Software engineering internship jobs in Lakewood, CO

*** W2 Contract Only - No C2C - No 3rd Parties *** The Ash Group is hiring a Lead Software Engineer (Full Stack) for our client (one of the largest private credit providers in the US agricultural economy) based in Greenwood Village, CO (hybrid). This is a high-impact role requiring 6-8 years of experience, with mandatory hands-on expertise in React (4+ years) and Node.js (4+ years). You will be leading the design and development of foundational SPA (Single Page Application) and BFF (Backend for Frontend) architecture on AWS, driving major digital transformation and automating business processes. Role Details Compensation: Competitive pay rate of $95 per hour. Benefits: Medical, dental, vision, and direct primary care benefits. After six months of employment, enjoy a 4% matched 401(k) plan with immediate 100% vesting. Duration: 6-month contract with possible extension. Location: Hybrid in Greenwood Village, CO (availability during 9 am - 5 pm MT core hours required). What You'll Be Doing Lead the design, development, and implementation of technical solutions as a Full Stack Engineer, with a focus on building robust, cloud-based solutions on AWS. Mandatory hands-on development using React, HTML/CSS, and Node.js, including the creation of Restful APIs for Single Page Applications. Support the RPA (Robotics Process Automation) team and develop solutions for improving quality, delivery, and customer/employee experience using automation technologies. Apply a strong understanding of the Software Development Lifecycle (SDLC) and CI/CD pipelines (e.g., Git, Docker, Kubernetes) to ensure reliable deployments and automation. Provide workday and after-hours production support, including troubleshooting, problem correction, and root cause analysis. What We're Looking For 6-8 years of experience as a Software Engineer. 4+ years of hands-on experience with Front-end technologies: React, HTML/CSS. 4+ years of hands-on experience with Back-end technologies: Node.js. Experience building Restful APIs and developing Single Page Applications (SPAs). Experience with AWS (or GCP, Azure) and container orchestration services like Docker and Kubernetes. Strong understanding of CI/CD pipelines, Git, and version control processes. Proficiency with SQL, Python, and open-source databases is a plus. This is a rare opportunity to work on an architecture being built from the ground up, driving the launch of new, transformative digital processes for a major financial institution. #SoftwareEngineer #LeadEngineer #FullStackDeveloper #React #NodeJS #AWS #SPA #BFF #RPA #Kubernetes #GreenwoodVillageJobs #ColoradoJobs #HybridWork #Contract

Job Title: Staff Software Engineer - Filesystems and Data Protocols Job Type: 6 mths CTH or Direct FTE, both okay. Responsibilities: We are looking for a highly skilled Staff Software Engineer with specialization in Filesystems and Data Protocols to join the team. In this pivotal role, you will design, develop, and optimize the core components of Infinia, Client's advanced distributed intelligent data platform. You will leverage cutting-edge AI development and deployment tooling-prompt engineering, to reduce time-to-insight, accelerate delivery velocity for better Business outcomes. Key Responsibilities: Design and implement Data Orchestration layer on top of distributed Filesystem. This module will integrate Infinia on premise solution with multi cloud Data Services. Design and enhance the core components of Infinia for high performance and scalability. Own critical customer case escalations end-to-end, including deep root cause analysis and mitigation strategies. Drive design discussions, build prototypes and contribute to deliver high quality products Utilize AI-powered debugging, log analysis, and system pattern recognition tools to accelerate resolution. Conduct code reviews and improve scalability, stability, reliability and performance of INFINIA solutions Required Qualifications: Bachelor's or master's degree in computer science, Software Engineering, or a related field. 8+ years of Data Storage and management, software engineering experience. Strong expertise in C++ Preferred Skills: Experience with cloud Data Storage services like AWS S3 or Google Cloud Storage (GCS). Data movement, copy workflows: remote replication, cloud backup/restore Experience with real-time data processing and streaming frameworks such as Apache Kafka. Experience with Distributed systems About Maxonic: Since 2002 Maxonic has been at the forefront of connecting candidate strengths to client challenges. Our award winning, dedicated team of recruiting professionals are specialized by technology, are great listeners, and will seek to find a position that meets the long-term career needs of our candidates. We take pride in the over 10,000 candidates that we have placed, and the repeat business that we earn from our satisfied clients. Interested in Applying? Please apply with your most current resume. Feel free to contact Nina Schindler (**************** / ************** for more details.

Title: Java Developer Duration:Direct-hire Salary range: Up to $150,000 This role focuses on building scalable, secure, and high-performing applications within a modern cloud-based environment. The developer will contribute to the design, implementation, and improvement of backend services, integrations, and system components. The ideal candidate is strong in Java, experienced with AWS tools, and comfortable working in an Agile setting. This position collaborates closely with cross-functional teams, supports high-impact technical initiatives, and helps shape best practices across the development lifecycle. Responsibilities Develop and maintain reliable, efficient backend services and software components. Participate in solution design for complex features and enhancements, ensuring adherence to engineering standards and control requirements. Troubleshoot issues across systems, identify root causes, and propose broad-reaching improvements. Work closely with product, QA, and architecture teams to deliver high-quality functionality. Contribute to documentation, design discussions, and code reviews. Support Agile workflows and contribute to continuous improvement efforts. Apply strong understanding of system interactions, integrations, and data flows to ensure seamless functionality. Promote best practices for performance, scalability, and resiliency. Skills 8-10+ years of professional Java development experience. Deep experience with Java/J2EE technologies. Strong AWS knowledge (EC2, S3, Lambda, SNS/SQS, etc.). Experience with databases such as MongoDB, MySQL, or ElasticSearch. Familiarity with event-driven design or rules engines. Knowledge of scalable system design concepts and architecture patterns. Prior experience in Agile/Scrum environments. Excellent problem-solving skills and ability to manage multiple priorities. Strong communication and collaboration capabilities. Desired Skills and Experience Skills 8-10+ years of professional Java development experience. Deep experience with Java/J2EE technologies. Strong AWS knowledge (EC2, S3, Lambda, SNS/SQS, etc.). Experience with databases such as MongoDB, MySQL, or ElasticSearch. Familiarity with event-driven design or rules engines. Knowledge of scalable system design concepts and architecture patterns. Prior experience in Agile/Scrum environments. Excellent problem-solving skills and ability to manage multiple priorities. Strong communication and collaboration capabilities. All qualified applicants will receive consideration for employment without regard to race, color, national origin, age, ancestry, religion, sex, sexual orientation, gender identity, gender expression, marital status, disability, medical condition, genetic information, pregnancy, or military or veteran status. We consider all qualified applicants, including those with criminal histories, in a manner consistent with state and local laws, including the California Fair Chance Act, City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, and Los Angeles County Fair Chance Ordinance. For unincorporated Los Angeles county, to the extent our customers require a background check for certain positions, the Company faces a significant risk to its business operations and business reputation unless a review of criminal history is conducted for those specific job positions.

About the Role: This role is a Senior .NET Full Stack Developer for a client of ours in the tech solutions space. Looking for someone with 5+ full stack development. Required Skills: Bachelor's Degree in IT, Computer Science, or similar 5+ years of full stack development using .NET (C#) frameworks NoSQL experience AWS and / or Azure experience About the Company: Our client in the tech solutions space is a small but growing company based in Colorado. They have a superior software product and are continuing to grow at a rapid pace. They work hard and have an excellent culture.

We currently have multiple, full-time direct hire, Senior Software Engineering roles with a customer in Denver within one of the fastest growing global industries. Please reach out for more details! Qualifications Previously worked on high throughput and low latency systems. Experience in coaching and mentoring in technical subject areas. Ability to prioritize people and conversations over process. Previously thrived in a fast-paced agile environment. An aptitude and enjoyment in learning new technologies. Commercial experience using GCP with Kubernetes. Experience Microservice development, ideally with Golang, Rust, or equivalent. Knowledge of React and Typescript. Exposure to C#, .net, MSSQL and/or WPF. Experience in a delivery focused culture. ...

