Senior Ruby On Rails Developer Jobs in Indiana (NOW HIRING)

Job#: 3049451
Job Description:
Senior Systems Engineer
Location: Indianapolis, IN
Schedule: Monday-Friday, Onsite
Hours: 9:00 AM - 5:00 PM EST
Pay Rate: $60/hr (W2)
About the Role
We are seeking a Senior Systems Engineer to support the development of complex embedded and connected products throughout the full product lifecycle. This role will be responsible for translating customer and business needs into system-level solutions by defining requirements, architectures, interfaces, and validation strategies.
The ideal candidate will possess strong systems engineering expertise, experience working across multidisciplinary teams, and the ability to drive technical alignment from concept through deployment. This position requires a systems-thinking mindset and experience supporting embedded, connected, or electro-mechanical product development.
Key Responsibilities

• Define and manage system and subsystem requirements using established systems engineering methodologies and best practices.
• Develop and maintain functional requirements, interface specifications, and system architecture documentation.
• Define system behavior, operating modes, state diagrams, and control logic for a variety of operational scenarios.
• Ensure requirements are clear, traceable, testable, and verifiable throughout the product lifecycle.
• Collaborate closely with hardware, software, controls, and test engineering teams to ensure successful system integration.
• Manage requirements traceability, issue tracking, and change control activities utilizing tools such as JIRA and Confluence.
• Support system integration, verification, and validation activities through testing, troubleshooting, and issue resolution.
• Contribute to commissioning, diagnostics, and end-of-line testing strategies.
• Participate in design reviews, technical assessments, and compliance reviews.
• Drive continuous improvement of systems engineering processes, templates, and best practices.

Required Qualifications

• Bachelor's degree in Electrical Engineering, Electronics Engineering, Mechanical Engineering, Systems Engineering, or a related field.
• Experience in Systems Engineering and product lifecycle development.
• Experience authoring and managing system-level requirements and technical specifications.
• Strong understanding of requirements management, functional decomposition, interface definition, and system integration.
• Experience with engineering tools used for requirements management and technical documentation.
• Experience working with multidisciplinary engineering teams.
• Familiarity with Agile development processes and tools such as JIRA and Confluence.

Preferred Qualifications

• Master's degree in Electrical Engineering, Electronics Engineering, Mechanical Engineering, Systems Engineering, or a related field.
• Experience with Model-Based Systems Engineering (MBSE).
• Familiarity with INCOSE Systems Engineering principles and ISO 15288 standards.
• Knowledge of embedded control systems and communication protocols including CAN, RS-485, BLE, Ethernet, and Wi-Fi.
• Experience supporting connected products, cloud-connected systems, telemetry, or over-the-air (OTA) update frameworks.
• Familiarity with HVAC systems, energy management technologies, smart devices, or other complex electro-mechanical products.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent verbal and written communication skills with the ability to collaborate effectively across technical teams.

Desired Experience

• Systems engineering experience within industries such as HVAC, automotive, aerospace, rail, industrial automation, energy systems, or other complex regulated product environments.
• Experience supporting full product development lifecycles from requirements definition through verification and validation.
• Exposure to connected product ecosystems and modern systems engineering practices.

Education: Bachelor's Degree Required
Employment Type: Contract
Pay Rate: $60/hr W2
Work Authorization: Must be authorized to work in the United States without current or future sponsorship.
Note: This position is fully onsite in Indianapolis, IN, and requires regular collaboration with cross-functional engineering teams throughout the product development lifecycle.
Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.
Everforth Apex uses a virtual recruiter as part of the application process. Click for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at
Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.
Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.
If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at or . Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.
UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.