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Senior Specialist, Systems Engineer - Networks Security Clearance

Job in Greenville, Hunt County, Texas, 75401, USA
Listing for: L3Harris Technologies
Full Time position
Listed on 2026-06-04
Job specializations:
  • Engineering
    Systems Engineer, Cybersecurity
Job Description & How to Apply Below
Position: Senior Specialist, Systems Engineer - Networks with Security Clearance
L3

Harris 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. L3

Harris 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. L3

Harris 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:

Senior Specialist, Systems Engineer - Networks Job Code: 35494

Job Location:

Greenville, TX

Schedule:

9/80

Job Description:

We are looking for a professional with strong knowledge of Systems Engineering and a background in Networking. They will support the sustainment, assessment and development of a diverse Network team. They will participate in the proposal and bid reviews and will ensure adherence to L3

Harris' policies, vision, values, and goals. They would be able to communicate within and outside of the SE functional group to gain cooperation on operational processes, practices, and procedures and participate in moderate to substantial improvements to systems and processes, as needed. The SE will contribute to achievement of departmental goals and operating plans with direct impact on the departmental results.

Essential Functions:

* Lead a diversely skilled engineering team in the design, implementation, and testing of WAN/LAN/SATCOM-based networks systems

* Translate customer system requirements into DOORS/Jira

* Ability to travel approximately 25% of year, based on business needs.

Qualifications:

* Bachelor's Degree 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, minimum of 10 years of prior related experience.

* Active DoD Secret Clearance and the ability to obtain a Top Secret/SCI Clearance.

* Demonstrated experience in Systems Engineering with an emphasis on Networking.

* Demonstrated knowledge of Network Security policies and practices.

* Demonstrated experience with Linux operating systems and networking.
* Demonstrated experience with LAN/WAN routing protocols (BGP, OSPF, EIGRP, EVPN). Preferred Additional

Skills:

* Prior military service is highly desirable.

* Demonstrated experience in Network and Systems Support/Installation, Cisco/Brocade/Dell IOS, DHCP, DNS, and TCP/IP is highly desirable.

* Demonstrated experience with network packet inspection tools (Wire Shark, TCPDump) is highly desirable.
* Demonstrated experience with multicast routing is highly desirable.
* Demonstrated knowledge of MPLS and VPNs is highly desirable.
* Demonstrated experience with HAIPE devices is desired. #LI-AM2 L3

Harris Technologies is proud to be an Equal Opportunity Employer. L3

Harris 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.

L3

Harris 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 L3

Harris 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. L3

Harris Technologies is an E-Verify Employer. Please  for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please  for English or Spanish.
Position Requirements
10+ Years work experience
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