Peraton · 7 hours ago
Lead Security Engineer
Washington, DC
Full-time
Onsite
Senior Level, Lead/Staff
$104K/yr - $166K/yr
8+ years expPeraton is a next-generation national security company that drives missions of consequence. The Lead Security Engineer will strengthen the protection, compliance, and Zero Trust maturity of enterprise infrastructure supporting the Securities and Exchange Commission (SEC), collaborating with various teams to secure identity services and ensure compliance with federal cybersecurity standards.
Information TechnologyRobotics
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Lead security engineering initiatives aligned with SEC Zero Trust strategy, OMB M-22-09, and federal cybersecurity frameworks
Manage and enhance Microsoft Entra ID (Azure AD) identity services, including authentication, authorization, conditional access, directory synchronization, and identity governance
Design, implement, and maintain Role-Based Access Control (RBAC) frameworks enforcing least privilege and compliance requirements
Develop and maintain automated RBAC and access provisioning workflows to ensure accurate, real-time entitlement management
Oversee Active Directory infrastructure, including domain operations, Group Policy Objects (GPOs), identity lifecycle management, and secure hybrid integrations
Monitor and analyze security events using Splunk; partner with SOC teams to identify threats, perform root cause analysis, and recommend remediation
Enforce device-level Zero Trust compliance across identity, network, application, and data layers with automated validation and remediation
Lead secure infrastructure migration efforts and support CI/CD pipelines, DevOps tooling, documentation, and knowledge transfer activities
Qualification
Required
Bachelor's degree with 8+ years of relevant experience, or a High School Diploma with 12+ years of experience
8+ years of experience in security engineering, identity management, or enterprise infrastructure security
5+ years supporting Zero Trust, identity services, or security operations in large enterprises or federal environments
Hands-on expertise with Microsoft Entra ID / Azure AD, conditional access, RBAC design, and identity lifecycle management
Strong experience with Active Directory, GPOs, authentication protocols, and secure directory integrations
Experience using Splunk or similar SIEM tools for event analysis, SOC collaboration, and incident response
Working knowledge of Zero Trust architecture, automated access controls, and OMB M-22-09 compliance
Familiarity with immutable infrastructure, CI/CD pipelines, DevOps practices, and secure configuration baselines
Excellent communication skills with the ability to work across technical teams and federal leadership
Ability to work full-time on-site at SEC Headquarters in Washington, DC
Must be a U.S. Citizen
Must be able to obtain and maintain the required agency clearance
Preferred
Degree in Cybersecurity, Engineering, or a related field
Preferred certifications: Security+, Azure Security Engineer (AZ-500), Certified Identity and Access Manager (CIAM), Splunk Power User/Admin, CISSP, ITIL v4 Foundation
Experience with MFA/FIDO2, Zero Trust solutions, automated provisioning tools, and secure DevOps pipelines
Familiarity with SIEM, SOAR, vulnerability management, and cloud security configuration frameworks
Benefits
Medical
Dental
Vision
Life
Health savings account
Short/long term disability
EAP
Parental leave
401(k)
Paid time off (PTO) for vacation
Company paid holidays
Company
Peraton
Peraton Fearlessly solving the toughest national security challenges.
10001+ employees
Funding
Current Stage
Late StageLeadership Team
Thomas Terjesen
Chief Information Officer
Recent News
Washington Technology
2026-01-22
2025-09-25
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