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Mainframe Engineer - Remote

  • Location: City of Mediapolis, 50392
  • Job Type:Contract

Posted 7 months ago

Position: Senior Infrastructure Engineer
Location: Des Moines, IA 50392
Term: 12 months
Day-to-Day Responsibilities:
  • Proactively monitoring the system and addressing performance issues before they impact the system.
  • Installing, maintaining, and customizing performance & reporting related software.
  • Comply with a Code of Ethics which covers a number of obligations related to personal and business conduct as well as personal trading activities for you and members of your household. These same requirements may also apply to other positions across the organization.
Is this a good fit? (Requirements):
  • 10+ years of work-related experience within the mainframe (z/OS) environment as a Performance Monitoring expert.
  • Deep technical understanding of z/OS performance items of CPU Statistics o Memory Utilization of CF Utilization of WLM.
  • Experience tuning various z/OS components (coupling facilities, CP's, zIIP's, memory, etc.).
  • Experience creating/consuming performance reports.
  • Experience at trouble shooting performance issues within the z/OS environment (if they have experience looking beyond the z/OS environment even better, but I know that may be a large ask).
  • Experience tuning the environment for the various z/OS Subsystems (i.e., knowing that a DB2 group buffer pool/local buffer pool may need resized).
  • Experience converting to log streams.
  • Strong knowledge of RMF, RMF Monitor III, OMEGAMON and SMF data collection and reporting (TDS today).
  • Proven experience as an IT professional.
  • Proficiency with database applications, knowledge of mainframe, distributed and/or web programming language.
  • Familiarity with IBM monitoring & reporting tools such as OMEGAMON, TDS, ZDS, IZPCA, etc.,
  • Ability to dive and troubleshoot performance related issues.
  • Ability to dive in and troubleshoot mainframe performance related issues.
  • Ability to work on cross-functional teams and collaborate with both IT and non-IT partners.
  • Excellent planning, organizational, problem-solving, analytical, decision-making and communication skills.
  • Able to maintain a high degree of accuracy and confidentiality.
  • Desire and ability to learn new technology and continuously grow.
  • Some travel may be required, including overnight stays.
  • May be required to provide on-call support.
  • Strong verbal & written communication.
Even better if you have:
  • Associates/Bachelor’s Degree
  • Basic leadership skills.
  • Excellent time management skills.


Candidates will be responsible for following the client's COVID-19 protocols. Please refer to your MATRIX representative for specifics.

About Us

At MATRIX, we expertly match talented professionals with job opportunities to elevate careers. Since 1983, we have placed thousands of professionals at innovative clients across every industry ranging from small startups to Fortune 50 companies. It’s why we’re consistently in the top 25 of all U.S. IT staffing firms and why our consultants rate us well above the industry average, earning us ClearlyRated's Best of Staffing awards year after year. People come to us for a job, and stay with us because of our top-notch consultant care.

MATRIX is and Equal Employment Opportunity employer including disability and veteran and provides reasonable accommodations for all qualified individuals.  Supporting medical or religious documentation will be required where applicable. If you are a qualified individual you may request a reasonable accommodation under the American Disability Act (ADA). If you are a person with a disability needing assistance applying, or at any point in the hiring process, please email us at To ensure a quick response to your request, please use the words “Accommodation request” as the subject line of your email.

For hourly W2 contract roles MATRIX offers a highly competitive benefit package including Medical, Dental, Vision, Life, Disability, HSA, and 401(k) with pre and post-tax options.  Please see for more information.

For direct hire placement with our clients, benefits would be offered in accordance with that particular client’s offerings. This may include PTO, Medical, Dental, Vision, 401K and other pre and post-tax options.