Crosscheck Staffing is currently working with a well-funded startup approaching Series A funding. This is a hands-on role focused primarily on backend systems, APIs, and integrations, with occasional frontend work. You'll be joining a small, highly collaborative team at an inflection point as the company gains momentum and prepares for its next phase of growth. What We're Looking For Strong backend engineer with experience building and owning production APIs Hands-on experience integrating third-party APIs and external systems Comfortable owning features end-to-end in a small, early-stage team Familiarity with modern backend languages and frameworks (Node/TypeScript, Python, Go, etc.) Willingness to contribute to frontend work when needed (not a frontend-heavy role) Enjoys in-person collaboration and early-stage startup environments Our Stack (Nice to Have, Not Required) TypeScript, React NestJS, Postgres, Prisma AWS, Docker, Vercel

Job Title: Senior UI Software Engineer (On Site) No C2C Offers please. Candidates must be able to work in the US without a sponsor. Our client is engineering a next-generation Work Orchestration platform-one that transforms complex organizational processes into clear, intuitive, action-driven experiences. Their UI and UX are central to that mission. They develop their front end using WiseJ, enabling engineers to build rich, enterprise interfaces entirely in C# and .NET-with strongly typed code, centralized controls , and without the typical bloat of sprawling JavaScript frameworks and constantly shifting third-party libraries. Their engineering team is supported by a world-class, fully-managed Figma Design System, including design tokens, responsive variants, and component-compliant wireframes and prototypes. This gives engineers a complete, consistent UI blueprint-freeing them to focus on architecture, performance, and behavior rather than recreating UI patterns from scratch. If you want to build beautifully engineered, large-scale UI systems in an environment designed for clarity and craftsmanship, Nexee is the place. Position Overview: We are seeking a Senior UI Software Engineer to lead development of a an enterprise-grade interface. You will architect highly interactive, intelligent User Interfaces using a unified .NET and WiseJ stack, while collaborating closely with product and design to deliver a first-class user experience. Key Responsibilities • Architect and implement high-performance user interfaces using WiseJ, C#, and .NET, with a strongly typed and unified codebase. • Translate Figma design system components, wireframes, and prototypes directly into consistent, pixel-aligned engineering implementations. • Develop adaptive layouts, multi-panel interfaces, drag-and-drop tools, and other advanced interaction patterns for enterprise-scale use cases. • Maintain clean, composable, reusable UI architecture that avoids unnecessary libraries and minimizes complexity. • Collaborate with UX, product, and backend engineering to ensure seamless integration across all system layers. • Contribute to UI standards, internal tooling, code quality, and mentorship of other engineers. • Team management experience. Qualifications Required • Bachelor's in Computer Science, Engineering, or related field. • 6-10+ years of UI engineering experience with complex, data-heavy, or enterprise platforms. • Strong proficiency in C#, .NET, Visual Studio, and object-oriented UI development. • Experience designing and shipping real-time, component-driven UI systems. • Deep understanding of UI architecture, state management, and interaction modeling. Preferred (Not Required) • Experience with WiseJ or other server-managed UI frameworks. • Experience working with structured Figma design systems, including tokens, variants, and engineering-aligned prototypes. • Background building reusable UI component libraries and internal platform frameworks. • Familiarity with distributed systems, real-time data and workflow automation tools. Why this job? • Competitive salary and benefits • Collaborative, high-talent, on-site engineering culture in Boulder, CO • A unified, strongly typed UI stack-no fractured front-end layers • Direct influence over a platform designed for massive scale • A culture that values clarity, simplicity, craftsmanship, and deep work How to • Competitive salary and benefits. • A flexible and dynamic work environment. • Opportunities for professional growth and development. • A culture that values work-life balance. • The chance to be part of a transformative enterprise solution.

Now Hiring: Systems Software Engineer II 📍 Denver , Colorado | 💰 $108,000 - $135,000 per year 🏢 About the Role We're looking for an experienced Systems Software Engineer II to join Sunbelt Controls, a leading provider of Building Automation System (BAS) solutions across the Western U.S. In this role, you'll develop and program databases, create custom graphics, and integrate control systems for smart buildings. You'll also support project startups, commissioning, and troubleshooting - working closely with project managers and engineers to deliver high-quality, energy-efficient building automation solutions. If you have a passion for technology, problem-solving, and helping create intelligent building systems, this opportunity is for you. ⚙️ What You'll Do Design and program BAS control system databases and graphics for assigned projects. Lead the startup, commissioning, and troubleshooting of control systems. Work with networked systems and diagnose LAN/WAN connectivity issues. Perform pre-functional and functional system testing, including LEED and Title 24 requirements. Manage project documentation, including as-builts and commissioning records. Coordinate with project teams, subcontractors, and clients for smooth execution. Mentor and support junior Systems Software Engineers. 🧠 What We're Looking For 2-5 years of experience in Building Automation Systems or a related field. Associate's degree in a technical field (Bachelor's in Mechanical or Electrical Engineering preferred). Proficiency in MS Office, Windows, and basic TCP/IP networking. Strong organizational skills and the ability to manage multiple priorities. Excellent communication and customer-service skills. Valid Colorado driver's license. 💎 Why You'll Love Working With Us At Sunbelt Controls, we don't just build smart buildings - we build smart careers. As a 100% employee-owned company (ESOP), we offer a supportive, growth-oriented environment where innovation and teamwork thrive. What we offer: Competitive salary: $108K - $135K, based on experience Employee-owned company culture with a family-oriented feel Comprehensive health, dental, and vision coverage Paid time off, holidays, and 401(k)/retirement plan Professional growth, mentorship, and ongoing learning opportunities Veteran-friendly employer & Equal Opportunity workplace 🌍 About Sunbelt Controls Sunbelt Controls is a premier BAS solutions provider serving clients across multiple industries, including data centers, healthcare, education, biotech, and commercial real estate. We specialize in smart building technology, system retrofits, analytics, and energy efficiency - helping clients reduce operational costs and achieve sustainable performance. 👉 Apply today to join a team that's shaping the future of intelligent buildings. #Sunbelt #BuildingAutomation #SystemsEngineer #HVACControls #BASCareers

Java Developer with Surescript We are seeking a highly skilled Java Developer with strong expertise in Microservices and Spring Boot. The ideal candidate should have a solid understanding of cloud modernization practices and some exposure to mobile development (iOS or Android). Key Responsibilities: Design, develop, and maintain scalable Java-based applications using Spring Boot and Microservices architecture. Contribute to cloud modernization initiatives, including migration and optimization of existing platforms. Collaborate with cross-functional teams to deliver high-quality software solutions. Participate in code reviews, troubleshooting, and performance tuning. Work closely with mobile development teams to ensure seamless integration across platforms. Required Skills: Strong hands-on experience with Java, Spring Boot, and Microservices. Good understanding of cloud platforms (Azure, or GCP). Knowledge or experience in iOS or Android application development. Familiarity with CI/CD pipelines, RESTful APIs, and containerization (Docker/Kubernetes). Excellent problem-solving and communication skills. Java 21 with minimum 7 years' experience. Preferred Qualifications: Experience in cloud migration or modernization projects. Exposure to DevOps tools and practices. Bachelor's degree in Computer Science, Engineering, or a related field.

