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Security Engineer - Senior

Job in Chantilly, Fairfax County, Virginia, 22021, USA
Listing for: Accenture Federal Services
Full Time position
Listed on 2026-10-16
Job specializations:
  • IT/Tech
    Cybersecurity, Network Security
Salary/Wage Range or Industry Benchmark: 140000 - 190000 USD Yearly USD 140000.00 190000.00 YEAR
Job Description & How to Apply Below

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations.

Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to Work, we offer a collaborative and caring community where you feel like you belong and are empowered to grow, learn and thrive through hands-on experience, certifications, industry training and more.

Join us to drive positive, lasting change that moves missions and the government forward!

Who you'll be:

We are seeking a Senior Security Engineer to secure enterprise applications, cloud environments, and critical infrastructure. This role involves advancing the organization's security posture through proactive monitoring, threat detection, incident response, and continuous improvement initiatives. The ideal candidate will lead security engineering efforts across multiple systems, design and implement security controls, support cloud-based platforms, and provide technical mentorship while ensuring compliance with security policies and organizational cybersecurity requirements.

What

you'll do:
  • Secure applications, cloud platforms, networks, and enterprise infrastructure.
  • Lead incident response, cyber resiliency, vulnerability management, and threat detection efforts.
  • Design and implement security controls and support cloud-based platforms such as AWS, Azure, or Google Cloud.
  • Utilize security monitoring, logging, SIEM, and alerting tools effectively.
  • Develop security policies, procedures, and technical documentation.
  • Provide technical mentorship and ensure alignment with defense‑in‑depth principles and security policies.
  • Engage in multi‑model and multi‑modality orchestration, including advanced AI implementations and data architecture.
  • Manage enterprise infrastructure and cross‑domain solutions, including air‑gapped and hybrid environments.
  • Develop and integrate applications with modern programming languages and frameworks.
What you need:
  • US Citizen with a Top Secret Clearance
  • Bachelor's degree required.
  • Minimum 8 years of experience in securing applications, cloud platforms, networks, and enterprise infrastructure.
  • Experience with cloud technologies such as AWS, Azure, or Google Cloud.
  • Proficiency with security monitoring, logging, SIEM, and alerting tools.
  • Strong understanding of network security, encryption, authentication, and access control technologies.
  • Experience developing security policies, procedures, and technical documentation.
Position Requirements
10+ Years work experience
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