ISSO Cybersecurity Lead RMF & Classified Ops (Flexible PTO)

Lockheed Martin Corporation; Chelmsford (MA); On-site; USD 79,000 - 147,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Flexible work arrangements (e.g., 4x10

401(k) match

PTO & Holidays

Parental Leave

EAP

FSAs

Life Insurance

Short-Term Disability

Long-Term Disability

Job summary

Lockheed Martin Corporation is seeking an Information Systems Security Officer (ISSO) in Chelmsford, MA to oversee daily security operations, ensure RMF compliance, and protect critical government systems. You will administer security controls, coordinate audits, and implement risk-based improvements within a fast-paced, defense-focused program.

The role requires a Secret clearance, a related degree, and experience with Windows/Linux security, RMF artifacts, and industry tools.

Qualifications

• Ability to obtain and maintain a Secret clearance.
• DoD 8570/8140 IAT Level II baseline certification.
• Knowledge of RMF and NIST 800-53 controls.
• Experience auditing classified information systems.

Responsibilities

• Oversee day-to-day information system security operations and RMF package authorizations.
• Perform technical administration of IS in line with RMF requirements.
• Maintain and analyze security events; respond to incidents.
• Document compliance actions with ISSM and perform risk assessments.
• Ensure CM and security configurations are maintained.

Skills

Security clearance

RMF

NIST 800-53

Windows & Linux

Education

Bachelor's degree in Cybersecurity or related discipline

Tools

Splunk

Nessus/Tenable/ACAS

STIGViewer/SCAP

McAfee ePO

Job description

Lockheed Martin Corporation is seeking an Information Systems Security Officer (ISSO) in Chelmsford, MA to oversee daily security operations, ensure RMF compliance, and protect critical government systems. You will administer security controls, coordinate audits, and implement risk-based improvements within a fast-paced, defense-focused program.

The role requires a Secret clearance, a related degree, and experience with Windows/Linux security, RMF artifacts, and industry tools.