Jobs2Careers logoHome

System Software Engineer Sr Staff

Los Angeles,CA

2678 System Software Engineer Sr Staff jobs in Los Angeles,CA

Recommended
Apply Directly
Principal / Sr. Principal Software Engineer (C++ and TS Clearance)

Northrop Grumman

Los Angeles, CA 90011

OnsiteUrgently HiringHealth InsurancePaid Time Off

  • Active Top Secret security clearance and enrolled in Continuous Evaluation
  • Ability to meet customer-specific security screening requirements within a timeframe set forth by management
  • Willingness and ability to work onsite full-time
  • Experience working in C/C++
  • Familiarity with modern C++ standards and features (e.g., C++ 17 onwards)
  • Demonstrated ability to analyze system requirements to derive software design and performance requirements
  • Proven ability to design and code new software, as well as modify existing software to add new features
  • Ability to debug existing software and correct defects
  • Experience with open software/system architecture solutions
  • Effective communication and interpersonal skills, with the ability to collaborate effectively with diverse stakeholders
  • Experience with developing and maintaining CI/CD pipelines
  • Experience with Git-based or other software configuration management tools
  • Bachelor's degree in a STEM discipline with 5+ years of relative experience; Master's degree in a STEM discipline with 3+ years of relative experience; PhD + 1 year of relative experience
  • Bachelor's degree in a STEM discipline with 8+ years of relative experience; Master's degree in a STEM discipline with 6+ years of relative experience; PhD + 4 years of relative experience
SmartExplore AI is experimental.
View now
New, Posted 5 hours ago
Recommended
Apply Directly
Software Development Engineer - AWS, Amazon GuardDuty

Amazon Development Center U.S.

Santa Monica, CA 90403

~ 16 min OnsiteUrgently HiringHealth InsurancePaid Time OffRetirement Benefit

  • 3+ years of non-internship professional software development experience
  • 2+ years of non-internship design or architecture (design patterns, reliability and scaling) of new and existing systems experience
  • 1+ years of software development engineer or related occupational experience
  • 1+ years of designing and developing large-scale, multi-tiered, multi-threaded, embedded or distributed software applications, tools, systems, and services using: C#, C++, Java, or Perl experience
  • 1+ years of Object Oriented Design experience
  • Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field
  • Experience programming with at least one software programming language
SmartExplore AI is experimental.
View now
Apply Directly
Principal Software Engineer

Northrop Grumman

El Segundo, CA 90245

~ 23 min OnsiteHealth InsurancePaid Time Off

  • RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: Top Secret
  • On site
  • San Diego, CA, Palmdale, CA, El Segundo, CA or Oklahoma City, OK
  • The candidate should be a self-starter with familiarity working in an Integrated Product Team construct
  • Develop, implement, and maintain modular simulation and modeling software
  • E.g., C++, Python
  • Integrate simulation components with system interfaces, middle-ware, and test harnesses; ensure interoperable data flows and real-time performance
  • Design and execute verification and validation tests, analyze results, identify defects, and implement fixes to ensure model fidelity and accuracy
  • Optimize simulation performance and scalability; profile code, reduce latency, and support CI/CD pipelines for automated builds and deployments
  • Collaborate with systems engineers, testers, and stakeholders to translate requirements into simulation scenarios, produce technical documentation, and support demonstrations
  • Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 5 years of related engineering experience; OR a Master's degree in a STEM discipline and 3 years of related engineering experience; OR a PhD in a STEM discipline and 1 year of related engineering experience
  • Demonstrated professional experience developing software in C/C++
  • Demonstrated professional experience with software change control, and change management such as: Atlassian tool suite, GitHub, AND/OR GitLab
  • Demonstrated Professional Experience with the full Software Development Life Cycle (SDLC)
  • Active U.S. Government Top Secret clearance (with a background investigation within the past 5 years or enrolled into Continuous Evaluation.)
  • Ability to obtain and maintain initial Special Access Program (SAP) access via a Program Access Request (PAR). This SAP/PAR must be obtained prior to commencement of employment and must be obtained within a reasonable amount of time as determined by the company to meet its business needs.
  • Ability to obtain and maintain subsequent SAP PARs following commencement of employment to be able to completely support statement of work.
  • The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.
SmartExplore AI is experimental.
View now
New, Posted 5 hours ago
Recommended
Apply Directly
Software I&T Engineer , Amazon Leo for Government

