InfoSec Engineer for Classified Systems

OSI Systems; Richardson (TX); On-site; USD 116,000 - 122,000; Full time

Job summary

OSI Systems, Inc. is seeking an Information System Security Engineer to support the secure operation of classified information systems, networks, and infrastructure.

The role emphasizes hands-on administration of Windows/Linux servers, virtual machines, and security documentation in a DoD/regulatory environment. The engineer will work with ISSOs, ISSMs, and program teams to ensure system availability, implement changes, and sustain the security posture across the environment.

Qualifications

• Bachelor's degree or equivalent in Cybersecurity/Information Technology.
• 5 years of related experience in information security or system administration.

Responsibilities

• Contribute to cybersecurity program implementation for classified systems.
• Configure, maintain, and document systems prior to/after ATO.
• Monitor security tools, logs, and vulnerability scans.
• Assist with vulnerability management, remediation tracking, and verification of actions.
• Develop and maintain SSPs, POA&Ms, and security policies.

Skills

Cybersecurity

Information Security

System Administration

DoD/Regulated Environments

NIST RMF/SP 800-53

Education

Bachelor's degree in Cybersecurity or related field

Tools

Windows

Linux

Virtual Machines

ATO/SSP Documentation

Job description

OSI Systems, Inc. is seeking an Information System Security Engineer to support the secure operation of classified information systems, networks, and infrastructure.

The role emphasizes hands-on administration of Windows/Linux servers, virtual machines, and security documentation in a DoD/regulatory environment. The engineer will work with ISSOs, ISSMs, and program teams to ensure system availability, implement changes, and sustain the security posture across the environment.