Argonne National Laboratory

Role Description The Argonne Leadership Computing Facility (ALCF) is seeking a skilled HPC User Support Engineer who will play a critical role in aiding this mission by providing technical support for ALCF’s high-performance computing (HPC) systems and services. This role focuses on ensuring a seamless user experience for researchers utilizing ALCF resources. The successful candidate will work closely with leading scientific researchers from government, academia, and industry to resolve technical issues, create user documentation, and deliver training sessions. This position also involves stewarding users through ALCF allocation programs and improving workflows to enhance system usability and efficiency. - Managing and resolving technical issues; debugging, installing, compiling, and running large-scale user applications - Supporting users in writing scripts for automated execution and optimizing workflows - Assisting with job scheduling, debugging, and troubleshooting HPC-related challenges - Collaborating with ALCF domain experts to provide resolutions to user requests and technical issues - Developing and maintaining documentation, both internally and on user facing websites - Conducting training sessions and onboarding new users to ensure effective utilization of ALCF resources - Enabling secure access to HPC systems and ensuring compliance with ALCF policies - Providing support in AI technologies, including machine learning frameworks, and assisting users in deploying and optimizing AI workflows on HPC systems Qualifications - Degree in Computer Science or related field - Strong technical consulting and support skills, possessing innate abilities in diplomacy and tact - Excellent oral and written communications skills - Hands-on experience with programming and scripting languages like Python, C/C++, FORTRAN, shell scripting etc. - Considerable experience working on UNIX systems - Working knowledge of HPC systems and concepts - Understanding of job scheduling and knowledge using popular schedulers such as PBSPro - Effective analytical, problem-solving, and learning skills - Ability to model Argonne's core values of impact, safety, respect, integrity, and teamwork Requirements - To perform the essential functions of this position successful applicants must provide proof of U.S. citizenship, which is required to comply with federal regulations and contract Preferred Qualifications - Experience working in an HPC center supporting user codes - Experience working with parallel codes using MPI implementations and openMP - Experience with common machine learning frameworks - Experience with source code management systems like Git, and CI tools like Jenkins or GitLab - Experience with DBMS - Experience with containerization - Master’s degree in computer science or computational science or related field, plus work experience - Experience developing technical training documentation for users - Strong interest in emerging technologies and applications - Ability to work on multiple concurrent projects efficiently and effectively - Highly motivated and user focused Compensation This position can be hired at one of two levels; the selected candidate will be placed at the appropriate level (PT2 or PT3) dependent upon the depth and breadth of relevant knowledge and skills. The minimum requirements for the two levels are as follows: - PT2: Bachelors and 2+ years of experience, or equivalent. The expected hiring range for this position is $69,750 - $108,810 annually. - PT3: Bachelors and 4+ years of experience, or a Masters and 2+ years of experience, or equivalent. The expected hiring range for this position is $86,299 - $134,626 annually. Job Family - Professional Technical (PT) Job Profile - Systems Integration Admin/Support 2 Worker Type - Regular Time Type - Full time Equal Employment Opportunity As an equal employment opportunity employer, and in accordance with our core values of impact, safety, respect, integrity and teamwork, Argonne National Laboratory is committed to a safe and welcoming workplace that fosters collaborative scientific discovery and innovation. Argonne encourages everyone to apply for employment. Argonne is committed to nondiscrimination and considers all qualified applicants for employment without regard to any characteristic protected by law.

Title: Postbaccalaureate Appointee - Magnetohydrodynamics Location: IL-Lemont Part time Job requisition ID 422697 Job Description: T he Computational Science (CPS) division focuses on solving the most challenging scientific problems through advanced modeling and simulation on the most capable computers. The division aims to build lab-wide cross-cutting simulation application capabilities integrating with mathematics, computer science, domain science, and advanced computing architectures and facilities. The CPS division is seeking a Postbaccalaureate Appointee to join their team. This person will work to add magnetohydrodynamics (MHD) to the Hardware/Hybrid Accelerated Cosmology Code (HACC) framework. The research will include how an MHD capability is implemented in the context of the Conservative Reproducing Kernel Smoothed Particle Hydrodynamics (CRKSPH) method used in HACC. This effort will also include modeling of the effect of cosmic rays as a baryonic feedback mechanism and optimization of the distributed FFT used in HACC. Position Requirements Required skills: - Completed Bachelor's degree in computer science, physics, or equivalent - Comprehensive skills in programming languages such as C++, CUDA, and Python - Experience in developing HPC codes - Experience with the HACC code - Ability to model Argonne's core values of impact, safety, respect, integrity and teamwork Desired skills: - Experience with multiple computing platforms - Experience with AI techniques Job Family Temporary Job Profile Postbaccalaureate Appointee NE Worker Type Long-Term (Fixed Term) Time Type Part time The expected hiring range for this position is $28.20-$44.36. Please note that the pay range information is a general guideline only. The pay offered to a selected candidate will be determined based on factors such as, but not limited to, the scope and responsibilities of the position, the qualifications of the selected candidate, business considerations, internal equity, and external market pay for comparable jobs. Additionally, comprehensive benefits are part of the total rewards package. As an equal employment opportunity employer, and in accordance with our core values of impact, safety, respect, integrity and teamwork, Argonne National Laboratory is committed to a safe and welcoming workplace that fosters collaborative scientific discovery and innovation. Argonne encourages everyone to apply for employment. Argonne is committed to nondiscrimination and considers all qualified applicants for employment without regard to any characteristic protected by law. Argonne employees, and certain guest researchers and contractors, are subject to particular restrictions related to participation in Foreign Government Sponsored or Affiliated Activities, as defined and detailed in United States Department of Energy Order 486.1A. You will be asked to disclose any such participation in the application phase for review by Argonne's Legal Department. All Argonne offers of employment are contingent upon a background check that includes an assessment of criminal conviction history conducted on an individualized and case-by-case basis. Please be advised that Argonne positions require upon hire (or may require in the future) for the individual be to obtain a government access authorization that involves additional background check requirements. Failure to obtain or maintain such government access authorization could result in the withdrawal of a job offer or future termination of employment.

