CrawlJobs Logo

Mainframe Performance & Capacity Engineer

realign-llc.com Logo

Realign

Location Icon

Location:
United States , Atlanta

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

130000.00 USD / Year

Job Description:

Job Description

Job Responsibility:

  • Lead performance and capacity management initiatives across complex IBM z/OS environments
  • Monitor real-time z/OS system health and performance across CPU, memory, DASD, and WLM-managed workloads
  • Collect and analyze system performance data to generate reports and dashboards
  • Develop and implement performance tuning strategies by recommending changes to service definitions, dispatching priorities, and workload placement
  • Contribute to capacity planning by forecasting and modeling workload resource demand & capacity requirements
  • Support cost modeling, vendor reporting (SCRT), infrastructure sizing and resource optimization efforts
  • Participate in on-call rotation for 24/7 support of critical systems

Requirements:

  • Proven experience in mainframe performance monitoring, observability, capacity management, and data analysis
  • Proven experience resolving systems performance problems in real-time via adjustments to WLM and batch initiators
  • Proficiency in REXX/Python, Job Control Language (JCL) & DB2
  • Strong understanding of Batch Processing and Job Scheduling
  • Deep expertise with SMF/RMF data, WLM service definitions, and z/OS workload behavior
  • Advanced knowledge of IBM zEnterprise hardware, RMF, SMF, SAS, MXG and related tools
  • Experience with SYSPLEX design, WLM policy tuning, and PR/SM optimization of GP & zIIP configurations

Additional Information:

Job Posted:
March 21, 2026

Employment Type:
Fulltime
Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Mainframe Performance & Capacity Engineer

Application Engineering Manager

We are seeking an experienced Engineering Manager to provide people leadership, ...
Location
Location
United States , Appleton
Salary
Salary:
140000.00 - 180000.00 USD / Year
bhsg.com Logo
Beacon Hill
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in Computer Science or a related technical field, or equivalent experience
  • Significant experience as an engineering people leader with demonstrated success managing and developing engineers
  • Background originating from hands‑on engineering roles (not purely oversight or adjacent functions)
  • Experience leading or influencing large enterprise application portfolios
  • Proven ability to engage in deep technical and architectural discussions
  • Experience working within corporate or enterprise technology environments
  • Familiarity with Agile and product‑oriented operating models
  • Strong communication skills with the ability to articulate the technical "why" to both technical and non‑technical stakeholders
Job Responsibility
Job Responsibility
  • Lead and develop multiple cross‑functional product teams, including engineers, scrum masters, and a staff engineer
  • Build, coach, and retain high‑performing engineering teams with a strong culture of accountability, collaboration, and continuous improvement
  • Provide regular 1:1 coaching, performance feedback, and career development planning
  • Foster psychological safety and a growth‑oriented team environment
  • Actively participate in architectural discussions and technical tradeoff decisions, including deep, hands‑on conversations
  • Guide teams toward sound system‑level and portfolio‑level architecture decisions rather than isolated optimizations
  • Review and influence solution design, integration approaches, and modernization strategies
  • Maintain credibility through hands‑on technical engagement, code review familiarity, and solution design participation
  • Provide leadership across a diverse application ecosystem, including: Packaged vendor platforms, Custom and in‑house applications, Legacy and mainframe systems
  • Lead or contribute to large‑scale, multi‑year modernization efforts involving deeply interdependent systems and aging data platforms
  • Fulltime
Read More
Arrow Right

Senior Mainframe Storage Architect

This job is responsible for defining an architectural vision and solution that s...
Location
Location
United States , Richmond, Plano
Salary
Salary:
Not provided
themuse.com Logo
The Muse
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 10 + Years experience leading and managing multiple competing and dynamic deliverables
  • 10 + Years experience and skills to include: Storage Architecture
  • Encryption
  • Fiber protocols and configuration
  • FICON
  • HCD/IOCP
  • I/O Performance (DASD, Switches, Virtual Tape)
  • Refreshes/upgrades (inclusive of Brocade directors/switches, Hitachi DASD, and IBM Virtual Tape (TS7700s))
  • Storage Area Network (SAN) replication design and configuration
  • Capacity (inclusive of network/switches)
Job Responsibility
Job Responsibility
  • Works across the business, operations and technology to create the solution intent and architectural vision for complex solutions and prioritize functional and non-functional requirements into a technology backlog to enable the technology roadmap and functionality to support evolving capabilities and services
  • Contributes to the creation of the architecture roadmap of defined domains (Business, Application, Data, and Technology) in support of the product roadmap and the development of best practices including standardized templates
  • Clarifies the architecture, assists with system design to support implementation, and provides solution options to resolve any architectural impediments
  • Facilitates solution driven discussions, leads the design of complex architectures, and finds creative solutions through knowledge of domain, practical experiments, and proof of concepts while ensuring architecture is flexible, modular, and adaptable
  • Educates team members on the technology practices, standardization strategies, and best practices to create innovative solutions
  • Supports the team as needed to select the technology stack required for solutions and helps select preferred technology products
  • Performs design and code reviews to ensure all non-functional requirements are sufficiently met (for example, security, performance, maintainability, scalability, usability, and reliability)
  • Mainframe Storage Architect (Individual Contributor) Duties to include collaborating with others, designing, developing, and setting strategy for mainframe storage architecture in a large, diverse, dynamic, and exciting storage environment. Responsibilities will span mainframe storage disk, engineering, and virtual tape.
What we offer
What we offer
  • FSA
  • HSA
  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Life Insurance
  • Short-Term Disability
  • Long-Term Disability
  • Pet Insurance
  • Mental Health Benefits
  • Fulltime
Read More
Arrow Right

