System Administrator, Senior Analyst, Stennis, MS ONSITE
RTX
Senior System Administrator
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.
The 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:
- Support a Raytheon program in a classified environment as a System Administrator.
- Monitor and support 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.
- Collaborate with many teams to support exciting, critical programs with classified information system capabilities.
- Monitor and maintain system health and security posture, directly supporting customer mission-critical capabilities.
- Work closely with program developers and system engineers to research issues, determine root causes, and implement solutions to system problems.
- Serve 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.
- Work effectively with frequent and direct customer interaction in a real-time operational environment.
- 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.
$90.95k - $123.05k
...Senior Linux System Administrator The position is for the Senior Linux System Administrator responsible... ...at the NDBC facility at the Stennis Space Center in Mississippi.... ...Travel Required: None Telecommuting Options: Onsite Work Location: USA MS Stennis Space Center...SeniorLocal areaRemote work$79.37k - $134.93k
...Center (NAVY-DSRC), BAE Systems provides program management... ...Systems is seeking a Senior Linux Systems Administrator to support a team of administrators... ...duties at Stennis Space Center, MS. The selected candidate... ...techniques. #LI-VW1 #LI-Onsite Required...SeniorFull timeLocal area$60k
...Systems Administrator COLSA is seeking a System Administrator to support enterprise and Center-specific IT operations at the NASA Shared Services Center (NSSC) located at Stennis Space Center, MS. The selected candidate will provide administration, maintenance, monitoring...SuggestedExtra incomeContract workTemporary workFlexible hours$70k - $80k
...CSIRT Analyst (Computer Security Incident Response Team) Location: Stennis, MS Employment Type: Full‑Time Salary Range: $70,000 - $80,000 Work Schedule: 24... ...from multiple sources including security tools, system logs, and external reports Track and manage...SuggestedFull timeImmediate startFlexible hoursShift workNight shiftRotating shift- ...Looking For: We are seeking a CSIRT Analyst who will play a pivotal role in... ...Swimlane, ServiceNow, and DHS systems. Effective Communication : Excellent... ...cybersecurity operations at the Stennis Space Center, Hancock County, MS. Set up tools, access to Swimlane...SuggestedWork at officeFlexible hours
- ...constellation deployment. Our Space Systems business designs and builds our... ...to launch operations. SENIOR SYTELINE DEVELOPER Based onsite at one of Rocket Lab's facilities... ...Silver Spring, MD, Littleton, CO, or Stennis Space Center, MS, the Senior Syteline Developer...SeniorPermanent employmentWork experience placementLocal areaFlexible hours
$35 per hour
...POS and TV Mounting Location: Multiple U.S. Cities (Local, Onsite Support) Job Type: Independent Contractor (1099) Pay: $35 per... ...fast, reliable solutions across a wide range of devices and systems. Geeks On Site is hiring experienced Field IT Technicians...Hourly payFor contractorsLocal areaRemote workFlexible hours- ...CSIRT Analyst Evolver is a cybersecurity and digital transformation company supporting... .... We help customers secure critical systems, modernize enterprise technology, and... ...our federal customer located at Stennis Space Center, MS. CSIRT is the primary entity of the SOC...Flexible hours
- ...Ocean Observing Analyst The University of Southern Mississippi is currently accepting... ...Position Details Location: John C. Stennis Space Center 1020 Balch Blvd Stennis... ...oceanographic data collected from observing systems. This position contributes to the development...Full timePart timeH1bWork at officeRemote workVisa sponsorshipWork visaFlexible hoursNight shift
$79.37k - $134.93k
...hardware, software, or other network and system problems. Plan, coordinate, and... ...and other documentation. #LI-VW1 #LI-Onsite Required Education, Experience, & Skills... ...years of progressive growth as a network administrator/engineer or equivalent experience. Hands...Full timeLocal area$35 per hour
...and TV Mounting 📍 Location: Multiple U.S. Cities (Local, Onsite Support) 💼 Job Type: Independent Contractor (1099) 💰 Pay... ...Replace or upgrade hardware components Reinstall operating systems using bootable tools Document work and communicate clearly with...Hourly payContract workFor contractorsLocal areaRemote workFlexible hours- ...for work visas (e.g., H-1B). Job Summary The Ocean Observing Analyst supports the processing, analysis, quality control and interpretation of oceanographic data collected from observing systems. This position contributes to the development of accurate and reliable...Full timeH1bVisa sponsorshipWork visa
- ...Functional Analyst We are seeking a Functional Analyst to support cybersecurity and IT operations by analyzing business processes, interpreting requirements, and helping design effective, well-documented workflows. This role works closely with technical teams and key...Immediate startFlexible hours
- ...Senior Data Engineer Radiance Technologies is an employee-owned... ...and data platforms at NASA's Stennis Space Center. This position... ...integrating geospatial data systems with enterprise data platforms... ...Collaborate with scientists, analysts, software developers, and mission...SeniorInterim roleWork at office
$34.4 - $47.3 per hour
...waiting. Join us. About the Team: The Stennis Test team designs, builds, and operates... ...are hands-on with large-scale, complex systems including fully integrated engines and stage... ...of Terran R. About the Role: The Senior Mobile Lift Technician focus specializes...Senior- ...EmergencyMD is looking for a CSIRT Analyst to support federal customers in Kiln, Mississippi. The role involves monitoring security events, conducting incident analysis, and responding effectively to cybersecurity threats. Qualifications include a Bachelor's degree, at...
