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Senior Middleware/Integration Engineer

Constellation WestLast week

Where you can work from
Remote — United States onlyUnited States
Salary
Salary not disclosedThe employer did not publish a range. We do not estimate one.
Job type
Full-time
Experience
Senior

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Job description

Job Overview

Customer: Internal Revenue Services (IRS)

Location: Remote, with occasional onsite support for meetings, deployments, production activities, or knowledge transfer as required.

Clearance: No clearance required.

Position Summary

Lead the design, development, modernization, and support of enterprise middleware and API integration services supporting the Internal Revenue Service (IRS). This position will provide technical leadership for enterprise integration solutions utilizing Java-based technologies, IBM webMethods, and cloud-native architectures.

Required Experience

  • 10+ years of software engineering experience
  • Enterprise API development
  • Java
  • Spring Boot
  • REST and SOAP web services
  • IBM webMethods
  • Enterprise middleware
  • Microservices architecture
  • OpenShift or Kubernetes
  • Enterprise system integration
  • Application modernization
  • Production support and troubleshooting
  • Agile development

Preferred Experience

  • IRS experience
  • Federal Government experience
  • API Gateway experience
  • DevSecOps environments
  • Containerized applications

Education

Bachelor's degree in Computer Science, Information Systems, Engineering, or related field (or equivalent experience).

Clearance

No clearance required.

We are an Equal Opportunity Employer

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law. Constellation West will not discharge or, in any other manner, discriminate against employees or applicants because they have inquired about, discussed, or disclosed their pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. 41 CFR 60-1.35(c)

About The Organization

Constellation West is an award winning company that delivers Information Technology (IT) engineering services and solutions and non-IT subject matter expertise worldwide. Established in 1997, Constellation West is an industry leader, partnering with key organizations. As a prime contractor or preferred subcontractor, we have a continual list of opportunities to fill nationwide with multiple agencies such as the Department of Veteran Affairs, the Department of Defense, civilian agencies, and the national intelligence community. Many positions supporting the U.S. federal government require our employees to be granted security clearances.

Constellation West provides fully integrated solutions spanning all aspects of system/network engineering, system/network administration, data management, information assurance, quality assurance, full lifecycle support, software development, and geospatial information services. Constellation West looks for the right people ready to step up and be part of a dynamic team.

Are you up for an exciting challenge? Do you want to apply your expertise and knowledge to solve complex problems? Join our team at Constellation West! We offer an exhilarating work environment, a competitive salary, and benefits that will reward your hard work and dedication. Don't miss out on this amazing opportunity!

Benefits include but are not limited to

• Tuition reimbursement

• Competitive 401(k) plan

• Competitive Health Benefits

• 11 Paid Holidays!!

• 15 PTO Days!

• Veteran Hiring Preference

Constellation West is proud to be an EEO/AA employer M/F/D/V

Originally posted on Himalayas

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Job availability & source

Still listed on the employer's own board at our last check, 6 days ago

This job was originally posted by the employer or source shown below. We re-check the original listing regularly to keep its availability current, and send you straight to it to apply — we never sit in between.

Source
Himalayas
Posted by the employer
10 Oct 2026
First seen by us
13 Oct 2026
Last checked
18 Oct 2026

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