Jobs2Careers logoHome

Principal Java Developer

Los Angeles,CA

1273 Principal Java Developer jobs in Los Angeles,CA

Featured Opportunity
U.S. Army Reserve Logo

U.S. Army Reserve - Los Angeles, CA

25B Information Technology Specialist

Paid Relocation to Los Angeles, CA

Education AssistanceHealth InsurancePaid Time Off
New, Posted 1 day ago
Recommended
Apply Directly
Modeling Simulation & Analysis Engineer 3 or 4 (Principal or Sr. Principal Level)

Northrop Grumman

El Segundo, CA 90245

Paid Relocation to El Segundo, CA

Health InsurancePaid Time Off

Primary Level Salary Range: $95,300.00 - $165,500.00
Secondary Level Salary Range: $118,600.00 - $206,000.00
Employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.
Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results.
Employees in Vice President or Director positions may be eligible for Long Term Incentives.
Relocation assistance may be available
Health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.
Must have a Bachelor's of Science Degree in a STEM discipline and 5 years of related professional/military experience in Systems Engineering, OR a Master's Degree and 3 years of related professional/military experience in Systems Engineering, OR a Ph.D. and 1 years of related professional/military experience in Systems Engineering
Must have a Bachelor's of Science Degree in a STEM discipline and 8 years of related professional/military experience in Systems Engineering, OR a Master's Degree and 6 years of related professional/military experience in Systems Engineering, OR a Ph.D. and 4 years of related professional/military experience in Systems Engineering
Must have an active US Government Secret or higher clearance (with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation).
Must have the ability to obtain and maintain US Government Top Secret clearance and Special Access Program (SAP) within a reasonable period of time, as determined by business needs.
Must have scripting experience with tools such as MATLAB, Python, C++, Java, or experience conducting software-based trade studies.
Must have experience with simulation framework tools such as AFSIM, Suppressor, or STK.
Must have experience with modeling operational environments, conducting operations analysis, and mission effectiveness trade study analyses.
Must have experience in *at least* *one* of the following areas: * Research, Analysis, and Creating Assessments of Foreign Threats to US Military systems * Operations Modeling and Simulation of Radars, Missiles, Integrated Air Defense Systems (IADS), Air, Sea, and/or Space platforms * Analysis of defense systems at the mission level of Survivability, Lethality, Vulnerability, and Engagement. * Low Observables (LO) * Modeling and Analysis of Radio Frequency (RF) signals, Infrared (IR), Electro-Optical (EO), and/or Acoustic * Modeling and Analysis of Electronic Attack (EA), Electronic Protection (EP), and/or Electronic Countermeasures * Friendly/Adversary CONOPs and tactics
U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
Operational military background or experience in any of the following: Fighter or Bomber Pilot, Electronic Warfare Officer/Weapons Systems Officer, Air Battle Manager, Intelligence Officer, Joint Duty Officer
Familiarity with AGILE, MBSE, and/or system architecture.
Experience with version control tools (Bitbucket, GitHub, Gitlab, etc.).
A current active in-scope U.S. Government DoD Top Secret security clearance with current or previous Special Program Access (SAP)/SCI.
Experience in *at least* *two *of the following areas: * Research, Analysis, and Creating Assessments of Foreign Threats to US Military systems * Operations Modeling and Simulation of Radars, Missiles, Integrated Air Defense Systems (IADS), Air, Sea, and/or Space platforms * Analysis of defense systems at the mission level of Survivability, Lethality, Vulnerability, and Engagement. * Low Observables (LO) * Modeling and Analysis of Radio Frequency (RF) signals, Infrared (IR), Electro-Optical (EO), and/or Acoustic * Modeling and Analysis of Electronic Attack (EA), Electronic Protection (EP), and/or Electronic Countermeasures * Friendly/Adversary CONOPs and tactics
Recommended
Apply Directly
Senior Principal Systems Engineer (Onsite)

Raytheon

Los Angeles, CA 90011

Paid Relocation to Los Angeles, CA

OnsiteFlexible ScheduleHealth InsurancePaid Time OffRetirement Benefit

The salary range for this role is 132,400 USD - 251,600 USD.
Hired applicants may be eligible for annual short-term and/or long- term incentive compensation programs
Relocation assistance is available
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.
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
Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date
Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM preferred)
A minimum of 10 years of prior engineering experience.
Experience in Systems Engineering, Test Systems and Environments, System Architecture, and/or Design
Experience working on a cross-functional team of Systems Engineers and multidiscipline engineers
Experience leading cross-functional teams through developmental gates such as Systems Requirements Review, Preliminary Design Review, Critical Design Review, or Test Readiness Review
STEM preferred
Post Graduate degree in in Engineering, Computer Science, Math or Physics
Understanding of Systems Engineering Product Development Cycle
Detailed experience in one or more of the following domains: embedded software, nuclear survivability, RF signal processing, GNC, RF system integration & test, 6DOF/model development
Prior work experience giving technical briefs or presentations with strong verbal and written communication skills
Interfacing with customers
Developing & Refining CONOPS, System Architecture, System Requirement, and Requirements Verification Strategies & Plans
Performing Functional & Physical Analyses and Allocation
Creating & Maintaining Specifications
Subassembly and System Integration & Verification
New, Posted 22 hours ago
Engineer Mfg, Components

