Information Security Systems Engineer

Leidos; Columbia (MD); On-site; USD 148,000 - 270,000; Full time

Job summary

Join a leading company as an Information Security Systems Engineer, where you'll engage in security engineering and compliance efforts within the National Security Sector. This role offers competitive pay and extensive benefits, including flexible schedules and training support. Ideal candidates will have significant experience in security assessments and a strong background in information assurance.

Benefits

Paid Time Off

401K with a 6% match

Flexible Schedules

Stock Purchase Plans

Training Support

Parental Leave

Qualifications

• 15+ years of experience as an ISSE or Network Engineer.
• CASP or CISSP certification required.

Responsibilities

• Perform technical security assessments to identify vulnerabilities.
• Design and implement IA and security systems.
• Support security architecture development.

Skills

Security Assessment

Risk Analysis

Technical Writing

Education

Bachelor’s degree in Computer Science

Tools

NIST SP 800 Series

DoD 8500

Job description

Join to apply for the Information Security Systems Engineer role at Leidos.

Get AI-powered advice on this job and more exclusive features.

This range is provided by Leidos. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$148,850.00/yr - $269,075.00/yr

Description

Leidos has an exciting opportunity for a Sr. Information Systems Security Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our team specializes in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. We offer competitive benefits including Paid Time Off, 11 paid Holidays, 401K with a 6% match, Flexible Schedules, Stock Purchase Plans, Training Support, Parental Leave, and more. Join us to make a difference in National Security.

Primary Responsibilities

• Perform or review technical security assessments to identify vulnerabilities and ensure compliance with IA standards.
• Design, develop, implement, and integrate IA and security systems for networking, computing, and enclave environments.
• Build IA into operational systems.
• Assist architects and developers in implementing security features aligned with agency policies.
• Support security architecture development.
• Enforce trusted relations among external systems.
• Assess and mitigate security threats throughout the system lifecycle.
• Contribute to security planning, risk analysis, certification, and awareness activities.
• Review C&A documentation for completeness and compliance.

Clearance Required

Minimum TS/SCI with ability to obtain Polygraph.

Qualifications

• Bachelor’s degree in Computer Science, Information Assurance, or related field with 15+ years of experience as an ISSE or Network Engineer.
• CASP or CISSP certification required.
• CISSP-ISSEP DoD 8570 baseline certification required for Level III.
• Strong writing skills and experience in security requirements and gap analysis.
• Knowledge of NIST SP 800 Series, CNSSI 1253, and DoD 8500.
• Experience with network protocols and architectures.

Additional Details

Original posting date: April 28, 2025.

Pay range: $148,850.00 - $269,075.00. Compensation depends on responsibilities, education, experience, and other factors.

Job Details

• Seniority level: Mid-Senior level
• Employment type: Full-time
• Job function: Information Technology
• Industries: IT Services and Consulting

Referrals can double your chances of interview success. Get notified about similar jobs in Columbia, MD and nearby areas.