Senior Software & Systems Engineer - Hybrid (Remote 2 days)

Lever, Inc.; Broomfield (CO); Hybrid; USD 132,000 - 178,000; Full time

Job summary

Quantinuum seeks a Software-Focused Systems Engineer in Broomfield, CO to translate stakeholder needs into verifiable requirements and guide software-intensive systems from concept through integration, operation, and validation.

You will perform requirements engineering, system modeling, interface definition, troubleshooting, risk management, V&V support, and limited software development while working on a hybrid schedule with some remote days.

Qualifications

• Bachelor's degree in a relevant field.
• 8+ years of combined software engineering and systems engineering experience.
• 3+ years of experience developing requirements, system models, interfaces, and verification criteria.
• Due to contractual requirements, must be a U.S. Person (US citizen, permanent resident, or green card holder).
• Due to national security requirements, must not be a PRC or Russian national unless also a U.S. citizen.

Responsibilities

• Translate stakeholder needs into clear, testable system and software requirements with end-to-end traceability.
• Develop functional flows, block definition diagrams, behavioral models, system architectures, and Interface Control Documents.
• Allocate requirements and functions across software, hardware, users, and external systems.
• Assist troubleshooting by reproducing failures, analyzing logs and system behavior, isolating causes across subsystem boundaries, and recommending corrective actions.
• Perform change-impact analysis across requirements, architecture, interfaces, implementation, risks, and verification.
• Advise V&V teams on acceptance criteria, test coverage, failure scenarios, and expected system behavior.
• Lead or support FMEAs, define mitigations, assess residual risk, and ensure mitigations are implemented and verified.
• Support design, integration, technical reviews, defect investigations, and release-readiness decisions.
• Develop prototypes, simulations, test tools, or production software when needed to reduce technical risk or support delivery.
• Provide technical leadership and mentor junior software developers and systems engineers through design guidance, artifact and code reviews, troubleshooting support, and knowledge sharing.
• Promote consistent engineering practices for requirements, system modeling, software design, verification, risk management, and technical decision documentation.

Skills

Strong technical analysis

Collaboration & communication

APIs / system integration

Software engineering

Education

Bachelor's degree

Tools

SysML

Model-based systems engineering

GitHub

CI/CD

Robot Framework

Cypress

JFrog Artifactory

Job description

Quantinuum seeks a Software-Focused Systems Engineer in Broomfield, CO to translate stakeholder needs into verifiable requirements and guide software-intensive systems from concept through integration, operation, and validation.

You will perform requirements engineering, system modeling, interface definition, troubleshooting, risk management, V&V support, and limited software development while working on a hybrid schedule with some remote days.