Fall 2026

Industrial Engineer Intern

Updated on 7/22/2026

Republic Airways

Republic Airways

1,001-5,000 employees

Regional airline operating fixed-fee flights

No salary listed

No H1B Sponsorship

Carmel, IN, USA

In Person

On-site at Carmel Headquarters (Carmel, Indiana).

Category
Mechanical Engineering (1)
Required Skills
Data Analysis

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Requirements
  • Pursuing a bachelor’s degree (B.A. / B.S.) in Industrial Engineering, Industrial Management or similar field of study
  • Minimum 3.0 GPA on a 4.0 scale
  • Advanced Microsoft Office skills
  • Ability to work both independently and collaboratively in a business group
  • Strong analytical skill
  • Ability to work onsite at our Carmel Headquarters location, unless otherwise directed by hiring manager
  • Ability to work up to 40 hours per week with a minimum of 20 hours for spring and fall interns
  • Eligible to work in the United States without sponsorship
Responsibilities
  • Support Republic’s business plan to harmonize business processes, improve customer service, efficiency, productivity and cost effectiveness
  • Understand our business and value stream
  • Gather information from various data sources and create process maps
  • Use process maps to identify areas of improvement and problem areas in a system
  • Apply analytical rigor and a data driven approach to assess current state and develop alternatives
  • Develop practical business insights
  • Design analytic plan/develop hypotheses to test
  • Interprets results and set next steps
  • Build and maintain positive relationships with employees and stakeholders
  • Propose ways to synthesize multiple and possibly divergent viewpoints into an action plan
  • Take initiative to share relevant project information with internal leadership and clients
  • Execute plan and update project lead and stakeholders on a regular basis

Republic Airways operates as a regional airline that flies under major partner brands American Eagle, Delta Connection, and United Express, using a fleet of 240+ Embraer 170/175s to run about 1,000 daily flights across the U.S., Canada, and Central America. It works by performing scheduled regional legs for its partner airlines under fixed-fee or capacity-purchase arrangements, handling flights on behalf of the larger carriers. The company differentiates itself through its large regional network, hub presence, and collaboration with major brands to extend coverage, and it recently expanded capacity by merging with Mesa Airlines in 2025. Its goal is to be America’s Regional Airline of choice by delivering strong people, products, and performance with a safe, clean, and reliable flying experience.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Indianapolis, Indiana

Founded

1974

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Simplify Jobs

Simplify's Take

What believers are saying

  • Mesa integration is advancing ahead of schedule in back-office and IT systems.
  • The completed United E-175/E-170 swap improves fleet alignment and utilization.
  • Full-year 2026 guidance calls for about $2.0 billion revenue and $380 million EBITDAR.

What critics are saying

  • United concentration makes Republic vulnerable to block-hour cuts or contract renegotiation.
  • Integration through 2028 risks duplicated overhead, IT disruption, and management distraction.
  • Weather disruptions already reduced completion factors, exposing operational fragility in winter conditions.

What makes Republic Airways unique

  • Republic avoids AI-driven decisions, using AI only for human decision support.
  • Matt Koscal became CEO on June 15, 2026, simplifying post-merger leadership.
  • Republic and Mesa created the second-largest U.S. regional airline after combining.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

Paid Vacation

Paid Holidays

401(k) Retirement Plan

Growth & Insights and Company News

Headcount

6 month growth

-5%

1 year growth

-5%

2 year growth

-5%
CAPA - Centre for Aviation
Jun 14th, 2026
Republic Airways CEO: 'We are not going to use AI to make decisions'

Republic Airways CEO: 'We are not going to use AI to make decisions' Republic Airways chairman and CEO David Grizzle, speaking at the CAPA Airline Leader Summit Americas, stated (28-May-2026) "We've made a decision at Republic that even though we risk being a late adopter, we are not going to use AI to make decisions". Mr Grizzle continued: "But we are going to use AI extensively to help humans make better decisions, because we are more comfortable with the outcomes that we think we will get over the long term by pursuing that path". [more - CAPA TV]

Yahoo Finance
Mar 4th, 2026
Republic Airways reports $76.2M annual profit on $1.68B revenue, expects $2B in 2024

Republic Airways Holdings reported a fourth-quarter profit of $5 million, or 12 cents per share. Adjusted earnings came to 54 cents per share, excluding merger-related costs and pretax expenses. The Phoenix-based regional airline posted quarterly revenue of $464.1 million. For the full year, Republic Airways reported profit of $76.2 million, or $1.87 per share, on revenue of $1.68 billion. The company expects full-year revenue of $2 billion.

Yahoo Finance
Dec 27th, 2025
American Airlines acquires 20.8% stake in Republic Airways after Mesa merger

American Airlines has acquired a 20.8% stake in Republic Airways Holdings, representing approximately 9.7 million shares, according to a Securities and Exchange Commission filing. The investment was secured through an agreement connected to Republic's merger with Mesa Airlines, which completed in November. American now holds the largest stake in Republic among the Big Three carriers, surpassing United's 7.7 million shares and Delta's 6.7 million shares. The carrier has agreed not to sell any Republic stock for at least 180 days after the merger's closing date. The combined Republic-Mesa entity operates the world's largest Embraer fleet with nearly 300 E170 and E175 aircraft and over 1,300 daily departures. The carriers will maintain parallel operations until consolidation under a single operating certificate.

FlightGlobal
Dec 15th, 2025
Matt Koscal in line to become CEO of Republic Airways in 2026

Matt Koscal in line to become CEO of Republic Airways in 2026. Regional airline company Repubic Airways Holdings has revealed more details of its leadership transition plan amid ongoing efforts to integrate Mesa Air Group. In a 15 December filing with the US Securities and Exchange Commission, Republic outlines tentative plans for president and chief commercial officer Matt Koscal to eventually step into the airline's chief executive position. Indiana-based Republic operates on behalf of American Airlines, Delta Air Lines and United Airlines That role is currently occupied by David Grizzle, who previously served as non-executive chairman of Republic's board of directors. Grizzle became CEO of Republic following the departure of longtime CEO Bryan Bedford, who left the company in July to become administrator of the Federal Aviation Administration. Grizzle is expected to continue working as Republic's CEO during the integration period with Mesa Air Group, while Koscal will become CEO sometime next year. Grizzle would then return to his previous role as the non-executive chairman of Republic's board. "Any final succession plan will be determined at a future undetermined date, in the sole discretion of the board of directors and publicly announced as legally required," Republic says in the filing. Republic and Mesa completed their combination on 25 November, creating the second-largest regional airline in the USA to SkyWest Airlines. The airline will operate more than 300 Embraer regional jets. Last week, it was revealed that both Delta Air Lines and United Airlines have taken minority stakes in the post-combination company.

GlobeNewswire
Oct 31st, 2025
Mesa Air Group Loan Amendment Update

Mesa Air Group announced an amendment to its loan agreement with Jefferies Capital Services, extending the maturity date to November 28, 2025, with a possible 30-day extension. The interest rate is reduced to 0% for 90 days, and certain restrictions are waived. If obligations are paid by the maturity date, the principal will be reduced by $12.3 million. Mesa also pledged cash and an aircraft engine as collateral. Additionally, Mesa is merging with Republic Airways in an all-stock transaction.