Raytheon Technologies

Computer Infrastructure Engineer (HII) Onsite

Raytheon Technologies$68K — $131K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Degree in STEM field (Science, Technology, Engineering, or Mathematics).
  • Minimum 2 years of relevant experience.
  • AT Level I Certification (e.g., CompTIA A+, Network+, CCNA, Security+, etc.).
  • Experience in Red Hat Enterprise Linux (RHEL).
  • Active and transferable Secret U.S. government issued security clearance required prior to start date.

Responsibilities

  • Administer and maintain systems supporting the SPY-6 radar family.
  • Perform system troubleshooting and resolve hardware, software, and network issues.
  • Conduct regular system monitoring, patch management, and performance tuning.
  • Maintain and configure Red Hat Enterprise Linux systems.
  • Implement and maintain system security measures per DoD standards.
  • Support network configurations, including IP address management and VLAN configurations.
  • Create and maintain documentation for system configurations and troubleshooting guides.

Benefits

  • Relocation assistance available.
  • Medical, dental, and vision insurance options.
  • 401(k) match and flexible spending accounts.
  • Employee assistance program and Employee Scholar Program.
  • Parental leave and paid time off.
Full Job Description

Date Posted:

2026-06-30

Country:

United States of America

Location:

US-MS-PASCAGOULA-1000-CUST ~ 1000 Access Rd ~ ACCESS (External Site)

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

Security Clearance Type:

Secret - Current

Security Clearance Status:

Active and existing security clearance required on day 1

Raytheon’s Systems Engineering and Test Capabilities (SE&TC) Surface Radars & Sensors Center is seeking a Computer Infrastructure Engineer within Systems Engineering and will play a vital part in shaping the future of advanced military radar systems. In this role, you'll manage and maintain physical network hardware and software configurations to support cutting-edge testing and integration processes for classified technologies. You'll leverage your strong understanding of networking principles and specifications, along with advanced skills in Linux operating system administration, to ensure seamless and secure operation of critical systems. This is your opportunity to work on impactful projects that contribute to national defense while expanding your expertise in a challenging and rewarding environment.

 What You Will Do

  • Administer and maintain systems supporting the SPY-6 radar family, ensuring optimal performance and availability.
  • Perform system troubleshooting and resolve hardware, software, and network issues as they arise and collaborate with cross-functional teams to do so.
  • Conduct regular system monitoring, patch management, and performance tuning.
  • Maintain and configure Red Hat Enterprise Linux systems.
  • Implement and maintain system security measures in accordance with DoD standards and protocols.
  • Support network configurations, including IP address management, VLAN configurations, SAN and Layer 3 Switches management.
  • Create and maintain documentation for system configurations, processes, and troubleshooting guides.
  • Must be able to Obtain and maintain a TOP SECRET security clearance.
  • This role is onsite at HII shipyard in Pascagoula, MS.

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.
  • AT Level I Certification (e.g., CompTIA A+, Network+, CCNA, Security+, etc.)
  • Experience in Red Hat Enterprise Linux (RHEL).
  • Active and transferable Secret U.S. government issued security clearance is required prior to start date with the ability to obtain and maintain program access. Top Secret after start.

Qualifications We Prefer  

  • Strong understanding of networking concepts, routing protocols, and troubleshooting (e.g., OSPF, BGP, DNS, VLANs). 
  • Experience working in a Department of Defense (DoD) or military environment.
  • Knowledge of virtualization technologies (e.g., VMware, KVM).
  • Experience with configuring and managing firewalls and intrusion detection systems.
  • Experience with PowerShell, Bash and/or Python scripting.

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 – Relocation assistance available

Learn More & Apply Now!

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

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select 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.

About Raytheon Technologies

Raytheon Solipsys, a wholly-owned subsidiary of the Raytheon Company, is an industry leader in the development of integrated Command and Control (C2) Network-Centric solutions for the Domestic and International DoD and Homeland Security. Through proven systems and software engineering practices, built on the invention and application of innovative technologies, they deliver the C2 infrastructure necessary to effectively control security/military forces in any environment. Their reliable solutions assure information superiority, increased shared awareness, deep sensor reach, aircraft control, air defense, disaster management, and time-critical decision making.

Raytheon Technologies Careers

Join the innovative world of Raytheon Technologies, a leader in aerospace and defense, where we offer unparalleled job opportunities in an environment that champions diversity, leadership, and professional growth.

Work You’ll Do

At Raytheon Technologies, you’ll be part of a company that values innovation and leadership. Our team is dedicated to solving some of the most complex challenges in aerospace and defense, making significant impacts worldwide. With a culture that fosters diversity and inclusion, you will collaborate with some of the brightest minds in the industry.

Transform Your Career

Step into a role that harnesses your skills and propels your career to new heights. Raytheon Technologies is not just about thinking big but making those big ideas happen. We provide robust career development opportunities that include comprehensive training and development programs, leadership workshops, and continuous learning through our internal platforms.

Innovate and Lead

Join our team of over 60,000 professionals globally, who are not only experts in their fields but are also driven by a passion for innovation and excellence. At Raytheon Technologies, you are positioned at the forefront of the industry, where your work directly contributes to groundbreaking advancements in technology and defense.

Internship and Employment Opportunities

Whether you’re starting your career or looking to advance, Raytheon Technologies offers a range of employment and internship opportunities that can help you achieve your professional goals. Our internships provide a solid foundation of skills and experiences, while our full-time positions offer a path to personal and professional growth within the company.

Benefits and Culture

Our employees enjoy a competitive package of benefits and rewards that reflect their invaluable role in our company. From health and wellness programs to performance bonuses and flexible working conditions, we ensure our team members are well taken care of.

Networking and Professional Development

At Raytheon Technologies, networking and professional development are part of our DNA. We encourage our employees to engage in internal and external networking events, leadership training, and diversity initiatives that enhance their career journey.

Join Our Team

Explore the numerous positions available that match your skills and interests. We are looking for passionate, curious, and solution-driven team players who are ready to take their career to the next level.

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Prepare for Your Future

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SEARCH RAYTHEON TECHNOLOGIES JOBS

Join us in our mission to create a safer future and be a part of a team that values integrity, excellence, and teamwork. At Raytheon Technologies, your career is just the beginning of a lifelong journey of professional and personal growth.
Learn more about Raytheon Technologies
Size
14,771 employees
Market Cap
$32,494
Industry
Founded
1922
NASDAQ

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