Senior Cybersecurity Engineer RMF, Cloud & Incident Response

Nightwing Intelligence Solutions, LLC; Sterling (VA); On-site; USD 99,000 - 206,000; Full time

Benefits offered by this job

Medical insurance

Vision insurance

Dental insurance

401k plan

PTO

Holidays

Additional insurances

Job summary

Nightwing Intelligence Solutions, LLC is seeking a cybersecurity engineer to design, develop, and deploy advanced cybersecurity capabilities in the customer environment, supporting analysts and mission continuity.

Responsibilities include implementing security controls per NIST SP 800-53, securing infrastructure across Windows, macOS, Linux, and virtual environments, and managing container platforms with patching and image lifecycle.

Qualifications

• BS in Cyber Security or related degree or HS Diploma with 7+ years directly relevant experience.
• Active TS/SCI Secret clearance.
• Must be able to obtain DHS Suitability.
• 6+ years of directly relevant experience in cybersecurity engineering.
• Experience with NIST 800-53, RMF.
• Experience with AWS security.
• Experience with Splunk, Trellix and Nessus/Tenable.

Responsibilities

• Lead implementation and maintenance of security controls aligned with NIST SP 800-53 and organizational requirements.
• Designing and sustaining secure infrastructure solutions across Windows, macOS, Linux/Unix, and virtual environments.
• Integrating and managing applications within container platforms, ensuring patching, hardening, and secure image lifecycle.
• Implementing and validating access controls (RBAC/least privilege), privileged access management, backup/restore, and continuous monitoring.
• Monitoring platform security posture, report findings, and escalated risks as needed.
• Reviewing vulnerability assessments and prioritizing remediation using BOD 26-04 risk models.
• Directing remediation activities, coordinating with asset owners, and tracking progress to ensure compliance with federal timelines.
• Managing POA&M lifecycle, ensuring documentation and evidence support closure.
• Supporting ISSO with security reporting and continuous monitoring.
• Maintaining artifacts for ATO and control assessments, including configurations, scans, patch logs, inventories, and access reviews.
• Updating and enforcing vulnerability management procedures; ensure actions are documented and auditable.
• Identifying workflow improvements and staying current on relevant directives and best practices.

Skills

Cybersecurity engineering

NIST 800-53

RMF

AWS security

Splunk

Trellix

Nessus/Tenable

Education

BS Cyber Security or related degree

Tools

OpenShift

Ansible

Docker

Kubernetes

Job description

Nightwing Intelligence Solutions, LLC is seeking a cybersecurity engineer to design, develop, and deploy advanced cybersecurity capabilities in the customer environment, supporting analysts and mission continuity.

Responsibilities include implementing security controls per NIST SP 800-53, securing infrastructure across Windows, macOS, Linux, and virtual environments, and managing container platforms with patching and image lifecycle.