Mason

Los Angeles, CA 90065

Apply Directly
Pediatrics Developmental & Stem Cell Biology - Assistant Professor (Cedars-Sinai Research Scientist I)

Cedars-Sinai Health System

Los Angeles, CA 90048

Apply Directly
Manufacturing Engineer

Crane Company

Los Angeles, CA 90011

OnsiteEducation AssistancePaid Time OffRetirement Benefit

$80,000 to $90,000
Some roles may be eligible for participation in performance-based bonus programs
Comprehensive benefits, 401K contribution and match, Paid Time Off, paid holidays, tuition reimbursement and more.
Bachelor's degree in Mechanical, Electrical, or related engineering field
1 to 2 years of manufacturing engineering or related experience
Working knowledge of manufacturing methods, process design, and statistical process control
Experience with DFMEA, ISO 9001, and quality systems
Proficiency with CAD tools in 2D and 3D
Familiarity with machining, assembly, welding, and electro mechanical systems
Exposure to automation, robotics, and PLC programming
Understanding of GD and T and engineering drawings
Knowledge of production processes, materials, and cost drivers
Familiarity with Lean and Six Sigma tools
Experience with Cobots and integration into manufacturing systems
Hands on experience with tools for troubleshooting and equipment calibration
Ability to travel to vendors or customer sites as needed
Easy Apply
MBSE Systems Engineer

TEKsystems

Redondo Beach, CA 90277

$50-$90/hr
~ 28 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

$50.00 - $90.00/hr.
Medical
Dental & vision
Critical Illness, Accident, and Hospital
401(k) Retirement Plan
Pre-tax and Roth post-tax contributions available
Life Insurance (Voluntary Life & AD&D; for the employee and dependents)
Short and long-term disability
Health Spending Account (HSA)
Transportation benefits
Employee Assistance Program
Time Off/Leave (PTO, Vacation or Sick Leave)
MUST HAVE A TS/SCI
Active TS/SCI Clearance
Bachelor's degree in Systems Engineering, Computer Science, Software Engineering, or related technical discipline
Strong experience in Software Systems Engineering
Experience supporting Ground Systems, Mission Systems, or Command & Control (C2) Systems
MBSE methodologies
SysML
Cameo Systems Modeler
Requirements Engineering
Systems Architecture Development
System-to-subsystem decomposition
System-to-software requirements flow-down
Requirements traceability
Specification development and management
Experience supporting software development teams through architecture and modeling artifacts
Ability to build system models and architectures from scratch rather than simply maintaining existing models
Ground System Architecture
Mission System Development
Software Integration Planning
Digital Engineering Environments
Agile Software Development Programs
Large-scale DoD or Intelligence Community programs
Experience working in MBSE-driven development environments
Ground Systems Engineering
MBSE and Digital Engineering
SysML Modeling
Requirements Decomposition and Traceability
System-to-Software Requirement Flow-down
Specification Creation and Management
Architecture Development
Creation of MBSE Artifacts from Scratch
Sequence Diagrams, Activity Diagrams, BDDs, and IBDs
Support of Software Development Teams Through Modeling Artifacts
Ground Systems
Command & Control (C2)
Mission Systems
Software-Intensive Defense Platforms
Digital Engineering and MBSE-Centric Programs
Software Architecture and Systems Integration
Apply Directly
Driver | Car Provided - Hollywood (Full or Part Time)

