Principal Software Engineer with Security Clearance

Prinicipal Software Engineer • Up to $200k Base • C / C++ / Python Summary A technology-focused engineering organization is seeking software engineers to help design and build high-performance distributed computing systems used in complex, mission-critical environments. The team develops advanced software platforms that support real-time processing, scalable infrastructure, and modern cloud-native architectures.

This role offers the opportunity to work across the full software development lifecycle, from early design and development through system integration, deployment, and long-term operational support. Engineers collaborate closely with multidisciplinary teams to build reliable, scalable systems that operate in demanding environments. Responsibilities Software engineers in this role support the development and maintenance of distributed, software-intensive systems.

Responsibilities include software design, development, integration, testing, deployment, and ongoing maintenance following established engineering processes. Engineers work within collaborative teams consisting of software and systems engineers to produce design documentation, implementation artifacts, and test materials. Additional responsibilities include participating in peer reviews, integrating system components, supporting deployment in both internal lab environments and operational sites, and addressing updates, change requests, and defect reports for deployed systems

Required Skills , • Strong programming experience in C/C++ • Experience with Python • Development in Linux environments • Familiarity with Agile software development processes • Version control using Git Preferred Skills • Messaging frameworks for distributed systems (e.g., RabbitMQ, NATS, AMQP) • REST API design and development, including API documentation and contract testing • TCP/IP networking fundamentals, particularly in cloud or edge environments • Continuous Integration / DevOps pipelines • Containerization technologies such as Docker • Container orchestration platforms (Kubernetes or similar tools) • Monitoring and observability tools (e.g., Prometheus, Loki, Grafana) • Experience with virtualization or cloud environments (AWS, VMware, or similar) • Web-based GUI development • Collaboration platforms for documentation and issue tracking • Infrastructure-as-Code tools (e.g., Ansible, Terraform, Packer) • Container cluster management tools • Knowledge of system security hardening standards and best practices Qualifications , • Must be a U.S. citizen and eligible to work on projects requiring a high-level security clearance TO BE CONSIDERED Please either apply by clicking online or emailing me directly
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I can make myself available outside of normal working hours to suit between 7am until 8pm. If unavailable, please leave a message and either myself or one of my colleagues will respond. By applying for this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only. Also feel free to follow me on twitter @searchablejim or connect with me on LinkedIn! I look forward to hearing from you. C++ / C / PYTHON / REST API / DEVOPS / DOCKER / PROMETHEUS / GRAFANA / GUI /
SECURITY CLEARANCE / TS/SCI /