Jobs / United States / Northrop Grumman Systems Corporation
Software Systems Engineer-Level 3/4 (AHT)
Northrop Grumman Systems Corporation · 🇺🇸 United States-California-Northridge
Sponsorship verdict
Posting rules out sponsorship
The posting rules out sponsorship or requires citizenship/clearance.
- No government sponsor record hereThis employer posted directly and does not match a government sponsor register.
- The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- Security clearance mentionedFrom the posting’s own wording.
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
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Why not apply?
The posting mentions a security clearance — usually restricted to citizens of that country.
No register record and no sponsorship wording in the posting. Worth asking the employer before investing significant time.
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Sponsor Radar — Northrop Grumman Systems Corporation
This employer posted directly and does not match a government sponsor register.
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About the role
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: 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 Defense System's , Advanced Weapons Division is looking for a Software Systems Engineer-Level 3/4 , located in Northridge, CA . This role will be 100% on-site with no hybrid opportunities. A current government issued secret clearance is required to start. This person will support the Stand in Attack Weapon (SiAW) Program. As a member of the Software team, you’ll work in a fast-paced environment as the go between for the Software Engineering functional group and the Systems Engineering functional group. Candidate should possess Systems Engineering discipline knowledge with strong embedded software familiarity. Candidate will be responsible for analyzing, allocating requirements and specifications with various stakeholders. Responsibilities: Responsible for translating system/subsystem level software requirements into software level requirements for each CSCI. Work with System and Software engineers to develop software architecture models. Support Verification and Validation of software product to ensure all integrated CSCIs function as intended. Experience in systems engineering including requirements analysis, requirements allocation, system design, software design, software implementation, software testing, system integration, field integration testing, and requirements verification. Experience in software/systems architecture using Cameo Enterprise Architecture (behavioral, structural, analytical) to develop use cases, activity diagrams and sequence diagrams. Familiarity in Writing Software Test Plans and Test Descriptions and running tests. Basic Qualifications Principal Software Systems Engineer (Level 3): • Bachelor of Science in an Engineering discipline and a minimum of five (5) years of systems engineering experience with any exposure to requirements development and verification activities; or a Master’s of Science with a minimum of three (3) years of systems engineering experience with any exposure to requirements development and verification activities. • Experience in systems engineering tools, such as DOORS, CAMEO. • Experience in Embedded Software, and ability to read code and verify the implementation per Software Requirements Specifications • Experience with system/subsystem/software/hardware integration, test, and verification • Experience in the defense industry and design in an aerospace environment • Current US Government Secret security clearance, adjudicated within the past 5 years Basic Qualifications Sr. Principal Software Systems Engineer (Level 4): • Bachelor of Science in an Engineering discipline and a minimum of eight (8) years of systems engineering experience with any exposure to requirements development and verification activities; will consider Master of Science in an Engineering discipline and a minimum of six (6) ye