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Cyber Security Engineer - TS​/SCI

Remote / Online - Candidates ideally in
Bethesda, Montgomery County, Maryland, 20811, USA
Listing for: Sunayu Llc
Remote/Work from Home position
Listed on 2026-10-16
Job specializations:
  • IT/Tech
    Cybersecurity, Information Security & Data Protection, Systems Engineer, Cloud Computing: Infrastructure & Operations
Salary/Wage Range or Industry Benchmark: 140000 - 190000 USD Yearly USD 140000.00 190000.00 YEAR
Job Description & How to Apply Below

Location:

Bethesda, MD

Category:
Cyber Security Engineer

Travel Required:

No
Remote Type:
No
Clearance: TS/SCI

While most work is conducted on-site at our client location in Bethesda, MD, we offer a flexible schedule and, occasionally, some tasks may be performed remotely. The percentage of remote work will vary based on client requirements/deliverables.

Candidates must have a demonstrated ability to work in a dynamic and challenging environment and possess a solid understanding of the software development life cycle all while working within an Agile framework.

Primary Responsibilities
  • You will work closely with the team on the following key tasks
  • Collect, review, assess, and provide feedback on system cybersecurity, architecture, and engineering artifacts
  • Collect, review, assess, and provide feedback on system cybersecurity Body-of-Evidence (BOE) results required to support DoD & IC RMF cybersecurity authorization processes
  • Conduct periodic compliance scanning, vulnerability assessments, and risk analysis for cloud-based systems
  • Implement and manage security controls for containerized applications and the underlying cloud-based infrastructure
  • Collaborate with Dev Sec Ops , infrastructure, and software development teams to ensure secure coding and engineering practices
  • Ensure integration of security measures into software development processes, CI/CD pipelines, and engineering tools
  • Develop, maintain, and execute shell commands, scripts, and automation code for STIG compliance and validation
  • Implement and manage continuous monitoring solutions of cloud-based architectures
  • Support Government cybersecurity officials & program personnel in preparing cybersecurity packages, including Interim Authority to Test (IATT) packages, Authority to Operate (ATO) packages, and Change Requests (CRs)
  • Stay current with emerging cloud security threats, technologies, and best practices
Basic Qualifications
  • Clearance:
    Active or current Top Secret with SCI eligibility and the ability to obtain Polygraph

    Education & Experience:

    Bachelor’s degree in Cybersecurity, Computer Science, Information Assurance, Engineering, or related technical discipline and 8-12 years of relevant experience OR Master’s degree with 6-10 years of relevant experience. Additional years of experience may be considered in lieu of a degree. ISSO experience must be supplemented with demonstrated technical expertise.
  • Certification:
    At least one DoD 8570.01-M IAT and one IAT Level II or higher certification e.g., CCNA Security, CySA+, Security+ CE, CISSP (or Associate) and the ability to obtain Privileged User Account (PUA)/elevated access per DoD 8570 policy, and Linux+ certification
  • At least 5 years of experience hardening Linux hosts and applying DISA STIG
  • Demonstrated experience securing Kubernetes platforms (secrets management, RBAC, etc.) and integrating security into CI/CD pipelines and containers
  • Demonstrated experience developing A&A packages to obtain and maintain ATO in secure environments.
  • Grounded knowledge in NIST SP 800-37, SP 800-53, CNSSI 1253
  • XACTA/eMass experience, performing vulnerability compliance with ACAS, STIG automation
  • Experience with scripting languages (Bash, Python)
  • Understanding of secure software development practices and code reviews
  • Experience with encryption and transport
  • Understanding of microservices architecture and service mesh.
Preferred Qualifications
  • Active TS/SCI with polygraph
  • Experience with Commercial Cloud Services (C2S) and cloud-based enterprise services, preferably AWS
  • Experience supporting the Intelligence Community in RMF activities with ICD 503 and related compliance directives, policies, procedures
  • Experience with the Zero Trust pillars and applying Zero Trust framework to secure systems
  • DAST & SAST tools for on-prem…
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