Actively Hiring

Calix Off Campus Drive 2026 – Hiring Graduate Trainee – Cyber Security

Calix

Bangalore

4.5 LPA

Fulltime

Onsite

2025 Batch

Apply before Apr 02, 2026

13 days left

About This Role

Calix is seeking a highly motivated and talented Graduate Trainee to join their Cyber Security team. As a Graduate Trainee, you will collaborate with the security engineering and threat intelligence teams to support the development, validation, and research of network intrusion detection capabilities.

Key Responsibilities: You will work closely with threat researchers and security engineers to analyze network-based attacks and generate detection logic. You will also participate in the development of internal tools to improve research workflows and automation in Python.

Company Overview: Calix is a leading provider of broadband communications access systems and software. Our innovative solutions enable service providers to deliver high-quality voice, data, and video services over copper and fiber networks.

Requirements

Graduated or pursuing final year of Bachelor’s or Master’s degree in Computer Science, Information Technology, Networking, or Cyber Security
Strong understanding of Computer Networking, TCP/IP Protocol Stack, OSI Model, and Intrusion Detection Systems (IDS)
Familiarity with Cyber Threat Intelligence, MITRE ATT&CK, and common malware delivery methods
Programming knowledge, preferably in Python; ability to automate analysis or write small utilities
Comfortable working with both Linux and Windows operating systems
Familiar with tools like Wireshark, Suricata, Snort, tcpdump, etc.
Strong communication skills, keen attention to detail, and excellent research aptitude

Responsibilities

Collaborate with threat researchers and security engineers to analyze network-based attacks and generate detection logic
Perform packet-level analysis using PCAPs and tools like Wireshark or Zeek
Assist in developing and testing detection signatures for IPS/NIDS systems
Participate in the development of internal tools to improve research workflows and automation in Python
Conduct open-source intelligence (OSINT) gathering for emerging threats, indicators of compromise (IoCs), and TTPs
Support creation of technical documentation, threat reports, and playbooks
Engage in technical discussions during all phases of the threat research and signature development lifecycle

About Calix

Calix is a leading provider of broadband communications access systems and software. Our innovative solutions enable service providers to deliver high-quality voice, data, and video services over copper and fiber networks.

Disclaimer: This job has been aggregated from public sources to help students discover opportunities. We do not represent Calix. Any solicitation calls or payment requests are not from us.

Posted 12 hours ago

Application Deadline

Apr 02, 2026

13 days left

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