Internships in East Hartford, Connecticut, United States

Engineering team at Barnes Group focuses on continuous improvement and process optimization in manufacturing. The intern will support tool design, conduct time studies, manage project milestones, and maintain ERP data while collaborating on cross‑functional improvement projects.

Internship in Employee & Labor Relations at RTX, based onsite in Middletown and East Hartford, CT. Supports recruiting, hiring events, shift and promotion surveys, FAA training, grievance procedures, investigations, supervisory training, employee engagement listening sessions, and file maintenance. Gains exposure to management, labor relations, collective bargaining, negotiations, employee relations, training, union interactions, and presentations to business leaders.

RTX invites students to join as a Mechanical Behavior and Systems Intern in East Hartford, CT. This onsite internship focuses on evaluating material properties, testing mechanical systems, and collaborating on research at the RTX Technologies Research Center. Interns will assemble precision test rigs, operate data acquisition systems, and analyze mechanical measurements using LabView, Excel, and MATLAB.

Internship in power electronics at RTX. Work on high‑density converter design, magnetic modeling, multi‑physics simulation, insulation coordination, hardware prototyping, experimental validation, and technical communication. Gain expertise in aerospace power systems, high‑frequency magnetic optimization, dielectric engineering, and R&D workflow.

RTX Corporation’s Pratt & Whitney division seeks a Summer 2026 Communications Intern to support its Commercial Engines team in East Hartford, CT. The role involves stakeholder management, event planning, and content creation for non‑technical audiences, including an Engines 101 program and crisis communications. Interns will develop narratives that differentiate Pratt & Whitney in global markets and gain hands‑on experience in aviation communications.

RTX’s Advanced Learning and Analytics team invites a summer intern to advance agentic AI research. The role focuses on large language models (LLMs), developing evaluation methods, verification frameworks, and planning capabilities for LLM-based agents.

Pratt & Whitney is seeking technology students for a summer 2026 internship in Materials & Processes Engineering. Responsibilities include engine component, materials and chemical process development, analyses, testing, mechanical testing, materials analysis, metallurgical or chemical analysis, inspection processes, coating property analysis, sample preparation, laboratory testing, data documentation and analysis.

Internship at Pratt & Whitney (RTX) in East Hartford, CT, focused on F100 engine support. The role involves cross‑functional teamwork, manufacturing blueprint review, technical data interpretation, authoring technical dispositions, interfacing with Quality, coordinating with engine fleet management, and producing technical presentations.

Pratt & Whitney invites a Summer Intern for the F135 Program Digital Solutions team in East Hartford, CT. The role focuses on advancing the F135 Digital Roadmap by leveraging PowerApps, PowerPlatforms, and full‑stack Python/HTML/CSS/JavaScript development in Azure/AWS environments. Interns will collaborate with Agile teams, stakeholders, and digital transformation experts to automate business processes, implement CI/CD practices, and document best practices.

RTX Corporation, a leading aerospace and defense company, is seeking an Intern for its Corporate Facilities Engineering & Construction Team in East Hartford, CT. The role involves working alongside experienced project managers and engineers on facilities-related projects, including writing RFP documents, supporting engineering and design activities, developing and maintaining project schedules, coordinating tasks and communication among stakeholders, participating in safety planning, providing field oversight, ensuring compliance with company and regulatory requirements, contributing to quality assurance, and assisting with project closeout and turnover activities. Candidates must be currently pursuing a college degree in construction management, environmental science, or an engineering field (chemical, mechanical, electrical, or environmental) and not graduate prior to August 2026, with 1+ years of experience using Microsoft Office.

Internship with RTX’s Pratt & Whitney Global Security Services team in East Hartford, CT. The role focuses on supporting classified and unclassified initiatives across Cybersecurity, Physical Security, and International Security compliance programs. Interns collaborate with the Director of Government Security Compliance (GSC) to implement and manage compliance frameworks, including NIST 800-53 and NIST 800-171, and Industrial Security operations.

Microelectronics Technician 2/3 internship under DoD SkillBridge at Northrop Grumman’s AOX division in East Hartford, CT. The role supports production of complex electro‑optic assemblies, optical modules, and sub‑modules, performing assembly, testing, and documentation. Candidates must have a High School Diploma, 3–5 years of electrical/electronic manufacturing experience, soldering and cable harness skills, optical lab equipment proficiency, basic machine tool operation, and strong communication and problem‑solving abilities.

Allegheny Health Network’s Intern Program supports day‑to‑day operations by engaging in projects, research, and reporting to improve unit performance. Interns collaborate with colleagues and clients, receive mentorship, and contribute to planning and implementation of initiatives across the organization.

Webster Bank’s Commercial Bank Summer Intern Program empowers students to work side‑by‑side with banking professionals, gaining hands‑on experience in financial services. Interns will support day‑to‑day operations, create presentations, and collaborate on projects that drive client solutions.

Webster Bank’s Summer Intern Program in Commercial Banking builds future leaders by immersing students in real‑world banking operations. Interns collaborate with banking teams to analyze client needs, support transaction processing, and develop presentations that drive business decisions.

Transmission’s Economic Analysis and Strategy team at Eversource Energy seeks a Summer Intern to support quantitative analysis of the power sector. The intern will clean, validate, and analyze large datasets, develop automated dashboards, and perform root‑cause analysis to inform business decisions.

Internship in Manufacturing Engineering at RTX's Pratt & Whitney in Hartford, CT. Focus on shop floor process improvements, lean manufacturing, work instructions, cost reduction projects. Requires enrollment in Mechanical/Manufacturing/Physics engineering, 30 credits, 3.0 GPA preferred, manufacturing experience, machining, NC programming, project management.

Eversource Energy seeks a Summer Transmission Intern in Project Management to support project lifecycle, compliance, and audit activities. Intern will assist project managers with documentation, status reporting, regulatory approvals, and process development.

RTX invites a highly motivated student to join the Electromagnetic and Network Systems Team at its Technology Research Center in Hartford, CT. As an Electromagnetics Research Intern, you will model, prototype, and test RF and EO components and systems, applying multi‑physics modeling that spans RF, optics, and photonics. You will use tools such as Python, Keysight ADS, VNAs, and spectrum analyzers to collect data, run experiments, and evaluate results, while supporting technical reports and presentations.

Machine Learning for Fluid Dynamics Internship at RTX Technology Research Center (RTRC) offers students a chance to work on cutting‑edge aero‑thermal and high‑speed flow modeling. Interns collaborate with multidisciplinary engineers in aerodynamics, CFD, machine learning, and data‑driven modeling to develop advanced simulation tools.