Principal Cybersecurity Engineer: Mission-Critical Defense

Leidos; Maryland; On-site; USD 154,000 - 278,000; Full time

Job summary

Leidos in the United States is seeking a Principal Cyber Security Engineer to join a small team providing IA Architecture Analysis and Security Engineering Support for NC3, COG, and senior leader communications. The ISSE will perform in a consultant-like role, offering technical knowledge, expertise and advice to our customer.

Active TS/SCI with polygraph is required. You will deliver risk assessments, architecture reviews, and guidance to mission partners, while leading efforts to design and

Qualifications

• Bachelor degree with 20+ years as ISSE or Systems Engineer on customer programs.
• CISSP and ISSEP required.
• Strong writing and briefing skills for DoD officials.
• Expertise with RMF, risk assessments, and network security.
• Experience with Zero Trust and Cloud technologies.

Responsibilities

• Deliver threat-informed cybersecurity products and risk assessments.
• Lead risk mitigation recommendations.
• Support design, implementation, and operation of real-time threat discovery/mitigation capabilities.
• Analyze candidate architectures against security requirements to identify gaps.
• Research emerging technologies to evaluate cybersecurity effectiveness.

Skills

Threat-informed security

Risk assessments

Architecture reviews

RMF expertise

CISSP/ISSEP

Education

B.S. in Computer Science / Information Assurance

Job description

Leidos in the United States is seeking a Principal Cyber Security Engineer to join a small team providing IA Architecture Analysis and Security Engineering Support for NC3, COG, and senior leader communications. The ISSE will perform in a consultant-like role, offering technical knowledge, expertise and advice to our customer.

Active TS/SCI with polygraph is required. You will deliver risk assessments, architecture reviews, and guidance to mission partners, while leading efforts to design and