Scientist, Systems Engineering

L3Harris Technologies, Inc.; Melbourne (FL); On-site; USD 140,000 - 190,000; Full time

Job summary

L3Harris Technologies, Inc. in Melbourne, FL seeks a Scientist, Systems Engineering to develop and evolve reference architectures for multi-mission ground systems spanning satellite command and control, mission data processing, antenna management, and operations.

The role requires deep experience in system architectures for civil space agency and/or defense programs, collaboration with software, cybersecurity, and cloud engineering teams, and participation in capture strategy and technical win

Qualifications

• BachelorBA degree in a relevant engineering discipline or equivalent.
• 12+ years of related experience in systems engineering for space/defense programs.
• Experience translating customer requirements into credible, cost-effective architectures.

Responsibilities

• Develop and evolve reference architectures for multi-mission ground systems (satellite command/control, data processing, operations).
• Lead technical trade studies on on-prem, cloud-native, and hybrid architectures for ground system modernization.
• Collaborate with software, cybersecurity, and cloud teams to ensure executable architectures.
• Support capture activities and customer engagements to shape technical win strategy.
• Prepare content for RFIs, RFPs, white papers, and proposal volumes.

Skills

System architectures

Requirements decomposition

Trade studies

Cloud-native

SAFe/Agile

C2/TT&C

Cybersecurity collaboration

Education

Bachelore20s Degree

Advanced degree preferred

Tools

NOAA/NASA programs

Security frameworks

RFI/RFP content

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 Engineering

Job Code: 45458

Job Location: Melbourne, FL

Job Schedule: 9/80

Job Description:

• Develop and evolve reference architectures for multi-mission ground systems spanning satellite command and control, mission data processing, antenna and contact management, and mission operations

• Lead technical trade studies evaluating on-premises, cloud-native, and hybrid architecture approaches for satellite ground system modernization efforts

• Translate customer requirements and RFI/RFP technical evaluation criteria into credible, cost-effective solution architectures

• Support systems engineering activities including requirements decomposition, interface definition, and technical risk assessment for proposed solutions

• Collaborate with software, cybersecurity, and cloud engineering teams to ensure proposed architectures are technically executable and align with current program capabilities

• Partner with Capture Managers and Business Development leads to shape technical win strategy, discriminators, and customer-facing messaging across active pursuits

• Support customer engagement activities, including technical exchange meetings, one-on-one sessions, and industry days

• Author and contribute to technical content for RFI responses, white papers, capability statements, and proposal volumes

• Support competitive assessments, including technical benchmarking against known and anticipated competitors

• Contribute to capture strategy and solution baseline reviews by presenting solution concepts and defending technical approach to internal review boards

  Qualifications:

• Bachelor’s Degree and a minimum of 12 years of prior related experience. Graduate Degree or equivalent with 10 years of prior related experience. In lieu of a degree, a minimum of 16 years of prior related experience.

• Experience developing or contributing to system architectures for civil space agency and/or defense/intelligence community programs

• Experience supporting proposal development, capture activities, or customer-facing technical exchanges

  Preferred Additional Skills:

• Experience across most of the following domains:

• Satellite ground systems architecture (on-premises and/or cloud-based)

• Satellite command and control (C2/TT&C)

• Mission data processing (ingest, product generation, dissemination, archive)

• Antenna and contact management systems

• Mission operations concepts and execution

• Experience with cloud-native ground system architectures (e.g., containerized/microservices‑based product processing, Kubernetes orchestration)

• Familiarity with Government contracting models relevant to ground systems services (e.g., traditional GOCO, COCO, managed services/SLA‑based contracting)

• Experience with FISMA/NIST‑aligned security architecture for satellite ground systems

• Prior direct experience with NOAA, NASA, or other civil space agency ground system programs

• Familiarity with Agile/SAFe development practices as applied to ground systems sustainment and modernization

• Advanced degree in relevant engineering discipline

  #LI-KB1

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.

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