Radiation Systems Engineer - Level 3 or 4 (AHT)
Job details
- Work mode
- On-site
- Level
- Senior
- Experience
- 8+ years
- Education
- Bachelor's degree
- Posted
- Oct 30, 2026
- Last confirmed open
- Oct 31, 2026
About this role
RELOCATION ASSISTANCE: Relocation assistance may be available
CLEARANCE REQUIRED FOR START: Yes
CLEARANCE TYPE: Top Secret
TRAVEL: Yes, 10% of the Time Description
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon.
We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.
Northrop Grumman’s Space Systems Sector is seeking a Radiation Systems Engineer – Level 3 or 4 to join our team in Redondo Beach, CA. This position can be filled at either Level 3 Principal Systems Engineer or Level 4 Sr. Principal Systems Engineer.
*Please be aware that this position is contingent upon obtaining and maintaining associated business and/or customer funding. Additionally, this position is contingent upon the candidate obtaining final clearances and program access(es) within a reasonable period of time as determined by the company.
Continued employment thereafter will be subject to maintenance of the level of clearance and program access required for the position in the future.*
The selected Radiation Effects & Survivability Engineer will be responsible for hardening electronic systems against Natural Space Radiation Effects and both Endo- and Exo-Atmospheric Nuclear Weapon Effects.
The Radiation Effects & Survivability Engineer works in close coordination with Program Radiation Effects and/or Nuclear Hardness & Survivability (NH&S) Leads as well as electrical, mechanical, and systems engineers to analyze and test devices, designs, and systems across a variety of environments and systems including Satellites, Missiles, etc.
The selected candidate is expected to be a self-starter, and have excellent time management, communication, and interpersonal skills with the ability to interface with all levels of employees and management and build strong mentoring relationships with junior engineers.
Job responsibilities include, but are not limited to, the following
Natural Space Environment Threats such as:
-Space Radiation Effects, including Single Event Effects (Upset, Latchup, Burnout, Transients, Functional Interrupts, etc.) from Heavy Ions, Protons, Galactic Cosmic Rays, Solar Flares, Electron/Protons Total Dose and Displacement Damage, etc.
-Space Survivability Threats, including Micrometeoroids, Orbital Debris, and Atomic Oxygen.
Hostile Nuclear Weapon Threats such as:
-Transient Radiation Effects in Electronics, comprising Total Dose, Displacement Damage and Prompt Dose Upset, Latchup, Burnout, and Transient effects from X-Ray, Gamma Ray, Neutron Environments
-EMP effects from environments such as High-Altitude EMP, Source Region EMP, Dispersed EMP, System-Generated EMP, Internal EMP, etc.
-Mechanical effects such as X-Ray Thermomechanical Shock, Plated Debris, Ground Shock, Thermal blast, Overpressure, Dust & Debris, Fallout, Scintillation, etc.
Essential Functions:
-Environment Analysis such as Environment Calculation/Derivation and Modeling, Radiation Transport, etc.
-Electrical Design Analysis such as Circuit Design/Simulation, Device Evaluations, Parameter Degradation Analysis and Derating Development, Circumvention & Recovery, Photocurrent Transient Protection and Burnout Mitigations, etc.
-Mechanical Design Analysis, such as Material and Coating Selections, Shielding and Shadowing Analyses, CAD review, etc.
-Cable & Harness Design Analysis such as Shield and Dielectric Material Selections, SGEMP Drive Current and Pin Threat Calculations, etc.
-Reliability Analysis such as SEE Rate Calculations, Ground Intervention Impacts, Availability Impacts, SEE Criticality Analyses, FIT Rate Contributions, etc.
-Test Support such as Test Planning, Parameter/Condition Selection, Test Circuit Development, Irradiations or tests for various effects (e.g. Total Dose, Displacement Damage, Prompt Dose Rate, Single Event Effect, Current Injection, Pulsed Power), Data Analysis and Reporting, etc.
-Subcontract Management Support, such as Scope of Work development, Technical Oversight and Reporting, SDRL Review and Approval, etc.
-Presenting requirements and compliance at Design Reviews, Internal Program Reviews, Working Groups, Technical Interchange Meetings, etc.
-Proposal Development for new business pursuits, including Cost, Schedule, Technical, and Management Volume development
-Mentorship and training through any combination of shoulder-to-shoulder skill development, Virtual Tutorial and Instruction, Classroom-style training, Job Shadowing, etc.
Basic Qualifications for Level 3 Principal Systems Engineer:
-Bachelor's degree in STEM (Science, Technology, Engineering, Math) discipline with 5+ years of engineering experience OR
-Master's degree in STEM (Science, Technology, Engineering, Math) discipline with 3+ years of engineering experience OR
-PhD in STEM (Science, Technology, Engineering, Math) discipline with 1+ year(s) of engineering experience
-Experience with developing Natural Radiation & Survivability Analyses
-Experience or Familiarity with the following Standards and Handbooks: MIL-STD-883
-Experience or Familiarity with Environment Prediction Tools: AE9/AP9, CREME96
-Strong written and verbal communication skills
-Candidate must have an active U.S. Government Top Secret security clearance (or equivalent) at time of application and prior to start date as well as the ability to obtain and maintain active SCI access within a reasonable period of time as determined by the company.
Continued employment thereafter will be subject to the candidate’s maintenance of the level of clearance and program access required for the position in the future.
Basic Qualifications for Level 4 Sr. Principal Systems Engineer:
-Bachelor's degree in STEM (Science, Technology, Engineering, Math) discipline with 8+ years of engineering experience OR
-Master's degree in STEM (Science, Technology, Engineering, Math) discipline with 6+ years of engineering experience OR
-PhD in STEM (Science, Technology, Engineering, Math) discipline with 4+ years of engineering experience
-Experience with developing Natural Radiation & Survivability Analyses
-Experience or Familiarity with the following Standards and Handbooks: MIL-STD-883
-Experience or Familiarity with Environment Prediction Tools: AE9/AP9, CREME96
-Strong written and verbal communication skills
-Candidate must have an active U.S. Government Top Secret security clearance (or equivalent) at time of application and prior to start date as well as the ability to obtain and maintain active SCI access within a reasonable period of time as determined by the company.
Continued employment thereafter will be subject to the candidate’s maintenance of the level of clearance and program access required for the position in the future.
Preferred Qualifications:
-Master’s Degree or higher in Electrical Engineering, Nuclear Engineering, Physics, or another closely related technical discipline
-Experience with any of the following is preferred:
-Standards and handbooks: MIL-STD-1766, MIL-STD-3053, MDA-STD-001, MIL-HDBK-814, MIL-HDBK-815, MIL-HDBK-816, MIL-HDBK-817, EM-1, DTRA Redbook and/or Bluebook
-Environment Prediction Tools: SPENVIS, ORDEM, MEM3, OMERE, IRENE, OLTARIS, SIRE2
-Transport Tools and Codes: MCNP/Attila4MC, NOVICE, Testable Hardware Toolkit (THTk), CEPXS, PUFF-TFT, THOR, XTERRA, TRIM/SRIM, SREMPTAPS, ITS, WinGS, FASTRAD
-Softwa