Job#: 3029027 Job Description: Lead Middleware Engineer
Location: Roseland, New Jersey (3 days in office/2 remote)
Employment Type: 12+ month Contract
Role Overview
We are seeking a Lead Middleware Engineer to join a growing team focused on the availability, performance, and capacity of key middleware tools. This role will lead the middleware platform strategy, designing, implementing, and supporting enterprise integration solutions using IBM Sterling File Gateway (SFG) and IBM App Connect Enterprise (ACE). The position involves overseeing integration development and ensuring secure, reliable file transfers and message routing.
Key Responsibilities
- Lead the design, development, and support of global integration solutions, including IBM SFG and IBM ACE.
- Manage and maintain middleware infrastructure for high availability, security, and performance.
- Develop B2B file transfer workflows, partner onboarding processes, and data transformations.
- Support IBM Sterling Gateway (SFG) requests and manage partner onboarding, routing channels, and business process modeling.
- Implement message flows, error handling, and integration patterns using IBM ACE.
- Provide technical leadership and mentorship to a team of integration developers and engineers.
- Collaborate with application, infrastructure, security, and business teams to define requirements.
- Monitor and troubleshoot middleware issues, performing root cause analysis to drive resolutions.
Required Qualifications
Experience:- 5+ years of experience in Middleware or Enterprise integration roles.
- Experience supporting IBM Sterling Gateway (SFG) and proficiency with partner onboarding, routing channels, and business process modeling.
- Strong understanding of file transfer protocols (SFTP, AS2, FTP/S), B2B integration standards, and security (TLS, PGP).
- Experience working in an AWS environment.
Technical Skills:- Hands-on experience with IBM Sterling File Gateway (SFG).
- Proficiency with scripting languages such as Shell or Python for automation.
- Familiarity with DevOps practices, CI/CD pipelines, and automation tools.
- Proficiency in troubleshooting message flows and system logs.
Preferred Qualifications
- Experience with IBM App Connect Enterprise (ACE), including message flows, ESQL, and integration nodes.
- Experience with containerized deployments.
- Familiarity with monitoring tools such as Splunk or Dynatrace.
- Knowledge of other cloud integration platforms (Azure, Google Cloud Platform).
- Bachelor's degree in Computer Science, Information Systems, or a related field.
Compensation & Benefits
Pay Rate: $75.00 - $83.50 per hour.
This employer is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.
Apex uses a virtual recruiter as part of the application process. Click for more details.
If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at or .
Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click for more details.
Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.
Never miss an opportunity! Create an alert based on the job you applied for.
