Cybersecurity Defense Engineer - Secret Clearance, RMF/eMASS

Koitecc Solutions; Beaufort, Northern (SC, KY); Hybrid; USD 80,000 - 110,000; Full time

Benefits offered by this job

Competitive benefits

Career growth opportunities

Job summary

Concurrent Technologies Corporation (CTC) in Beaufort, SC, serves as a client-site partner delivering energy, resilience, and cybersecurity solutions. The Cybersecurity Engineer Specialist role focuses on defense assessments, RMF packaging, and tool-driven vulnerability management across IT/OT environments.

You will collaborate with ISSMs and stakeholders to implement security controls, review vulnerabilities, and stay ahead of emerging threats, ensuring compliant operations at client sites.

Qualifications

• Bachelor’s Degree or 2+ years in cybersecurity functions.
• Minimum 2 years in computer network defense, cybersecurity, assessments, and vulnerability scanning with ACAS/Nessus.
• Experience with DoD RMF and eMASS; familiarity with AD and GPO.

Responsibilities

• Assist in computer network defense assessments and threat identification.
• Evaluate compliance against NIST, DoD, USMC security requirements, including CNSSI 1253 and STIGs.
• Develop and maintain RMF packages in eMASS for control systems and SCADA.
• Coordinate with ISSMs, system owners, and cybersecurity stakeholders.
• Support OT and IT assessment activities and perform vulnerability reviews with ACAS/Nessus.
• Stay informed on cyber threats and participate in required conferences and meetings.

Skills

Cybersecurity

RMF/DoD

Teamwork

Problem solving

Education

Bachelor’s Degree in Computer Science or IT related field

Tools

ACAS

Nessus

Lansweeper

eMASS

Active Directory

Group Policy

Job description

Concurrent Technologies Corporation (CTC) in Beaufort, SC, serves as a client-site partner delivering energy, resilience, and cybersecurity solutions. The Cybersecurity Engineer Specialist role focuses on defense assessments, RMF packaging, and tool-driven vulnerability management across IT/OT environments.

You will collaborate with ISSMs and stakeholders to implement security controls, review vulnerabilities, and stay ahead of emerging threats, ensuring compliant operations at client sites.