31 principal java engineer opportunities in Westford updated today
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RTXDate Posted: 2026-04-28 Country: United States of America Location: US-MA-WESTFORD-WFD7 ~ 7 Technology Park Dr ~ BLDG 7 Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized to access information u
Build your best future with the Johnson Controls team! Who we are: Johnson Controls is global leader in smart, healthy, and sustainable buildings. Our mission is to reimagine the performance of buildings to serve people, places, and the planet. Join a winning team that enables you to build your best
Date Posted: 2026-04-01 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is requir
Date Posted: 2026-01-19 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Unspecified U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is r
Date Posted: 2026-01-21 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to s
Date Posted: 2026-04-30 Country: United States of America Location: US-MA-TEWKSBURY-TB4 ~ 836 North St ~ INNOVATION BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to st
Date Posted: 2026-02-17 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is requir
Date Posted: 2026-03-23 Country: United States of America Location: US-MA-TEWKSBURY-TB2 ~ 50 Apple Hill Dr ~ SUDBURY BLDG, Tewksbury Tb2 200 Sudbury Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clear
Date Posted: 2026-01-22 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to s
Date Posted: 2026-03-27 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is requir
Date Posted: 2026-01-21 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to s
Date Posted: 2026-02-18 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to s
Build your best future with the Johnson Controls team! Who we are: Johnson Controls is global leader in smart, healthy, and sustainable buildings. Our mission is to reimagine the performance of buildings to serve people, places, and the planet. Join a winning team that enables you to build your best
Overview Client is seeking a highly experienced Sr. Principal C#/.NET Engineer to help develop and modernize the Crossfire security integration platform. This is a senior, hands‑on role focused on building and optimizing backend services, improving architecture, deep debugging, and accelerating deli
Added Feb 26, 2026 Sr. Principal C#/.NET Engineer (45916) Westford, MA | Full-time Apply For additional information on how we handle your data, see If you receive a suspicious offer or communication claiming to be from us, do not share any personal or financial information. You can notify us using o
A prominent technology company is seeking a Sr. Principal C#/.NET Engineer in Westford, MA for a contract opportunity. The candidate will focus on high-performance C#/.NET solutions and support modernization efforts for critical client projects. Key responsibilities include troubleshooting complex s
What you will do Johnson Controls is hiring! We are seeking a Senior Principal Electronics Engineer to develop electronic products for safety systems. You'll be apart of a Research & Development team in a World-leading multi-national organization. We're seeking a high level of technical expertise in
Job Title: Sr. Principal C#/.NET Engineer (Mission-Critical Systems) Role Overview We are seeking a seasoned Sr. Principal C#/.NET Engineer to lead the modernization and enhancement of a large-scale, mission-critical security integration platform. This is a high-impact technical role for a "heavy hi
Date Posted: 2026-04-15 Country: United States of America Location: US-MA-WESTFORD-WFD7 7 Technology Park Dr BLDG 7 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start d
RTXDate Posted: 2026-03-18 Country: United States of America Location: US-MA-WESTFORD-WFD7 ~ 7 Technology Park Dr ~ BLDG 7 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required
Role: Principal Java (Native AWS) Engineer Client: Randstad Mode: Hybrid (2 weeks per month onsite) Duration: Long Term Contract (Only W2) Relocation: Yes Location: Merrimack, NH Note: Client only cares about the MUST HAVE SKILLS so don''t worry about the Full JD. 100% Backend Java Roles (Not lookin
*Job Description** Fidelity Investments Workplace Investing (WI) organization is seeking an experienced engineer who will play a key role in building new capabilities in the cloud. You will leverage modern agile development practices and architecture patterns. You will be working closely with divers
### **Job Description:** *The Team** Fidelity is looking for a Principal Full Stack Engineer to join the Fidelity Institutional Technology Development Team. This candidate will be applying strong software development and test automation skills to design, develop, test, deploy, maintain, and improve
Insight GlobalJob Description We are seeking a Senior/Principal Java Developer to help design, enhance, and modernize mission-critical brokerage and tax processing systems. You will collaborate closely with architecture, product, and business partners to build reliable, scalable solutions that support complex fin
The firm is entering a stage of very rapid growth, our customer base includes some of the best-known brand names in the world, and we are adding more all the time. The right person in this role will allow us to grow even faster and delight even more customers, so if you are up for a challenge and wa
Werfen Werfen is a growing, family-owned, innovative company founded in 1966 in Barcelona, Spain. We are a worldwide leader in specialized diagnostics in the areas of Hemostasis, Acute Care Diagnostics, Transfusion, Autoimmunity, and Transplant. Through our Original Equipment Manufacturing (OEM) bus
Company Overview: MACOM designs and manufactures semiconductor products for Data Center, Telecommunication and Industrial and Defense applications. Headquartered in Lowell, Massachusetts, MACOM has design centers and sales offices throughout North America, Europe and Asia. MACOM is certified to the
Job Summary At Red Hat, we believe the future of AI is open and we are on a mission to bring the power of open-source LLMs and vLLM to every enterprise. The Red Hat AI Inference team accelerates AI for the enterprise and brings operational simplicity to GenAI deployments. As leading developers and m
Job Summary At Red Hat, we believe the future of AI is open and we are on a mission to bring the power of open-source LLMs and vLLM to every enterprise. The Red Hat AI Inference team accelerates AI for the enterprise and brings operational simplicity to GenAI deployments. As leading developers and m
$77,000 – $98,000/year
Estimation confidence: Low
Estimate based on market data for Westford. Actual salaries may vary depending on experience, company, and area.
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