Senior ISSO/CPSO — Cyber Security & Intelligence

L3Harris Technologies, Inc.; Palm Bay (FL); On-site; USD 110,000 - 150,000; Full time

Job summary

L3Harris is seeking a Senior Specialist, Information Systems Security Officer (ISSO) to support Space and Mission Systems in Palm Bay, FL. You will implement and oversee security for classified systems per government directives and corporate policies.

Responsibilities include RMF tasks, SIPR connectivity, GPOs, BitLocker, and Splunk reviews, with a focus on secure facilities and incident coordination. Strong experience in Windows and Linux environments is required.

Qualifications

• Bachelor’s degree with 6+ years in security or related field; or graduate degree with 4+ years; or 8+ years in lieu of degree.
• Strong Windows OS administration experience in secure or regulated environments.
• Experience with SIPR connectivity and secure systems.

Responsibilities

• Provide on-site ISSO support for classified systems and audits.
• Establish and maintain SIPR connectivity and secure operations.
• Perform RMF continuous monitoring tasks and prepare SSPs/POA&Ms.
• Manage GPOs, BitLocker, and system hardening per STIGs.
• Conduct log analysis with Splunk and support vulnerability remediation.

Skills

Windows administration

SIPR connectivity

Redhat Linux

DISS

JADE

STIG hardening

BitLocker encryption

RMF documentation

Nessus

Splunk SIEM

Education

Bachelor’s degree

Tools

DISS

JADE

Splunk SIEM

Nessus

EvaluateSTIG

Job description

L3Harris is seeking a Senior Specialist, Information Systems Security Officer (ISSO) to support Space and Mission Systems in Palm Bay, FL. You will implement and oversee security for classified systems per government directives and corporate policies.

Responsibilities include RMF tasks, SIPR connectivity, GPOs, BitLocker, and Splunk reviews, with a focus on secure facilities and incident coordination. Strong experience in Windows and Linux environments is required.