Jobs / United States / Capital One Services LLC
Integration Engineer 4 - Mainframe Engineer
Capital One Services LLC · 🇺🇸 Riverwoods, IL
Sponsorship verdict
Posting rules out sponsorship
The posting rules out sponsorship or requires citizenship/clearance.
- Employer is on a government sponsor recordThe US Department of Labor certified 838 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. USCIS also records 253 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
- The posting says it won’t sponsorIts own wording says sponsorship is unavailable.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- What Capital One Services LLC paid sponsored hires in similar roles145 certified filings for “Application Engineer” (Software Developers) in IL: $108k–$153k, median $149k. Most were filed at wage level IV (72%) — 4 lottery entries, ≈61% projected selection odds for cap-subject employers. Source: US Department of Labor LCA disclosure data (Oct 2025 – Jun 2026).
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
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Why not apply?
The posting states sponsorship is unavailable. Applying is unlikely to lead anywhere if you need sponsorship.
SponsorApply flags time-wasters so your applications go where they can land. These come from the posting's own wording — read the original listing to confirm. See better-fit alternatives →
Sponsor Radar — Capital One Services LLC
The US Department of Labor certified 838 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. USCIS also records 253 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
Past sponsorship or register membership never guarantees sponsorship for this vacancy or for you. Full Sponsor Radar for Capital One Services LLC →
About the role
Integration Engineer 4 - Mainframe Engineer Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. This role focuses on supporting mixed batch and online mainframe infrastructure environments, maintaining high availability, and ensuring system resiliency. You will work across core mainframe technologies, performance monitoring, disaster recovery, data encryption, and file transfer protocols while supporting payment systems compliance and technical documentation. What You’ll Do: • Maintain and support a mixed batch and online mainframe infrastructure environment, ensuring high availability across Parallel Sysplex complexes. • Utilize mainframe monitoring suites (such as Omegamon) to track system performance and health. • Support disaster recovery technologies, including GDPS, to maintain system resiliency. • Implement and manage mainframe encryption technologies and solutions for data both at rest and in flight. • Manage file transfer protocols including SFTP, FTPS, and NDM (Connect Direct). • Develop comprehensive documentation for system designs, processes, and configurations. • Ensure compliance with industry regulations and standards to maintain the integrity and security of payment systems. • Collaborate in an Agile project environment using Jira. Basic Qualifications: • Bachelor's Degree • At least 4 years of experience designing and maintaining cross-platform or cloud integrations • At least 3 years of experience automating system configuration or data workflows • At least 3 years of experience with Sysplex complexes • At least 3 years of experience with COBOL, CICS, VSAM, JCL, DB2, or Mainframe RESTful API technologies • At least 3 years of experience with mainframe tools and utilities (IBM File Manager, IBM Z Workload Scheduler, batch schedulers, IBM Batch Utilities, ISPF, or TSO menu functions) Preferred Qualifications: • 6+ years of experience supporting a mixed batch and online mainframe infrastructure environment • 5+ years of experience with highly available Sysplex complexes • 5+ years of experience with mainframe monitoring suites, such as Omegamon • 5+ years of experience with COBOL, CICS, VSAM, JCL, DB2, or Mainframe RESTful API technologies • 3+ years of experience with Mainframe Disaster Recovery technology, such as GDPS • 3+ years of experience with mainframe encryption technologies for data at rest or data in flight • 3+ years of experience with file transfer protocols, such as SFTP, FTPS, and NDM (Connect Direct) • 3+ years of experience with source code and version control packages, such as Endevor or ChangeMan • 3+ years of experience developing comprehensive technical documentation for designs, processes, and system configurations • 3+ years of experience with payment systems compliance, industry regulations, and payment security standards • 3+ years of experience working in an Agile environment using Jira and team collaboration software such as Confluence • 2+ years of experience with Database Administrator tasks in DB2 • 2+ years of experience with x509 certificate management on z/OS • 2+ years of experience with payment gateways and credit card processing systems • 2+ years of experience with Python on z/OS • Experience participating in mainframe modernization journeys • Experience mentoring junior team members or technical staff At this time, Capital One will not sponsor a new applicant for employment authorization, or offer any immigration related support for this position (e.g. H1B, F-