Cobol Developer

Fyld is a Portuguese consulting company specializing in IT services. We bring hi...
Location
Location
Portugal , Lisboa
Salary
Salary:
Not provided
https://www.fyld.pt Logo
Fyld
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Academic background in Computer Science, Software Engineering, Information Systems, or related field
  • Proven experience in software development using COBOL in professional environments
  • Proficiency in COBOL programming language, including fundamental concepts, control structures, file manipulation, and database interaction
  • Familiarity with mainframe environments, including operating systems such as z/OS, z/VM, and database management systems like DB2
  • Experience in integrating COBOL-based legacy systems with modern systems, using integration technologies such as APIs, messaging, or web services
  • Ability to maintain, debug, and modernize legacy systems written in COBOL, preserving existing functionality and introducing enhancements as needed
  • Capacity to identify and resolve complex issues in COBOL systems, including logic errors, performance problems, and integration with other parts of the system
  • Willingness to learn new technologies and development methods, as well as adapt to changes in project requirements and technology stack
  • Fulltime
Read More
Arrow Right

Systems Administrator

System Administrator works under the direction of a Principal Network Systems Ad...
Location
Location
United States , Downey
Salary
Salary:
Not provided
nexlogica.com Logo
Nexlogica
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Minimum of five (5) years of broad knowledge of networking services and common networking protocols
  • Minimum of three (3) years of experience within the last four (4) in the capacity of a Network Systems Administrator or similar role
  • Minimum of two (2) years of experience within the last four (4) years in a security monitoring role
  • Possession of a bachelor’s degree in an IT-related or Engineering field
  • Additional qualifying experience may be substituted for the required education on a year-for-year basis
  • Technology skill sets required: Cisco ATA, Cisco ACI, Cisco APIC, Cisco Prime, Cisco VoIP Call Manager, CACTI, eCloud, Elastic Search, ITM, Open NMS, nGenius, McAfee
  • MVISION, NetScout, SCOM
  • UTR
  • StruxureWare, SecureWorks WAF (WAN App FW) toolset, Wireshark, & Web CTRL
Job Responsibility
Job Responsibility
  • Make sure that company networks align with business goals and objectives
  • Oversee an organization’s computer systems or database networks to ensure proper maintenance and security
  • Work with other network professionals and IT staff to update cyber security measures, install hardware or software devices and troubleshoot problems
  • Work with company employees to identify network or computer system needs, overseeing the installation of new hardware or software and using employee feedback to isolate issues
  • Maintain computer networks and systems including software, mainframes, VPNs, routers and other physical hardware
  • Install and configure network equipment to update or fix hardware or software issues
  • Update virus protection software to keep data and communications protected
  • Monitor computer systems to improve network performance for computer systems and networks
  • Communicate networking issues to other employees and management, especially in training new users
  • Fix software and hardware configuration issues for users on-demand or from inspection of the systems
  • Fulltime
Read More
Arrow Right
New

Chef de Partie

Knowles of Norwood is a proper neighbourhood pub with a great kitchen team. We f...
Location
Location
United Kingdom , London
Salary
Salary:
Not provided
shinnerandsudtone.co.uk Logo
Shinner & Sudtone
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Ownership of a section during busy services
  • Help lead the kitchen when quieter
  • Keep standards high every service
  • Contribute to menu development and weekly specials
  • Take pride in food and enjoy putting stamp on menu
  • Mentor junior chefs and KP's
  • Develop skills and confidence of junior staff
Job Responsibility
Job Responsibility
  • Take ownership of your section during busy services
  • Help lead the kitchen when things are quieter
  • Be a key part of the brigade and trusted to keep standards high
  • Contribute to menu development and weekly specials
  • Mentor junior chefs and KP's, helping them develop their skills and confidence
  • Progress with training to one day run your own kitchen
What we offer
What we offer
  • Christmas Day and Boxing Day off
  • 50% staff discount on food across all Portobello pubs
  • 20% discount on drinks in all Portobello pubs
  • 25% discount on beer from the Portobello Brewery store
  • Annual company Christmas party hosted by senior management
  • Opportunities to attend supplier visits and food trips
  • Your birthday off plus a £50 bar tab to celebrate
  • Invitation to the Rising Stars Dinner recognising standout talent
  • A culture built on Honesty, Integrity and Respect
  • Fulltime
Read More
Arrow Right
New

