Computer Infrastructure Engineer (HII) Onsite

Date Posted:

2026-05-21

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

At RTX, the world’s 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. 

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world. 

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.
• Conduct regular system monitoring, patch management, and performance tuning.
• Maintain and configure Red Hat Enterprise Linux systems.
• Collaborate with cross-functional teams to integrate and troubleshoot radar system components.
• Implement and maintain system security measures in accordance with DoD standards and protocols.
• Support network configurations, including IP address management, VLAN configurations, 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.

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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