- ...seeking a Technician Sr to support our production operations team at Stennis Space Center! Responsibilities include, but are not limited... ...for this and future openings. Ability to Work Remotely: Onsite Full-time: The work associated with this position will be...SeniorHourly payFull timeWork at officeRemote workRelocationFlexible hoursShift work3 days per week
- ...launch vehicle for larger constellation deployment. Our Space Systems business designs and builds our extensive line of satellites, payloads... ...of re-usable liquid launch vehicle, this is your opportunity! SENIOR / PRINCIPAL PROPULSION ENIGNEER As Senior/Principal Propulsion...SeniorPermanent employmentLocal areaWeekend work
- A healthcare provider is seeking a qualified Registered Nurse (RN) to join their team at Pass Christian Health & Rehabilitation Center. The role involves providing compassionate care, supervising staff, and ensuring compliance with health standards. Candidates should have...SeniorFlexible hours
- EmergencyMD is seeking a qualified Licensed Practical Nurse (LPN) for a full-time night shift position at Pass Christian Health and Rehabilitation Center. The LPN will play a vital role in providing compassionate care and ensuring the well-being of residents. Responsibilities...SeniorFull timeFlexible hoursNight shift
- ...larger constellation deployment. Our Space Systems business designs and builds our extensive... ...out of Rocket Lab's Test Facility at Stennis Space Center in Mississippi, the Test Operations... ...position can be hired as a Level II or Senior Engineer I. WHAT YOU’LL GET TO DO: ~...SeniorPermanent employmentLocal areaWeekend work
$116k - $148k
...haves but not required: Masters degree in engineering, business administration, supply chain/operations management, or similar Strong... ...and sophisticated data modeling techniques & applications (e.g., MS Excel, SQL, Tableau) At Relativity Space, we are committed to...SeniorContract workTemporary workImmediate start- ...larger constellation deployment. Our Space Systems business designs and builds our extensive... ...vehicle, this is your opportunity! SENIOR TEST SITE OPERATIONS ENGINEER The Senior... ...critical individual contributor role at our Stennis engine test facility, responsible for optimizing...SeniorPermanent employmentLocal areaShift workWeekend work2 days per week
$154k - $211k
....g., CAN, LXI, Modbus, RMC/DMCP, OpenDAQ or similar), including moving data reliably over TCP between controllers and higher-level systems Nice to haves but not required: Experience designing and operating systems running on a real-time OS or environments with tight real...SeniorFull time- ...Position Type: Administration/Assistant Principal Date Posted: 5/5/2026 Location: West Hancock Elementary Date Available: 07/06/2026 Title: Assistant Principal MDE Code 601002 Assists the principal with the administrative duties in...
$116k - $148k
...enterprise applications (i.e., PLM, ERP, MES) Nice to haves but not required: Master’s degree in Engineering, Business Administration, Supply Chain/Operations Management, or similar. Knowledge of contract structures, contract negotiations, contract...SeniorContract workImmediate start$154k - $211k
...Engineering (ACE) team, you will design, build, and operate the software that connects our automated factory, test facilities, and launch systems. ACE is responsible for the full stack—from the central platform down to the device-level software running on controllers and...SeniorFull time- Job Description Job Description Paul Davis Restoration, Inc. is a national leader in property damage emergency services, restoration, and reconstruction for residential and commercial properties. With more than 340 franchises and company-owned operations across the...SeniorFull timeFlexible hoursNight shiftWeekend work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to System Administrator, Senior Analyst, Stennis, MS ONSITE. Be the first to apply!
- senior performance engineer Stennis Space, MS
- senior level Stennis Space, MS
- senior application administrator Stennis Space, MS
- senior resident engineer Stennis Space, MS
- senior Stennis Space, MS
- senior application security Stennis Space, MS
- senior c# .net software developer Stennis Space, MS
- senior vice president of operations Stennis Space, MS
- learning management system administrator
- gis system administrator


