Cyber Security InfoSec Engineer - $174K – $188K

RCT Systems•Reston, VA

3d•Onsite

About The Position

This is a senior-level Cybersecurity position supporting highly secure, cloud-based systems in Reston. The role focuses on securing AWS infrastructure and applications within a classified environment. The ISSE is responsible for integrating and maintaining security throughout the system lifecycle, including applying and assessing NIST SP 800-53 controls, supporting RMF / A&A processes using NIST SP 800-37, implementing secure configurations using Defense Information Systems Agency STIGs and CIS benchmarks, performing vulnerability scans, CVE analysis, and remediation, monitoring and securing AWS cloud infrastructure, participating in architecture/security design discussions, and creating and maintaining security documentation and accreditation artifacts. Typical daily work includes attending Agile scrum meetings and tracking Jira tasks, reviewing system changes for security impact, leading or assisting with security scans, analyzing vulnerabilities and recommending mitigations, participating in technical exchange meetings (TEMs), and supporting continuous monitoring and compliance efforts.

Requirements

Linux command line administration
TS/SCI with Polygraph
Scripting/programming with BASH and Python
Networking fundamentals (routing, subnets, VPNs, firewalls, ports)
AWS cloud environments
Agile workflows
Security standards/frameworks: NIST 800-53
NIST 800-160
DISA STIGs
CVE management
RMF tools/processes

Nice To Haves

Certifications such as CISSP or AWS security certifications
Infrastructure as Code experience using tools like Terraform or Ansible
Additional AWS cloud security experience

Responsibilities

Integrating and maintaining security throughout the system lifecycle
Applying and assessing NIST SP 800-53 controls
Supporting RMF / A&A processes using NIST SP 800-37
Implementing secure configurations using Defense Information Systems Agency STIGs and CIS benchmarks
Performing vulnerability scans, CVE analysis, and remediation
Monitoring and securing AWS cloud infrastructure
Participating in architecture/security design discussions
Creating and maintaining security documentation and accreditation artifacts
Attending Agile scrum meetings and tracking Jira tasks
Reviewing system changes for security impact
Leading or assisting with security scans
Analyzing vulnerabilities and recommending mitigations
Participating in technical exchange meetings (TEMs)
Supporting continuous monitoring and compliance efforts