**Posting Title** Post-Undergraduate/Graduate (Year-Round) Software Engineering Intern for Grid Modeling Applications . . Type** Intern (Fixed Term) . **Hours Per Week** 40 . **Working at NLR** NLR is located at the foothills of the Rocky Mountains in Golden, Colorado is the nation's primary laboratory for energy systems research and development. Join the National Laboratory of the Rockies (NLR), where world-class scientists, engineers, and experts are accelerating energy innovation through breakthrough research and systems integration. From our mission to our collaborative culture, NLR stands out in the research community for its commitment to an affordable and secure energy future. Spanning foundational science to applied systems engineering and analysis, we focus on solving complex challenges to deliver advanced, secure, reliable, and cost-effective energy solutions. Our work helps strengthen U.S. industries, support job creation, and promote national economic growth. At NLR, you'll find a mission-driven environment supported by state-of-the-art facilities, multidisciplinary research teams, and strong collaborations with industry, academia, and other national laboratories. We offer robust professional development opportunities, and a competitive benefits package designed to support your career and well-being. **Job Description** Ready to build software that powers the future? The National Laboratory of the Rockies (NLR) is looking for a creative and driven intern to join our Application Development team. This isn't your average internship; you'll be writing code that helps researchers, policymakers, and industry leaders solve some of the world's most pressing energy challenges. This role focuses on turning complex scientific models and data into robust, user-friendly software applications. You'll work alongside world-class scientists and software engineers to design, develop, and deploy tools that analyze and visualize the future of energy. If you have a passion for elegant code and an interest in making a real-world impact, we want to hear from you. Your work will contribute to the open source Sienna Tool which was developed by NLR NREL-Sienna · GitHub (******************************* . The primary programming language for this project will be **Julia** , known for its high performance in scientific computing. **Primary Responsibilities** + Contribute to the full software development lifecycle, from design and prototyping to testing and deployment of applications in the Sienna platform. + Develop new features for existing energy analysis applications and libraries. + Collaborate with researchers take technical specifications and translate them into code. + Write documentation and unit tests to ensure code quality and maintainability. + Participate in code reviews and team meetings, actively contributing to our agile development process. **Submission Guidelines** To be considered, please submit your resume and links to your GitHub profile and a portfolio showcasing your best work. The portfolio can include web apps, desktop tools, data analysis projects, or significant contributions to open-source software. . **Basic Qualifications** Must be enrolled as a full-time student in a Bachelor's, Master's or PhD degree program, or graduated in the past 12 months from an accredited institution. Candidates who have earned a degree may work for a period not to exceed 12 months. Must have a minimum of a 3.0 cumulative grade point average. Please Note: -You will need to upload official or unofficial school transcripts as part of the application process. -If selected for position, a letter of recommendation will be required as part of the hiring process. *** Must meet educational requirements prior to employment start date.** **Additional Required Qualifications** + Completed a Bachelor's or Master's degree in Computer Science, Data Science, Software Engineering, Applied Mathematics, or a related field, or currently enrolled in a master's or PhD program in these fields + Demonstrated proficiency in at least one modern programming language (e.g., Julia or Python + Solid understanding of core computer science principles and software engineering practices + Experience using Git and GitHub for version control + A link to a GitHub profile and a portfolio of software projects or applications is required for consideration + Excellent problem-solving and communication skills **Preferred Qualifications** + Experience with web application development tools (OpenAPI, ZeroMQ, Docker Container, etc.) + Knowledge of software development best practices like CI/CD and automated testing + A strong interest in power systems . **Job Application Submission Window** The anticipated closing window for application submission is up to 30 days and may be extended as needed. **Annual Salary Range (based on full-time 40 hours per week)** Job Profile: / Annual Salary Range: $50,200 - $80,300 NLR takes into consideration a candidate's education, training, and experience, expected quality and quantity of work, required travel (if any), external market and internal value, including seniority and merit systems, and internal pay alignment when determining the salary level for potential new employees. In compliance with the Colorado Equal Pay for Equal Work Act, a potential new employee's salary history will not be used in compensation decisions. **Benefits Summary** Benefits include medical, dental, and vision insurance; 403(b) Employee Savings Plan with employer match*; and sick leave (where required by law). NLR employees may be eligible for, but are not guaranteed, performance-, merit-, and achievement- based awards that include a monetary component. Some positions may be eligible for relocation expense reimbursement. Internships projected to be less than 20 hours per week are not eligible for medical, dental, or vision benefits. ***** Based on eligibility rules **Badging Requirement** NLR is subject to Department of Energy (DOE) access restrictions. All employees must also be able to obtain and maintain a federal Personal Identity Verification (PIV) card as required by Homeland Security Presidential Directive 12 (HSPD-12), which includes a favorable background investigation. Intern assignments extending beyond six months will be subject to this requirement. **Drug Free Workplace** NLR is committed to maintaining a drug-free workplace in accordance with the federal Drug-Free Workplace Act and complies with federal laws prohibiting the possession and use of illegal drugs. Under federal law, marijuana remains an illegal drug. If you are offered employment at NLR, you must pass a pre-employment drug test prior to commencing employment. Unless prohibited by state or local law, the pre-employment drug test will include marijuana. If you test positive on the pre-employment drug test, your offer of employment may be withdrawn. **Submission Guidelines** Please note that in order to be considered an applicant for any position at NLR you must submit an application form for each position for which you believe you are qualified. Applications are not kept on file for future positions. Please include a cover letter and resume with each position application. . **Equal Opportunity Employer** All qualified applicants will receive consideration for employment without regard basis of age (40 and over), color, disability, gender identity, genetic information, marital status, domestic partner status, military or veteran status, national origin/ancestry, race, religion, creed, sex (including pregnancy, childbirth, breastfeeding), sexual orientation, and any other applicable status protected by federal, state, or local laws. **Reasonable Accommodations (******************************************************* **E** **-Verify** ************************ **For information about right to work, click here (************************************************************************************************** for English or** **here (************************************************ for Spanish.** E-Verify is a registered trademark of the U.S. Department of Homeland Security. This business uses E-Verify in its hiring practices to achieve a lawful workforce. The National Laboratory of the Rockies (NLR) is a leader in the U.S. Department of Energy's effort to secure an environmentally and economically sustainable energy future. With locations in Golden and Boulder, Colorado, and a satellite office in Washington, D.C., NLR is the primary laboratory for research, development, and deployment of renewable energy technologies in the United States. NLR is subject to Department of Energy (DOE) access restrictions. All candidates must be authorized to access the facility per DOE rules and guidance within a reasonable time frame for the specified position in order to be considered for an interview and for hiring. DOE rules for site access during the interview process depend on whether the candidate is interviewed on-site, off-site, or via telephone or videoconference. All employees must also be able to obtain and maintain a federal Personal Identity Verification (PIV) card as required by Homeland Security Presidential Directive 12 (HSPD-12), which includes a favorable background investigation. Additionally, DOE contractor employees are prohibited from participating in certain Foreign Government Talent Recruitment Programs (FGTRPs). If a candidate is currently participating in an FGTRP, they will be required to disclose their participation after receiving an offer of employment and may be required to disengage from participation in the FGTRP prior to commencing employment. Any offer of employment is conditional on the ability to obtain work authorization and to be granted access to NLR by the Department of Energy (DOE). **Drug Free Workplace** NLR is committed to maintaining a drug-free workplace in accordance with federal Drug-Free Workplace Act and complies with federal laws prohibiting the possession and use of illegal drugs. Under federal law, marijuana remains an illegal drug. If you are offered employment at NLR, you must pass a pre-employment drug test prior to commencing employment. Unless prohibited by state or local law, the pre-employment drug test will include marijuana. If you test positive on the pre-employment drug test, your offer of employment may be withdrawn. Please review the information on our Hiring Process (************************************************* website before you create an account and apply for a job. We also hope you will learn more about NLR (**************************** , visit our Careers site (****************************** , and continue to search for job opportunities (**************************************** at the lab.

