excited about working with modern tech stacks and challenging projects, we’d love to hear from you!