System Administrator, Senior Analyst, Stennis, MS ONSITE at RTX Canada

Pascagoula, Mississippi, United States -

Full Time

Start Date

Immediate

Expiry Date

30 Aug, 26

Salary

131100.0

Posted On

01 Jun, 26

Experience

2 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

VMWare, Linux Systems Administration, Veritas Tape Libraries, Hitachi VSPs, Active Directory, Centrify, LDAP, DNS, TS/SCI Clearance, DoD 8570 IAT Level 2, Troubleshooting, System Monitoring

Industry

Aviation and Aerospace Component Manufacturing

Description

Date Posted: 2026-05-31 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: TS/SCI with CI Poly - Current Security Clearance Status: Active and existing security clearance required on 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 Digital Technology (DT) organization ensures that Raytheon teammates across the globe can communicate, collaborate and innovate for customer success. We create leading-edge technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. Senior System Administrator, internally known as Senior Analyst, based in Stennis, MS position is on Stennis Space Center. Information Workplace Services collaborate with many teams to support exciting, critical programs with classified information system capabilities. Success in this role means you can develop, implement, and maintain secure, cost-efficient environments across various classified programs. Program teams rely on your collaboration and guidance to define computing requirements and create end-to-end solutions to solve complex IT infrastructure problems. What You Will Do: You will be supporting a Raytheon program in a classified environment as a System Administrator: You will be responsibilities include the monitoring and support of systems that are operational 24x7 and which occasionally require work effort beyond standard work hours. This position is 8x5 with after-hours call-in responsibility. You will collaborate with many teams to support exciting, critical programs with classified information system capabilities. Success in this role means you will be responsible for monitoring and maintaining system health and security posture, directly supporting customer mission-critical capabilities. Will work closely with program developers and system engineers to research issues, determine root causes, and implement solutions to system problems. Additionally, the position serves as a help desk team member in a customer-facing environment, so the ability to communicate effectively and respectfully with other teams and with the customer is of utmost importance, as you will be expected to uphold our excellent reputation. The ability to work effectively with frequent and direct customer interaction in a real-time operational environment The ability to work under pressure in restoring high priority systems back to operations This position is 100% onsite in Stennis, MS. Qualifications You Must Have: Requires a bachelor’s degree and a minimum of 2 years or prior relevant experience Must have an active and transferable U.S. government issued TS/SCI with poly security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance By start date must have an active DoD 8570 IAT Level 2 certification (or higher) on start date. IAT Level 2 requires one or more of the following Professional Certifications: Security+ CE, CCNA Security, GICSP, GSEC, SSCP, CySA+, CND Experience with VMWare or Linux Systems Administration Experience with Veritas tape libraries and/or Hitachi VSPs Experience configuring domain information utilities, such as Active Directory, Centrify, LDAP, and DNS Qualifications We Prefer: Ability to navigate, debug, and modify programs in an advanced programming language Experience with storage products from Oracle, Dell/EMC (e.g., Isilon/PowerScale), and/or NetApp Experience presenting technical information to customers, clients, and/or internal audiences Experience configuring domain information utilities, such as Active Directory, Centrify, LDAP, and DNS Strong background and experience troubleshooting and debugging applications A thorough understanding of operating system concepts such as swapping and paging, inter-process communication, and devices and device drivers We offer relocation according to our company policy criteria 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. Learn More & Apply Now! Location: Position is to be filled at a non-Raytheon facility, at Stennis Space Center in Hancock County, Mississippi 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 and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility. 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. Privacy Policy and Terms: Click on this link to read the Policy and Terms RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.

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Responsibilities

Monitor and maintain the health and security posture of classified information systems in a 24x7 operational environment. Collaborate with developers and engineers to research root causes and implement solutions for complex IT infrastructure problems.