Senior Cloud Cyber Security Engineer
Listed on 2026-06-28
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IT/Tech
Cybersecurity, Systems Engineer, Cloud Computing: Infrastructure & Operations
Description
Leidos has an exciting opening for you, our next Senior Cloud Cybersecurity Engineer
, to play a critical role in the accreditation and operation 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.
Through training, teamwork, and exposure to challenging technical work, let Leidos show how to accelerate your career path. At Leidos
, we offer competitive benefits
, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.
Join us and make a difference in Analysis Solutions Business Area!
Key Responsibilities include:
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 12-15 years of relevant experience OR Master’s degree with 10-13 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 or IAM 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
To be successful in this role you will need:
Hands-on experience with Linux operating systems and scripting languages such as Bash, Python, Perl or similar
Experience with Commercial Cloud Services (C2S) and cloud-based enterprise services, preferably AWS
Experience securing software applications and infrastructure by implementing security controls
Experience supporting RMF processes such as authorization and continuous monitoring
Experience with NIST SP 800-37, SP 800-53 Rev4 or Rev5, CNSSI 1253, and applicable DoDI publications
Experience implementing and validating STIG compliance across operating system, database, server, and application tiers
Experience with RMF/GRC platforms such as Xacta or eMASS
Experience with performing compliance & vulnerability scans and related security tools for SIEM & event management, SAST, DAST
Demonstrated understanding of unique security threats in the cloud and the required corresponding system security posture
Demonstrated…
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