Information Systems Security Engineer SME

Leidos

Confirmed live 2 days ago High trust

Quick summary

Work type: On-site
Location: McLean, VABethesda, MD
Salary: $154,050–$278,475 / yr
Employment: Full-time
Posted: 13 days ago
Freshness: Confirmed live 2 days ago
Nearby: 99+ roles within 25 mi

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $171k

This role $216k

$111k $296k

below market most similar roles pay here above market

This role pays more than 85% of similar roles. Most pay $142,400–$199,175 — the blue band above. At the midpoint, this role pays about $216k versus about $171k for comparable roles.

Based on 240 similar postings.

Employer

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.

Leidos currently has 435 open roles on FindRole.

Listed pay typically runs $92,300–$166,850 across 351 roles with salary data.

Most-posted roles

View all roles at Leidos

At a glance

TL;DR · Information Systems Security Engineer SME

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The Information Systems Security Engineer (ISSE) SME joins the Intel Sector Analysis Solutions Business Area to design, develop, and implement secure information systems supporting mission operations. Working with multidisciplinary teams, the SME integrates security controls, performs vulnerability assessments, and maintains scanning tools to ensure system resilience against evolving threats. Key responsibilities include conducting cybersecurity audits, managing Plans of Action and Milestones, and supporting the Risk Management Framework authorization process. The role requires integrating security tools into DevSecOps CI/CD pipelines and monitoring network security. Candidates must utilize technologies such as SIEM tools, AWS Inspector, Tenable Security Center, Rapid7 Nexpose, SonarQube, Fortify, or OWASP tools. Expertise in cryptography, authentication, and incident handling is essential for maintaining secure configurations and addressing vulnerabilities within complex mission software and signals intelligence environments.

Skills

DevSecOps CI/CD RMF SIEM SAST DAST AWS Oracle Cloud Google Cloud Platform Splunk Tenable Security Center Rapid7 Nexpose SonarQube Fortify OWASP Cryptography Vulnerability Assessment Incident Handling Configuration Management

What you'll do

Design, develop, and implement secure information systems to support mission operations.
Integrate security controls into DevSecOps CI/CD pipelines for continuous testing and monitoring.
Perform vulnerability scans using approved tools and generate reports on remediation progress.
Install, configure, and maintain security scanning and monitoring tools within system environments.
Conduct technical cybersecurity assessments and audits to identify non-compliance with regulatory requirements.
Support the Risk Management Framework (RMF) authorization process and manage Plans of Action and Milestones (POA&Ms).
Investigate and respond to cybersecurity incidents including network breaches and malware attacks.
Monitor system and network security using Security Information and Event Management (SIEM) tools.

What we're looking for

MS degree and 15 or more years of relevant experience, or additional years of experience substituted for a degree.
Must have an active TS/SCI with a Polygraph.
Experience conducting routine vulnerability scanning, providing reports to technical teams, and tracking remediation activities.
Experience reviewing security bulletins, threat intelligence, and vulnerability advisories to identify emerging attack techniques.
Experience monitoring system and network security using Security Information and Event Management (SIEM) tools.
Experience investigating and responding to cyber security incidents, including malware attacks and network breaches.
Experience auditing systems for compliance with secure configuration baselines and cybersecurity policies.
Experience using at least two vulnerability scanning tools, such as AWS Inspector, Tenable, Rapid7, SonarQube, Fortify, or OWASP.
At least 1 certification: CISSP, Splunk, Network+, Security+, OSCP, CEH, CASP+, or ISSEP.
Experience with DAST and SAST tools (preferred).
Experience using Splunk to create dashboards and security monitoring visualizations (preferred).
Familiarity with cloud computing platforms such as AWS, Oracle Cloud, or GCP (preferred).

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