Cyber Security Engineer 4

Base-2 Solutions, LLC; Bethesda (MD); On-site; USD 140,000 - 180,000; Full time

Job summary

Base-2 Solutions, LLC is seeking an experienced cybersecurity engineer to support the DoD RMF process and secure DoD/IC systems. You will design, implement, and assess secure architectures for on‑premises infrastructure, guiding risk management across the system lifecycle.

The role requires active TS/SCI clearance, advanced certifications, and hands‑on experience with vulnerability management tools, RMF, and secure software development practices.

Qualifications

• Active TS/SCI with ability to obtain a CI Polygraph.
• Bachelor’s degree with 10+ years in the field.
• DoD 8570.01-M IASAE Level II certification: CISSP, CISSP-ISSAP, CISSP-ISSEP, CSSLP, or CASP CE.
• Developer experience in at least one scripting or programming language.
• Experience reviewing vulnerabilities and creating mitigation plans across systems.
• Ability to architect and deploy vulnerability scanning tools (OWASP, Fortify, SonarQube, Tenable).
• Experience with XACTA, eMASS, or similar tools.
• Strong Windows and Linux/UNIX knowledge.
• Experience with middleware/web tech, databases, TCP/IP, and CI/CD.
• Familiarity with NIST 800-171/800-172, NIST SSDF, CMMC, CNSSI 1253.
• Experience supporting DoD/IC systems through RMF.

Responsibilities

• Support secure architecture, design, and DoD system implementation per DoDI 8510.01 and NIST SP 800-53.
• Lead RMF activities within the SDLC, select and validate security controls.
• Develop and maintain SSPs, SARs, risk assessments, and POA&Ms.
• Apply STIGs and validate compliance using SCAP, STIG Viewer, ACAS.
• Maintain scanning infrastructure and analyze vulnerabilities for remediation.
• Support system authorization, incident response, and forensics efforts.

Skills

Scripting

Python

Java

React

CI/CD

Vulnerability assessment

RMF

DoD security

Education

Bachelor's degree

Master's degree (equivalency)

PhD (equivalency)

Tools

OWASP

Fortify

SonarQube

Tenable

XACTA

eMASS

SCAP

GitLab

Jira

Confluence

Kubernetes

Job description

Position Summary

Support multiple task orders under the DOMEX Technology Platform contract supporting NMEC by designing, developing, and implementing secure systems in on-premises infrastructure and integrating security across the system lifecycle.

Essential Duties and Responsibilities

• Support the secure architecture, design, and implementation of DoD systems in accordance with DoDI 8510.01, NIST SP 800-53, and other DoD security guidance.
• Lead integration of RMF activities into the SDLC, including selection, implementation, and validation of security controls.
• Develop and maintain SSPs, SARs, risk assessments, and POA&Ms.
• Apply STIGs and validate compliance using SCAP, STIG Viewer, and ACAS.
• Maintain scanning infrastructure and analyze vulnerabilities for mitigation or risk acceptance.
• Support system authorization, incident response, forensics analysis, and security automation efforts.

Required Qualifications

• Active TS/SCI with ability to obtain a CI Polygraph.
• Bachelor’s degree with a minimum of ten years of experience in the category field.
• At least one DoD 8570.01-M IASAE Level II certification: CISSP, CISSP-ISSAP, CISSP-ISSEP, CSSLP, or CASP CE.
• Developer experience preferred in at least one scripting or programming language.
• Experience reviewing cybersecurity vulnerabilities for risk and relevance and building mitigation/remediation plans across systems, network, application, and database vulnerabilities.
• Ability to architect, design, troubleshoot, maintain, and deploy vulnerability scanning solutions such as OWASP, Fortify, SonarQube, and Tenable.
• Experience with XACTA, eMASS, or similar tools.
• Strong understanding of Microsoft Windows and Linux/UNIX operating systems.
• Experience with middleware/web technologies, databases, TCP/IP networking, and CI/CD platforms.
• Familiarity with NIST 800-171, 800-172, NIST SSDF, CMMC, and CNSSI 1253.
• Experience supporting DoD/IC systems through the RMF process.

Preferred Qualifications

• Software development experience with Python, Java, or React.
• Experience successfully achieving ATO under RMF .
• Experience with big data applications.
• Experience with GitLab, Jira, and Confluence.
• Experience in Agile environments.
• Experience with OIDC or OAuth2.
• Experience with Kubernetes, Rancher, Strimzi, Cloudera, Active Directory, and scripting languages such as Bash, Python, or PowerShell.

Required Education and Experience Equivalency

• Bachelors’ Degree with 10 years of experience.
• Masters’ Degree with 10 years of experience.
• PhD with 10 years of experience.

Required Certifications

• One DoD 8570.01-M IASAE Level II certification: CISSP, CISSP-ISSAP, CISSP-ISSEP, CSSLP, or CASP CE.

Required Security Clearance

• Active TS/SCI with ability to obtain a CI Polygraph.