Standard Weekly Hours: 40.00 At ULA, success comes through the efforts of a strong, united team. Thanks for your interest in United Launch Alliance, the world's most experienced and reliable space launch company! Successfully launching more than 150 consecutive missions doesn't just happen. It's credit to the commitment of our 2,500 team members and the systems and processes we use to pull them together. As a ULA intern, you'll gain real-world work experience and exposure to life at the nation's premier space launch company. Together, our unshakable unity yields stronger solutions and better results as we carry out our mission to save lives, explore the universe, and connect the world. Our team is excited to meet you! Job Overview & Responsibilities As a Software Engineering Intern at United Launch Alliance you'll gain hands-on experience and will have the opportunity to: Architect, design, develop, integrate, tests and deploy software products supporting applications environments, engineering simulation environments, and embedded launch vehicle flight and ground system control environments. Maintain engineering software infrastructure supporting real time systems, engineering labs, and all other assets used to support software product continuous integration and continuous delivery. Conduct multidisciplinary research and development, collaborate with hardware and analysis engineers in the architecture, planning, design, development, and utilization of embedded and simulation software systems. Apply the appropriate standards, processes, procedures, and tools throughout the system development life cycle and ensures software quality control standards are met. Perform technical planning, requirements management, system integration, verification and validation, cost, and risk analyses for software systems development and integration. Develop software that simulates physical systems and simulates real-time operations. Develop integrates and uses advanced graphical user interfaces and visualization tools. Software Engineering subskills include Embedded Software, Simulation Modeling Software, Applications Software, Software Product Owner; Software Scrum Master, Software Development Operations; Software Systems Architect, and Software Systems Integrator, cloud engineering, CICD Developers, AI engineering. Support one or more experienced engineers in performance of assignments, spend time shadowing actual operations, and have unique assignments that support larger projects as well as experience the day-to-day workings of engineering. Interns may perform and/or participate in additional activities/events which help them build a strong network within the ULA community and with fellow interns! Required Education At minimum completed Sophomore year of college or university by the time of the summer internship assignment. High School/GED Basic Qualifications Must have a minimum college GPA of 2.90 on a 4.00 scale at the time of application; cumulative, no rounding. NOTE: An unofficial transcript is required if you are invited for an interview. We recommend you upload it to your profile when you apply. Must have a valid driver's license and motorized vehicle transportation if assigned an internship in Alabama; California; Florida; or Pueblo, Colorado. For Denver, Colorado and Washington, DC, motorized transportation is recommended. Role Specific Qualifications At minimum, actively pursuing a bachelor's degree in a STEM (Science, Technology, Engineering, Mathematics) field from an accredited college or university. Must have plans to be enrolled in classes during Fall Semester 2026. Ability to work full-time for a minimum of 10 weeks during the summer of 2026. Experience working in one or more software languages: C++ C JavaScript Python Shell Perl Proficient with Microsoft Office Suite (Word, Excel, PowerPoint, Outlook, SharePoint). Effective presentation, written communication, and verbal communication skills. Must be able to complete an internship at any of the below ULA's locations: Denver, CO Summary Salary Range: CO: $22.80 - $32.40 Please note that the salary information shown above is a general guideline only. Salaries are based upon a candidate's experience and qualifications, as well as internal equity, market and business considerations. Employees may be eligible for a discretionary annual bonus in addition to base pay. About ULA Because we understand launch success comes through the collective efforts of a team, we seek the best to join us. We value ethics, ingenuity, engagement and professional development for employees at all levels. We offer our interns competitive pay and benefits including: An opportunity to participate in designing, building, and launching of ULA's sports rockets Flexible work environments Numerous social and networking opportunities For those who qualify, a living stipend may be available Additionally, most salaried ULA team members work a "9/80 schedule," meaning they enjoy every other Friday off. Security Clearance / International Traffic In Arms Regulations (ITAR). This position requires use of information which is subject to the International Traffic In Arms Regulations (ITAR). Therefore, all applicants must be U.S. Persons as defined in ITAR 22 CFR 120.62 (e.g., U.S. Citizen, Lawful Permanent Resident (Green Card holder) or protected individual. See 8 U.S.C. 1101(a)(20) and 8 U.S.C. 1324b(a)(3) for additional information). ULA is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment. ULA is a participant in the federal E-Verify Program. Posters in PDF format pertaining to this program can be accessed by clicking on the links identified below. E-Verify Participation poster (English / Spanish) and Right to Work Poster (English / Spanish). Colorado Equal Pay for Equal Work Act requires covered employees to follow a post selection notification process. A hired candidate may opt out of this process by notifying the hiring manager in writing at the time the offer is accepted.

Posting TitlePost-Undergraduate/Graduate (Year-Round) Software Engineering Intern for Grid Modeling Applications . . TypeIntern (Fixed Term) . Hours Per Week40 . Working at NLRNLR is located at the foothills of the Rocky Mountains in Golden, Colorado is the nation's primary laboratory for energy systems research and development. Join the National Laboratory of the Rockies (NLR), where world-class scientists, engineers, and experts are accelerating energy innovation through breakthrough research and systems integration. From our mission to our collaborative culture, NLR stands out in the research community for its commitment to an affordable and secure energy future. Spanning foundational science to applied systems engineering and analysis, we focus on solving complex challenges to deliver advanced, secure, reliable, and cost-effective energy solutions. Our work helps strengthen U.S. industries, support job creation, and promote national economic growth. At NLR, you'll find a mission-driven environment supported by state-of-the-art facilities, multidisciplinary research teams, and strong collaborations with industry, academia, and other national laboratories. We offer robust professional development opportunities, and a competitive benefits package designed to support your career and well-being. Job Description Ready to build software that powers the future? The National Laboratory of the Rockies (NLR) is looking for a creative and driven intern to join our Application Development team. This isn't your average internship; you'll be writing code that helps researchers, policymakers, and industry leaders solve some of the world's most pressing energy challenges. This role focuses on turning complex scientific models and data into robust, user-friendly software applications. You'll work alongside world-class scientists and software engineers to design, develop, and deploy tools that analyze and visualize the future of energy. If you have a passion for elegant code and an interest in making a real-world impact, we want to hear from you. Your work will contribute to the open source Sienna Tool which was developed by NLR NREL-Sienna · GitHub. The primary programming language for this project will be Julia, known for its high performance in scientific computing. Primary Responsibilities Contribute to the full software development lifecycle, from design and prototyping to testing and deployment of applications in the Sienna platform. Develop new features for existing energy analysis applications and libraries. Collaborate with researchers take technical specifications and translate them into code. Write documentation and unit tests to ensure code quality and maintainability. Participate in code reviews and team meetings, actively contributing to our agile development process. Submission Guidelines To be considered, please submit your resume and links to your GitHub profile and a portfolio showcasing your best work. The portfolio can include web apps, desktop tools, data analysis projects, or significant contributions to open-source software. . Basic QualificationsMust be enrolled as a full-time student in a Bachelor's, Master's or PhD degree program, or graduated in the past 12 months from an accredited institution. Candidates who have earned a degree may work for a period not to exceed 12 months. Must have a minimum of a 3.0 cumulative grade point average. Please Note: •You will need to upload official or unofficial school transcripts as part of the application process. •If selected for position, a letter of recommendation will be required as part of the hiring process. * Must meet educational requirements prior to employment start date. Additional Required Qualifications Completed a Bachelor's or Master's degree in Computer Science, Data Science, Software Engineering, Applied Mathematics, or a related field, or currently enrolled in a master's or PhD program in these fields Demonstrated proficiency in at least one modern programming language (e.g., Julia or Python Solid understanding of core computer science principles and software engineering practices Experience using Git and GitHub for version control A link to a GitHub profile and a portfolio of software projects or applications is required for consideration Excellent problem-solving and communication skills Preferred Qualifications Experience with web application development tools (OpenAPI, ZeroMQ, Docker Container, etc.) Knowledge of software development best practices like CI/CD and automated testing A strong interest in power systems . Job Application Submission Window The anticipated closing window for application submission is up to 30 days and may be extended as needed. Annual Salary Range (based on full-time 40 hours per week) Job Profile: / Annual Salary Range: $50,200 - $80,300 NLR takes into consideration a candidate's education, training, and experience, expected quality and quantity of work, required travel (if any), external market and internal value, including seniority and merit systems, and internal pay alignment when determining the salary level for potential new employees. In compliance with the Colorado Equal Pay for Equal Work Act, a potential new employee's salary history will not be used in compensation decisions. Benefits SummaryBenefits include medical, dental, and vision insurance; 403(b) Employee Savings Plan with employer match*; and sick leave (where required by law). NLR employees may be eligible for, but are not guaranteed, performance-, merit-, and achievement- based awards that include a monetary component. Some positions may be eligible for relocation expense reimbursement. Internships projected to be less than 20 hours per week are not eligible for medical, dental, or vision benefits. * Based on eligibility rules Badging RequirementNLR is subject to Department of Energy (DOE) access restrictions. All employees must also be able to obtain and maintain a federal Personal Identity Verification (PIV) card as required by Homeland Security Presidential Directive 12 (HSPD-12), which includes a favorable background investigation. Intern assignments extending beyond six months will be subject to this requirement.Drug Free Workplace NLR is committed to maintaining a drug-free workplace in accordance with the federal Drug-Free Workplace Act and complies with federal laws prohibiting the possession and use of illegal drugs. Under federal law, marijuana remains an illegal drug. If you are offered employment at NLR, you must pass a pre-employment drug test prior to commencing employment. Unless prohibited by state or local law, the pre-employment drug test will include marijuana. If you test positive on the pre-employment drug test, your offer of employment may be withdrawn. Submission Guidelines Please note that in order to be considered an applicant for any position at NLR you must submit an application form for each position for which you believe you are qualified. Applications are not kept on file for future positions. Please include a cover letter and resume with each position application. . Equal Opportunity Employer All qualified applicants will receive consideration for employment without regard basis of age (40 and over), color, disability, gender identity, genetic information, marital status, domestic partner status, military or veteran status, national origin/ancestry, race, religion, creed, sex (including pregnancy, childbirth, breastfeeding), sexual orientation, and any other applicable status protected by federal, state, or local laws. Reasonable Accommodations E-Verify ******************** For information about right to work, click here for English or here for Spanish. E-Verify is a registered trademark of the U.S. Department of Homeland Security. This business uses E-Verify in its hiring practices to achieve a lawful workforce.

