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Cloud Security SME   - TS/SCI

VmdBethesda, MDApril 12th, 2026
Cloud Security SME – TS/SCIXcelerate Solution is seeking a Cloud Security Engineer, to play a critical role in the accreditation of a state-of-the-art technology stack under the DOMEX Technology Platform (DTP) where we support our client’s mission to centralize and standardize Tasking, Collection, Processing, Exploitation and Dissemination (TCPED) of Open Source Intelligence (OSINT) across the Defense and Intelligence Community enterprises. We leverage cloud-based computing, artificial intelligence (Al), machine learning (ML), and cross-domain transfer systems to provide cutting edge data exploitation, enrichment, triage, and analytics capabilities to the Defense Intelligence Enterprise.As a Cloud Security SME & Cyber Security Engineer, you will be responsible for providing technical security expertise in securing, hardening, and maintaining compliance of cloud-based platforms across multiple secure networks. You will lean on your experience with security technologies, industry best practices, vulnerability management, and risk management frameworks (RMF) to employ effective security solutions. In this role, you will collaborate closely with compliance personnel (ISSO, ISSM), software engineers and developers, system engineers and architects, and Government counterparts to perform the full spectrum of systems and cyber security engineering tasks to ensure our systems securely meet mandated regulatory compliance frameworks. Come join our award-winning organization and work with some of the most talented and brightest minds in the GovCon industry.Location:Bethesda, MDClearance:Active TS/SCIResponsibilities:Develop and maintain security policies, procedures, and best practices for cloud and cloud-native environmentsPerform security assessments, vulnerability management, and risk analysis for cloud-based systems across secure enclavesImplement and manage security controls for Kubernetes clusters and containerized applicationsEnsure integration of security measures into CI/CD pipelines and DevSecOps processesConduct security reviews of cloud architectures, service configurations, and system design changesDevelop and maintain ATO packages and ensure compliance with relevant standards (NIST SP 800-37, SP 800-53, CNSSI 1253, ICD 503)Implement and manage continuous monitoring solutions for cloud environmentsCollaborate with development teams to ensure secure coding practices and perform code reviewsStay current with emerging cloud security threats, technologies, and best practicesMinimum Requirements:Active or current Top Secret with SCI eligibility and ability to obtain PolygraphBachelor’s degree in a related field and 8+ years of industry experience with 5+ years in cybersecurity or additional years of experience in lieu of degree (ISSO experience must be supplemented with demonstrated technical expertise)At least one DoD 8570.01-M IAT Level II or higher certification e.g., CCNA Security, CySA+, Security+ CE, CISSP (or Associate)5+ years working in the cloud, securely configuring and deploying AWS servicesDemonstrated experience securing Kubernetes platforms (secrets management, RBAC, etc.) and integrating security into CI/CD pipelines and containers; must understand microservices architecture and service mesh. 5+ years of experience hardening Linux hosts and applying appropriate DISA STIGDemonstrated experience developing A&A packages to obtain and maintain ATO in secure environments. Grounded knowledge in compliance frameworks such as NIST SP 800-37, SP 800-53, and CNSSI 1253Experience with tools such as Xacta or eMass, performing vulnerability compliance with ACAS, & STIG automationExperience with scripting languages such as Bash and Python for automationUnderstanding of secure software development practices and code reviewsExperience with encryption and transport, especially in the cloudPreferred QualificationsMultiple IAT/IAM II or III advanced certifications (e.g. CISSP-ISSAP/ISSEP, CISM, CCSP, Security X/CASP+)Cloud certifications such as AWS Solutions Architect (Associate or Professional), AWS Security SpecialtyKubernetes certifications such as KCNA, CKA, CKSPrior Linux administration experience and certifications such as Linux+, Red Hat certifications (e.g. RHCSA, RHCE)Experience with ICD 503 and related compliance directives, policies, proceduresExperience with security tool such as Splunk, Nessus, SonarQube, as well as DAST & SAST tools such as Prisma Cloud and SonarQubeExperience applying Zero Trust framework to secure systemsPrior network engineering experienceExperience applying security controls to Generative AI implementationsAbout Xcelerate Solutions:Founded in 2009 and headquartered in McLean, VA, Xcelerate Solutions (www.xceleratesolutions.com) is one of America's fastest-growing companies. Xcelerate’s culture is defined by our diversified workforce of dynamic and versatile professionals, supported with growth and development opportunities that contribute to individual and company growth. This strong commitment to our employees has been recognized by our inclusion on the Washington Business Journal’s “50 Best Places to Work” list as well as being a “Great Place to Work” certified company with a 4.6 star, and a 99% CEO approval Glassdoor rating. Come find out why Xcelerate Solutions is one of the DC Metro top employers!