Northrop Grumman Space Systems, Multi-Domain Operations, and Missile Defense Integration Business Unit (BU) has an exciting career opportunity for a Sr. Principal Engineer Systems Architect – Level 4 to join our team of qualified, diverse individuals. This position will be in Huntsville, Al.
Position Overview:
The selected Sr. Principal Engineer Systems Architect – Level 4 will support the development and review of interface documents, system requirements, Verification Cross Reference Matrix (VCRM) development, architectural documentation, engineering estimates, and author and perform formal and informal engineering reviews.
The position will also provide mentoring to junior systems engineering team members to enhance skills in the department. The selected candidate will work with the enterprise test architect to demonstrate system performance of capabilities as required.
The selected candidate needs to be flexible and be able to support various tasks on short notice.
The work will be performed under the direction of the Global Architect Lead and will require interfacing with team members, management of external systems, and government customers to ensure high-quality products are generated on time and within the resources available.
Essential Functions:
- Adhering to DOORS processes and procedures, reviewing the content and details of technical products, and acting as a technical interface to government working-level counterparts on an as-required basis.
- Will be actively involved in the efforts associated with Agile development, including iteration planning, team members on architectural patterns being used, and agile team leadership.
- Will work on large multi-site software development efforts, including external interface development.
- Will conduct or lead Analysis of Alternatives, Trade Studies, and Design Evaluations including both physical and logical architectures across the System
- Will assist in documenting or reviewing architecture using an MBSE tool such as CAMEO
- Will present at internal and external design reviews
- Will interface with project leads, product owners, and government customer
Basic Qualifications:
- Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline from an accredited university and 8 years of experience, or a Master's Degree in STEM and 6 years of experience, or 4 years of experience with a PhD.
- Proven track record of successfully applying system engineering principles to develop product solutions.
- Must have experience developing system engineering artifacts (e.g., specifications, Interface Control Documents, Use Cases, System Architecture Descriptions, Trade Studies, etc.).
- Experience with identifying and defining desired capabilities; communicating them to a diverse group of developers, engineers, subject matter experts, and users; and generating architecture artifacts to document and control the achievement of the desired capabilities
- Must have experience in developing large, complex software systems.
- Experience developing solutions in an integrated team environment with other systems, software, and specialty engineers is required.
- Must possess the ability to communicate effectively and clearly present technical approaches and findings.
- Able to write and implement engineering plans within a project.
- Ability and willingness to travel 10% of the time to support business needs.
- Applicants must have a current active in-scope U.S. Government issued Secret security clearance at the time of application which is required to start.
- Experience as a technical leader for a DoD Systems Engineering or Development effort
- Experience creating briefings, creating and reviewing architecture designs and artifacts, and presenting at DoD Customer Design Reviews
- Establish design and technology maturity constraints that align with customer specifications to ensure feasibility and reliability.
Preferred Qualifications:
- Desired skills include experience working within an Agile development environment, domain experience with both Space and Missile Defense, experience with Systems Analysis, Model Based System Engineering, and Architecture development, Requirements Decomposition, Standards Compliance, Design, Implementation, and Acceptance Tests
- Experience with designing large command and control and weapon systems
- Experience with processing radar sensor data
- Experience with near real-time processing, persistence, and distributed user community
Skills Required
- Bachelor's Degree in a STEM discipline with 8 years experience, OR Master's in STEM with 6 years experience, OR PhD with 4 years experience
- Current active in-scope U.S. Government issued Secret security clearance at time of application
- Proven track record applying systems engineering principles to develop product solutions
- Experience developing systems engineering artifacts (specifications, Interface Control Documents, Use Cases, System Architecture Descriptions, Trade Studies)
- Experience developing large, complex software systems
- Experience working in integrated team environments with systems, software, and specialty engineers
- Ability to communicate effectively and clearly present technical approaches and findings
- Ability to write and implement engineering plans within a project
- Ability and willingness to travel up to 10% of the time
- Experience as a technical leader for a DoD systems engineering or development effort
- Experience creating briefings, reviewing architecture artifacts, and presenting at DoD Customer Design Reviews
- Experience establishing design and technology maturity constraints aligned with customer specifications
- Experience with Agile development and iteration planning
- Domain experience with Space and Missile Defense, command and control, radar sensor data processing, near real-time processing, and distributed systems
- Experience with Systems Analysis and Architecture development
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Retirement Support — 401(k) matching is considered strong, with additional defined-benefit coverage for certain cohorts and options like catch-up contributions. Retirement programs are repeatedly highlighted as a core strength of the total rewards.
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Leave & Time Off Breadth — PTO, company-paid holidays, and compressed work schedules (such as 9/80) provide meaningful time away and flexibility. These scheduling options are cited as a major quality-of-life benefit across many locations.
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Parental & Family Support — Paid parental leave alongside caregiver leave, adoption assistance, and back-up care supports a range of family needs. These programs have been expanded recently, signaling continued investment in family support.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.








