Data Engineer with Security Clearance

Cornerstone Defense; Fairfax (VA); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

401(k) plan with company match

tuition and training assistance

paid vacation/leave

fitness reimbursement program

college savings plan

commuter benefits

financial advisory services

flex spending accounts

health savings accounts

STD/LTD coverage

life and AD&D insurance

employee assistance programs

life financial planning assistance

legal resources

Job summary

Cornerstone Defense is seeking a Sr. Data Engineer in Tysons Corner, VA with TS/SCI and Polygraph eligibility to design, deploy, and operate scalable data pipelines across diverse producers and consumers.

The role emphasizes cloud infrastructure, secure data exchange, and collaboration with cross-functional teams. Responsibilities include operationalizing pipelines, enabling data brokering via REST APIs and S3, and providing Tier 2/3 incident support in production.

Qualifications

• Experience designing, deploying, and maintaining robust data pipelines.
• Hands-on with cloud-based data platforms and security controls (RMF).
• Proficient in Python or Go for data processing tasks.

Responsibilities

• Operationalize data pipelines and supporting cloud infrastructure.
• Collaborate with data producers/consumers via interfaces like REST APIs and S3.
• Provide day-to-day support and incident resolution for production data pipelines.

Skills

Data pipeline design

Python scripting

Go

Bash

REST API integration

Cloud infrastructure

RMF security controls

Tools

Terraform

CloudFormation

Ansible

Nifi

Hadoop

Kafka

Job description

Data Engineer Tysons Corner, VA Active TS/SCI with Polygraph Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation's toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don't look any further than Cornerstone Defense.

Job Responsibilities: As a Sr. Data Engineer, you'll work with team members to build, deploy, and operate data pipelines and data engineering components to enable data brokering and exchange capabilities across a diverse range of producers and consumers. In this role, you will be responsible for building robust, scalable data pipelines while working collaboratively with cross-functional teams to ensure seamless integration, optimized performance, and efficient delivery of solutions.

• Work with team members to operationalize data pipelines and supporting cloud infrastructure
• Collaborate with external data producers and consumers to obtain and provide data through interfaces such as REST APIs and S3
• Provide day-to-day support of deploying Python-native data pipelines and performing data engineering tasks to enable data brokering and exchange capabilities
• Provide Tier 2/3 troubleshooting and incident resolution support for data pipelines in Production Required Skills:
• 4+ years of proven experience in data engineering, with expertise in designing, developing, and maintaining data ingestion, transformation, and loading pipelines and components
• Demonstrated experience in designing and deploying data pipelines leveraging AWS cloud infrastructure across multiple classification domains (e.g., IL5 to IL6+)
• Experience with Infrastructure-as-Code (IaC) tools, including Terraform, CloudFormation, or Ansible, to automate deployment of data pipeline cloud infrastructure
• Understanding of RMF security principles and hands-on experience implementing security controls for data pipelines in cloud environments
• Strong scripting and programming skills in languages such as Go, Python, and Bash
• Experience with data pipeline tools and technologies such as Nifi, Hadoop, HDFS, and Kafka. Experience implementing data pipelines in the Cloudera Data Platform environment is highly preferred.
• Strong communication skills, with the ability to clearly convey complex technical concepts Company Benefits: Cornerstone Defense offers a comprehensive list of benefits, designed to give employees and their families several options to choose from when selecting benefits that best fit their needs. These offerings include not only a full suite of the traditional Medical/Dental/Vision insurances, but also a number of other benefits and perks to include, but not limited to:

• A 401(K) plan with a company match
• tuition and training assistances
• paid vacation/leave
• a fitness reimbursement program
• college savings plan
• commuter benefits
• financial advisory services
• flex spending accounts
• health savings accounts
• STD/LTD coverage
• life and AD&D insurance
• employee assistance programs
• life financial planning assistance
• legal resources