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Senior Specialist, Systems Engineering – Cross Domain Solution (CDS)

Greenville, Texas
Full Time On-site

Summary

Job Description

Mid-Senior level Systems Engineer to perform data analysis in Cross Domain Solution (CDS) acquisition and sustainment. This position desires technical skills to write security documentation such as ConOps and Data Owner Guides. The ability to understand the layout of a multiple domain system. Knowledgeable about the type of data and format that goes across domains including operational environment impacts. The individual will be responsible for the generation and review of technical papers, calculations, and briefings. The individual will also be required to prepare and present technical briefs to internal management teams.

Essential Functions:

  • Supporting the writing of security documentation such as ConOps and Data Owner Guides.
  • Knowledgeable on type of data and format that transverse across multiple domains.
  • Supporting the performance, verification, and sustainment of fielded CDS systems and components.
  • Supporting the accreditation process of the CDS system.
  • Participating in formal engineering analysis and reviewing performance parameters at the total system and individual component levels.
  • Performing the design, development, and release of related data management, processing, and reporting software tools.
  • Handle and/or manage large amounts of classified material according to standard security protocols and processes.
  • Current DOD Top Secret (TS/SCI) Security Clearance, or a DOD Secret Clearance with the ability to obtain and maintain a DOD Top Secret (TS/SCI) Security Clearance is required.

Qualifications:

  • Bachelor’s degree in engineering discipline and minimum 6 years of prior relevant experience.
  • Graduate Degree and a minimum of 4 years of prior related experience.
  • In lieu of a degree, a minimum of 10 years of prior related engineering experience.
  • Demonstrated experience formal engineering analysis and reviewing performance parameters at the total system and individual component levels.
  • Demonstrated experience with design, development, and release of related data management, processing, and reporting software tools.

Preferred Additional Skills:

  • Experience with CDS systems such as Radiant Mercury, Everfox, Chord, etc.
  • Understanding of network devices and concepts.
  • Able to read, interpret, create, and maintain spreadsheets, charts, reports, investigation and test plans, and procedures.
  • Physical requirements: Some lifting in a Systems Integration Lab (SIL) environment.
  • Knowledge of systems engineering concepts, practices, and procedures.
  • Experience writing systems and software requirements using an application such as DOORS/JIRA.
  • Experience presenting design and project information at periodic reviews as well as recommending improvements to existing designs.
  • Familiarity with working with Unix/Linux commands in terminal consoles.
  • Experience with building test cases to assess software and system operation against requirements, writing defect reports, and assessing corrections.
  • Familiarity with networking technologies, to include Security+ certification.
  • Familiarity with RC135 Communications Systems.
  • DoD/Military experience.

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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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About L3 Harris

L3 Harris

L3 Harris is one of the largest defense and aerospace companies in the United States, delivering advanced technologies that support missions across air, land, sea, space, and cyber domains. The company develops communications systems, space payloads, intelligence platforms, electronic warfare capabilities, missile defense technologies, and mission-critical sensors used by the U.S. military, intelligence community, and allied nations around the world.

For job seekers, L3Harris offers opportunities across engineering, software development, cybersecurity, space systems, manufacturing, intelligence, program management, and mission operations. The company is especially attractive to veterans, cleared professionals, and engineers who want to work on advanced technologies that directly support national security. With programs spanning tactical communications, ISR platforms, satellite systems, and defense electronics, employees have the opportunity to contribute to some of the military’s most important capabilities.

Unlike companies focused on a single mission area, L3Harris operates across a diverse portfolio of defense technologies, providing employees exposure to a broad range of programs and technical disciplines. Teams work on everything from secure communications and autonomous systems to space-based sensors and electronic warfare platforms, creating opportunities for both specialization and long-term career growth within the organization.

As governments continue investing in modernization, space capabilities, resilient communications, and advanced sensing technologies, L3Harris remains one of the most important employers in the defense industry. For professionals seeking a mission-driven career with strong growth opportunities, technical challenges, and direct impact on global security, L3Harris continues to stand out as a leading destination in aerospace and defense.

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