KGS LLC

Los Angeles, CA 90079

OnsiteHealth InsurancePaid Time OffRetirement Benefit

  • 3+ years of non-internship professional software development experience
  • 2+ years of non-internship design or architecture (design patterns, reliability and scaling) of new and existing systems experience
  • 1+ years of software development engineer or related occupational experience
  • 1+ years of designing and developing large-scale, multi-tiered, multi-threaded, embedded or distributed software applications, tools, systems, and services using: C#, C++, Java, or Perl experience
  • 1+ years of Object Oriented Design experience
  • Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field
  • Experience programming with at least one software programming language
  • Security Clearance: This position requires that the candidate selected be a US Citizen and candidates must be able to obtain and maintain a US Government security clearance of TS/SCI.
  • Export Control : This position requires that the candidate selected be a U.S. Citizen in order to comply with U.S. government-imposed requirements related to the nature of the work and/or where it will be performed
SmartExplore AI is experimental.
View now
New, Posted 5 hours ago
Recommended
Apply Directly
Software I&T Engineer , Amazon Leo for Government

KGS LLC

Los Angeles, CA 90079

New, Posted 5 hours ago
Recommended
Apply Directly
Software Development Engineer - AWS, Amazon GuardDuty

Amazon Development Center U.S.

Santa Monica, CA 90403

Recommended
JobLeads
Reactor Software Engineer I/II — HIL & Telemetry

Antaresindustries

Los Angeles, CA 90079

No Experience
New, Posted 2 hours ago
Apply Directly
Senior Associate, Manufacturing Engineer

L3 Harris

Los Angeles, CA 90011

OnsiteBilingual PreferredEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's Degree
  • A minimum of 2 years of prior related experience
  • Graduate Degree or equivalent with 0 to 2 years of prior related experience
  • In lieu of a degree, minimum of 6 years of prior related experience
  • Ability to obtain US Secret Security Clearance
SmartExplore AI is experimental.
View now
Recommended
Apply Directly
Manufacturing Engineer Senior- Level 3

Lockheed Martin Corporation

Palmdale, CA 93550

~ 1 hr 10 min OnsiteFlexible ScheduleEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • Bachelors degree in STEM required to apply
  • Active Secret security clearance with an investigation within the last 5 years AND the ability to obtain special program access within 3 months of start date with LM.
  • Experience in an engineering discipline
  • Experience in a manufacturing environment working cross functionally with other disciplines including industrial engineering, planning, scheduling, Quality Assurance &/or production operations.
  • Experience in electrical harness design review, fabrication, and installation
  • Experience in supporting shop floor production activities and rapidly resolving constraints to minimize production impact.
  • Experience supporting various projects and coordinating activities related to the full life cycle of projects from conception to delivery.
  • Proficient working in 3D modelling software (CATIA (preferred), Creo, SolidWorks, Nx), product Lifecycle Manager (PLM) programs (e.g. 3DX, Teamcenter, PDM, etc.), and MES (Manufacturing Execution Systems) programs (iBASEt, SAP, etc.).
  • Experience with MRP system or SAP or other Manufacturing Execution System (MES) application
  • Experience with planning functions including Computer Aided Production Planning (CAPP) and Shop Order Maintenance (SOM)
SmartExplore AI is experimental.
View now
New, Posted 1 day ago
Apply Directly
Sr Manufacturing Engineer (Panels)

Howmet Aerospace

Torrance, CA 90505

~ 24 min OnsiteFlexible ScheduleHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's degree in engineering from 4-year university
  • Minimum 5 years of experience in engineering
  • Employees must be legally authorized to work in the United States. Verification of employment eligibility will be required at the time of hire. Visa sponsorship is not available for this position
  • This position is subject to the International Traffic in Arms Regulations (ITAR) which requires U.S. person status. ITAR defines U.S. person as an U.S. Citizen, U.S. Permanent Resident (i.e. 'Green Card Holder'), Political Asylee, or Refugee
  • Must be able to work on site in Torrance, California. Remote work not considered.
SmartExplore AI is experimental.
View now
Profile builder
Answer questions related to your search and surface your matches.
Browse Jobs
  • Jobs in Top Cities
  • Jobs by State
  • Jobs by Title
  • Jobs by Category
Tools
  • Free Resume Builder
  • Jobs2Careers+ Extension
Company
  • Post a Job
  • About
  • Advice
  • Contact
Jobs2Careers Powered by Talroo© 2026 Jobs2Careers
Logos provided by Logo.dev
© 2026 Jobs2Careers
Privacy PolicyTerms of UseYour Privacy ChoicesCalifornia Consumer Privacy Act (CCPA) Opt-Out Icon
Jobs2Careers Powered by Talroo