Senior Mainframe Systems Programmer Jobs in Colorado

Senior Systems/Software Engineer

This role has been designed as ‘Onsite’ with an expectation that you will primarily work from an HPE office.

Who We Are:

Hewlett Packard Enterprise is the global edge-to-cloud company advancing the way people live and work. We help companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to thrive in today’s complex world. Our culture thrives on finding new and better ways to accelerate what’s next. We know varied backgrounds are valued and succeed here. We have the flexibility to manage our work and personal needs. We make bold moves, together, and are a force for good. If you are looking to stretch and grow your career our culture will embrace you. Open up opportunities with HPE.

Job Description:

Job Family Definition:

Designs, develops, troubleshoots and debugs software programs for software enhancements and new products. Develops software including operating systems, compilers, routers, networks, utilities, databases and Internet-related tools. Determines hardware compatibility and/or influences hardware design.

Management Level Definition:

Contributions impact technical components of HPE products, solutions, or services regularly and sustainable. Applies advanced subject matter knowledge to solve complex business issues and is regarded as a subject matter expert. Provides expertise and partnership to functional and technical project teams and may participate in cross-functional initiatives. Exercises significant independent judgment to determine best method for achieving objectives. May provide team leadership and mentoring to others.

Skill set:

• C++ coding – STL, boost, Templates, basic C++, OOP concepts
• Python
• Systems/Distributed/embedded systems
• Linux operating system – understanding of OS, cpu/memory/system architecture
• User space coding (no kernel mode), on prem device
• Multithreaded programming – use of mutexes, locks etc
• Algorithms/Data structures
• Experience writing performant code
• Debugging/profiling tools like – GDB, perf etc
• Any experience with File systems, Storage, data path work or any experience building systems infrastructure code is a huge plus
• Any knowledge of Kubernetes is a big plus

Job Description/Experience:

• Deep understanding of modern C++
• Proficient with STL, Boost, templates, and object-oriented design.
• Ability to write clean, efficient, and maintainable code

• Experience with Systems programming with C++11 and beyond – Safe and Performant Coding. For example:

• Solid grasp of systems-level concepts (memory management, CPU architecture, I/O)

• Experience with user-space development on Linux

• Multithreaded Programming

  • Practical experience with concurrency primitives and synchronization techniques
  • Understanding of thread safety, race conditions, and deadlock prevention
  • Ability to design and debug multithreaded applications using modern C++ constructs
  • Practical experience using C++11/14/17 multithreading constructs such as std::thread, std::mutex, std::lock_guard, std::unique_lock, and condition variables
  • Understanding of memory management improvements like std::shared_ptr, std::unique_ptr, and move semantics for safe and efficient resource handling
  • Experience using RAII principles and smart pointers to avoid memory leaks and ensure exception safety
  • Ability to write cache-friendly and low-latency code, with attention to performance bottlenecks and optimization opportunities.
  • Familiarity with profiling tools and performance bottleneck analysis.
  • Exposure to performance tuning and debugging low-level issues. Ability to triage/debug issues with these skills.
  • Familiarity with Distributed Systems design concepts.
  • Familiarity with Algorithms/Data structures and ability to answer interview questions on these:

• Strong foundation in data structures (lists, stacks, queues, hash maps, trees, graphs, and other non-linear data structures)

• Ability to analyze and optimize algorithmic complexity
• Comfortable with problem-solving and whiteboard coding
• Any experience with File systems, Storage, data path work or any experience building systems infrastructure code is a huge plus

• Soft Skills, Collaboration, & Communication:

• Ability to clearly articulate technical concepts and personal contributions

• Comfortable asking clarifying questions and engaging in collaborative problem-solving

• Project Awareness:

• Demonstrated ownership of technical components within larger projects

• Ability to explain both the big picture and individual contributions

• Learning & Adaptability:

• Positive attitude and eagerness to learn

• Experience working with global teams and managing time zone differences

What We Can Offer You:

Health & Wellbeing

We strive to provide our team members and their loved ones with a comprehensive suite of benefits that supports their physical, financial and emotional wellbeing.

Personal & Professional Development

We also invest in your career because the better you are, the better we all are. We have specific programs catered to helping you reach any career goals you have — whether you want to become a knowledge expert in your field or apply your skills to another division.

Unconditional Inclusion

We are unconditionally inclusive in the way we work and celebrate individual uniqueness. We know varied backgrounds are valued and succeed here. We have the flexibility to manage our work and personal needs. We make bold moves, together, and are a force for good.

Let's Stay Connected:

Follow @HPECareers on Instagram to see the latest on people, culture and tech at HPE.

Job: Engineering

Job Level: TCP_04

"The expected salary/wage range for this position is provided below. Actual offer may vary from this range based upon geographic location, work experience, education/training, and/or skill level.

• United States of America: Annual Salary USD 126,500 - 240,500 in Colorado // 136,500 - 260,500 in Massachusetts // 120,500 - 276,500 in North Carolina & Texas

The listed salary range reflects base salary. Variable incentives may also be offered."

Information about employee benefits offered in the US can be found at https://myhperewards.com/main/new-hire-enrollment.html

The estimated job application period closure is October 2 2026; this timeline is provided for transparency and internal planning purposes.

HPE is an Equal Employment Opportunity/ Veterans/Disabled/LGBT employer. We do not discriminate on the basis of race, gender, or any other protected category, and all decisions we make are made on the basis of qualifications, merit, and business need. Our goal is to be one global team that is representative of our customers, in an inclusive environment where we can continue to innovate and grow together. Please click here: Equal Employment Opportunity.

Hewlett Packard Enterprise is EEO Protected Veteran/ Individual with Disabilities.

HPE will comply with all applicable laws related to employer use of arrest and conviction records, including laws requiring employers to consider for employment qualified applicants with criminal histories.

Recruitment Fraud Alert

We have become aware of an increase in fraudulent recruitment activities in which individuals impersonate our company or authorized recruitment agencies to offer fake employment opportunities. These scams may occur through false websites, emails, social media, or chat-based applications and often aim to obtain personal information or money. Please note that Hewlett Packard Enterprise (HPE), its direct and indirect subsidiaries and affiliated companies, and its authorized recruitment agencies/vendors will never charge a candidate a registration fee, hiring fee, or any other fee in connection with its recruitment and hiring process. We also never request personal information such as back account details, Social Security numbers, or national IDs via social media or chat applications.

All legitimate job opportunities will come through official company channels, and candidates are responsible for verifying the credentials of any third party claiming to represent the company. Any reliance on fraudulent communication is at the individual’s own risk, and HPE disclaims legal liability for any resulting damages. If you suspect recruitment fraud, do not share personal information or make any payments and report the incident to your local authorities immediately.