L3Harris Technologies

Senior Specialist, Information Security Systems Engineer 1

L3Harris Technologies Greenville, Texas, United States

Defense and Space Manufacturing · 10,001+ employees

Yesterday
Mid (2-5 yrs) Full-time United States
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About the role

The Information Systems Security Engineer will conduct vulnerability scans, manage security tools, and ensure compliance with established security policies. They will also collaborate with internal teams to document risks and provide recommendations for information assurance controls.

What they look for

Vulnerability scanning Compliance frameworks Secure system design ATO documentation Firewalls Intrusion detection systems Endpoint protection Security assessments Network security System security NIST 800-53 TCP/IP Routing protocols LAN/WAN Cryptography Access control

Requirements

Candidates must possess an active US Top Secret/SCI security clearance and a relevant degree or equivalent experience. A Security+ or comparable DoD 8140 certification is also required.

Full description

Job Title: Senior Associate, Information Security Systems Engineer (ISSE)

Job Code: 44711

Job Location: Greenville, TX

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

Job Description:

L3Harris Technologies is seeking an Information Systems Security Engineer (ISSE) to join our Sensor Infrastructure team. The ideal candidate is a go-getter with comprehensive knowledge of information security principles and practices, bringing deep expertise in vulnerability scanning, compliance frameworks, secure system design and Authorization to Operate (ATO) documentation.

Essential Functions:

  • Conduct vulnerability scans on networks, systems, and applications to identify security weaknesses, misconfigurations, and potential threats.
  • Support the implementation, testing, and basic operation of security tools such as firewalls, intrusion detection systems, endpoint protection platforms, and software deployment utilities.
  • Assist with security assessments by reviewing systems and configurations for compliance with established security policies, standards, and best practices.
  • Participate in evaluating security products and technologies, and provide input on tools or services that improve network and system security.
  • Work with internal teams and stakeholders to communicate findings, document risks, and provide recommendations related to information assurance controls and security requirements.

Qualifications:

  • Active US Top Secret/SCI security clearance.
  • Bachelor’s Degree and minimum 2 years of prior relevant experience.
  • Graduate Degree and a minimum of 0 - 2 years of prior related experience.
  • In lieu of a degree, a minimum of 6 years of prior related experience.
  • Active Security+ certification or comparable Department of Defense 8140 certification.

Preferred Additional Skills

  • Experience assessing security and privacy controls in embedded systems using NIST 800-53.
  • Solid understanding of TCP/IP and routing protocols.
  • Knowledge of LAN/WAN networking and security infrastructure (Firewalls, IDS/IPS, IPSec, VPNs).
  • Knowledge of Computer/System Security topics such as Antivirus, Authentication, Authorization, Access Control, Cryptography, SSO, Business Continuity Planning and Application Security.

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