Systems Engineer SME (TS/SCI with Poly Required)

GCI Careers•Herndon, VA

13h

About The Position

GCI is seeking a Systems Engineer SME to support mission solutions in a cloud and systems engineering environment. The role supports web applications and systems hosted in AWS, including application deployments, troubleshooting, maintenance, patching, security checks, and performance monitoring. It also involves maintaining Linux operating systems and application software, supporting system and data security requirements, and producing operational and security documentation. The position has core hours of 10 a.m. to 3 p.m. Candidates must be U.S. citizens and hold an active/current TS/SCI with Polygraph clearance.

Requirements

U.S. citizenship.
Active/current TS/SCI with Polygraph clearance.
Demonstrated experience supporting applications hosted in an AWS cloud environment.
Experience with Linux systems, including RHEL, CentOS, or Scientific Linux.
Experience implementing and maintaining encryption technologies, including PKI authentication, Vormetric, and KMS.
Experience with web services.

Nice To Haves

Experience building AWS infrastructure or migrating private on-premises solutions to cloud hosting environments.
Strong understanding of relational databases, including Oracle and MySQL.
Working knowledge of CloudFormation, Terraform, and Ansible.
Experience with scripting languages such as Shell, Perl, and Python.
Experience with SysOps/DevOps.
Ability to perform cloud performance analysis and optimize distributed cloud systems.

Responsibilities

Support and troubleshoot web applications, including deployment of Tomcat applications using AWS and using application and server logs to identify and resolve issues.
Support applications hosted in AWS, including deployments, patches, security checks, and maintenance.
Upgrade and maintain Linux operating systems and application software, including RHEL, CentOS, and Scientific Linux.
Perform software installations and patching support.
Monitor networks, servers, cloud services, and applications to maintain availability and performance.
Use software tools and logs to monitor network and system health.
Track and manage system certificates, privileged accounts, and database passwords.
Create and update standard operating procedures, administrative instructions, after-action reports for system outages, task status updates, and customer reports.
Support system and data security requirements and document system artifacts required for security certification.
Implement and maintain encryption technologies, including PKI authentication, Vormetric, and KMS.
Support web services.