Required Qualifications - Security + or CISSP certification, TS/SCI security clearance- Good collaboration skills- Ability to work in a team environment- Good oral and written communication skills- Ability to work in a multi-discipline environment Technical Skills - Familiar with Agile execution- Skilled at troubleshooting system issues,- Software integration experience in Linux and AWS environments- Ability to systematically and independently troubleshoot software issues- Familiarity with automated testing using the Cucumber tool and the Gherkin syntax Preferred Qualifications - Proficiency with debugging tools and techniques- Agile development and CI/CD pipeline experience (Jira, Confluence, GitLab)- Dependency management and version conflict resolution Active TS/SCI Clearance Is Required Onsite in Dallas Metro Area Will Sponsor for Poly Job Title: Infrastructure Engineer Citizenship: U.S. Citizen Bachelors degree in Science, Technology, Engineering or Mathematics (STEM) and less than 8 years of prior relevant experience.