Cybersecurity Engineer II: RMF & DoD Hardening

LSI, Inc.; Jacksonville (FL); On-site; USD 85,000 - 125,000; Full time

Job summary

LSI is seeking a Cybersecurity Engineer II to join our Jacksonville team. The role focuses on applying RMF to DoD information systems, maintaining alignment with NIST and DoD guidelines, and supporting DoD IT acquisition processes.

The position requires security-cleared readiness and collaboration with cross‑functional teams. The candidate will implement and verify security configurations for Windows 10 and RHEL systems, manage OS hardening, scripting, and imaging tasks, and leverage security

Qualifications

• Familiarity with DoD RMF applied to Information Systems.
• Must stay informed of cybersecurity regulatory guidelines (NIST/DoD).
• Knowledge of DoD IT acquisition and sustainment procedures (DFARS/NIST SP 800-171, 800-53, CMMC).
• Experience installing and configuring security settings for Windows 10 and Red Hat Enterprise Linux (or similar Unix).
• Demonstrated OS configuration management: scripting, deployment, and disk imaging/cloning.
• Experience with computer security software, whitelisting, AV, file integrity, and vulnerability tools.
• Excellent reading, writing, presentation, and communication skills.
• Ability to obtain a security clearance when required by the contract.

Skills

RMF knowledge

Regulatory awareness

Security configuration

Scripting & imaging

Security software expertise

Communication skills

Clearance eligibility

OS hardening

Education

Bachelor's degree in computer science or related field

Tools

Windows 10 security configuration

RHEL 7/8/9 security configuration

Job description

LSI is seeking a Cybersecurity Engineer II to join our Jacksonville team. The role focuses on applying RMF to DoD information systems, maintaining alignment with NIST and DoD guidelines, and supporting DoD IT acquisition processes.

The position requires security-cleared readiness and collaboration with cross‑functional teams. The candidate will implement and verify security configurations for Windows 10 and RHEL systems, manage OS hardening, scripting, and imaging tasks, and leverage security