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Software Jobs in Louisville, CO (Now Hiring) — 31 open

Infleqtion logoInfleqtion

Sr Test Engineer

Louisville, Colorado, United States · On-site

$106k–$141k/yr

Senior$438M raised

Infleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental p…

Skills: Python, Hardware Validation, System Integration Testing, Linux, Git

Aurora logoAurora

Software Engineer, Maps Infra

Louisville, Colorado, United States · Hybrid

$126k–$201k/yr

Senior$4.2B raised

Who we are Aurora’s mission is to deliver the benefits of self-driving technology safely, quickly, and broadly. The Aurora Driver will create a new era in mobility and logistics, one that will bring a safer, more efficie…

Skills: C++, Distributed Systems, Cloud-Native Technologies, AWS, GCP

Infleqtion logoInfleqtion

Cloud Infrastructure Engineer

Louisville, Colorado, United States · On-site

$97k–$112k/yr

Mid level$438M raised

Infleqtion is seeking an experienced Cloud Infrastructure Engineer to join our Information Technology team. This role is responsible for the engineering, administration, and ongoing expansion of our Microsoft Azure infra…

Skills: Microsoft Azure, Windows Server Administration, Microsoft Entra ID, Active Directory, PowerShell

Sierra Space logoSierra Space

Applications Developer II

Louisville, Colorado, United States · On-site

$89k–$122k/yr

Mid level$2.2B raised

Sierra Space Careers: At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaboration and a belief that we…

Skills: Software Design, Coding, Unit Testing, Debugging, Git

Sierra Space logoSierra Space

Systems Engineer I

Louisville, Colorado, United States · On-site

$78k–$107k/yr

Entry level$2.2B raised

Sierra Space Careers: At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaboration and a belief that we…

Skills: Orbital Mechanics, Spacecraft Attitude Dynamics, Matlab, FreeFlyer, STK

IonQ logoIonQ

Senior Flight Software Engineer

Louisville, Colorado, United States · Hybrid

$146k–$191k/yr

Senior$3.8B raised

About IonQ: IonQ, Inc. [NYSE: IONQ] is the world’s leading quantum platform and merchant supplier - delivering integrated quantum solutions across computing, networking, sensing, and security. IonQ’s newest generation of…

Skills: Flight Software Development, C, C++, Python, Real-time Embedded Systems

Sierra Space logoSierra Space

SAP/BTP Applications Developer III

Louisville, Colorado, United States · On-site

$117k–$161k/yr

Senior$2.2B raised

Sierra Space Careers: At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaboration and a belief that we…

Skills: SAP/BTP, Software Design, Coding, Unit Testing, Debugging

Infleqtion logoInfleqtion

Senior Embedded Software Engineer

Louisville, Colorado, United States · On-site

$131k–$231k/yr

Senior$438M raised

Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of-magnitude improvements in sensing and computing applications. As a deep-tech startup, we embrace a results-driven, fast-p…

Skills: Rust, Embedded Systems, C++, FPGA, Embedded Linux

ATEC Spine logoATEC Spine

Software Engineer II, Valence

Louisville, Colorado, United States · On-site

$95k–$110k/yr

Mid level$1.3B raised

The Software Engineer II position will support software development for ATEC's surgical navigation and robotics platform. They will support activities for software development to ensure ATEC’s cutting edge medical produc…

Skills: C++, Linux, Unix, Agile, Git

ATEC Spine logoATEC Spine

Senior Software Engineer, Valence

Louisville, Colorado, United States · On-site

$120k–$130k/yr

Senior$1.3B raised

The Senior Software Engineer position will support software development for ATEC's surgical navigation and robotics platform. They will have the responsibility and authority to develop and perform activities for software…

Skills: C++, Linux, Qt Framework, VTK, ITK

ATEC Spine logoATEC Spine

Staff Software Engineer, Valence

Louisville, Colorado, United States · On-site

$130k–$145k/yr

Senior+$1.3B raised

The Staff Software Engineer position will support software development for ATEC's surgical navigation and robotics platform. . They will have the responsibility and authority to develop and perform activities for softwar…

