Senior Middleware Integration Engineer (IBM ACE / IBM MQ)

  •  Reference Number: 414894
  •  Posted: 10/14/2026
  •  Job Type: Contract

Senior Middleware Integration Engineer (IBM ACE / IBM MQ)

Location: Charlotte, NC (Hybrid – 2 to 3 days onsite weekly)

Pay Rate: $65.00 – $75.00 / hour W2

Duration: 6–12 Month Contract (High potential for long-term extensions)

Employment Terms: STRICTLY DIRECT W2 ONLY (Strictly No C2C, 1099, Third-Party Agencies, or Referrals)

Position Overview

We are seeking 3–4 Senior Middleware Integration Engineers with deep technical expertise in IBM App Connect Enterprise (ACE) and IBM MQ to support a critical enterprise system transition involving a legacy Profile Deposits platform.

In this role, you will lead complex data transformation, contextual conversion, and API-led connectivity while maintaining and supporting existing IBM ACE and IBM MQ message flows in a containerized environment.

Key Responsibilities

  • IBM ACE & IBM MQ Support & Development: Maintain, troubleshoot, and optimize operational IBM ACE message flows and IBM MQ queues while developing new high-performance integration channels.

  • Contextual Data Transformation: Lead complex data transformation and logic conversion (beyond basic file transfer) to support the migration from legacy Profile systems to target enterprise applications.

  • API-Led Connectivity & Messaging: Transition legacy file-based transfers into modern RESTful APIs and integrate high-volume real-time streams using Kafka.

  • Database & Scripting Operations: Write and optimize PL/SQL queries for data validation, integrity checks, and transformation, supported by Unix/Linux shell scripting for automation.

  • Containerized Deployment: Support middleware node deployments, container orchestration, and flow executions within an OpenShift environment.

Required Qualifications

  • IBM ACE & IBM MQ Expertise: 5+ years of hands-on experience developing, configuring, and supporting IBM App Connect Enterprise (ACE) and IBM MQ message flows.

  • Containerized Environments: Direct experience deploying and managing middleware within OpenShift or Kubernetes environments.

  • Streaming & Event Messaging: Strong hands-on experience integrating message flows with Kafka for real-time asynchronous processing.

  • Database & SQL Mastery: Advanced SQL / PL-SQL development skills for complex data extraction, transformation, and validation routines.

  • API Development: Proven track record building and consuming RESTful APIs within middleware architectures.

  • Scripting & OS: Proficient in Unix/Linux shell scripting.

  • Employment Terms: Must be eligible for direct W2 employment (No C2C / No 1099 / No Subcontracting) and able to work hybrid onsite in Charlotte, NC.

How to Apply

Are you a Senior Middleware Engineer with strong IBM ACE and IBM MQ experience available for a long-term hybrid contract in Charlotte, NC? Reply directly with an updated copy of your resume to connect!

Upon completion of waiting period, consultants are eligible for:

  • Medical and Prescription Drug Plans
  • Dental Plan
  • Vision Plan
  • Health Savings Account
  • Health Flexible Spending Account
  • Dependent Care Flexible Spending Account
  • Supplemental Life Insurance
  • Short Term and Long Term Disability Insurance
  • Business Travel Insurance
  • 401(k), Plus Match
  • Weekly Pay

If this is a role that interests you and you'd like to learn more, click apply now and a recruiter will be in touch with you to discuss this great opportunity. We look forward to speaking with you!

About ManpowerGroup, Parent Company of: Manpower, Experis, Talent Solutions, and Jefferson Wells.

ManpowerGroup® (NYSE: MAN), the leading global workforce solutions company, helps organizations transform in a fast-changing world of work by sourcing, assessing, developing, and managing the talent that enables them to win. We develop innovative solutions for hundreds of thousands of organizations every year, providing them with skilled talent while finding meaningful, sustainable employment for millions of people across a wide range of industries and skills. Our expert family of brands – Manpower, Experis, Talent Solutions, and Jefferson Wells – creates substantial value for candidates and clients across more than 75 countries and territories and has done so for over 70 years. We are recognized consistently for our diversity - as a best place to work for Women, Inclusion, Equality and Disability and in 2023 ManpowerGroup was named one of the World's Most Ethical Companies for the 14th year - all confirming our position as the brand of choice for in-demand talent.

Charlotte, NC

CONSULTANT TESTIMONIAL

An Experis consultant

"Communication, instructions, expectations and follow-through were exceptional, throughout the hiring, interviewing and onboarding process. Thank you, Experis!"