ALTO

Los Angeles, CA 90028

$25/hr
OnsiteHealth InsurancePaid Time OffRetirement Benefit

Our top drivers make over $25/hr including base hourly pay, bonuses, and tips.
Hourly pay starts at $18.42, with raises starting in as little as one month.
Weekly performance bonuses.
Keep 100% of your tips!
Company-provided luxury SUV
We handle all vehicle costs, including fuel, maintenance, and insurance
Basic healthcare coverage, including dental and vision, and 401(k).
Unlimited unpaid time off
Full-time or part-time hours available
Must be willing to work at least 1 weekend day (Saturday or Sunday), OR overnights (shifts beginning after 8pm).
Up to 45 hrs/week!
Must be eligible to drive on the Uber app (no suspensions from the Uber platform).
Must be 25 years of age or older.
Must have a valid California Driver's License
A minimum of 1 year of driving experience in the United States.
Must pass a background check and drug screen.
Must have a clean driving record.
Fluent in English.
Comfortable with navigational apps (Uber driver app, Google Maps, emails, web browsing).
Capable of entering and exiting the vehicle consistently to assist customers with their luggage.
Able to lift and carry up to 50 pounds occasionally.
Able to sit for extended periods.
Must be willing to work at least 1 weekend day (Saturday or Sunday), OR overnights (shifts beginning after 8pm).
Alto participates in E-Verify to confirm your authorization to work in the U.S.
Apply Directly
Manufacturing Engineer II, Turbomachinery

Relativity Space

Long Beach, CA 90805

~ 29 min Onsite

Competitive salary and equity
$104,000-$156,000 USD
A generous PTO and sick leave policy
Parental leave
An annual learning and development stipend
Degree in engineering or related technical field and 2+ years of relevant experience
Experience with turbopump assembly procedures, including rotor balancing, interference fits, clearance checks, structural proofing, and leak checks
Manufacturing Process Experience: Fluids Testing, Machining, Additive
Knowledge of general assembly and test procedures, including tolerance stack-up analysis, structural proof testing, and pressurized leak checks
Experience with Siemens NX or other CAD and analysis tools
Experience with Tooling design, including conceptualization, modeling and drafting, and detailed analysis
Experience working with additively manufactured engine hardware
Experience with GD&T; (ASME Y14.5) and industry specifications
Experience in a startup or agile development environment
Experience working in a flight development program
Apply Directly
Senior Associate, Manufacturing Engineer

L3 Harris

Los Angeles, CA 90011

OnsiteBilingual PreferredEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

10% Shift Differential Pay
The salary range for this role in the State of California is $73,000 - $136,000
Health and disability insurance
401(k) match
Flexible spending accounts
EAP
Education assistance
Parental leave
Paid time off
Company-paid holidays
9/80: Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off
2nd
Ability to obtain a US LEVEL Secret security clearance
Bachelor's Degree and a minimum of 2 years of prior related manufacturing experience. Graduate Degree or equivalent with 0 to 2 years of prior related manufacturing experience. In lieu of a degree, minimum of 6 years of prior related manufacturing experience.
L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.
Security clearances may only be granted to U.S. citizens.
Minimum 1 year of hands-on experience with metal Additive Manufacturing
Experience with CAD Modeling software (i.e. Creo, SolidWorks, NX, etc.) and Microsoft Office suite (i.e. Word, Outlook, PowerPoint, & Excel)
Hands-on experience with metal additive manufacturing processes, including DMLS/LPBF, supporting machine operation, troubleshooting, parameter development, build file optimization, and production execution.
Strong knowledge of DfAM principles, with the ability to interpret engineering drawings, apply GD&T;, and improve part manufacturability and process outcomes.
Familiarity with additive post-processing and inspection methods, including heat treatment, support removal, EDM, machining, NDT, and structured light inspection.
Experience supporting process development and industrialization, including material and machine selection, equipment commissioning, capability assessment, and workflow improvement.
Experience in ISO 9001 and/or AS9100 manufacturing environments, applying quality systems, root cause analysis, and cross-functional collaboration to resolve production and process issues.

89% of jobs ask for a resume

Don't let the perfect job slip away—upload your resume and we'll personalize your results instantly.

89% of jobs ask for a resume

Don't let the perfect job slip away—upload your resume and we'll personalize your results instantly.

Apply Directly
Sr. Planner

AiTech

Los Angeles, CA 90011

$90,000-$120,000/yr
Onsite

The expected annual salary range for this role is $90,000 - $120,000 a year.
Bachelor's degree in Supply Chain, Operations, Business, Engineering, or equivalent experience.
Minimum 5 years of material planning, production planning, or supply chain planning experience.
Experience in aerospace, defense, electronics manufacturing, or other highly regulated manufacturing environments.
This position requires use of information or access to hardware which is subject to the International Traffic in Arms Regulations (ITAR). All applicants must be U.S. persons within the meaning of ITAR. ITAR defines a U.S. person as a U.S. Citizen, U.S. Permanent Resident (i.e. 'Green Card Holder'), Political Asylee, or Refugee
Strong ERP/MRP experience.
Working knowledge of BOM structures, production planning, inventory management, and supply chain operations.
Experience supporting demand planning or production scheduling activities.
Advanced Microsoft Excel skills and experience performing data analysis and reporting.
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