Cloud Engineer (Software Engineer) (TS/SCI with Poly Required)

GCI; Herndon (VA); On-site; USD 187,000 - 318,000; Full time

Job summary

GCI in Herndon, VA is seeking a Cloud Engineer (Software Engineer) with TS/SCI with Poly. This on-site, full-time role focuses on cloud operations, observability, and DevOps across AWS environments and enterprise apps.

You will manage containers, serverless services, and IaC with Terraform/CloudFormation, while maintaining security controls and deploying robust CI/CD pipelines. US citizenship and active TS/SCI with Polygraph are required.

Qualifications

• Strong Linux/Unix administration and distributed systems troubleshooting.
• Experience supporting enterprise web applications (Tomcat) and AWS services.
• Experience with CloudWatch, ELK stack, and AppDynamics.
• Experience with Docker and Kubernetes.
• Experience with Terraform and CloudFormation.
• Experience with TLS/SSL, PKI, OpenSSL, encryption ciphers.
• Experience with serverless applications and microservices.
• Strong AWS CLI proficiency. Experience with MySQL.

Responsibilities

• Provide complex troubleshooting across distributed AWS cloud environments and enterprise applications.
• Perform advanced OS upgrades, patching, and configuration for cloud hosted systems.
• Manage AWS resources including EC2, S3, IAM, SQS, Lambda, STS, and VPC.
• Build, monitor, and maintain observability stacks using CloudWatch and ELK.
• Write automation scripts in Python, Bash, or Shell for operations.
• Support CI/CD pipelines using Jenkins, GitHub, and GitLab.
• Assist with Infrastructure as Code using Terraform and CloudFormation.
• Deploy and manage Kubernetes and Docker containers and serverless workloads.
• Support security controls, compliance artifacts, and on-call duties.

Skills

Linux/Unix

AWS EC2

AWS S3

AWS IAM

Docker

Kubernetes

CI/CD

Terraform

CloudFormation

TLS/SSL/OpenSSL

Serverless

MySQL

Tools

Terraform

CloudFormation

Jenkins

GitHub

GitLab

Docker

Kubernetes

Job description

Cloud Engineer (Software Engineer) (TS/SCI with Poly Required)

Job Category: IT Infrastructure and Operations

Requisition Number: CLOUD002284

• Posted : September 1, 2026
• Full-Time
• On-site
• Salary Range : $187,179.20 USD to $318,198.40 USD

Locations

Showing 1 location

Herndon
Herndon, VA, USA

Description

GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. We maximize opportunities for success by building and maintaining trusted and reliable partnerships with our customers and industry.

At GCI, we solve the hard problems. As a Cloud Engineer (Software Engineer), a typical day will include the following duties:

Cloud Operations & Application Support

• Provide complex troubleshooting and support across distributed AWS cloud environments and enterprise applications.
• Perform advanced OS upgrades, patching, and configuration for cloud hosted systems.
• Provide daily AWS EC2, S3, IAM, Security Groups, Availability Zones, SQS, Lambda, STS, and VPC operations support.
• Manage SQS queues, Lambda functions, serverless applications, and microservices.
• Perform daily system and application health checks and resolve deviations.

Monitoring, Observability & Troubleshooting

• Build, maintain, and operate observability stacks using CloudWatch, ELK (Kibana), Logstash, Elasticsearch, Icinga, and AppDynamics.
• Monitor systems, applications, and cloud infrastructure using logs, metrics, alerts, and telemetry to detect anomalies and performance issues.
• Analyze logs, metrics, and telemetry data to identify issues, optimize performance, and support root cause analysis.
• Support incident response activities, including troubleshooting, RCA development, and corrective action implementation.
• Write and maintain automation scripts using Python, Bash, or Shell to streamline operational tasks.
• Support CI/CD pipelines using Jenkins, GitHub, and GitLab, including build, test, and deployment workflows.
• Assist with Infrastructure as Code (IaC) using Terraform and CloudFormation.
• Support code promotion across Dev, Test, UAT, and Prod environments.

Automation, DevOps & CI/CD

• Build and maintain CI/CD pipelines using Jenkins, GitHub, and GitLab.
• Manage Infrastructure as Code (IaC) using Terraform and CloudFormation.
• Manage code promotion across Dev, Test, UAT, and Prod.

Security, Compliance & Governance

• Manage TLS/SSL certificates, renewals, and PKI processes for cloud hosted systems.
• Manage privileged accounts, secrets, and database credentials in accordance with security policies.
• Use OpenSSL for certificate inspection, validation, and troubleshooting, including chain validation and key/cert pairing checks.
• Support AWS KMS, IAM, STS, and cloud security controls across multi account environments.
• Support vulnerability remediation efforts and implement required security controls across distributed systems.
• Assist with preparing, maintaining, and improving security accreditation artifacts and compliance documentation.
• Maintain operational documentation including SOPs, runbooks, and After Action Reports (AARS).

Containers & Cloud Native Operations

• Deploy, manage, and optimize Kubernetes workloads, including Helm based deployments and multi namespace operations.
• Deploy and manage Docker containers, including image creation, lifecycle management, and registry integration.
• Deploy and manage AWS Lambda functions, serverless applications, and microservices across distributed systems.
• Support container orchestration, scaling, and operational maturity across Kubernetes, Docker, and serverless workloads.
• Troubleshoot complex container, pod, networking, and serverless runtime issues across multi environment deployments.
• Contribute to improving container build pipelines, deployment workflows, and runtime reliability.

Required Skills & Experience (What You Bring):

• Strong Linux/Unix administration and distributed systems troubleshooting experience.
• Strong experience supporting enterprise web applications (Tomcat).Strong experience with AWS EC2, S3, IAM, Security Groups, SQS, Lambda, STS, Availability Zones.
• Strong experience with CloudWatch, ELK, Logstash, Elasticsearch, Icinga, AppDynamics.
• Strong experience with Docker and Kubernetes.
• Strong CI/CD experience with Jenkins, GitHub, GitLab.
• Strong experience with Terraform and CloudFormation.
• Strong experience with TLS/SSL, PKI, OpenSSL, encryption ciphers.
• Strong experience with serverless applications and microservices.
• Strong AWS CLI proficiency.Experience with MySQL or similar databases.
• Preferred experience working with Solr and Zookeeper clusters.
• Core Hours: 9 AM - 3 PM
• On Call Duty: Participation in the on call rotation schedule is required.

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

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.