Senior Information Security Manager - RMF & ATO Expert

Node.Digital LLC; Arlington, Northern (VA, KY); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Node.Digital LLC in Arlington, VA is seeking an Information Systems Security Specialist/Manager to lead RMF lifecycle, assist leadership, and coordinate security for DoD-grade systems. Active TS/SCI clearance is required; U.S. citizenship required.

The role emphasizes risk management, ATO processing, security controls, incident response, and collaboration with ISSM and CISO across locations. Strong RMF, ATO, CND, and lab security knowledge is essential.

Qualifications

• 5+ years of directly relevant experience in information security management.
• Hands on experience with Linux operating systems or Amazon Web Services.
• Experience supporting the RMF / ATO process and contributing to a full ATO effort.
• Knowledge of RMF and A&A documentation (SSP, Contingency, Incident & Configuration Mgmt).
• Experience with security controls across hardware, software and network deployments.
• Familiarity with CND policies and network segmentation.
• Knowledge of authentication and access management techniques.
• Proficiency with Microsoft Office suite (Word, Excel, PowerPoint, Visio).
• Ability to collaborate across locations and stakeholders.

Responsibilities

• Work as part of a team of IA professionals to manage the full RMF lifecycle for IT systems.
• Assist leadership on major tasks or technology assignments.
• Establish goals and plans that meet project objectives.
• Provide security management direction, methods and staffing to meet requirements.
• Participate in client negotiations and interface with senior management.
• Support risk analyses and decision-making for critical projects.
• Plan, coordinate and implement cybersecurity lab security.
• Help identify current security infrastructure and plan future programs.

Skills

InfoSec management

RMF/A&A

CND knowledge

IAM concepts

Network security

Security controls

ATO requirements

Office suite

Collaboration

Education

BS in Information Management / Cybersecurity / CS

High School Diploma + 7 years info security experience

Tools

Linux

AWS

CSAM

Xacta

Archer

RegScale

Nessus

Nmap

Burp Suite

CrowdStrike

CarbonBlack

Splunk

SOAR

ELK

Python

AWS CLI

PowerShell

Job description

Node.Digital LLC in Arlington, VA is seeking an Information Systems Security Specialist/Manager to lead RMF lifecycle, assist leadership, and coordinate security for DoD-grade systems. Active TS/SCI clearance is required; U.S. citizenship required.

The role emphasizes risk management, ATO processing, security controls, incident response, and collaboration with ISSM and CISO across locations. Strong RMF, ATO, CND, and lab security knowledge is essential.