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Markon

Senior Cloud Systems Engineer

Markon

. Design, implement, maintain, and optimize secure cloud infrastructure and enterprise systems .

Posted 10/28/2026full-timeChantilly • Virginia • United StatesSenior💰 $180,000 - $215,000 per yearWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in designing and maintaining secure cloud infrastructure, with a strong focus on AWS services and cloud security controls. Proficient in translating business requirements into scalable technical solutions while ensuring compliance with security standards and operational objectives.

Highest-signal resume keywords
AWS Cloud AdministrationCloud Security Controls ImplementationPython DevelopmentTechnical Risk AssessmentAgile Methodologies

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Cloud Infrastructure DesignVulnerability AssessmentTechnical DocumentationAutomation ScriptingDatabase AdministrationSystems Engineering PrinciplesUnix/Linux AdministrationTerraform for Infrastructure ProvisioningCypher Query LanguageJava Development
Soft Skills
Communication of Technical Concepts
Tools & Technologies
AWS S3AWS EC2DockerKafkaNeo4jHTMLBash ScriptingElastic Load BalancingMFA SolutionsOAuth-based Authentication
Certifications & Qualifications
Active TS/SCI ClearanceFull Scope Polygraph (FSP)
Industry Keywords
COTS TechnologiesOperational RisksIntegration TestingPerformance MonitoringSLAs

Tech Stack

Tools & technologies
AWSCloudDockerEC2JavaKafkaLinuxNeo4jPHPPythonTerraformTypeScriptUnix

About the role

Key responsibilities & impact
  • Design, implement, maintain, and optimize secure cloud infrastructure and enterprise systems
  • Identify and assess technical, counterintelligence, and operational risks, vulnerabilities, and single points of failure
  • Conduct technical feasibility studies, vulnerability assessments, and gap analyses
  • Evaluate COTS and emerging technologies through technical assessments and trade studies
  • Assess and validate technical solutions against system requirements, security controls, and operational objectives
  • Lead 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
  • Implement and maintain cloud security controls, access management, network security policies, auditing, and MFA
  • 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
  • Monitor and maintain cloud solutions according to SLAs, performance requirements, and operational specifications

Requirements

What you’ll need
  • 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 Master's degree and at least 6 years of relevant experience, including 2 years of Sponsor experience; OR 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
  • Experience administering and maintaining AWS cloud environments, including classified AWS/C2S infrastructure
  • Experience with AWS S3, EC2, Elastic Load Balancing, ECR, VPC subnets, Auto Scaling, Lambda, MSK, SageMaker, KMS, Docker, and Kafka
  • Experience implementing cloud security controls, including security groups, network ACLs, RBAC, and ABAC
  • 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 RBAC
  • Understanding of systems engineering principles, including requirements analysis, technical risk assessment, integration, testing, and validation
  • Ability to communicate complex technical concepts to technical and nontechnical stakeholders
  • Experience with 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

Benefits

Comp & perks
  • Opportunities for personal and professional transformation
  • Professional growth and development
  • Employee well-being support
  • Washington Post Top Workplace environment
  • Equal Opportunity/Affirmative Action employment practices