Senior Software Engineer Security Clearance

Position: Senior Software Engineer with Security Clearance
Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do.

The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day-working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership.

If this sounds like the choice you want to make, then choose MITRE - and make a difference with us.

Department Summary:

Do you want to develop software systems that contribute to solving our nation's most critical problems? Do you want to work alongside engineers and scientists that are experts in their fields? Are you passionate about best practices for delivering the highest quality software solutions? We're making a difference every day-working for a safer, healthier, and more secure nation and world. At MITRE you will leverage your background and experience to make a difference in tangible, impactful problems that face our nation.

You'll work on diverse projects that support our Government sponsors and benefit from numerous learning and growth opportunities. Our workplace reflects our values. We want you to continue to grow your career at MITRE so that you can experience the gratifying work, our competitive benefits, exceptional professional development opportunities, and a culture of innovation that embraces flexibility, collaboration, and career growth.

Roles & Responsibilities : MITRE is seeking a Senior Software Engineer to design, build, secure, and operate mission-focused software systems and data platforms. The role emphasizes Python development, AWS cloud-native and distributed architectures, Dev Sec Ops  automation, and data engineering/ETL to support analytical and operational use cases. The candidate will deliver features and technical solutions, contribute to system architecture and engineering process improvements, and support both sustained program delivery and fast-turn mission needs.

The candidate should be prepared to work across multiple technology areas (cloud infrastructure, software engineering, and data engineering) and to support a mix of standard program work and urgent, high-impact enablement tasks as organizational priorities evolve. Responsibilities may include some or all of:
* Deliver modern software capabilities, improving architecture, platforms, and developer workflows with strong engineering practices (secure coding, reviews, testing, maintainable design).

* Partner with UX, Architecture, Data, Security, and Operations to define technical strategy and influence roadmaps with a customer-centric mindset.

* Champion architectural excellence (cloud-native, event-driven, microservices where appropriate) across AWS/Azure, balancing long-term vision with pragmatic execution.

* Design and integrate backend services and RESTful APIs, ensuring reliable data flows for mission workflows and downstream consumers.

* Build and operate data pipelines (ETL/ELT) for ingestion, transformation, validation, and publishing to analytics and operational APIs (including Airflow orchestration as needed).

* Develop and optimize data models, SQL, and database access patterns (Postgre

SQL/Mongo

DB), including migrations and data quality strategies.

* Implement containerized deployments with Docker/Kubernetes, including configuration, deployment patterns, and troubleshooting.

* Engineer Dev Sec Ops /CI/CD pipelines with security and quality gates and repeatable release processes.

* Provision and manage Linux environments using Infrastructure as Code (Terraform/Ansible) for reproducible dev/test/prod deployments.

* Communicate clearly via high-quality design docs/RFCs and runbooks; lead architecture reviews, incident response, post-incident learning, and compliance/observability integration (e.g., Splunk); mentor engineers and raise standards through reviews and design sessions.

Basic Qualifications:

* Typically requires a minimum of 5 years of related experience with a Bachelor's degree; or 3 years and a Master's degree; or a PhD with relevant experience who can immediately contribute at this job level; or equivalent combination of related education and work experience. The individual should be able to immediately contribute to this job step

* Eligibility for Secret clearance required; the applicant will need to be able access and work in classified environments as…