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Linux Systems Administrator

Raytheon Technologies

Raytheon Technologies

Software Engineering, IT
Colorado, USA · Remote
Posted on Thursday, May 16, 2024

Date Posted:



United States of America


HCO99: Field Office - CO Remote Location, Remote City, CO, 80201 USA

Position Role Type:


Do you want to make your mark in the Aviation industry? Do you want to help release the next generation of products and services to advance the way we transmit millions of aviation data daily?

As a Linux System Administrator, you will be managing and developing systems on a global scale to help the Aviation industry move undisrupted. You will be responsible for the messaging data in transit to ensure the on-time arrival for you, your friends and families, and all passengers flying around the globe. The systems you will manage support over 1,500 aviation customers, transmitting over 75 million messages daily across the Aviation community. Are you ambitious and have the diverse technical background to contribute to this incredible mission?

When working at Collins Aerospace, you will work with a team where the mission is critical to keep the globe moving and doing that requires working with great minds and inputs is recognized. Your value proposition is career growth, and societal impact will bring personal achievement for work that matters.

What YOU will do:

  • YOU will be responsible for sustaining and maintaining our core servers Linux within a Bare Metal infrastructure on-premises. On-site duties include racking devices, cabling, and deploying new systems in multiple data centers.

  • YOU will help the team deploy and maintain the rollout of the next generation of products and services and transition customers to the new platforms.

  • YOU will support the global data centers (installs, upgrades, configure, test, support system software, and security audits of hardware) and instill customer confidence in our products.

  • YOU will monitor and respond to everyday issues and problems and contribute to Root Cause Analysis (RCA) and support the Software Development Team by administrating team tools and processes.

  • YOU will keep up with the demands and tech debts of the existing infrastructure as we move to the new and advanced infrastructure.

What YOU will learn:

  • YOU will deepen your knowledge and understanding of using Linux to deploy sophisticated COTS and Collins’ web-based applications and microservices.

  • YOU will learn how aviation data moves behind all the airline ticketing and baggage check-in, how engines transition data to their services, how passenger information is transitioned across country borders, and overall how the aviation industry moves.

  • YOU will gain insights into team dynamics and how to foster collaboration, trust, and effective communication within our teams. There may be occasional off-hour tasks and meetings.

  • YOU will take flight to becoming a subject matter expert in Messaging Engineering with exposure to the variety of business and products in an ever-evolving field. We are growing, so can you.

Education & Experience:

  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) unless prohibited by local laws/regulations and minimum 5 years of prior relevant experience or an Advanced Degree in a related field at 3 years of prior relevant experience or in absence of a degree, 6 years of relevant experience

  • Must be authorized to work in the U.S. without sponsorship now or in the future. RTX will not offer sponsorship for this position.

Skills You Must Have:

  • Prior experience working in the Linux CLI, debugging tool, and network stack
  • Prior experience in core networking, subnetting, firewalls and routing
  • Prior experience troubleshooting and resolving system hardware, software and connectivity issues
  • Prior administration experience of multiple Linux distros such as RHEL and Ubuntu
  • Prior experience in creating shell programs and utility script (Ansibles).

Skills We Value:

  • Experience with IBM MQ
  • Experience with storage appliances with a focus on NAS and ISCSI protocols.
  • Experience with storage appliance Solaris and ZFS a plus.

Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market.

Collins Aerospace Diversity & Inclusion Statement:

Diversity drives innovation; inclusion drives success. We believe a multitude of approaches and ideas enable us to deliver the best results for our workforce, workplace, and customers. We are committed to fostering a culture where all employees can share their passions and ideas so we can tackle the toughest challenges in our industry and pave new paths to limitless possibility.

Our Connected Aviation Solutions team provides advanced information management systems, products and services that enable the connected ecosystem by bringing together Collins’ unique breadth of aviation products with our smart digital solutions to help us enhance every aspect of the end-to-end travel experience. We help airlines, airports and business aircraft turn data into value to streamline operations, increase efficiency and reduce cost, enhance the passenger experience and contribute to sustainable flight. By combining the best networks, connectivity and data/analytics solutions, we’re solving big problems for our customers and the world, while enhancing the security and connectivity of systems both on and off the aircraft, to help operators and passengers stay more connected and informed and create a more sustainable, efficient, reliable and enjoyable travel experience. Aviation connects the world. Our Connected Aviation Solutions team connects aviation. Sustainably. Seamlessly. Securely.


Please consider the following role type definitions as you apply for this role.

Remote: Employees who are working in Remote roles* will work primarily offsite (from home). An employee may be expected to travel to the site location as needed.

*Position is remote; however, if you live within a reasonable commute of a Collins site with other colleagues you interact with, your manager will discuss whether there is a degree of onsite presence associated with this role.

Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world – and access to Collins sites when their work requires in-person meetings.

Nothing matters more to Collins Aerospace than our strong ethical and safety commitments. As such, all U.S. positions require a background check, which may include a drug screen.


  • Background check and drug screen required (every external new hire in the U.S.)
  • Drug Screen only performed on re-hires who have been gone for more than 1 year

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other -- propel us all higher, again and again.

Apply now and be part of the team that’s redefining aerospace, every day.

Employee Referral Eligible

The salary range for this role is 77,000 USD - 163,000 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/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

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