Skills: C++, Linux, Surgical Navigation, Qt Framework, 3D Spatial Geometry

Alchemer logoAlchemer

Technical Support Representative

Louisville, Colorado, United States · Hybrid

Mid level

Who You Are Be Curious We ask questions, seek to understand others, and stay curious about the problems we solve. Curiosity fuels creativity and innovation - and helps us build better solutions. Customer First We put peo…

Skills: Customer Service, Technical Support, Problem Solving, Written Communication, Verbal Communication

Duda logoDuda

Account Executive, Mid Market

Louisville, Colorado, United States · Hybrid

$155k–$167k/yr

Mid level$96M raised

Position Title: Account Executive, Mid Market Reports to: CRO Office Location: Louisville, CO Work Arrangement: Hybrid (Tues, Wed, Thurs in-office) About Duda Duda is a leading website platform for professionals, helping…

Skills: B2B SaaS Sales, Full-Cycle Sales, Outbound Prospecting, Product Demonstrations, Pipeline Management

Red 6 logoRed 6

Chief Engineer

Louisville, Colorado, United States · On-site

$200k–$250k/yr

Senior+$111M raised

Company Overview Red 6 is an innovative Augmented Reality (AR) technology startup leading the way in synthetic air combat training. Our primary technology, supporting our ATARS product, enables pilots to simulate the cog…

Skills: System Architecture, Hardware Design, Systems Integration, Technical Leadership, System Analysis

Red 6 logoRed 6

Manufacturing Test Engineer

Louisville, Colorado, United States · On-site

$128k–$168k/yr

Senior$111M raised

Company Overview Red 6 is an innovative Augmented Reality (AR) technology startup leading the way in synthetic air combat training. Our primary technology, supporting our ATARS product, enables pilots to simulate the cog…

Skills: Production Test Development, PCBA Testing, System-level Testing, Python, C/C++

Alchemer logoAlchemer

Business Development Representative

Louisville, Colorado, United States · On-site

Mid level

Who You Are Be Curious We ask questions, seek to understand others, and stay curious about the problems we solve. Curiosity fuels creativity and innovation - and helps us build better solutions. Customer First We put peo…

Skills: Prospecting, Lead Generation, Cold Calling, Email Campaigns, Relationship Building

Biodesix, Inc. logoBiodesix, Inc.

Business Systems Analyst II

Louisville, Colorado, United States · On-site

$84k–$99k/yr

Mid level$445M raised

Business Systems Analyst II ABOUT US: Biodesix is a leading diagnostic solutions company, driven to improve clinical care and outcomes for patients. Biodesix Diagnostic Tests support clinical decisions to expedite person…

Skills: Requirements Management, Business Analysis, Analytical Thinking, Problem Solving, Organizational Skills

Alchemer logoAlchemer

Buisness Development Representative

Louisville, Colorado, United States · On-site

Mid level

Who You Are Be Curious We ask questions, seek to understand others, and stay curious about the problems we solve. Curiosity fuels creativity and innovation - and helps us build better solutions. Customer First We put peo…

Skills: Prospecting, Lead Generation, Cold Calling, Email Campaigns, Relationship Building

Alchemer logoAlchemer

Marketing Website Developer

Louisville, Colorado, United States · On-site

$90k–$110k/yr

Mid level

Who You Are Be Curious We ask questions, seek to understand others, and stay curious about the problems we solve. Curiosity fuels creativity and innovation - and helps us build better solutions. Customer First We put peo…

Skills: WordPress Development, Technical SEO, Conversion Rate Optimization, PHP, HTML

Sierra Space logoSierra Space

Technical Systems Administrator II

Louisville, Colorado, United States · On-site

$84k–$115k/yr

Mid level$2.2B raised

Sierra Space Careers: At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaboration and a belief that we…

Skills: System Administration, Hardware Installation, Software Configuration, CI/CD, Troubleshooting

