Senior Cybersecurity Auditor

Job Type

Full-time

Nex Gen Data Systems is seeking a detail-oriented Senior Cybersecurity Auditor to provide rigorous network protocol auditing, boundary defense compliance tracking, and formal configuration control representation for USTRANSCOM. The scope of this project is to manage the lifecycle risk of network infrastructure interfaces, validating compliance against strict federal security boundaries across the combatant command enterprise.

The Cybersecurity Auditor - Senior will serve as the technical expert for the DoD Ports, Protocols, and Services Management (PPSM) registry, evaluating inbound/outbound connection requests and analyzing active firewall matrices to prevent unauthorized network entry.

• Manage the lifecycle risk posture of enterprise network interfaces, registering combatant command systems into the official DoD PPSM repository.
• Provide expert technical representation and advisory support during high-level Configuration Control Board (CCB) and Technical Advisory Group (TAG) meetings.
• Perform advanced boundary defense mechanism audits, reviewing live firewall rule sets to find hidden compliance policy violations.
• Conduct complex technical port vulnerability assessments, ensuring all network transaction configurations map cleanly to authorized enclaves.
• Compile and deliver high-fidelity Boundary Compliance and PPSM Metrics Reports within 3 business days of any major architectural change request.
• Verify that active network transport layers comply with DISA Network Infrastructure Security Technical Implementation Guides (STIGs).
• Collaborate across the Joint Deployment and Distribution Enterprise (JDDE) to resolve cross-domain protocol registration issues.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Desired/

Required Skills:

• Clearance Required:
  
  Active Department of Defense Top Secret/SCI (Tier 5 Investigation) required.
• Location:
  
  On-site at Scott Air Force Base (AFB), IL.
• Education:
  
  Bachelor's degree in Computer Science/Engineering OR 5 years’ experience with a technical certification.
• REQUIRED Cyber Baseline:
  Active DoD 8570.01-M / DoDM 8140 IAT Level II or higher certification (e.g., Security+ CE, CySA+, or CISA).
• REQUIRED Computing Environment:
  Active DoD PPSM Registry Administrator training qualification or equivalent network auditing credential.
• REQUIRED Foundational
  
  Qualification:
  
  Defense Cyber Crime Center (DC3) Cyber 101 course completion.
• 6–9 years’ relevant network auditing, firewall administration, or protocol compliance experience.
• Clear, deep understanding of network transport concepts: TCP/IP, HTTP, SMTP, SNMP, DNS, DHCP, and secure routing protocols.
• Strong familiarity with DISA Ports, Protocols and Services category classification tables and boundary defense reference architectures.

Nex Gen Data Systems is an emerging technologies focused company providing expert systems and network engineering solutions to the Department of Defense. Nex Gen Data Systems promotes a culture of knowledge and career advancement through continued learning, keeping our team current on the latest advances in systems and networking, and enabling our team to provide the best available solutions to our clients.

• Company covers 100% of premiums for the employee’s medical, dental, and vision insurance and subsidizes premiums for spouse and dependents.
• Company provides short and long term disability plans.
• 401(k) match up to 10% of the employee’s salary contributions to 401(K) plan.
• Comprehensive training and development program.
• 11 paid holidays and paid time off (PTO) accrual level starts at 15 days annually.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.

NOTE:

US Citizens and those authorized to work in the US are encouraged to apply. In order to be qualified for this position, you must be able to obtain and maintain a United States Department of Defense (DoD) security clearance. We are unable to sponsor Visas at this time. Nex Gen Data Systems provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws.