Senior Cybersecurity Architect - RMF/DoD ATO Lead

Leidos LLC; Beavercreek (OH); On-site; USD 110,000 - 140,000; Full time

Job summary

Leidos LLC in the United States is seeking a Cybersecurity Specialist to embed security concepts across the IT lifecycle, shaping secure architectures, software, and infrastructure for mission-critical systems. You will lead cybersecurity projects, develop requirements for product baselines, manage RMF artifacts, and coordinate with PMO and customer stakeholders to prioritize tasks.

This role demands strong analytical skills, effective communication, and the ability to operate across

Qualifications

• Bachelor's degree with 8+ years of relevant experience.
• Experience managing RMF artifacts and ATOs/IATTs.
• US citizenship with current secret clearance; Top Secret/SCI preferred.
• Ability to multi-task and lead cyber engineering teams.

Responsibilities

• Deliver cyber artifacts for the program on schedule.
• Lead cybersecurity efforts for software development projects.
• Develop cybersecurity requirements allocated to product baselines.
• Assess, document, and report on the cybersecurity posture of systems.
• Develop and implement cyber mitigation strategies.
• Coordinate with PMO and customer stakeholders to prioritize cybersecurity tasks.
• Monitor and report on cybersecurity project status to stakeholders.
• Configure IA scanning tools such as Nessus/SCAP in environments.

Skills

Cybersecurity

RMF

Team leadership

Communication

Agile

Education

Bachelor's degree

Tools

Nessus

SCAP

JIRA

Confluence

CISSP

Job description

Leidos LLC in the United States is seeking a Cybersecurity Specialist to embed security concepts across the IT lifecycle, shaping secure architectures, software, and infrastructure for mission-critical systems. You will lead cybersecurity projects, develop requirements for product baselines, manage RMF artifacts, and coordinate with PMO and customer stakeholders to prioritize tasks.

This role demands strong analytical skills, effective communication, and the ability to operate across