WEX Inc

Information Systems Engineer 2

WEX Inc$81K — $96K *
US-AnywhereRemote in United States
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Business, Computer Science, or related technical field.
  • 3+ years in payment processing, IT support, network interface testing, or technical QA.
  • Strong understanding of technical interface specifications (API/Network Interface Testing).
  • Intermediate to advanced SQL skills for data extraction and analysis.
  • Excellent management of client and stakeholder relationships.

Responsibilities

  • Coordinate the 90-to 180-day certification lifecycle for merchant and POS vendor portfolios.
  • Create and maintain technical test scripts while troubleshooting test execution errors.
  • Configure daily test environments using the eManager Portal for regional accounts.
  • Collaborate with client engineering teams for secure network connectivity setups.
  • Execute SQL queries to verify transaction outputs and data integrity daily.
  • Issue Certification Letters and provide operational support during post-launch periods.
  • Lead technical meetings and project updates as the main contact for merchants and internal teams.

Benefits

  • Health, dental, and vision insurance.
  • Retirement savings plan with employer contributions.
  • Paid time off and health savings account options.
  • Flexible spending accounts for medical expenses.
  • Life and disability insurance.
  • Tuition reimbursement for continued education.
Full Job Description
About the Team/Role

OTR Certification & Technical Testing Lifecycle
  • Coordinate and guide the 90-to 180-day certification lifecycle for assigned merchant and POS vendor portfolios, guiding stakeholders from Initiation and Scope Discovery through Lab/Beta Testing to final Production Release.
  • Create, tailor, and maintain technical test scripts weekly based on specific customer hardware and software profiles (Full Certification vs. Regression Testing), actively troubleshooting authorization or script execution errors daily.

Lab Configuration, Connectivity & AI Optimization (Weekly):
  • Configure test environments daily using the eManager Portal to set up test cards, prompts, and velocity limits for assigned regional accounts.
  • Collaborate weekly with client engineering teams to establish secure network connectivity (SSL, VPN, Direct Connect) while proactively adopting AI-assisted diagnostic tools and process automation scripts to optimize manual testing workflows.

Data Validation & Quality Assurance (Daily & Project-Based):
  • Execute intermediate to advanced SQL queries on backend tables daily to audit test results, verify transaction outputs, and ensure data integrity against live system logs and Script Workbooks.
  • Champion successful launches by issuing formal Certification Letters and providing hands-on operational support during the critical 30-day post-launch stabilization window daily.

Technical Specification Adherence & Operations Support:
  • Serve as a primary technical resource expert for assigned regions, ensuring strict adherence to technical interface specifications, including ISO 8583 Card Payment Authorization and Proprietary Sales Transaction files.
  • Resolve production authorization anomalies, POS terminal equipment issues, and transaction data file questions during outage reconciliations weekly.
  • Proactively identify and embrace opportunities to integrate AI and automation technologies into operational processes. This includes initiatives to drive scale, reduce reliance on manual processes, and mitigate operational risks.
  • Stakeholder Communication & Project Management:
  • Lead weekly kickoff meetings, technical alignment sessions, and project updates as the primary technical point of contact with external merchants and internal teams (Merchant Development, NetOps, Product Support).

These statements are intended to describe the general nature and level of work being performed rather than give an exhaustive list of all duties and responsibilities.

Experience you'll bring
  • Education: Bachelor's degree in Business, Computer Science, or a related technical field. Experience: 3+ years of progressive experience in payment processing, IT systems support, network interface testing, or technical QA.
  • Technical Acumen: Proven ability to understand, interpret, and apply technical interface specifications (API/Network Interface Testing).
  • Data Proficiency: Demonstrated intermediate to advanced SQL skills to extract data, verify transaction outputs, and analyze system logs. Testing Expertise: Hands-on experience creating, executing, and troubleshooting technical test scripts and validation files.
  • Communication: Strong track record of managing external client and cross-functional stakeholder relationships.
  • Background Check: Must successfully pass a background investigation.

Preferred Qualifications
  • Advanced Education: Specialized certifications in QA, Payment Systems, or Project Management.
  • Specific Skills: Prior experience navigating WEX, EFS, or OTR proprietary payment network schemes and transaction workflows. Hands-on familiarity with payment test environments, terminal setups, eManager Portal, and EMV/CHIP parameters.
  • Technical Skills: Experience leveraging process automation tools, scripting languages, or data visualization software (Tableau, Power BI).
  • Soft Skills: High intellectual curiosity, resilience in troubleshooting complex technical bottlenecks, and exceptional organizational agility.


The base pay range represents the anticipated low and high end of the pay range for this position. Actual pay rates will vary and will be based on various factors, such as your qualifications, skills, competencies, and proficiency for the role. Base pay is one component of WEX's total compensation package. Most sales positions are eligible for commission under the terms of an applicable plan. Non-sales roles are typically eligible for a quarterly or annual bonus based on their role and applicable plan. WEX's comprehensive and market competitive benefits are designed to support your personal and professional well-being. Benefits include health, dental and vision insurances, retirement savings plan, paid time off, health savings account, flexible spending accounts, life insurance, disability insurance, tuition reimbursement, and more. For more information, check out the "About Us" section.

Pay Range: $81,200.00 - $96,900.00

About WEX Inc

WEX Inc is a provider of corporate payment solutions. The company operates in three segments: Fleet Solutions, Travel and Corporate Solutions, and Health and Employee Benefit Solutions. The Fleet Solutions segment provides payment and transaction processing services to commercial and government fleets. The Travel and Corporate Solutions segment focuses on providing payment solutions to businesses that have employees who travel for work. The Health and Employee Benefit Solutions segment provides healthcare payment products and software, as well as payroll and HR solutions.
Learn more about WEX Inc
Size
5,600 employees
Market Cap
$6.9 billion
Industry
Net Income
-$243.6 million
Founded
1983
5 Year Trend
+12.8%
Revenue
$1.5 billion
NASDAQ

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