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Salary
$193k – $290k per year
Location
In office (Northridge)
Seniority
Staff · 8+ years exp
Employment
Full-Time

First seen by Alion on Sep 17, 2026. Northrop Grumman scores A on the Alion truth index.

Overview
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Northrop Grumman is an American defence contractor whose oldest predecessor was founded in 1939, and which took its present form through the 1994 combination of Northrop and Grumman. It builds strategic systems including the B-21 Raider bomber and the Sentinel intercontinental ballistic missile programme, military and civil space systems, radars and electronic warfare equipment, autonomous aircraft, and mission systems and software for the United States armed forces and allied governments. Headquartered in Falls Church, Virginia and listed on the New York Stock Exchange, it earns the large majority of its revenue from the American government and employs close to one hundred thousand people.
RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 25% 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 Defense Systems is currently seeking a Manager 3 - Systems Engineering, Performance, Integration and Test IPTL to support our Stand-in Attack Weapon (SiAW) missile program with our talented Advanced Weapons team. An active Government issued clearance is required to start.

The selected candidate will be required to work full-time, on-site at our facility in Northridge, CA.

The Systems Engineering, Performance, Integration and Test IPTL manages the technical processes, schedules, budgets, and multidisciplinary teams responsible for developing, integrating and testing, and verifying the requirements and performance of the SiAW missile. The ideal candidate will have experience in the full systems engineering lifecycle of defense development program(s) and leading at least part of that lifecycle. They will also have technical depth on one or more of the subsystems of a defense system, e.g., RF/sensors, guidance, navigation, control, telemetry/communication, and airframe. This candidate will work directly with the program’s Chief Engineer and Program Execution Manager and collaborate with the various IPTs to ensure the design and development of the different subsystems and the integration of those are technically sound on budget, and on schedule.

Responsibilities:

  • Ensure proper engineering rigor across engineering activities via process and documentation/modeling practices (IAW Functional Best Practices and Principles and Operating Practices (PrOP)).

  • Oversee development of requirements, system architecture, digital engineering products, and performance models as well as planning and execution of integration, test, verification, and validation activities for system/subsystem requirements and performance models

  • Manage the system architecture through application of model-based systems engineering practices and the object-oriented system engineering methodology

  • Review and approve system and subsystem design artifacts (e.g., requirements, interface control documents, models, trade studies, analyses, and test procedures) as well as test results and verification artifacts for technical correctness, completeness, and consistency with the system architecture.

  • Manage vertical and horizontal technical and performance integration throughout product teams and program life cycle.

  • Develop and manage key design criteria and technical performance measures

  • Provide support to the Program Management Office (PMO) and Chief Engineer (CE), including status on technical maturity, risks, issues, and integration challenges.

  • Plan and execute early integration and interfacing activities with external stakeholders (e.g., government customer, platform integrators, suppliers) to reduce downstream risk.

  • Manage the planning and execution of technical reviews (e.g., CDR, TRR, SVR, FCA/PCA) and ensure entry/exit criteria are met.

  • Ensure that key System Engineering milestones and accomplishments are met or completed in accordance with program schedule

  • Partner with Cost Account Manager (CAM) by providing technical insight and guidance to ensure that technical risks, trade-offs, and performance data are incorporated into program-level decisions on cost, schedule, resource allocation, and overall execution

  • Perform risk and opportunity management IAW the program risk management processes, including identification, assessment, mitigation planning, and tracking of execution effectiveness.

  • Provide subject matter expertise and technical ownership of critical system functions that cross multiple subsystems.

  • Effectively communicate the SiAW weapon system technical baseline to internal and external stakeholders.

Basic Qualifications for Systems Engineering Manager 3 - IPTL

  • Bachelor of Science in engineering discipline and a minimum of eight (8) years of engineering experience; or a Master of Science in an engineering discipline and a minimum of six (6) years of engineering experience: or PhD and four (4) years.

  • Demonstrated systems engineering leadership experience on major DoD or Government acquisition programs, including leading multi-discipline teams of 20+ engineers.

  • Experience with model-based systems engineering (MBSE) methods and tools (e.g., SysML modeling environments) applied to system requirements, architecture, and interfaces.

  • Experience collaborating with customers, end users, hardware teams, software teams, specialty engineering (safety, RAM, survivability, etc.), and suppliers.

  • Experience leading complex system/subsystem requirement decomposition, design trades, modeling and simulation performance assessments, integration, and verification activities in a multidiscipline environment.

  • Working knowledge of the Systems Engineering V-Model and demonstrated experience executing SE workflows, technical reviews, and gated milestones.

  • Experience mentoring and providing technical guidance and career development feedback to junior engineers.

  • Current Government Secret security clearance adjudicated within the past 5 years with ability to be cleared for a Special Access Program (SAP)

Preferred Qualifications for Systems Engineering Manager 3 - IPTL

  • Experience with weapon systems and/or Weapon Open System Architecture (WOSA) or Government Reference Architecture (GRA) or other open systems architecture frameworks.

  • Experience with digital engineering approaches, including digital threads, integrated digital environments, and model-based integration of design, analysis, and test artifacts.

  • Experience with mission systems, avionics, or complex embedded systems integrating hardware, software, and firmware.

  • Demonstrated ability to operate effectively in a fast-paced, cross functional environment with competing priorities and evolving requirements.

  • Strong decision-making skills and ability to drive technical trades and recommendations with clear rationale and risk/benefit articulation.

  • Excellent written and verbal communication skills, including preparation and delivery of technical briefings to internal leadership and external customers.

  • Demonstrated analytical thinking, problem solving ability, and creativity in developing and evaluating system solutions.

Primary Level Salary Range: $193,000.00 - $289,600.00The 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.Depending on the position, 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. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
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