**Creating Peace of Mind by Pioneering Safety and Security** _At Allegion, we help keep the people you know and love safe and secure where they live, work and visit. With more than 30 brands, 12,000+ employees globally and products sold in 130 countries, we specialize in security around the doorway and beyond. Additionally, in 2024 we were awarded the Gallup Exceptional Workplace Award, which recognizes the most engaged workplace cultures in the world._ **Summer Intern - Software Engineering - Golden, CO** **Summer Intern - Software Engineering** Allegion is seeking a highly motivated individual for a Software Engineering Internship. At Allegion, our software teams are focused on building great software that allows our IoT enabled security hardware to do amazing things. In this role you will have the opportunity to learn by doing. Using AI tooling for full-stack development of access control solutions and technologies. If you love fun, technically challenging work and want to take our software to the next level, please apply today! _Qualified candidates must be legally authorized to be employed in the United States. The company does not intend to provide sponsorship for employment visa status (e.g., H-1B, TN, etc.) for this employment position._ **What You Will Do:** + Assist in designing and developing full-stack applications and enhancements to support various software products. + Collaborate with cross-functional teams to implement new features, troubleshoot issues, and optimize system performance. + Leverage AI coding agents like Claude to implement rapid prototypes and solutions while maintaining quality. + Gain hands-on experience with modern technologies, AI tooling, and systems thinking while contributing to real-world projects. + Focus on usability and customer experience of current and future users of our access control systems. **What You Need to Succeed:** + Pursuing a degree in Computer Science, Computer Engineering, or relevant discipline. + Working knowledge of software engineering design, principles and systems thinking. + Resiliency and ability to adapt quickly. + Passion for user experience and usability of solutions. + Ability to work independently and as a team player. + Effective listening, time management and creative problem-solving techniques + A desire to learn, grow and develop by working on projects that will impact Allegion's business and customers **Why Work for Us?** **Allegion is a Great Place to Grow your Career if:** + You'reseeking a rewarding opportunity that allows you to truly help others. With thousands of employees and customers around the world,there'splenty of room to make an impact. As our values state, "this is your business, run with it". + You'relooking for a company that will invest in your professional development. As we grow, we want you to grow with us. + You want a culture that promotes work-life balance. Our employees enjoy generous paid time off, because at Allegion we recognize that you have a full life outside of work! + You want to work for an award-winning company that invests in its people. Allegion is proud to be a recipient of the **Gallup Exceptional Workplace Award** for the second year in a row, recognizing our commitment to employee engagement,strengths-based development, and unlocking human potential. **What** **You'll** **Get from Us** **:** + An opportunity to be a part of a dedicated team that collaborates on real, hands-on projects + Professional Growth through exposure to Allegion's leaders, professional development and skill building opportunities, and mentor/mentee relationships + Meaningful time to network and get to know your peers through Allegion sponsored activities hosted by the Talent Attraction Team + Opportunities toleverageyour unique strengths through CliftonStrengthstesting and coaching **Compensation:** This range is provided by Allegion. Your actual pay will be based on your skills and experience. + The expected BaseHourlyRange: $25-$26/hour. The actual compensation will bedeterminedbased on experience and other factorspermittedby law. **Apply Today** Join our team of experts today and help us make tomorrow's world a safer place! _Not sure if your experience perfectly aligns with the role? Studies have shown that some people are less likely to apply to jobs unless they meet every single qualification and every single preferred qualification of a job posting. At Allegion, we are dedicated to building a diverse, inclusive, and authentic workplace. So, if you're excited about this role but your past experience doesn't align perfectly with every item in the job description, we encourage you to apply anyway. You may be just the right candidate for this role._ **We Celebrate Who We Are!** Allegion is committed to building and maintaining a diverse and inclusive workplace. Together, we embrace all differences and similarities among colleagues, as well as the differences and similarities within the relationships that we foster with customers, suppliers and the communities where we live and work. Whatever your background, experience, race, color, national origin, religion, age, gender, gender identity, disability status, sexual orientation, protected veteran status, or any other characteristic protected by law, we will make sure that you have every opportunity to impress us in your application and the opportunity to give your best at work, not because we're required to, but because it's the right thing to do. We are also committed to providing accommodations for persons with disabilities. If for any reason you cannot apply through our career site and require an accommodation or assistance, please contact our Talent Acquisition Team (********************) . © Allegion plc, 2023 | Block D, Iveagh Court, Harcourt Road, Dublin 2, Co. Dublin, Ireland REGISTERED IN IRELAND WITH LIMITED LIABILITY REGISTERED NUMBER 527370 Allegion is an equal opportunity and affirmative action employer (**************************************************************** Privacy Policy **We are Allegion.** A team of experts. United under a common desire; Protect today innovate for tomorrow. And never settle for the status quo. We believe in anticipating opportunities by sharpening our skills and finding new answers through collaboration. We believe in a safer, more secure world. We believe in providing peace of mind. We believe in being true to ourselves and to those who trust-in our protection. We are many. We are one. **We are Allegion.**

