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Junior Rails Developer Jobs in Pennsylvania (NOW HIRING)

H&H

Senior Structural Engineer

Philadelphia, PA · On-site

$101K - $137K/yr

... junior staff Requirements * BS in Civil Engineering * PE License required (PA or NJ preferred) * A minimum of eight years of Structural Engineering experience with a focus on bridge design (rail ...

H&H

Senior Structural Engineer

Philadelphia, PA

$101K - $137K/yr

... junior staff Requirements * BS in Civil Engineering * PE License required (PA or NJ preferred) * A minimum of eight years of Structural Engineering experience with a focus on bridge design (rail ...

H&H

Senior Structural Engineer

Philadelphia, PA · On-site

$101K - $137K/yr

... junior staff Requirements * BS in Civil Engineering * PE License required (PA or NJ preferred) * A minimum of eight years of Structural Engineering experience with a focus on bridge design (rail ...

AECOM

OCS Engineer

Philadelphia, PA

Serve as part of a team overseeing junior engineers on mid- to large size projects. * Apply knowledge and understanding of rail design, rail operations and construction on or about a railroad ...

AECOM

OCS Engineer

Philadelphia, PA · On-site

Serve as part of a team overseeing junior engineers on mid- to large size projects. * Apply knowledge and understanding of rail design, rail operations and construction on or about a railroad ...

AECOM

OCS Engineer

Philadelphia, PA

Serve as part of a team overseeing junior engineers on mid- to large size projects. * Apply knowledge and understanding of rail design, rail operations and construction on or about a railroad ...

AECOM

Senior Signals Engineer

Philadelphia, PA

$105K - $144K/yr

... rail projects. Summary: * Provide technical leadership, mentorship, and engineering oversight to mid-level and junior engineers, designers, and CAD staff, including performing QA/QC reviews and ...

AECOM

Senior Signals Engineer

Philadelphia, PA · On-site

$105K - $144K/yr

... rail projects. Summary: * Provide technical leadership, mentorship, and engineering oversight to mid-level and junior engineers, designers, and CAD staff, including performing QA/QC reviews and ...

AECOM

Senior Signals Engineer

Philadelphia, PA · On-site

$105K - $144K/yr

... rail projects. Summary: * Provide technical leadership, mentorship, and engineering oversight to mid-level and junior engineers, designers, and CAD staff, including performing QA/QC reviews and ...

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Junior Rails Developer information

See Pennsylvania salary details

$24.1K

$89.2K

$137.8K

How much do junior rails developer jobs pay per year?

As of Jul 16, 2026, the average yearly pay for junior rails developer in Pennsylvania is $89,189.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,200.00 and $87,200.00 per year, depending on experience, location, and employer.

What types of projects and responsibilities can a Junior Rails Developer expect in their first year on the job?

As a Junior Rails Developer, you can expect to work on tasks such as fixing bugs, writing and maintaining tests, and implementing small features under the guidance of more experienced developers. You'll likely participate in code reviews, collaborate closely with product managers and designers, and be encouraged to learn best practices in coding and version control. The environment is typically supportive, with regular feedback and opportunities to ask questions, making it a great setting for professional growth. Over time, you may gradually take on more complex assignments and begin to contribute to architectural discussions.

What is the difference between Junior Rails Developer vs Ruby on Rails Developer?

AspectJunior Rails DeveloperRuby on Rails Developer
Experience LevelEntry-level, 0-2 yearsMid to senior level, 2+ years
ResponsibilitiesAssisting in development, learning codebaseDesigning, developing, maintaining Rails applications
Required SkillsBasic Ruby/Rails knowledge, eagerness to learnStrong Ruby/Rails skills, problem-solving
Work EnvironmentStartups, small teams, internshipsEstablished companies, tech firms, agencies

The main difference between a Junior Rails Developer and a Ruby on Rails Developer lies in experience and responsibilities. Junior Rails Developers are typically entry-level, focusing on learning and assisting with tasks, while Ruby on Rails Developers have more experience and handle complex development projects independently.

What does a Junior Rails Developer do?

A Junior Rails Developer is an entry-level software engineer who works with Ruby on Rails, a popular web development framework. Their responsibilities typically include writing and maintaining code, fixing bugs, collaborating with other developers, and learning best practices for web application development. Junior Rails Developers often assist in building features, performing tests, and ensuring applications run smoothly while gaining experience and mentorship from more senior team members.

What are the key skills and qualifications needed to thrive as a Junior Rails Developer, and why are they important?

To thrive as a Junior Rails Developer, you need a solid understanding of Ruby, Ruby on Rails framework, basic front-end languages (HTML, CSS, JavaScript), and a relevant degree or coding bootcamp experience. Familiarity with tools like Git, PostgreSQL or MySQL, and test frameworks such as RSpec is typically expected. Strong problem-solving skills, eagerness to learn, and effective communication help you collaborate within development teams and grow in the role. These skills are important because they enable you to build, maintain, and improve web applications efficiently while adapting to evolving project requirements.
What are popular job titles related to Junior Rails Developer jobs in Pennsylvania? For Junior Rails Developer jobs in Pennsylvania, the most frequently searched job titles are:
What job categories do people searching Junior Rails Developer jobs in Pennsylvania look for? The top searched job categories for Junior Rails Developer jobs in Pennsylvania are:
Junior Rails Developer jobs near you

Junior Signaling & Communications SME

TOMORROW HIRE

Philadelphia, PA • On-site

Full-time

Posted 5 hours ago

Job description

Overview

We are seeking an experienced Signaling & Communications Subject Matter Expert (SME) to support a large-scale Enterprise Asset Management (EAM) transformation program within a major passenger rail environment. The successful candidate will bring extensive expertise in rail signaling, communications infrastructure, maintenance operations, and asset management best practices while helping drive the successful adoption of IBM Maximo and modern maintenance processes.

Responsibilities

  • Serve as the primary SME for signaling and communications assets throughout the EAM implementation lifecycle.
  • Advise project teams on maintenance, inspection, reliability, and lifecycle management requirements.
  • Validate business processes, workflows, asset hierarchies, and maintenance strategies.
  • Support requirements gathering, solution design, testing, training, and deployment activities.
  • Bridge communication between engineering, maintenance, operations, and technology stakeholders.
  • Ensure compliance with FRA, AREMA, and applicable regulatory requirements.
  • Support asset data standardization, migration, and governance efforts.
  • Provide leadership during workshops and stakeholder engagement sessions.
  • Identify opportunities to improve asset reliability, safety, and operational efficiency.

Requirements

Required Qualifications

  • 3+ years of experience in rail signaling and communications infrastructure.
  • Experience with signal systems, interlockings, PTC, grade crossings, fiber networks, SCADA, radio systems, or communications infrastructure.
  • Experience leading or supporting large EAM, CMMS, or IBM Maximo implementations.
  • Strong understanding of maintenance and reliability best practices.
  • Experience working with executive, engineering, maintenance, and IT stakeholders.
  • Excellent communication and presentation skills.

Preferred Qualifications

  • IBM Maximo experience.
  • Passenger rail experience.
  • ISO 55000 knowledge.
  • Professional Engineer (PE) or equivalent certifications.

Benefits

Pay Rate: 65$ - 85$ Per Hour