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Unix Linux System Engineer Jobs in Indiana (NOW HIRING)

Programmer Anst I

Fort Wayne, IN · On-site

$53.12K - $90.31K/yr

Analyze new and existing business systems to determine proper software & data solutions * Create ... Experience working with Microsoft Server, UNIX/LINUX, Solaris * Experience with Git version control ...

Sr Engineer System Modeling

Carmel, IN · On-site

$124K - $149K/yr

... highly complex system data, identify and mitigate modeling risks, and implement engineering ... UNIX, Windows, Linux administration • Python, Java, SQL, PL/SQL, and scripting languages What ...

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Carmel, IN Responsibilities: · Lead and participate in vehicle integration testing and system ... Linux, installations and updates · Self-motivated, well organized, flexible, works well with ...

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Unix Linux System Engineer information

What are the key skills and qualifications needed to thrive as a Unix/Linux System Engineer, and why are they important?

To thrive as a Unix/Linux System Engineer, you need strong expertise in Unix/Linux operating systems, scripting (such as Bash or Python), networking fundamentals, and a relevant degree or equivalent experience. Familiarity with configuration management tools like Ansible or Puppet, virtualization platforms, and certifications such as Red Hat Certified Engineer (RHCE) are highly valuable. Analytical problem-solving, attention to detail, and effective communication help you excel in diagnosing issues and collaborating with teams. These skills are essential for maintaining system reliability, optimizing performance, and ensuring secure, uninterrupted IT operations.

What are some common daily responsibilities for a Unix Linux System Engineer, and how do they typically collaborate with other IT teams?

On a daily basis, Unix Linux System Engineers are responsible for monitoring system performance, managing server configurations, applying security patches, and troubleshooting any system-related issues. They often collaborate closely with network administrators, database administrators, and application developers to ensure that all systems are running efficiently and securely. Effective communication and documentation are key, as system changes or incidents usually require coordination across multiple IT teams to minimize downtime and maintain service continuity.

What are Unix Linux System Engineers?

Unix Linux System Engineers are IT professionals responsible for designing, implementing, managing, and troubleshooting Unix and Linux-based operating systems and servers. They ensure systems are running efficiently, securely, and are regularly updated. Their duties often include system monitoring, performance tuning, automation with scripts, backup management, and supporting users or other IT staff. They play a critical role in maintaining the backbone of many enterprise IT infrastructures.

What is the difference between Unix Linux System Engineer vs Network Administrator?

AspectUnix Linux System EngineerNetwork Administrator
CertificationsLinux+, RHCE, CompTIA Server+CCNA, Network+
Work EnvironmentData centers, server rooms, cloud environmentsOffice networks, enterprise LAN/WAN
ResponsibilitiesServer setup, scripting, system optimizationNetwork configuration, troubleshooting, security
Industry UsageIT, cloud services, hosting providersCorporate, telecommunications, education

The Unix Linux System Engineer primarily focuses on managing and optimizing Unix/Linux servers and systems, while the Network Administrator handles network infrastructure and connectivity. Both roles require technical certifications and work in IT environments, but their core responsibilities differ—system engineering versus network management.

What are popular job titles related to Unix Linux System Engineer jobs in Indiana? For Unix Linux System Engineer jobs in Indiana, the most frequently searched job titles are:
What job categories do people searching Unix Linux System Engineer jobs in Indiana look for? The top searched job categories for Unix Linux System Engineer jobs in Indiana are:
What cities in Indiana are hiring for Unix Linux System Engineer jobs? Cities in Indiana with the most Unix Linux System Engineer job openings:
Software Modernization Engineer II

Software Modernization Engineer II

Raytheon Technologies

Indianapolis, IN

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 11 days ago


Job description

Date Posted:

2026-05-18

Country:

United States of America

Location:

US-IN-INDIANAPOLIS-206 ~ 3939 Priority Way S Dr ~ PRIORITY BLDG 6

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. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type:

DoD Clearance: Secret

Security Clearance Status:

Active and existing security clearance required after day 1

At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

Our Battle Management Software Department is looking for software engineers to support development, test, and other tasks throughout a software life cycle for aircraft embedded software applications.The aircraft operating system interfaces with several avionics systems including displays, navigation, and mission planning.This challenging work requires strong problem-solving skills and the desire to learn from and work with world class engineers.

What You Will Do

  • Uses and provides creative solutions to complex technical system and software integration problems.

  • Works closely with Systems Engineers to design ideal solutions with the end user and operational needs in mind.

  • Support all aspects of a software development life cycle as members of a multi-disciplined team.

  • Supporting new and legacy military and commercial programs from concept and requirements, to design, development, integration, test, and potentially subsequent maintenance tasking.

This position is 100% onsite in Indianapolis, IN.


Qualifications You Must Have:

  • Typically requires a degree in Science, Technology, Engineering or Mathematics(STEM) and a minimum of 2 years of prior relevant experience unless prohibited by local laws/regulations.

  • Experience developing software in a Windows environment.

  • Experience developing and testing software using C, C++, C#, Java, or closely related software languages.

  • Experience developing Windows Presentation Foundation (WPF) and working with User Interface (UI) architectural patterns such as Model View-View Model (MVVM), Model View Controller (MVC), or Model View Presenter (MVP).

  • Experience with software systems design, integration, and management.

  • Experience with creational, structural, and behavioral design patterns and the principles behind them.

  • Experience with software debugging tools to troubleshoot software implementation and ensure integrity of the software products.

  • Experience with Software Configuration Management principles, environments and tools such as GIT.

  • The ability to obtain and maintain a U. S. government issued Secret security clearance prior to the start date. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer

  • Master's Degree (MS) preferred in a STEM discipline

  • Experience in Unix/Linux computing environments.

  • Experience developing requirements for software products.

  • Able to work closely in a multi-discipline team daily.

  • Strong analytical skills.

  • Experience with automated software test tools.

  • Familiar with VB6 / VBA or VB .NET.

  • Working knowledge and experience in an Agile development environment using Azure DevOps or equivalent.

  • Familiarity with DO-178C software development life cycle development and processes.

What We Offer

  • Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

  • Relocation eligible.

Learn More & Apply Now!

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

Candidates will learn more about role type and current site status throughout the recruiting process. For onsite roles, commuting to and from the assigned site is the employee's personal responsibility.

This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA , an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attendselect steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 68,900 USD - 131,100 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act.

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