WHO WE ARE: Zinnia is simplifying how people buy, sell, and administer insurance products. Combining intuitive enterprise technology solutions and data insights with the streamlined, consumer-facing Policygenius marketplace, Zinnia is redesigning the insurance experience for shoppers, advisors, and insurers alike - and enabling more people to protect their financial futures along the way. Zinnia has over $173.7 billion in assets under administration across 60+ carrier clients, 350 distributors and partners, and over 2 million policyholders. WHO YOU ARE: As a Front-End Software Engineer Intern, you are pursuing a degree in Computer Science, completing an immersive coding bootcamp, and graduating between December 2025 and August 2026. You are hungry and excited to learn new and emerging technologies. You excited to grow your skill set and your processional network. We want you! WHAT YOU'LL DO: As a member of development team, you will work on our greenfield Open Insurance UI and UX partnering with your colleagues on the Digital Experience team to deliver accessible, fast, and intuitive experiences for our carrier partners, operations users, carrier agents, and policy holders Work with agile development methodologies, adhering to best practices and pursuing continued learning opportunities Build clean, responsive, and modern web experiences in React and Next.js Develop a deeper understanding of building component libraries using Storybook and component testing using Jest Excel in a fast-paced, startup-like environment, quick learner Stay on top of rapidly growing technologies and engineering trends to continuously extend and improve our stack Develop new features and components in support of rapidly emerging business and project requirements Design Solutions to meet Zinnia platform requirements Collaborate with team members for new development, pair programming, code reviews and design discussions WHAT YOU'LL NEED: Pursuing a degree in Computer Science or a related technical field or completing an immersive coding bootcamp, and ideally graduating between December 2026 and August 2027 Strong problem-solving ability and familiarity with Node.js and TypeScript Excellent implementation skills with experience building semantic, responsive, and accessible web experiences Fast learner who picks up new technologies quickly Ability to work productively in a collaborative team environment Comfortable working within a fast-paced environment Openness to new technologies and creative solutions Practical knowledge of implementing and connecting to RESTful APIs and Authentication services such Auth0 Great communication, interpersonal, and critical thinking skills Excellent work ethic. Ability to work and travel independently. Advanced strategic thinking skills BONUS POINTS: Strong debugging and problem-solving skills to resolve and mitigate issues quickly Exposure to AWS or Cloud Services Familiarity with version control system (git, svn etc) Familiarity with Next.js Familiarity with React and StoryBook Familiarity with Tailwind CSS WHAT'S IN IT FOR YOU? Zinnia offers excellent career progression and competitive compensation. We're looking for the best and brightest innovators in the industry to join our team. At Zinnia, you collaborate with smart, creative professionals who are dedicated to delivering cutting-edge technologies, deeper data insights, and enhanced services to transform how insurance is done. The expected hourly range for this position is $20.00 - $24.00, dependent on skills and location. The hourly range is a good faith estimate based on what a successful candidate might be paid in certain Company locations. All offers presented to candidates are carefully reviewed to ensure fair, equitable pay by offering competitive hourly rates that align with the individual's skills, education, experience, training, and geographic location and may be above or below the stated amounts. Visit our website at ************** for more information. Apply by completing the online application on the careers section of our website. We are an Equal Opportunity employer committed to a diverse workforce. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability. Notice for California residents: Information about how we collect and use your personal information can be found here

Job DescriptionSalary: $24.00 per hour As an Embedded Software Engineering Intern at Lunar Outpost, you will be integral to developing, testing, and refining the embedded software on Lunar Outpost hardware. All interns will work directly alongside full-time engineers on real, engaging, and impactful projects, providing tangible value to Lunar Outpost products. This internship offers a truly end-to-end experience that promotes collaboration at every stage of autonomous robotic development. Qualifications: Pursuing a Bachelors or Master's degree in Computer Engineering, Electrical Engineering, Computer Science, or a related field Experience in embedded development Proficient in embedded C Experience using version control tools such as Git Experience with Continuous Integration/Continuous Deployment (CI/CD) pipeline Proficiency in Microsoft Office Suite Strong analytical and problem-solving skills, with attention to detail and the ability to work methodically in a fast-paced, dynamic environment Can effectively demonstrate communication and interpersonal skills, while also excelling in collaboration and teamwork in an interdisciplinary environment Exhibits strong organizational and time management skills under pressure and in stressful situations Fueled by a passion for space exploration and the boundless possibilities beyond our world Desired Qualifications: Experience with real-time operating system (RTOS) Experience working in a startup and/or aerospace environment Experience with C++ and Python Ability to test and analyze the performance of robotic platforms utilizing simulations and hardware-in-the-loop (HIL) Knowledge of robotic systems, including perception, integration of various sensors, motors, and control systems Experience with board bringup and peripherals such as GPIOs, SPI, ADC, UARTS, and I2C Experience with NASA core flight software Experience with Bitbucket Experience working with FPGAs Mid-May (May 18, 2026) to early August (August 7, 2026). Start and end dates are flexible with the intern's school schedule. In-person, Monday - Friday in Arvada, Colorado. Lunar Outpost is an equal opportunity employer. We do not discriminate against protected characteristics (gender, age, sexual orientation, race, nationality, ethnicity, religion, disability, veteran status). We want all employees (including executives and HR) to treat others with respect and professionalism.

Rocket Lab is an end-to-end space company delivering responsive launch services, complete spacecraft design and manufacturing, payloads, satellite components, and more - all with the goal of opening access space. The rockets and satellites we build, and launch enable some of the most ambitious and vital space missions globally, supporting scientific exploration, Earth observation and missions to combat climate change, national security, and exciting new technology demonstrations. Our Electron rocket has become the second most frequently launched U.S. rocket annually and has delivered more than 230 satellites to orbit, all while we work to develop Neutron, our upcoming medium-lift, reusable launch vehicle for larger constellation deployment. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope. As a Flight Software Intern based at Rocket Lab's site in Littleton, Colorado, you will have the opportunity to support the MAX Flight Software team in designing and testing flight software. This includes the opportunity to enhance your testing abilities against emulated hardware. WHAT YOU'LL GET TO DO As an intern, you will work closely with your mentor and other employees within the department to apply your knowledge and grow your skills both technically and professionally Work with a fast-paced group of professionals to apply engineering and industry concepts to solve real challenges Attend frequent 1:1's with mentors and supervisors to facilitate success and learning while providing progress updates Enjoy tech talks and network with other interns and employees through social and professional events YOU'LL BRING THESE QUALIFICATIONS Ideal candidates will thrive in ambiguity and are excited to work in small, high-performing teams that are focused on continued learning and growth. Success in this position will be measured by the knowledge and experience you bring to the role, your ability to lead development projects without supervision, and your ability to successfully collaborate across teams to deliver results. Must be enrolled in a bachelor's, master's or doctorate degree program in Computer science, computer engineering, Aerospace Engineering or software engineering and have at least one semester of school remaining post internship GPA of 3.0 or above 3+ months of applied engineering experience (internship, laboratory, and personal/team project experience is applicable) THESE QUALIFICATIONS WOULD BE NICE TO HAVE GPA of 3.5 or above 6+ months of applied engineering experience (internship, laboratory, and personal/team project experience is applicable) Programming language experience: C, C++, Python, Rust Experience with Git ADDITIONAL REQUIREMENTS Able to work full-time, on-site for a minimum of 12 consecutive weeks beginning May or June 2026. COMPENSATION AND OTHER BENEFITS Pay Range CO: $27.00 USD Hourly You may be eligible for a stipend to subsidize relocation costs The expected salary range for the position is displayed in accordance with the Colorado Equal Pay for Equal Work Act. Final agreed upon compensation is based upon individual qualifications and experience. Base salary is only one part of Rocket Lab's compensation package for this role. You may be eligible for company stock, or cash incentives, and can purchase discounted stock through Rocket Lab's Employee Stock Purchase Program. Employee benefits also include medical, dental, and vision insurance coverage; 401(k) retirement plan options; paid vacation, holidays, and sick leave; paid parental leave; and other discounts and perks. Base Pay Range (CO Only)$27-$27 USD WHAT TO EXPECT We're on a mission to unlock the potential of space to improve life on Earth, but that's not an easy task. It takes hard work, determination, relentless innovation, teamwork, grit, and an unwavering commitment to achieving what others often deem impossible. Our people out-think, out-work and out-pace. We pride ourselves on having each other's backs, checking our egos at the door, and rolling up our sleeves on all tasks big and small. We thrive under pressure, work to tight deadlines, and our focus is always on how we can deliver, rather than dwelling on the challenges that stand in the way. Important information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Learn more about ITAR here. Rocket Lab provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment at Rocket Lab, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training. Applicants requiring a reasonable accommodation for the application/interview process for a job in the United States should contact Giulia Johnson at ***********************.This dedicated resource is intended solely to assist job seekers with disabilities whose disability prevents them from being able to apply/interview. Only messages left for this purpose will be considered. A response to your request may take up to two business days. FOR CANDIDATES SEEKING TO WORK IN NEW ZEALAND OFFICES ONLY: For security reasons background checks will be undertaken prior to any employment offers being made to an applicant. These checks will include nationality checks as it is a requirement of this position that you be eligible to access equipment and data regulated by the United States' International Traffic in Arms Regulations. Under these Regulations, you may be ineligible for this role if you do not hold citizenship of Australia, Japan, New Zealand, Switzerland, the European Union or a country that is part of NATO, or if you hold ineligible dual citizenship or nationality. For more information on these Regulations, click here ITAR Regulations.

