Senior Combat Coder - Full Stack Developer

Leidos•Terre Haute, IN

3d•$107,900 - $195,050•Onsite

About The Position

Leidos is seeking a Senior Combat Coder for their Sentinel program, supporting the United States Air Force in geographically distributed intelligence operations. Combat Coders directly support mission objectives by integrating data sources and interfaces quickly while being embedded with the user base. As a Combat Coder, you will engage directly with customers to build and modify all aspects of full-stack applications. Contributions will move directly to production systems with immediate feedback. You will be working with a small elite team of developers focused on getting things done to support the mission. Leidos aims to enhance global security and efficiency through technology and innovation, championing Integrity, Inclusion, Innovation, Agility, Collaboration, and Commitment. This role is for a highly skilled, adaptable full stack developer who thrives in challenging, disconnected, and resource-constrained environments, building and integrating mission-critical systems using Python, Apache NiFi, and other modern tools, often without constant connectivity. This is a hands-on role for someone who loves solving hard problems in the field, under pressure, and with creativity.

Requirements

Bachelors Degree with 8+ years of experience or a Masters Degree with 6+ years of experience. Additional experience may be considered in lieu of a degree.
US Citizen with at least an active TS/SCI clearance and the ability to maintain your clearance during your employment with Leidos.
Proven full stack development experience.
Strong Python skills and experience with Apache NiFi or similar dataflow/integration tools.
Comfort working in disconnected or degraded network environments — you know how to make things work without cloud dependencies.
Solid understanding of APIs, data pipelines, and system integration patterns.
Creative problem solver who thrives on tackling complex, ambiguous challenges.
Self-starter who can operate independently and deliver under tight deadlines.
Strong interpersonal and communication skills.
Understanding of source control such as Gitlab and others.

Nice To Haves

Experience using JEMA and ARC GIS
Experience with DevOps in air-gapped environments.
Background in secure coding practices and cyber resilient architectures.
Prior work in mission-critical, defense, or field operations.

Responsibilities

Integrate systems and data flows using Python, NiFi, and other integration frameworks.
Engineer resilient solutions that can operate in austere, bandwidth-limited, or air-gapped conditions.
Collaborate with cross-functional teams to rapidly prototype and deliver mission-critical capabilities.
Troubleshoot and optimize code and workflows in real-time, often with incomplete information.
Document and harden solutions for long-term maintainability in the field.