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This position was posted on April 18, 2026 and is likely no longer accepting applications. We've kept it here for historical reference. Check out the similar jobs below!

ICF International, Inc. logo

 Senior Security Engineer - Remote

Job Overview

Location

Reston, VA

Job Type

Full-time

Category

Cybersecurity

Date Posted

April 18, 2026

Full Job Description

📋 Description

  • Senior Security Engineer role focused on ensuring ICF's environments and applications meet Federal Security Standards, supporting secure product development and risk management.
  • Day-to-day responsibilities include performing SAST and DAST, creating threat models, assisting with incident response, documenting security plans, reviewing compliance policies, using tools like Nessus and AWS GuardDuty, applying cryptography, reviewing code, and hardening Linux and cloud infrastructure.
  • ICF is a global advisory and technology services provider that combines expertise with technology to solve complex client challenges, operating as an equal opportunity employer with a commitment to workplace inclusivity and reasonable accommodations.
  • The role offers opportunities to lead security initiatives, deepen expertise in federal compliance (NIST 800-53, DoD STIGs), influence secure architecture, and grow as a trusted advisor to technical teams and leadership in a consulting environment.

Skills & Technologies

Python
AWS
Azure
GCP
Linux
Senior
Remote
Degree Required

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ICF International, Inc. logo
ICF International, Inc.
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About ICF International, Inc.

Global advisory and technology services provider delivering strategy, analytics, and digital transformation to government and commercial clients. Core capabilities span energy, environment, health, education, and cybersecurity, integrating data science, policy expertise, and implementation support. Founded in 1969, publicly traded on NASDAQ as ICFI, with 9,000+ employees across more than 80 offices worldwide.

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