Job Title: Senior/Lead Software Developer (Rust) Job Type: CTH or FTE Responsibilities: We are looking for a Senior/Lead Software Engineer for our team, which focuses on creating storage solutions for the most data-intensive workloads. The role will focus on the EMF framework which handles deployment, management and monitoring platform for an HPC Filesystem. EMF is written fully in Rust. The ideal candidate will have experience designing, implementing, and shipping software using modern development tooling and practices. Responsibilities for this role include but are not limited to: Software design and development for new features and maintenance of existing features. Analysis of bug reports and development of software fixes on multiple platforms. Work with the Engineering manager and a geographically distributed team to understand product requirements and features. Contribute to and validate product documentation. Assist with performance tuning of features for specific environments and use-cases. Qualifications: BS/MS in Computer Science, Computer Engineering or equivalent degree/experience. 10+ years of software development experience in Linux environments with Rust, C/C++, Bash scripting, or similar. 10+ years of modern full-stack software development experience including WebAssembly, CSS and HTML preferred. Linux sysadmin experience valuable Strong team player with good communication skills and should be self-starter. Excellent time management skills, with the ability to prioritize, multitask, and work under deadlines in a fast-paced environment. Experience with JIRA, Jenkins, Gerrit, Git, and Github preferred. Prior experience working with enterprise-class or HPC storage systems and/or distributed systems a bonus About Maxonic: Since 2002 Maxonic has been at the forefront of connecting candidate strengths to client challenges. Our award winning, dedicated team of recruiting professionals are specialized by technology, are great listeners, and will seek to find a position that meets the long-term career needs of our candidates. We take pride in the over 10,000 candidates that we have placed, and the repeat business that we earn from our satisfied clients. Interested in Applying? Please apply with your most current resume. Feel free to contact Suji Chandran (**************** / *************** for more details.

Schedule: Hybrid Work - 1 day per week onsite on Tuesday's Type: Full-Time, Direct Hire Salary: $120k - $150k (based on experience) Please note: Applicants must be authorized to work in the United States without the need for current or future visa sponsorship. We are unable to partner with third-party vendors or engage in Corp-to-Corp (C2C) arrangements. We are seeking a Sr. Software Engineer with deep technical expertise and a proven track record in designing, developing, and delivering high-quality, scalable software solutions. The Sr. Software Engineer reports to the Director, SWE and will be responsible for the creation, implementation, and support of existing and next-generation software solutions. The ideal candidate will be proficient in Java and the J2EE stack, experienced in AWS cloud services, and skilled in CI/CD pipelines and software design patterns. Duties and responsibilities Design and implement scalable, secure, and maintainable software systems that align with business needs, creating flexible, reusable, and efficient solutions. Lead technical design for complex stories, features, and epics, authoring technical documentation and ensuring adherence to IT control policies. Collaborate proactively with cross-functional teams to address technical dependencies, review ideas and concerns, and deliver high-quality products. Identify root causes of challenges, analyze upstream and downstream impacts, and recommend impactful, broad-reaching solutions while considering corporate strategy and trade-offs. Establish and guide best practices for design, development, testing, and Agile workflows, mentoring team members and fostering a collaborative environment. Build and maintain strong business relationships to influence decision-making and drive innovative solutions across teams. Collaborate with Senior partners to ensure consistent design and coding standards are maintained across all development teams, including those led by offshore managers. Maintain a deep understanding of software subsystems, their components, interfaces, and data integrations to ensure seamless functionality and scalability. Required Qualifications 5+ years of experience designing and implementing technological solutions using Java, J2EE technologies BS Degree in Computer Science Proficiency in AWS technologies including EC2, SNS, SQS, S3, SES, ESS, Lambda etc. Expert in Databases such as MongoDB, ElasticSearch and MYSQL. Experience with Rules Engine and/or Event driven architecture. Exposure to improvement in Design best practices including performance, scalability, robustness and resiliency. Prior experience working in an AGILE/SCRUM environment. Must be able to work independently and as part of a team on multiple overlapping projects. Proven track record of successfully delivering large, complex, cross-functional projects. Strong problem-solving and communication skills. Knowledge, Skills, and Abilities Proven track record of managing multiple projects and delivering high-quality results with innovation and creativity. Communicates complex technical concepts effectively to diverse audiences, including technical and non-technical teams. Collaborates seamlessly across departments with varying levels of technical expertise. Demonstrates a strong understanding of system-wide impacts and interdependencies across products, teams, and the organization. Develops and implements innovative solutions that challenge the status quo and drive process improvement. Addresses internal and external customer needs effectively, with the ability to interact directly with customers. Adapts to changing conditions with flexibility and leads others through transitions with clarity and confidence. Leads by example, fostering teamwork, trust, and a shared purpose while promoting success and strategic thinking. Applies Agile/LEAN principles and methodologies to improve efficiency and deliver value. Benefits include health, vision, and dental insurance, accident and life insurance, 401k matching, paid time off, and education reimbursement, to name a few. All qualified applicants will receive consideration for employment without regard to race, color, national origin, age, ancestry, religion, sex, sexual orientation, gender identity, gender expression, marital status, disability, medical condition, genetic information, pregnancy, or military or veteran status. We consider all qualified applicants, including those with criminal histories, in a manner consistent with state and local laws, including the California Fair Chance Act, City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, and Los Angeles County Fair Chance Ordinance. For unincorporated Los Angeles county, to the extent our customers require a background check for certain positions, the Company faces a significant risk to its business operations and business reputation unless a review of criminal history is conducted for those specific job positions.

