Senior InfoSec Systems Engineer – RMF/NIST, TS/SCI

Jobtome; Town of Henrietta (NY); On-site; USD 93,000 - 172,000; Full time

Benefits offered by this job

Health insurance

401(k) match

Paid time off

Job summary

L3Harris in Rochester, NY seeks an Information Security Systems Engineer to design, implement, and sustain security solutions for National Security Systems. You will work with RMF, NIST SPs, CNNSI, JSIG, and FIPS to certify systems, collaborating with developers and vendors to secure complex environments.

On-site role requiring TS/SCI clearance, with duties spanning risk management, vulnerability analysis, and secure CI/CD integration. Strong technical and communication skills are essential.

Qualifications

• Bachelor’s degree and 6+ years relevant experience, or graduate degree with 4+ years.
• Active TS/SCI clearance required.
• DoD 8140 IASAE Level 1 or 2 certification preferred.

Responsibilities

• Define and implement RMF-based security controls for National Security Systems.
• Develop System Security Plans, RMF artifacts, and security documentation.
• Assess and monitor security controls; support STIG and CNNSI/JSIG compliance.
• Collaborate with developers and vendors on secure architectures and CI/CD.
• Maintain on-premises and cloud security architectures; ensure accreditation readiness.

Skills

Active TS/SCI Clearance

RMF/NIST expertise

DevSecOps CI/CD

Education

Bachelor’s Degree

Graduate Degree

In lieu of degree: 10 years experience

Tools

Tenable Nessus

Splunk

Fortify/Coverity

Gitlab

Job description

L3Harris in Rochester, NY seeks an Information Security Systems Engineer to design, implement, and sustain security solutions for National Security Systems. You will work with RMF, NIST SPs, CNNSI, JSIG, and FIPS to certify systems, collaborating with developers and vendors to secure complex environments.

On-site role requiring TS/SCI clearance, with duties spanning risk management, vulnerability analysis, and secure CI/CD integration. Strong technical and communication skills are essential.