Location: Chantilly
Type: Contract
Job #3898

Title: Senior Software Engineer

Location: Chantilly, VA

*Clearance: *Active TS/SCI w/ Polygraph needed to apply *

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.

As a Senior Software Engineer, you will play a key role in designing, developing, testing, and deploying new features for a critical data transmission application that directly supports the US intelligence community. You will collaborate with a small, highly skilled team to build a robust, secure system that serves as the interface between multiple enterprise networks. This application plays a vital role in transmitting critical intelligence data from field sources to downstream systems. Your contributions will be instrumental as the application evolves into the central hub for all NiFi channels.

Responsibilities:

Design, develop, and implement new features for a data transmission application using Java and Apache NiFi.
Collaborate with cross-functional engineering teams to integrate the application with multiple enterprise networks, ensuring secure and efficient data flow.
Contribute to the technical roadmap, advancing the application into the central transmission hub for NiFi channels supporting the US intelligence community.
Provide mentorship to junior engineers and foster a collaborative, high-performance team environment.
Ensure high-quality code by adhering to best practices for testing, continuous integration, and code reviews.

Work within Agile development frameworks to iterate and deliver software solutions that meet mission-critical objectives.

Required Qualifications:

Active TS/SCI security clearance with relevant polygraph.
Minimum of 12 years of software development experience with a BS/BA degree or at least 10 years of experience with an MS/MA degree.
At least 4 years of Java or Python experience.
Demonstrated experience working in a Linux environment.
Proven expertise in AWS development, including knowledge of S3 buckets and EC2 instances.
Experience working within Agile development methodologies.

Desired Qualifications:

Experience with Apache NiFi, especially in data flow management and integration.
Familiarity with DevSecOps tools such as Git, Jenkins, Puppet, Chef, Ansible, Terraform, etc.
Experience with AWS SQS and Apache Kafka for message queuing and stream processing.

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I understand that neither the completion of this application nor any other part of my consideration for employment establishes any obligation for Cornerstone Defense to hire me. If I am hired, I understand that either Cornerstone Defense or I can terminate my employment at any time and for any reason, with or without cause and without prior notice. I attest with my signature below that I have given to Cornerstone Defense true and complete information on this application. No requested information has been concealed. I authorize Cornerstone Defense to contact references provided for employment reference checks. If any information I have provided is untrue, or if I have concealed material information, I understand that this will constitute cause for the denial of employment or immediate dismissal.

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