Remote Associate Purple Team Security Researcher

ImmigrationGPT; United States; Remote; USD 55,000 - 70,000; Full time

Job summary

Cobalt Labs UK Limited is seeking an Associate Security Researcher to bridge the gap between defensive and offensive security. You will leverage a solid sysadmin background to build research environments and support high-level security research from the ground up.

You will assist in purple team exercises, perform data collection and log analysis, and contribute to documentation and internal knowledge bases. A structured growth path will evolve you toward deep offensive security research.

Qualifications

• Background in systems administration or IT operations.
• Strong security fundamentals and relevant certifications (Security+/CySA+/GSEC or OSCP underway).
• Understanding of penetration testing lifecycle and methodologies.

Responsibilities

• Set up research environments and lab infrastructure.
• Assist in purple team activities, documenting detection gaps and defenses.
• Perform data collection, log analysis, and initial vulnerability triage.
• Document research findings and maintain internal wikis.
• Grow from foundational tasks into advanced security research.

Skills

Sysadmin background

Security mindset

Pentesting awareness

US-based

EST/CST time zone

Education

Security+ / CySA+ / GSEC / OSCP (certification candidates)

Tools

Python

Bash

PowerShell

Job description

Cobalt Labs UK Limited is seeking an Associate Security Researcher to bridge the gap between defensive and offensive security. You will leverage a solid sysadmin background to build research environments and support high-level security research from the ground up.

You will assist in purple team exercises, perform data collection and log analysis, and contribute to documentation and internal knowledge bases. A structured growth path will evolve you toward deep offensive security research.