Scientist, Systems Engineer - Scientist, Systems Engineer - TS/SCI with Poly

Harris Geospatial Solutions; Chantilly, Northern (VA, KY); Hybrid; USD 153,000 - 284,000; Full time

Benefits offered by this job

Health insurance

401(k) match

Education assistance

Parental leave

Paid time off

Company-paid holidays

Job summary

L3Harris Technologies in Chantilly, VA is seeking a Scientist, Systems Engineer (TS/SCI with Poly) to lead architecture, requirements, and CONOPS across the full system lifecycle. You will guide multidisciplinary teams, translate mission needs into technical solutions, and collaborate with customers and stakeholders.

This senior role requires strong systems engineering background, experience with complex mission programs, and familiarity with DOORS or similar tools.

Qualifications

• Bachelor’s degree and 12+ years of prior relevant experience; 16+ years in lieu of a degree.
• Active TS/SCI with Poly clearance.

Responsibilities

• Provide consultative technical direction across multidisciplinary teams for mission-critical, end-to-end systems.
• Architect mission concepts, define system requirements, and develop CONOPS across the full lifecycle.
• Translate customer needs into system-level solutions while balancing technical, cost, schedule, and risk.
• Lead technical reviews, coordinate with mission planners and operational users, and communicate status.

Skills

Systems engineering

MBSE

CONOPS development

Requirements management

Cross-functional collaboration

System architecture

Education

Bachelor’s degree

Graduate degree

Tools

DOORS

Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Scientist, Systems Engineer - TS/SCI with Poly

Job Code:44341

Job Location: Chantilly, VA

Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked, and have every other Friday off

Job Description

This role provides consultative‑level technical direction and guides multidisciplinary teams in delivering mission‑critical, end‑to‑end system solutions. The individual will work in complex mission environments, collaborating closely with customer, product owners and engineering teams to ensure system architectures meet evolving mission needs. The individual will serve as a senior technical leader responsible for architecting mission concepts, defining system requirements, and developing CONOPS, use cases, and systems‑engineering artifacts across the full system lifecycle.

Essential Functions

• Cognizance of customers’ mission needs and industry base
• A strong business acumen and knowledge of L3Harris’ technical competencies
• Capability to interpret or generate Concept of Operations (CONOPS) or Operational Descriptions Document (ODD)
• System architecture principles
• Sufficient background in proposed technology to be capable of assessing high level performance requirements
• Aptitude for developing innovative solutions
• Focuses on breadth rather than depth; accesses Subject Matter Experts (SMEs) as needed requiring a broad technical network within L3Harris
• Strong professional verbal and written communication skills Support operational analysis and developconcept of operations,designand implementation plans
• Support requirements development, analysis and management
• Mission operations requirements development and analysis
• Coordination with Mission Planners and Operational Users
• Use software tools, scriptingand software/hardware troubleshooting
• Supports development and evaluation of complex system designs and architectures
• Develop and deliver presentations to communicate design activity plans and status to internal and external customers
• Customer mission understanding
• Design Reference Mission analysis and validation techniques and tools
• Architecture development, MBSE definition, evaluation, and validation
• Alignment of solutions within a portfolio of products

Qualifications

• Bachelor’s Degree and a minimum of 12 years of prior relevant experience. Graduate Degree and a minimum of 10 years of prior related experience. In lieu of a degree, minimum of 16 years of prior related experience.
• Active TS/SCI with Poly clearance.

Preferred Skills

• Master’s degree in Systems Engineering, Electrical Engineering, Mechanical Engineering, or a related engineering discipline.
• Experience in systems engineering for complex mission system development programs.
• Experience leading technical execution across the full product lifecycle, including requirements, architecture, integration, verification, validation, and sustainment.
• Experience translating customer needs into system‑level solutions while balancing technical, cost, schedule, and risk considerations.
• Experience developing, deriving, allocating, and managing system, hardware, and software requirements.
• Experience with interface definition, requirements traceability, verification planning, and technical problem resolution.
• Experience leading cross-functional teams and supporting technical reviews, customer interactions, and proposal activities.
• Experience with DOORS or an equivalent requirements management tool.
• Experience developing technical and/or cost proposals.
• Experience using earned value management systems to support program planning and performance measurement.
• Experience developing, maintaining, and executing against integrated master schedules.
• Experience supporting programs with multi-level security, cybersecurity, or information assurance requirements.

Benefits

• health and disability insurance
• 401(k) match
• flexible spending accounts
• EAP
• education assistance
• parental leave
• paid time off
• company-paid holidays

In compliance with pay transparency requirements, the salary range for this role in Virginia (Greater D.C. area) is $153,000.00 - $284,000.00. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location.

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.