Jobs at Parallel Wireless

Leads outdoor field testing for 4G/5G Open RAN products, including test strategy, drive and walk tests, RF and KPI analysis, troubleshooting, defect validation, customer acceptance trials, and reporting. Builds end-to-end test setups, collaborates with R&D and customers, mentors junior engineers, and supports automation of field data collection and analysis.

Supports end-to-end integration and delivery of Open RAN LTE and 5G NR features. Reviews cellular radio designs, defines testing strategies, analyzes system performance, troubleshoots customer and laboratory issues, and produces technical reports. Collaborates with Product, Customer, and Automation teams to optimize next-generation base-station systems.

Leads regression validation for 2G, 4G, 5G, and O-RAN radio products. Responsibilities include test planning, Python-based automation, CI/CD and Kubernetes integration, RF validation using Keysight or Rohde & Schwarz equipment, troubleshooting complex radio issues, and mentoring engineers. The role develops RCT and end-to-end test scenarios, evaluates RF metrics, collaborates across hardware and software teams, and applies AI/ML tools to improve test generation, log analysis, failure investigation, and anomaly detection.

Design, develop, optimize, test, and support LTE Layer 1 PHY software for carrier-grade Open RAN systems. Investigate complex issues, perform root-cause analysis, improve real-time performance, contribute to architecture, and collaborate with MAC, systems, integration, QA, and product teams. Apply AI-assisted and agentic development workflows to coding, debugging, testing, and delivery while contributing to engineering best practices.

Leads end-to-end integration, validation, testing, and performance optimization of Open RAN 5G NR base-station solutions. Reviews cellular feature designs, defines system-level test strategies, evaluates interoperability and conformance, investigates complex integration issues, and drives root-cause resolution. Develops test methodologies, automation requirements, benchmarks, technical reports, and integration plans. Provides technical leadership, mentorship, and cross-functional guidance across engineering, product, automation, and customer-facing teams.

Architects and optimizes embedded Layer 2/Layer 3 protocol stack software for 4G/5G cellular systems. Develops new product capabilities, interprets communications standards, troubleshoots complex customer defects, and collaborates with distributed engineering teams to integrate, validate, and improve system performance.

Build and operate a secure, locally hosted LLM platform for enterprise engineering and business use. Responsibilities include model evaluation and optimization, inference serving, RAG and search pipelines, permission-aware retrieval, security controls, evaluation frameworks, observability, safe agent tooling, integrations, CI/CD, reliability, and lifecycle management. The role leads architecture and roadmap decisions while partnering cross-functionally to deliver measurable, production-ready generative AI capabilities.

Directs US Department of War and federal programs involving Open RAN, mesh networking, and 5G/6G solutions from inception through completion. Owns cost, schedule, technical performance, financial objectives, program plans, Statements of Work, milestones, risks, and subcontractor coordination. Identifies follow-on scope, manages contract execution, and leads cross-functional teams in dynamic government and defense environments.

Lead end-to-end investigation and resolution of field and lab issues across the wireless RAN stack. Reproduce problems, perform cross-layer log and code analysis, identify proven root causes, implement C/C++ fixes with Python tooling, and validate solutions. Develop features driven by design gaps and customer requirements, improve monitoring and regression coverage, and collaborate with customers and field teams. Use AI-assisted engineering tools to accelerate debugging, RCA, and code understanding across UE, RAN, core, platform, and EMS layers.

Develop real-time physical-layer software for 4G and 5G products using C/C++ on Linux and multi-core CPUs. Integrate, test, and validate features across laboratory and AWS environments, create test scripts and debugging tools, and support CI/CD releases. The internship includes exposure to Docker, Kubernetes, SIMD, wireless communications, digital signal processing, AI-assisted development, and Agile engineering practices.

Own the strategy, roadmap, business case, commercial success, and lifecycle of an energy-efficient Open RAN product line. Translate operator needs and market opportunities into differentiated products, lead cross-functional R&D and launch activities, manage pricing and revenue metrics, support operator trials and sales engagements, and drive go-to-market execution. The role requires deep telecom/RAN expertise, product leadership, operator engagement, and international travel.

Design and integrate advanced cellular communication systems for next-generation base stations. Define system requirements and high-level designs, optimize PHY algorithms, and serve as the focal point for system, PHY, and RF activities. Collaborate across hardware, software, FPGA, and RF teams, perform hands-on laboratory testing, troubleshoot complex systems, and mentor junior engineers.

Own the architecture, reliability, and performance of a sub-second Near-RT RIC telecom platform spanning C, C++, Go, protocols, messaging, Redis, and 50+ microservices. Lead protocol upgrades, migrations, and cross-team technical initiatives; establish architectural standards; resolve cross-service issues; review latency- and safety-critical designs; and mentor engineers. The role requires deep distributed-systems expertise, concurrency knowledge, Linux debugging, protocol handling, and experience leading complex systems into production.

Develop and maintain high-performance network platform software across IPsec, VPP, StrongSwan, Linux networking, Docker, and Kubernetes. Implement networking features, debug complex multi-layer systems, resolve defects, perform root-cause analysis, and optimize packet-processing performance. Build AI-assisted tools for log analysis and automated debugging. Collaborate across teams while taking ownership of networking features spanning applications, containers, datapaths, and Linux kernel layers.

Design, build, and maintain scalable, secure cloud infrastructure across AWS/Azure/GCP. Optimize and automate CI/CD pipelines, implement infrastructure-as-code, and improve observability. Troubleshoot performance and uptime, define DevOps best practices, and lead AI-driven tooling integration into the software delivery lifecycle.

The Accounting Manager oversees UK entity accounting, financial reporting, month-end and year-end close, statutory filings, tax compliance, accounts payable, cash forecasting, payroll accounting support, lease accounting, and internal controls. The role also contributes to global accounting initiatives, process automation, cross-entity reporting, audits, and policy development while managing external accountants and partnering with UK HR and US-based accounting leadership.

Own the end-to-end architecture and technical direction of production AI/ML systems for cellular RAN networks. Lead model selection, agent orchestration, RAG, data pipelines, evaluation, deployment, monitoring, and lifecycle management. Prototype critical components, establish engineering standards, mentor engineers, and collaborate with RAN, PHY, software, product, and customer-facing teams. Apply LLMs, classical machine learning, anomaly detection, and time-series analysis to network operations and wireless challenges.

Lead and grow a multidisciplinary AI engineering team, define technical strategy and roadmaps, and deliver production ML and LLM solutions across RAN products. Own architecture, evaluation, scalability, reliability, monitoring, and model lifecycle practices. Partner with Product, Systems, R&D, and telecom domain experts to identify AI opportunities, achieve measurable business impact, support customer trials, and manage recruitment, mentoring, performance, and delivery.

Develop and integrate a multi-RAT RAN digital twin for LTE and 5G NR. Build simulation, modeling, automation, data analysis, testing, and CI/CD capabilities using C/C++ and Python. Model communication-system behavior, evaluate AI/ML network optimization, create reproducible experiments and datasets, validate simulations against lab results, and debug across software, configurations, and measurements. Collaborate with RAN, PHY, systems, AI/ML, automation, and validation teams.

Develop, integrate, debug, and maintain cellular PHY software across 2G, 4G/LTE, and 5G NR systems. Analyze logs, traces, crash dumps, KPIs, configurations, and system behavior to isolate root causes and resolve complex product issues. Collaborate across MAC, RLC, RRC, RF, DSP, hardware, and system teams. Contribute to AI-assisted development, automated log analysis, and root-cause-analysis tools.