Tax Preparer

We are looking for an experienced Tax Preparer to join our team on a long-term c...
Location
Location
United States , Wayne
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Proven experience in tax preparation, specifically individual tax returns
  • Proficiency in using Lacerte Tax Software and Intuit Lacerte
  • Strong understanding of tax laws and regulations
  • Excellent analytical skills and attention to detail
  • Ability to manage multiple tasks and meet deadlines
  • Effective communication skills for client interaction
  • High level of integrity and ability to maintain confidentiality
  • Bachelor's degree in accounting, finance, or a related field is preferred
Job Responsibility
Job Responsibility
  • Prepare and file individual tax returns with accuracy and compliance to current regulations
  • Analyze financial information and ensure proper documentation for tax purposes
  • Provide clients with guidance on tax-related matters, including deductions and credits
  • Utilize Lacerte Tax Software to efficiently manage tax preparation tasks
  • Stay updated on changes in tax laws and incorporate them into the preparation process
  • Conduct thorough reviews of tax documents to ensure completeness and accuracy
  • Assist clients in organizing financial records and resolving discrepancies
  • Collaborate with team members to improve processes and enhance efficiency
  • Maintain confidentiality and handle sensitive information with professionalism
What we offer
What we offer
  • medical, vision, dental, and life and disability insurance
  • eligible to enroll in our company 401(k) plan
  • free online training
Read More
Arrow Right
New

Pharmacy Intern

You’ve invested a lot of time and energy in your education. Now you want the cha...
Location
Location
United States , Mountlake Terrace
Salary
Salary:
21.00 - 24.00 USD / Hour
https://www.cvshealth.com/ Logo
CVS Health
Expiration Date
May 05, 2026
Flip Icon
Requirements
Requirements
  • Accepted into, or actively enrolled in, an ACPE accredited college or school of pharmacy
  • Must possess, or be in the process of obtaining, valid intern and/or technician licensure as required
  • Regular and predictable attendance, including nights and weekends
  • Ability to complete required training within designated timeframe
  • Ability to concentrate on a task over a period of time
  • Ability to pivot quickly from one task to another to meet patient and business needs
  • Ability to confirm prescription information and label accuracy, ensuring patient safety
  • Actively look for ways to help people, and do so in a friendly manner
  • Notice and understand patients’ reactions, and respond appropriately
  • Use and understand verbal and written communication to interact with patients and colleagues
Job Responsibility
Job Responsibility
  • Living our purpose by following all company SOPs at each workstation to help our Pharmacists and Technicians manage and improve patient health
  • Following pharmacy workflow procedures at each pharmacy workstation (i.e., production, pick-up, drive-thru, and drop-off) for safe and accurate prescription fulfillment
  • Contributing to positive patient experiences showing empathy and genuine care: creating heartfelt and personalized moments while serving patients at pick-up, drive-thru, and over the phone
  • keeping patients healthy by offering immunizations and other services at the register and over the phone
  • and demonstrating compassionate care by solving or escalating patient problems
  • Offering to counsel, fielding medical questions, and soliciting information on a patient’s medical history to provide optimal care, when appropriate under the direct supervision of a licensed pharmacist
  • Taking telephonic prescriptions from the prescriber, and calling the prescriber to clarify prescriptions or facilitate medication changes, where allowed by state regulation
  • Maintaining the highest level of self-awareness and providing in-the-moment coaching, training, and mentoring to pharmacy team members while sharing best practices
  • Completing basic inventory activities, as permitted by law, and as directed by the pharmacy leadership team, such as accurately putting away medication deliveries and completing cycle counts, returns-to-stocks, waiting bin inventories, etc.
  • Contributing to a high-performing team, embracing a growth mindset, and being receptive to feedback
Read More
Arrow Right
New

Administrative Assistant

We are looking for an experienced Administrative Assistant to join our team on a...
Location
Location
United States , Sleepy Hollow, New York
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Proven experience in administrative roles, preferably with scheduling responsibilities
  • Strong proficiency in computer systems and data entry
  • Excellent organizational and time management skills
  • Ability to handle scheduling changes and make decisions confidently
  • Attention to detail to ensure accuracy in schedules and records
  • Effective communication skills to address team inquiries and updates
Job Responsibility
Job Responsibility
  • Create, update, and manage schedules to ensure accuracy and timeliness
  • Maintain accurate records in the system to reflect schedule modifications
  • Provide administrative support for payroll-related documentation and processes
  • Collaborate effectively with team members to meet departmental needs
  • Uphold high standards of accuracy and attention to detail in all administrative functions
What we offer
What we offer
  • medical, vision, dental, and life and disability insurance
  • eligible to enroll in our company 401(k) plan
Read More
Arrow Right