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Showing 1–20 of 31

Infleqtion logo

Sr Test Engineer

Infleqtion

Louisville, Colorado, United States • On-site

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  • $106k–$141k/yr
  • Full-time
  • bachelor degree, postgraduate degree
  • Medical Insurance, Dental Insurance, Vision Insurance, Short-term Disability, Long-term Disability, Health Savings Account
  • Posted 2d ago
  • ~40 hrs/week

Responsibilities

Develop and execute test strategies and automated test platforms for atomic clock systems and subsystems. Design optical and electrical test benches while collaborating with cross-functional teams to support product development from prototype to production.

Requirements

Requires a Bachelor's degree in Electrical or Computer Engineering with over 5 years of experience in hardware validation and Python scripting. Proficiency with electronic lab equipment and Linux environments is essential.

Full job description

Infleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enables “quantum everywhere” through our ecosystem of devices and platforms.

POSITION SUMMARY

We are seeking a Senior Test Engineer to support the development and validation of an atomic clock product pilot line. This individual will join the New Product Introduction Team and work across hardware, software, and R&D teams to develop and execute test plans, set up and interface with test equipment, and automate pilot line test processes. A strong candidate will have hands-on experience with test automation, scripting, hardware validation, and embedded system testing in a Linux-based environment.

JOB RESPONSIBILITIES

The duties and responsibilities outlined below include essential functions of the role. Depending on business needs, this role may perform a combination of some or all the following duties. Duties, responsibilities, and activities may change, or new ones may be assigned at any time with or without notice.

  • Develop, maintain, and execute test strategies and test plans for atomic clock systems and subsystems.
  • Lead End of Line test plan definition for new products and features, in collaboration with firmware, software, and hardware design teams.
  • Design and deploy optical and electrical test benches for system integration.
  • Perform compliance, robustness, and reliability testing on electronic and optical subsystems.
  • Support board bring-up and debugging efforts, providing feedback to design teams.
  • Develop and maintain an automated test platform using Python.
  • Operate and interface with a range of electrical and optical lab test equipment.
  • Process and visualize test data, leveraging scripting and analysis tools to extract meaningful insights.
  • Work within Git-based software development workflows to track, version, and collaborate on test software.
  • Bachelor’s degree in Electrical Engineering, Computer Engineering, or a related field.
  • 5+ years of relevant industry experience with a focus on hardware validation and system integration testing.
  • Strong programming skills in Python and other scripting languages.
  • Familiar with at least one compiled language (C/C++/Rust).
  • Hands-on experience with optical and electronic test equipment, including oscilloscopes, DMMs, OSAs, and VNAs.
  • Strong understanding of communication protocols (USB, I2C, SPI, serial comms, etc.).
  • Ability to process, analyze, and visualize test data to drive design decisions and improvements.
  • Comfortable working in Linux environments with command-line tools for scripting and automation.
  • Collaborate with a cross-functional team to support product development from prototype to production
  • Experience with Git and modern software development workflows.
  • Strong analytical and problem-solving skills, with experience in root cause analysis and debugging embedded systems.

PREFERRED QUALIFICATIONS

  • Master’s degree in electrical engineering, Computer Engineering, Physics, or a related field.
  • 10+ years of experience in hardware test and validation.
  • Experience with firmware integration, embedded system validation, and debugging.
  • Experience with environmental reliability testing and compliance validation.
  • Knowledge of regulatory compliance standards relevant to test and validation processes.
  • Prior experience working with atomic, optical, or quantum technologies.
  • Ability to travel to support remote test integration and commissioning as required.

