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# Software Engineer - GNSS Systems (Tools, Test & Data) in Sunnyvale

- **Company:** Energy Jobline
- **Location:** Sunnyvale, CA, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** C++ (Programming Language), Code Coverage, Code Review, JSON, Python (Programming Language), Log Analysis, Software Tools, Software Engineering, Rust (Programming Language), Data Ingestion, Git, Matplotlib, Information Technology, Plotly, Build Tools, Software Version Control, Data Pipelines, GNSS, Golang
- **Published:** September 18, 2026
- **Apply:** https://www.energyjobline.com/job/software-engineer-gnss-systems-tools-test-data-sunnyvale-31682384

## About the Role

* BS in Computer Science, Software Engineering, Electrical Engineering, or equivalent
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 * 2+ years of professional or substantial /project software engineering experience
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 * Solid programming fundamentals in Python and at least one systems/compiled (C/C++, Python, Go, Rust, etc.)
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 * Comfortable working with structured data and unstructured (CSV/JSON/binary logs) and building simple visualizations (e.g., Matplotlib, Plotly)
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 * Familiarity with version control (git) and basic software engineering practices (testing, code review)
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 * Strong problem-solving skills and willingness to learn RF/GNSS-adjacent concepts without prior domain expertise
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## Description

Do you want to be part of oneNav's disruptive next- GNSS products that are resilient in the field? We are seeking a Software Engineer to support oneNav's Advanced Products & Systems team by building the software tools, test infrastructure, and data pipelines that power our GNSS solutions. This role is well suited to a strong, curious software engineer who can quickly get comfortable around RF/GNSS data and pick up domain concepts on the job and deliver high-impact solutions in a fast-paced environment., n
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 * Build and maintain software that automates competitive receiver testing across jamming/spoofing waveforms and rolls results into standardized KPI tables
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 * Build tools to mine and process huge log files to visualize trends and performance
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 * Create internal dashboards, plots, and heatmaps that make receiver performance, test coverage, and countermeasure effectiveness easy to see for engineering, BD, and marketing stakeholders
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 * Write scripts and small applications that support the GNSS/RFI team's day-to-day workflow - log parsing, data ingestion, automation of repetitive analysis, lightweight internal apps
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 * Work closely with GNSS signal-processing engineers and the test team to turn loosely specified requests into reliable, reusable software
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