Senior Information Systems Security Engineer

ECS Corporate Services; Washington (District of Columbia); On-site; USD 120,000 - 170,000; Full time

Job summary

ECS Corporate Services is seeking a Senior Information Systems Security Engineer to support a mission-critical federal cybersecurity program in the National Capital Region or Huntsville, Alabama. The role focuses on Security Assessment and Authorization, RMF execution, technical control implementation, security assessment, and risk-based decision support for federal information systems.

Coordination with system owners, ISSOs, ISSMs, engineering teams, program leadership, and authorization

Job description

Position Overview

ECS is seeking an experienced Senior Information Systems Security Engineer to support a mission-critical federal cybersecurity program in the National Capital Region or Huntsville, Alabama. This role provides senior-level cybersecurity engineering support for Security Assessment and Authorization, Risk Management Framework execution, technical control implementation, security assessment, continuous monitoring, vulnerability remediation, audit readiness, and risk management for federal information systems. This position is contingent upon contract award. The selected candidate will coordinate with system owners, ISSOs, ISSMs, engineering teams, program leadership, and authorization stakeholders to strengthen authorization package quality, reduce technical control gaps, improve evidence completeness, and support timely, defensible risk-based decisions. Depending on assignment, the ISSE3 may support division-level security engineering, resource and project coordination, or new cloud technology security activities.