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Cybersecurity Engineer - Top Secret/SCI

Sunayu
United StatesRemotefull_timeVerifiedPosted 27 Jan 2026

About the role

Location: Bethesda, MD

Category: Cybersecurity Engineer 

Travel Required: No

Remote Type: Hybrid

Clearance: Top Secret/SCI


Sunayu, LLC has an exciting opening for you, our next Cyber Security Engineer to have an impact as part of a mission focused, solutions oriented, and adaptive team that values innovation, collaboration, and professional development.  As a Cyber Security Engineer, your job is to provide technical security expertise in our cloud and on-premises infrastructure. You will lean on your experience with security technologies and industry best practices while employing effective security solutions. This exciting and challenging work will help you expand your capabilities in security and will provide you with the skills and experience you need to achieve additional levels of the DoD 8570 IAT and IASAE Certifications.  


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. Percentage of remote work will vary based on client requirements/deliverables.


In this role, you will collaborate closely with ISSOs. ISSSMs, software engineers, software developers, system engineers and Government counterparts to perform the full spectrum of systems and cyber security engineering tasks to ensure our systems meet a variety of regulatory compliance frameworks. 


Key Tasks include the following:

Perform review and analysis of cybersecurity event logs
Conduct and review technical cybersecurity assessments
Coordinate with security personnel and recommend mitigation strategies
Identify points of vulnerability and non-compliance with established cybersecurity standards and regulations
Collaborate with our DevOpsSec team to help with analyzing scan results and remediation of findings
Manage and maintain a library of security audit tools, and corresponding processes that can be used for system security testing, internal audits, incident response, and diagnosis of security-related system issues
Perform and maintain vulnerability scans using Assured Compliance Assessment Solution (ACAS) and create reports
Track and report Information Assurance Vulnerability Management (IAVM) compliance using Assured Compliance Assessment Solution (ACAS)
Maintain Authorization to Operate (ATO) records in XACTA system
Manage and report Plan of Actions and Milestones (POA&M) compliance
Review certification and accreditation (C&A) documentation, providing feedback on completeness and compliance of its content
Perform system installation, configuration maintenance, account maintenance, signature maintenance, patch management, and troubleshooting of operational IA and CND systems
Apply system security engineering expertise in one or more of the following to : system security design process; engineering life cycle; information domain; cross domain solutions; commercial off the-shelf and government off-the shelf cryptography; identification; authentication; and authorization; system integration; risk management; intrusion detection; contingency planning; incident handling; configuration control; change management; auditing;


Basic Qualifications

BS degree and 8+ years of experience or additional years of experience in lieu of degree
An active TS/SCI clearance with ability to obtain a Poly
At least one DoD 8570.01-M IAT Level II or higher certification e.g., CCNA Security, CySA+, Security+ CE, SSCP, CISSP (or Associate)
1 year of experience developing and reviewing security concept of operations, systems security plans, security risk assessments, contingency plans, configuration management plans
Experience configuring, running, and analyzing vulnerability scans
Experience with XACTA, EMass, or similar tool
Experience with NIST Special Publications e.g. NIST SP 800-27, 30, 37, 53, 60
Experience with CNSS publication CNSSI 1253
Experience with incident response plans, plan of actions and milestones, risk management plans, and vulnerability management plans
Strong analytical, communication, problem solving, and interpersonal skills
Experience establishing a System Security Engineering (SSE) management process to integrate security and privacy controls into complex hardware and software systems
You will wow us even more if you have these skills:

Software development/coding experience with programming languages such as Python, Java, and React
Experience with DevOpsSec pipelines and tools
Experience with database systems, search engines, web applications
Experience in

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Sunayu

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