Systems Engineer SME (TS/SCI with Poly Required)

GCI, Inc.

$100K — $140K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Deep expertise in AWS infrastructure, including architectural best practices and high availability.
  • Proven experience with Infrastructure as Code (IaC) using Terraform.
  • Demonstrated ability to build and maintain CI/CD pipelines with Jenkins.
  • Expert in managing development workflows using GitHub.
  • Familiarity with agile development methodologies and working in sprints.
  • Strong background in Linux/Unix system management, specifically RHEL/Rocky Linux.
  • Proficient in scripting with Python or Bash for automation purposes.
  • Experience in security practices for platform components, including PKI/encryption.

Responsibilities

  • Design and optimize AWS cloud infrastructure for performance and cost.
  • Develop and manage cloud resources using Terraform for automated provisioning.
  • Build and maintain CI/CD pipelines in Jenkins to streamline application deployment.
  • Manage source control and integrate workflows within GitHub.
  • Collaborate with cross-functional software teams in an agile environment.
  • Secure and harden Linux systems, ensuring optimal performance and compliance.
  • Document architecture, runbooks, and processes for developer usage.

Benefits

  • Opportunity to solve complex problems in a cutting-edge tech environment.
  • Access to latest cloud technologies and platforms.
  • Collaborative work culture that emphasizes teamwork and agile practices.
  • Focus on continuous improvement and employee skill development.
Full Job Description
At GCI, we solve the hard problems. As a SME Systems Engineer, a typical day will include the following duties/skills:

Required Skills

  • AWS Infrastructure: Deep expertise in AWS cloud environments, including architectural best practices, cost optimization, and high availability.
  • Infrastructure as Code (IaC): Proven experience designing and managing cloud infrastructure using Terraform as the primary tool for provisioning and configuration.
  • CI/CD & Automation: Demonstrated experience building and maintaining robust CI/CD pipelines using Jenkins to automate the deployment of web applications (e.g., Tomcat, containerized services).
  • Development Workflows: Experience managing source control and development workflows within GitHub, ensuring code quality and efficient integration processes.
  • Agile Methodology: Experience working within agile development environments, participating in sprints, and collaborating closely with cross-functional software teams.
  • Linux/Unix Expertise: Strong background in managing, hardening, and optimizing RHEL/Rocky Linux systems.
  • Scripting & Programming: Proficiency in Python or Bash for automation and tool development.
  • Security & Compliance: Experience securing platform components, including secret management, PKI/encryption, and maintaining documented artifacts for security certification.
  • System Documentation: Proficient in maintaining architecture diagrams, runbooks, and internal developer documentation to facilitate ease of use.


Desired Skills

  • Internal Processes: Familiarity with the customer's internal technology stack and established change management processes.
  • Database Management: Strong knowledge of managed database services (RDS, Postgres, MySQL) and their integration into platform architectures.
  • Search & Analytics: Experience implementing and managing Elasticsearch for logging, search, and data analysis.
  • DevOps Culture: Experience advocating for and implementing DevOps practices, including "shift left" security, automated testing, and developer self-service tooling.
  • Cloud Optimization: Demonstrated ability to perform performance analysis and cost-optimization for distributed cloud-native systems.


A candidate must be a US Citizen and requires an active/current TS/SCI with Polygraph clearance.

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