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Salary
≈ $124k – $268k per year (Estimated)
Location
In office (Chantilly)

Confirmed on the employer's own hiring board on Oct 30, 2026. First seen by Alion on Mar 11, 2026. Fantom Corporation scores B on the Alion truth index.

Overview
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Impact
Profile match
Fantom Corporation is an American IT services contractor that supports federal, defence and intelligence community programmes as well as commercial clients. It provides network engineering, data architecture, cloud, software development and systems administration, with staff in Chantilly, Hanover and McLean. The company is headquartered in Leesburg, Virginia, United States.

Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a culture built on trust, expertise, and long-term career growth.

We are seeking a Cloud Software Engineer to design and implement cloud-based solutions that support mission-driven data collection and processing needs. This role focuses on developing and integrating applications within secure cloud environments while leveraging modern programming languages, cloud services, and containerized infrastructure.

The ideal candidate will have strong experience with Python development, AWS cloud services, and building scalable solutions that integrate multiple cloud components to support mission-critical operations.

Responsibilities

  • Design and develop cloud-based solutions that support data collection, processing, and mission requirements
  • Develop applications and automation tools using Python and Java
  • Build and integrate services using AWS cloud technologies including Lambda, S3, EC2, Batch, EventBridge, SQS, SNS, IAM, DynamoDB, and container services
  • Utilize AWS Cloud Development Kit (CDK) to design and deploy infrastructure and application components
  • Develop and maintain secure web applications within classified cloud environments
  • Work with Elasticsearch or AWS OpenSearch to design, manage, and query large data stores
  • Write and optimize complex queries against both structured and unstructured data sources using SQL and OpenSearch query languages
  • Develop and maintain Docker containers and containerized services for scalable deployments
  • Implement Linux-based scripting and automation to support application deployment and operations
  • Transform and process data from various formats into standardized formats such as JSON, CSV, or XML
  • Collaborate with application developers to identify infrastructure requirements and support deployment strategies
  • Monitor, troubleshoot, and automate application deployments within cloud environments
  • Support efforts related to system security, vulnerability management, and compliance requirements
  • Translate mission needs into technical solutions and communicate requirements to both technical and non-technical stakeholders
  • Collaborate with cross-functional teams across multiple organizations to deliver mission capabilities

Qualifications

  • Strong programming experience with Python
  • Experience leveraging programming, operating systems, networking, and software tools to develop solutions in cloud environments
  • Experience building and integrating solutions using AWS services including Lambda, S3, Batch, EC2, EventBridge, SQS, SNS, IAM, DynamoDB, and container services
  • Experience deploying infrastructure using AWS Cloud Development Kit (CDK)
  • Experience developing and maintaining secure web applications in classified cloud environments
  • Experience designing and managing Elasticsearch or AWS OpenSearch environments
  • Experience writing and optimizing queries across structured and unstructured datasets using SQL and OpenSearch query languages
  • Experience with Linux administration and shell scripting
  • Experience building and managing Docker containers and containerized applications
  • Experience working with application development teams to support infrastructure and deployment requirements
  • Strong communication skills and ability to translate mission needs into technical solutions
  • Experience documenting technical requirements and communicating with diverse audiences
  • Experience prioritizing work based on mission needs and project requirements
  • #CJ

Requirements

  • Must be fully cleared with a recent polygraph
  • Must be willing and able to work fully onsite at the location listed in this posting
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