Information Systems Security Engineer (TS/SCI w/ Poly)

FLASH Technology Group; Columbia (MD); On-site; USD 76,000 - 82,000; Full time

Benefits offered by this job

401(k) with company match

Medical Insurance with HSA/HRA

Dental & Vision Insurance

Life and Disability Insurance

Tuition/Certification Reimbursement

Paid Time Off

Referral bonuses

Job summary

FLASH Technology Group is seeking an Information Systems Security Engineer in Columbia, MD. The role focuses on configuring Tenable.sc/Nessus, performing STIG scans, and integrating findings with Splunk to visualize risk.

Role requires TS/SCI with polygraph, DoD RMF awareness, and strong collaboration. Candidates should be US citizens with a security-focused background and relevant certifications.

Qualifications

• Bachelor’s degree in Computer Science, Information Assurance, Information Security System Engineering, or related discipline is required.
• Associate’s degree + Security+ plus two years IT experience.
• High school diploma/GED + four years IT experience, at least one in information systems security.
• Active TS/SCI w/polygraph is required.

Responsibilities

• Configure, operate, and maintain Tenable.sc and Nessus to identify and track vulnerabilities across environments.
• Troubleshoot scans and coordinate with customer/program resources to resolve issues.
• Conduct STIG compliance scans and interpret results to validate system hardening and control effectiveness.
• Analyze vulnerability data and trends; coordinate remediation efforts with admins and ISSEs.
• Integrate vulnerability and compliance data into Splunk for correlation and reporting.
• Develop dashboards and reports to visualize system risk posture and remediation progress.
• Support RMF activities and provide technical input for security controls.

Skills

Vulnerability analysis

Security operations

Communications

Team collaboration

Education

Bachelor’s degree in Computer Science/Info Security

Associate’s degree + Security+

High school diploma + 4 yrs IT security

Tools

Nessus

Tenable.sc

Splunk

Job description

FLASH Technology Group is seeking an Information Systems Security Engineer in Columbia, MD. The role focuses on configuring Tenable.sc/Nessus, performing STIG scans, and integrating findings with Splunk to visualize risk.

Role requires TS/SCI with polygraph, DoD RMF awareness, and strong collaboration. Candidates should be US citizens with a security-focused background and relevant certifications.