Title: STEM Pathway Program Instructor Location: IL-Lemont Job Description: Argonne National Laboratory is a U.S. Department of Energy national laboratory conducting world-class research to address the nation's energy, environmental, and security challenges. STEM Learning Pathways within Institutional Partnerships supports the development of the next generation STEM workforce through immersive, connected programming, engaging over 12,000 students annually across 20+ unique programs. We invite you to apply for the STEM Pathway Program Instructor position. In this position, you will be responsible for facilitating STEM workforce development programming to a variety of audiences, primarily middle school through undergraduate students. You will support Program Coordinators, Program Developers, and Program Leads in implementing departmental strategy and programs, while also leading instruction for established programs such as field trips and summer camps. This hybrid position requires on-site presence a minimum of 2-3 days per week. Responsibilities Include: - Facilitate and deliver STEM workforce development programming to a variety of audiences with a focus on middle school through undergraduate students. - Lead instruction for established programs such as field trips and camps, ensuring engaging and high-quality learning experiences. - Assist and co-facilitate alongside Program Coordinators, Program Developers, and Program Leads on strategic programs and initiatives. - Design activities and curriculum for established programs (e.g., new Learning Labs) and contribute to program development efforts led by senior staff. - Apply research-backed pedagogical approaches, including inquiry-based, cooperative, and experiential learning methods, to create student-centered learning experiences. - Support business processes such as student onboarding, registration, and other administrative tasks as assigned. - Communicate program activities and information to participants and provide a welcoming experience. - Support multiple programs as assigned, working in a matrixed environment. - Track and maintain accurate program data as directed, including participant attendance and activity records. - Collaborate with team members to ensure coordinated and effective program delivery. - Provide on-site support during program events, including occasional evening and weekend programming. Position Requirements - Experience in teaching or facilitation in formal or informal STEM education settings. - Knowledge of research-backed pedagogical approaches and student-centered learning methods. - Ability to engage and inspire students across various age groups in STEM learning experiences. - Excellent verbal communication and interpersonal skills, with the ability to create a welcoming environment. - Strong organizational skills with attention to detail. - Ability to work flexibly across multiple programs and teams in a dynamic environment. - Proficiency in using cloud-based collaborative tools and Microsoft Office. - Department priorities include leveraging AI capabilities to increase efficiencies; AI experience a plus but not required. - Demonstrated experience of working within a high-functioning matrixed team and within a dynamic environment managing multiple deadlines. - Ability to model Argonne's Core Values: Impact, Safety, Respect, Integrity, and Teamwork. Minimum Education/Experience Requirements: A Bachelor's degree in a STEM field (e.g., Physical Sciences, Engineering, or Biology) or STEM Education with a minimum of 1-3 years of experience in teaching or facilitation in formal or informal education settings. Job Family Professional Administrative (PA) Job Profile Education Outreach 1 NONEXEMPT Worker Type Regular Time Type Part time The expected hiring range for this position is $25.21 - $39.78.

This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more. Role Description Argonne’s Financial Management and Procurement Services organization (FMPS) is seeking a Payroll Specialist to join their team. The Payroll Specialist supports the accurate and timely processing of payroll for the Laboratory. This role performs payroll processing, data maintenance, reconciliations, and reporting activities in accordance with federal, state, and local wage and hour laws; Department of Energy guidelines; Argonne policies and procedures; and Generally Accepted Accounting Principles (GAAP). This position works collaboratively with Human Resources, Benefits, Accounting, and other internal teams to support day-to-day payroll operations. - Enter, review, and maintain employee payroll data including earnings, deductions, tax withholdings, and direct deposit information. - Review timekeeping entries and perform pay-period validations. - Assist with payroll processing activities to ensure accuracy and timely completion. - Reconcile payroll data and research discrepancies as needed. - Prepare payroll-related journal entries and support general ledger reconciliation activities. - Generate routine payroll reports related to earnings, deductions, taxes, and benefits. - Assist with employee leave accrual tracking and related calculations. - Provide support for year-end payroll activities, including review and validation processes. - Respond to payroll-related inquiries from employees and management in a professional and timely manner. - Maintain confidentiality when handling sensitive payroll and employee information. - Process, validate, and reconcile payroll-related data imports and integrations between Workday and ADP, including file transfers, interface balancing, error identification, and resolution to ensure accuracy and completeness of transferred data. Qualifications - Minimum of a Bachelor's degree (in Accounting, Finance, Business Administration or related field) and 2+ years of experience, or equivalent. - Experience processing payroll with a working knowledge of payroll regulations and wage and hour requirements. - Familiarity with payroll and timekeeping systems (Workday, Dayforce/Ceridian, ADP Vantage, or similar platforms preferred). - Strong attention to detail and ability to work accurately with numerical data. - Basic to intermediate analytical skills, including proficiency in Microsoft Excel. - Ability to prioritize tasks and meet established deadlines. - Effective communication and interpersonal skills. Requirements - 3+ years of payroll or related accounting experience (preferred). Benefits - The expected hiring range for this position is $60,750.00 - $94,770.00. - Comprehensive benefits are part of the total rewards package.