Senior DoD ISSE III — Top Secret, On‑Site Role

Intuit, Inc.; Lincoln (MA); On-site; USD 175,000 - 200,000; Full time

Benefits offered by this job

Competitive compensation

Healthcare options

401(k) retirement plan

Paid leave

Life insurance

Telehealth services

Professional development

Leadership access

Job summary

AgileEdge Defense LLC is seeking a Senior Information System Security Engineer (ISSE) III to support USAF Special Programs at Hanscom Air Force Base. You will provide senior cybersecurity engineering guidance across DoD acquisition, systems engineering, and sustainment activities, ensuring secure information systems throughout their lifecycle.

The role requires deep RMF expertise, experience with NIST SP 800-53, DISA STIGs, and collaboration with government leaders, program managers, and

Qualifications

• Bachelor's degree in cybersecurity, computer science, information technology, engineering, or equivalent experience.
• Senior-level experience in information systems security engineering or DoD program support.
• Experience implementing and evaluating cybersecurity requirements for DoD information systems.
• Working knowledge of NIST SP 800-53, DoD RMF, DISA STIGs, and cybersecurity authorization.
• Experience developing RMF authorization packages and security documentation.
• Ability to assess technical security risks and propose engineering solutions.
• Strong collaboration with multidisciplinary teams and stakeholders.
• U.S. citizenship and active DoD Top Secret clearance.

Responsibilities

• Provide senior-level ISSE support throughout the DoD lifecycle.
• Develop and implement cybersecurity architectures and system security requirements.
• Support RMF activities including security control selection and authorization.
• Develop and maintain SSPs, POA&Ms, and related artifacts.
• Conduct vulnerability assessments and risk evaluations.
• Apply DISA STIGs and DoD cybersecurity policies.
• Support ATO activities and continuous monitoring.
• Evaluate system architectures for cybersecurity compliance and risk.
• Coordinate with ISSMs, ISSOs, engineers, and program managers.
• Review contractor deliverables and provide cybersecurity recommendations.
• Support security reviews, CM activities, and remediation planning.
• Prepare assessments, briefings, risk reports for leadership.

Skills

RMF implementation

NIST SP 800-53

Cybersecurity architecture

Vulnerability remediation

Stakeholder coordination

DoD cybersecurity

Top Secret clearance

Communication skills

Education

Bachelor's degree in CS/IT/Engineering

Tools

eMASS

ACAS

SCAP

STIG Viewer

Job description

AgileEdge Defense LLC is seeking a Senior Information System Security Engineer (ISSE) III to support USAF Special Programs at Hanscom Air Force Base. You will provide senior cybersecurity engineering guidance across DoD acquisition, systems engineering, and sustainment activities, ensuring secure information systems throughout their lifecycle.

The role requires deep RMF expertise, experience with NIST SP 800-53, DISA STIGs, and collaboration with government leaders, program managers, and