**Posting Title** Post-Undergraduate/Graduate (Year-Round) Software Engineering Intern for Grid Modeling Applications . . Type** Intern (Fixed Term) . **Hours Per Week** 40 . **Working at NLR** NLR is located at the foothills of the Rocky Mountains in Golden, Colorado is the nation's primary laboratory for energy systems research and development. Join the National Laboratory of the Rockies (NLR), where world-class scientists, engineers, and experts are accelerating energy innovation through breakthrough research and systems integration. From our mission to our collaborative culture, NLR stands out in the research community for its commitment to an affordable and secure energy future. Spanning foundational science to applied systems engineering and analysis, we focus on solving complex challenges to deliver advanced, secure, reliable, and cost-effective energy solutions. Our work helps strengthen U.S. industries, support job creation, and promote national economic growth. At NLR, you'll find a mission-driven environment supported by state-of-the-art facilities, multidisciplinary research teams, and strong collaborations with industry, academia, and other national laboratories. We offer robust professional development opportunities, and a competitive benefits package designed to support your career and well-being. **Job Description** Ready to build software that powers the future? The National Laboratory of the Rockies (NLR) is looking for a creative and driven intern to join our Application Development team. This isn't your average internship; you'll be writing code that helps researchers, policymakers, and industry leaders solve some of the world's most pressing energy challenges. This role focuses on turning complex scientific models and data into robust, user-friendly software applications. You'll work alongside world-class scientists and software engineers to design, develop, and deploy tools that analyze and visualize the future of energy. If you have a passion for elegant code and an interest in making a real-world impact, we want to hear from you. Your work will contribute to the open source Sienna Tool which was developed by NLR NREL-Sienna · GitHub (******************************* . The primary programming language for this project will be **Julia** , known for its high performance in scientific computing. **Primary Responsibilities** + Contribute to the full software development lifecycle, from design and prototyping to testing and deployment of applications in the Sienna platform. + Develop new features for existing energy analysis applications and libraries. + Collaborate with researchers take technical specifications and translate them into code. + Write documentation and unit tests to ensure code quality and maintainability. + Participate in code reviews and team meetings, actively contributing to our agile development process. **Submission Guidelines** To be considered, please submit your resume and links to your GitHub profile and a portfolio showcasing your best work. The portfolio can include web apps, desktop tools, data analysis projects, or significant contributions to open-source software. . **Basic Qualifications** Must be enrolled as a full-time student in a Bachelor's, Master's or PhD degree program, or graduated in the past 12 months from an accredited institution. Candidates who have earned a degree may work for a period not to exceed 12 months. Must have a minimum of a 3.0 cumulative grade point average. Please Note: -You will need to upload official or unofficial school transcripts as part of the application process. -If selected for position, a letter of recommendation will be required as part of the hiring process. *** Must meet educational requirements prior to employment start date.** **Additional Required Qualifications** + Completed a Bachelor's or Master's degree in Computer Science, Data Science, Software Engineering, Applied Mathematics, or a related field, or currently enrolled in a master's or PhD program in these fields + Demonstrated proficiency in at least one modern programming language (e.g., Julia or Python + Solid understanding of core computer science principles and software engineering practices + Experience using Git and GitHub for version control + A link to a GitHub profile and a portfolio of software projects or applications is required for consideration + Excellent problem-solving and communication skills **Preferred Qualifications** + Experience with web application development tools (OpenAPI, ZeroMQ, Docker Container, etc.) + Knowledge of software development best practices like CI/CD and automated testing + A strong interest in power systems . **Job Application Submission Window** The anticipated closing window for application submission is up to 30 days and may be extended as needed. **Annual Salary Range (based on full-time 40 hours per week)** Job Profile: / Annual Salary Range: $50,200 - $80,300 NLR takes into consideration a candidate's education, training, and experience, expected quality and quantity of work, required travel (if any), external market and internal value, including seniority and merit systems, and internal pay alignment when determining the salary level for potential new employees. In compliance with the Colorado Equal Pay for Equal Work Act, a potential new employee's salary history will not be used in compensation decisions. **Benefits Summary** Benefits include medical, dental, and vision insurance; 403(b) Employee Savings Plan with employer match*; and sick leave (where required by law). NLR employees may be eligible for, but are not guaranteed, performance-, merit-, and achievement- based awards that include a monetary component. Some positions may be eligible for relocation expense reimbursement. Internships projected to be less than 20 hours per week are not eligible for medical, dental, or vision benefits. ***** Based on eligibility rules **Badging Requirement** NLR is subject to Department of Energy (DOE) access restrictions. All employees must also be able to obtain and maintain a federal Personal Identity Verification (PIV) card as required by Homeland Security Presidential Directive 12 (HSPD-12), which includes a favorable background investigation. Intern assignments extending beyond six months will be subject to this requirement. **Drug Free Workplace** NLR is committed to maintaining a drug-free workplace in accordance with the federal Drug-Free Workplace Act and complies with federal laws prohibiting the possession and use of illegal drugs. Under federal law, marijuana remains an illegal drug. If you are offered employment at NLR, you must pass a pre-employment drug test prior to commencing employment. Unless prohibited by state or local law, the pre-employment drug test will include marijuana. If you test positive on the pre-employment drug test, your offer of employment may be withdrawn. **Submission Guidelines** Please note that in order to be considered an applicant for any position at NLR you must submit an application form for each position for which you believe you are qualified. Applications are not kept on file for future positions. Please include a cover letter and resume with each position application. . **Equal Opportunity Employer** All qualified applicants will receive consideration for employment without regard basis of age (40 and over), color, disability, gender identity, genetic information, marital status, domestic partner status, military or veteran status, national origin/ancestry, race, religion, creed, sex (including pregnancy, childbirth, breastfeeding), sexual orientation, and any other applicable status protected by federal, state, or local laws. **Reasonable Accommodations (******************************************************* **E** **-Verify** ************************ **For information about right to work, click here (************************************************************************************************** for English or** **here (************************************************ for Spanish.** E-Verify is a registered trademark of the U.S. Department of Homeland Security. This business uses E-Verify in its hiring practices to achieve a lawful workforce. The National Laboratory of the Rockies (NLR) is a leader in the U.S. Department of Energy's effort to secure an environmentally and economically sustainable energy future. With locations in Golden and Boulder, Colorado, and a satellite office in Washington, D.C., NLR is the primary laboratory for research, development, and deployment of renewable energy technologies in the United States. NLR is subject to Department of Energy (DOE) access restrictions. All candidates must be authorized to access the facility per DOE rules and guidance within a reasonable time frame for the specified position in order to be considered for an interview and for hiring. DOE rules for site access during the interview process depend on whether the candidate is interviewed on-site, off-site, or via telephone or videoconference. All employees must also be able to obtain and maintain a federal Personal Identity Verification (PIV) card as required by Homeland Security Presidential Directive 12 (HSPD-12), which includes a favorable background investigation. Additionally, DOE contractor employees are prohibited from participating in certain Foreign Government Talent Recruitment Programs (FGTRPs). If a candidate is currently participating in an FGTRP, they will be required to disclose their participation after receiving an offer of employment and may be required to disengage from participation in the FGTRP prior to commencing employment. Any offer of employment is conditional on the ability to obtain work authorization and to be granted access to NLR by the Department of Energy (DOE). **Drug Free Workplace** NLR is committed to maintaining a drug-free workplace in accordance with federal Drug-Free Workplace Act and complies with federal laws prohibiting the possession and use of illegal drugs. Under federal law, marijuana remains an illegal drug. If you are offered employment at NLR, you must pass a pre-employment drug test prior to commencing employment. Unless prohibited by state or local law, the pre-employment drug test will include marijuana. If you test positive on the pre-employment drug test, your offer of employment may be withdrawn. Please review the information on our Hiring Process (************************************************* website before you create an account and apply for a job. We also hope you will learn more about NLR (**************************** , visit our Careers site (****************************** , and continue to search for job opportunities (**************************************** at the lab.