Sr Software Engineer

Company Overview At Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, property and places. Our solutions foster the collaboration that’s critical for safer communities, safer schools, safer hospitals, safer businesses, and ultimately, safer nations. Connect with a career that matters, and help us build a safer future. Department Overview We are seeking a Software Engineer to join our core engineering team to design and develop a high-throughput, mission-critical active-active microservice framework responsible for dynamically routing and balancing traffic across multi-site deployments based on real-time health, capacity, and geolocation metrics. Job Description Key Responsibilities: Develop the core Load Distribution engine using Finite State Machines (FSM) to manage dynamic homing, execute Weighted Average Score (WAS) algorithms, and implement hysteresis. Architect high-throughput API and messaging layers using gRPC for metrics ingestion and RabbitMQ (RMQ) for event-driven communication. Implement distributed leader election and consensus mechanisms utilizing Consul Raft and LockAuthority across active-active deployments. Ensure system scalability to handle 3,000+ assignments per second while integrating Apache Ignite/GridGain for stateless caching and data recovery. Required Skills & Experience: Deep hands-on experience in Golang (preferred) and proficiency in C, C++, or Java. Strong computer science fundamentals, data structures, and algorithms. Deep understanding of distributed systems, multi-threading, concurrency control, and Finite State Machines (FSM). Hands-on expertise with networking and messaging protocols including gRPC, Protobuf v3, and RabbitMQ. Strong background with distributed databases like Apache Ignite and GridGain, and consensus tools like Consul Raft and LockAuthority. Practical knowledge of persistence and caching solutions such as PostgreSQL, Redis, and ElasticSearch. Excellent written and verbal communication skills for technical documentation and explaining complex ideas. Industry Experience - 1 to 10 years. Basic Requirements Proven ability to design active-active multi-site architectures handling network partitions, majority/minority quorums, and site-isolation scenarios. Experience with large-volume transaction systems, data migration workflows, and end-to-end observability frameworks like OpenTelemetry and Kibana. Familiarity with enterprise security tooling such as Vault and mTLS. Background in automated deployments using Docker and CI/CD pipelines. Travel Requirements Under 10% Relocation Provided None Position Type Experienced Referral Payment Plan Yes EEO Statement Motorola Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion or belief, sex, sexual orientation, gender identity, national origin, disability, veteran status or any other legally-protected characteristic. We are proud of our people-first and community-focused culture, empowering every Motorolan to be their most authentic self and to do their best work to deliver on the promise of a safer world. If you’d like to join our team but feel that you don’t quite meet all of the preferred skills, we’d still love to hear why you think you’d be a great addition to our team.