The Role
The Cybersecurity SME will support ATO for DoD systems by evaluating security controls, ensuring compliance, and advising on cybersecurity policies.
Summary Generated by Built In
Cybersecurity Subject Matter Expert (SME) – Authorization & RMF
Security Clearance: DoD Secret (must be eligible for IT-I and IT-II)
Employment Type: Full-Time
Company: Nationwide IT Services (NIS)
Position Overview
Nationwide IT Services (NIS) is seeking a Cybersecurity Subject Matter Expert (SME) for a potential opportunity to support the Authorization (ATO) of Department of Defense (DoD) information systems. The ideal candidate will possess deep expertise in the Risk Management Framework (RMF), NIST security controls, and DoD cybersecurity policies, and will provide advisory and execution support for systems undergoing authorization.
This is a 100% remote opportunity.
Key Responsibilities
About Nationwide IT Services
Nationwide IT Services (NIS) is an IT and Management Consulting company and a CVE-verified Service-Disabled Veteran-Owned Small Business (SDVOSB). Our mission is to deliver value-added solutions by leveraging technology, skilled professionals, and industry best practices to support our government customers.
Benefits
Our comprehensive benefits package includes:
Nationwide IT Services, Inc. provides equal employment opportunities to all qualified applicants without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, genetics, disability, or protected veteran status.
Security Clearance: DoD Secret (must be eligible for IT-I and IT-II)
Employment Type: Full-Time
Company: Nationwide IT Services (NIS)
Position Overview
Nationwide IT Services (NIS) is seeking a Cybersecurity Subject Matter Expert (SME) for a potential opportunity to support the Authorization (ATO) of Department of Defense (DoD) information systems. The ideal candidate will possess deep expertise in the Risk Management Framework (RMF), NIST security controls, and DoD cybersecurity policies, and will provide advisory and execution support for systems undergoing authorization.
This is a 100% remote opportunity.
Key Responsibilities
- Serve as a cybersecurity Subject Matter Expert (SME) for the authorization of information systems and associated cybersecurity policies, procedures, and processes.
- Apply in-depth knowledge of the DoD Risk Management Framework (RMF) and Authorization to Operate (ATO) processes.
- Perform cybersecurity authorization activities or act as an SME supporting systems undergoing authorization.
- Assess and evaluate security controls in accordance with NIST SP 800-53.
- Analyze vulnerabilities, determine severity levels, and assess potential impacts on current or future system authorizations.
- Support authorization efforts for large, complex IT environments consisting of multiple enclaves, AIS applications, and outsourced IT services (e.g., DLA-scale environments).
- Brief senior leadership on authorization status, risks, findings, and recommendations.
- Ensure compliance with applicable DoD cybersecurity policies and standards.
- Minimum of five (5) years of relevant Certification & Accreditation (C&A) or RMF experience.
- Demonstrated experience with:
- Risk Management Framework (RMF)
- NIST C&A processes
- DoD cybersecurity environments
- Proven experience assessing security controls and conducting authorization reviews for large, complex organizations.
- Active DoD Secret clearance.
- Must be eligible for IT-I and IT-II designations.
- Certification meeting DoD 8570.01 IAT Level II requirements (for CERT personnel), such as:
- CompTIA Security+ CE
- CISSP
- CEH
- CNDSP–Analyst and/or Certified Ethical Hacker (CEH) certification preferred.
- CompTIA Security+ CE
- CISSP
- Microsoft certifications including:
- MCSA / MCSE
- MCITP (EDST, EDA, SA, EA)
- MCDST
- MCA / MCM
- Microsoft Windows Server (Directory Services)
- Windows 10
- AC & PHY SEC
About Nationwide IT Services
Nationwide IT Services (NIS) is an IT and Management Consulting company and a CVE-verified Service-Disabled Veteran-Owned Small Business (SDVOSB). Our mission is to deliver value-added solutions by leveraging technology, skilled professionals, and industry best practices to support our government customers.
Benefits
Our comprehensive benefits package includes:
- Medical, dental, and vision insurance
- Life and disability insurance
- 401(k) with employer match
- Paid holidays and PTO (vacation and sick leave)
- Commuter benefits
- Employee Assistance Program (EAP)
- Educational reimbursement
- Pet insurance
Nationwide IT Services, Inc. provides equal employment opportunities to all qualified applicants without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, genetics, disability, or protected veteran status.
Top Skills
Dod Cybersecurity Policies
Nist Security Controls
Risk Management Framework (Rmf)
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The Company
What We Do
Nationwide IT Services, Inc. (NIS) is designated 8(a) by the SBA, and a CVE verified Service Disabled Veteran Owned Small Business (SDVOSB) Information Technology (IT) and Management consulting company. NIS has been providing Information Technology Solutions, program management support services and subject matter expertise within the federal government since 2006. NIS works with each client to deploy a mission-specific solution that:
Complies with the Regulatory Environment
Captures the Client’s Mission, Vision & Values
Aligns Objectives with Deliverables
Applies Industry Best Practices
Creates Measurable, Sustainable Change.