WE HIGHLY VALUE

  • Great verbal and written communication skills to effectively share information with technical and non-technical staff
  • Strong engagement and collaboration skills with constant drive for success, ownership and pride in your work
  • Sense of urgency and responsibility and a true passion for attention to detail where it matters
  • Open communication style and extremely positive attitude which shows through consistent daily habits
  • Demonstrated problem solving skills and fast learning rate
  • Capability of working with both a high degree of autonomy (taking high level goal as an input to discover and execute an optimal plan, gathering required resources to achieve the goal) and collaboratively (soliciting and incorporating input from colleagues as necessary)

The targeted salary range for this role is $106,000 to $141,000 on an annualized basis

    • 100% company-paid medical, dental, vision, short/long-term disability
    • Employer-funded Health Savings Account
    • Unlimited PTO
    • 401(k) match
    • Company-paid Life and AD&D Insurance
    • Flexible Savings Account
    • Paid FMLA, Maternity/Paternity Leave
    • Employee Assistance Program
    • Student Loan Repayment

Equal Opportunity

Here you have freedom to embrace your whole self: who you love, your gender identity and expression, skin color, age, appearance, disability, neurodiversity, DNA, military/veteran status, citizenship, and other factors that make up who you are. Your uniqueness is valued, welcomed, and appreciated here. We are dedicated to providing a positive workplace and base all employment decisions on your qualifications, performance, merits, as well as business needs. We are proud to be an Equal Employment Opportunity Employer.

Related keywords

Quantum TechnologyAtomic ClockTest AutomationFirmwareHardware ValidationEmbedded SystemsPythonC++RustLinuxGitOscilloscopeDMMOSAVNAUSB

About Infleqtion

LinkedInVisit site

Global leader in quantum technology, delivering neutral atom solutions for computing, networking, sensing, and security

Industry
Computers and Electronics Manufacturing
Company size
201-500 employees
Founded
2007
Headquarters
Louisville, Colorado
LinkedIn followers
39,800
Total funding
$438M

Infleqtion, Inc. (NYSE: INFQ) is a global leader in quantum technology, delivering neutral atom solutions for quantum computing, networking, sensing, and security. With a product portfolio spanning quantum computers, quantum optical clocks, RF receivers, and inertial sensors, Infleqtion’s full-stack approach combines high-performance hardware with the company’s proprietary Superstaq quantum computing software platform. Infleqtion’s systems are already in use by the U.S. Department of War, NASA, the U.K. government, and in multiple collaborations with NVIDIA. Infleqtion, in collaboration with NVIDIA, published the world’s first demonstration of a materials science application using logical qubits. With operations in the U.S., Europe, and Asia, Infleqtion meets the demands of government and commercial customers across the space, defense, energy, finance and telecommunications sectors.

Offices: 1315 W Century Dr, Suite 150, Louisville, Colorado 80027, US · 3030 Sterling Circle, Boulder, Colorado 80301, US · New Road, Oxford, England, GB · 612 W Main St, Madison, Wisconsin 53703, US · 141 W Jackson Blvd, 1875, Chicago, Illinois 60604, US

quantum computingquantum sensorsquantum information processingquantum machinesquantum technologyquantum computersquantumdefensequantum commercializationquantum devices
View all jobs at Infleqtion

Frequently asked questions

How much do Software jobs in Louisville, CO pay?

Based on 28 listings with disclosed salaries, most software jobs in Louisville, CO pay between $84k–$183k per year. Individual offers vary with seniority, company size, and specialization.

How many Software jobs are open in Louisville, CO right now?

There are currently 31 open software positions in Louisville, CO listed on Clera. New openings are added daily as companies post roles.

Which companies are hiring for Software roles in Louisville, CO?

Companies currently hiring include Alchemer, Sierra Space, Peaksware Holdings, LLC, ATEC Spine, Infleqtion, among others. Browse the listings above to see every active employer.

Are there remote or hybrid Software jobs in Louisville, CO?

Yes — 11 of the 31 open software positions offer remote or hybrid work (0 remote, 11 hybrid).

How do I apply for Software jobs in Louisville, CO?

Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.

Software jobs in other cities

New York, NYSan Francisco, CAAustin, TXSeattle, WABoston, MAChicago, ILWashington, DCAtlanta, GASunnyvale, CASan Jose, CA

Other jobs in Louisville, CO

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