Senior Cloud Systems Engineer
About The Position
Markon is seeking an experienced Senior Cloud Systems Engineer to support an Intelligence Community client in Chantilly, Virginia. The role designs, secures, integrates, and optimizes mission-critical cloud infrastructure and enterprise systems in classified environments. It combines systems engineering with hands-on AWS cloud administration, security engineering, automation, and virtualization to deliver reliable, scalable solutions aligned with Sponsor requirements. The engineer will administer classified AWS services and enterprise systems, implement cloud security controls, develop automation and software components, and lead integration, testing, verification, and validation. The role also involves assessing technologies and risks, translating mission requirements into technical solutions, maintaining engineering documentation, and collaborating with development teams using Sponsor-aligned frameworks.
Requirements
- Active TS/SCI clearance with Full Scope Polygraph (FSP).
- Bachelor's degree and at least 8 years of relevant experience, including 2 years of Sponsor experience; or a master's degree and at least 6 years of relevant experience, including 2 years of Sponsor experience; or a PhD and at least 3 years of relevant experience, including 2 years of Sponsor experience. An additional 4 years of relevant experience may be considered in lieu of a degree.
- Demonstrated experience administering and maintaining AWS cloud environments, including classified AWS/C2S infrastructure.
- Hands-on experience with AWS S3, EC2, Elastic Load Balancing, ECR, VPC subnets, Auto Scaling, Lambda, MSK, SageMaker, and KMS, as well as Docker and Kafka.
- Demonstrated experience implementing cloud security controls, including security groups, network access control lists, RBAC, and ABAC.
- Strong proficiency administering and troubleshooting Unix/Linux operating systems.
- Experience developing, writing, and testing code using Python, Java, and TypeScript.
- Experience implementing and maintaining auditing solutions, enterprise MFA, OAuth-based authentication, and role-based access controls.
- Strong understanding of systems engineering principles, including requirements analysis, technical risk assessment, integration, testing, and validation.
- Ability to communicate complex technical concepts effectively to technical and nontechnical stakeholders.
Nice To Haves
- Experience working within Agile software development frameworks.
- Experience supporting Java and PHP applications in Windows environments.
- Proficiency with HTML and Bash scripting.
- Experience with Cypher query language or Neo4j graph databases.
- Experience with database administration and optimization.
- Experience using Terraform for infrastructure provisioning and automation.
- Experience deploying and maintaining standalone servers supporting LLM training.
Responsibilities
- Design, implement, maintain, and optimize secure cloud infrastructure and enterprise systems supporting mission-critical operations.
- Identify and assess technical, counterintelligence, and operational risks, vulnerabilities, and single points of failure; recommend mitigation strategies.
- Conduct technical feasibility studies, vulnerability assessments, and gap analyses of existing and emerging capabilities.
- Evaluate commercial off-the-shelf and emerging technologies through technical assessments and trade studies.
- Assess and validate technical solutions against system requirements, security controls, and operational objectives.
- Lead end-to-end system integration, testing, verification, and validation.
- Develop and maintain system architecture diagrams, technical documentation, flowcharts, and engineering standards.
- Translate business and mission requirements into secure, scalable, and maintainable technical solutions.
- Configure, administer, and maintain AWS cloud services in classified environments, supporting compute, storage, networking, security, and application deployment.
- Implement and maintain cloud security controls, including access management, network security policies, auditing, and multifactor authentication.
- Develop, test, and maintain automation scripts and software components using Python, Java, TypeScript, and related technologies.
- Collaborate with engineering and development teams using Agile methodologies consistent with Sponsor frameworks.
- Monitor and maintain cloud solutions in accordance with SLAs, performance requirements, and operational specifications.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
