R&D Engineer – Mission Solutions

Rackner

R&D Engineer for defense-relevant software and platform solutions at Rackner. Focusing on prototyping and refining software based on user feedback and technical requirements.

Posted 6/3/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

Cloud

About the role

Key responsibilities & impact

Build, prototype, test, and refine software and platform solutions for defense-relevant use cases
Contribute to internal R&D efforts from concept through demonstration and follow-on improvement
Develop, configure, integrate, and validate prototype capabilities across cloud-native or containerized environments
Support technical demos, R&D events, solution walkthroughs, and customer or mission-focused engagements
Translate user, customer, and stakeholder feedback into clear technical requirements and next-step recommendations
Work closely with engineers and technical leadership to evaluate tradeoffs, troubleshoot issues, and improve system behavior
Bridge operational needs and software implementation by helping teams understand what users need and what is technically feasible
Test APIs, services, workflows, integrations, and deployment patterns in modern software environments
Prepare demo materials, technical documentation, briefing content, and post-event feedback summaries
Communicate technical concepts clearly to engineering teams, program stakeholders, customers, and mission users
Represent Rackner’s R&D work with professionalism, curiosity, and technical credibility

Requirements

What you’ll need

U.S. citizenship required due to federal contract requirements
Ability to obtain and maintain a U.S. government security clearance
Technical background in software development, platform engineering, systems engineering, DevSecOps, cloud technologies, or a related discipline
Hands-on experience designing, building, integrating, testing, or improving modern software systems
Proven ability to collaborate with engineering teams through prototype development, experimentation, implementation, or delivery efforts
Working knowledge of APIs, cloud platforms, container technologies, CI/CD pipelines, and modern development practices
Ability to collect input from users and stakeholders and convert needs into clear engineering priorities
Strong communication skills with the ability to explain architectures, tradeoffs, and technical decisions to varied audiences
Comfortable operating independently in fast-moving environments with evolving requirements
Willingness to travel approximately 15% for R&D events, demonstrations, collaboration sessions, or customer engagements

Benefits

Comp & perks

Company-supported certifications aligned to current and future program work, including cloud, Kubernetes, DevSecOps, security, AI/ML, project management, and related technical areas
Clear advancement tracks and future leadership opportunities
401(k) with 100% match up to 6%
Comprehensive medical, dental, vision, life, and disability coverage
Generous PTO and paid holidays
Home-office equipment plan and remote work support
Fitness and wellness reimbursement
Weekly pay schedule and modern perks, including team events

ATS Keywords

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Hard Skills & Tools

software developmentplatform engineeringsystems engineeringDevSecOpscloud technologiesAPI testingintegration testingmodern software systemsCI/CD pipelinescontainer technologies

Soft Skills

collaborationcommunicationproblem-solvingtechnical credibilitycuriosityindependenceadaptabilityuser feedback translationstakeholder engagementpresentation skills

Certifications

U.S. government security clearance