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Senior Associate, IT Security

Melbourne, Florida
Full Time On-site

Summary

Job Description

L3Harris is searching for a talented IT Security professional to join the L3Harris Security Operations Team supporting managed network infrastructures for federal government customers. The successful candidate will operate within our 24/7/365 Security Operations Control Center (SOCC).

  • This is an ON-SITE position at L3Harris offices located in Melbourne, Florida
  • This position requires weekend, after-hours support, and on-call rotations to meet program requirements
  • This position requires travel to a disaster recovery site to support if needed in an emergency

Essential Functions:

  • Monitor security systems for signs of irregular activity, analyze potential security incidents, and escalate findings according to established protocols
  • Analyze network traffic and activity, perform packet captures, interpret data, and effectively communicate findings to stakeholders, escalating as per established protocols
  • Document all detected incidents accurately and comprehensively in the incident management system for further investigation as per customer defined reporting protocols
  • Collaborate with security teams, customers, and program managers to facilitate system maintenance, including coordination with technicians, troubleshooting issues, and testing configurations for system integrity
  • Demonstrates proficient written and verbal communication, self-driven initiative, keen interest in learning, and strong collaborative skills within a team setting
  • Provide Tier 1 help desk and customer support, serving as the first point of contact for internal and external users facing technical issues
  • Ensures security tools are current, including updates and signature management
  • Ability to obtain FAA Public Trust Suitability

Qualifications:

  • Degree and a minimum of 2 years of prior related experience. Graduate Degree or equivalent with 0 to 2 years of prior related experience. In lieu of a degree, minimum of 6 years of prior related experience.

Preferred Additional Skills:

  • Experience using the Command Line Interface (CLI) for Cisco routers and switches
  • Adaptable to a dynamic and fast-paced work environment
  • Experience using Linux and Windows Operating Systems (OS) Command Line tools
  • Experienced in collecting and analyzing system logs and event data, with a focus on root cause analysis using device logs or SIEM tools to document findings
  • Familiarity with network security and identity management services and technologies, including but not limited to firewalls, IDS, WAF, ISE, RSA, and various VPN technologies
  • Prior federal telecommunications and network security experience is a plus
  • Security certifications (e.g., CompTIA Security+, ISC2 CC, CEH)
  • Other relevant certifications (e.g., Cisco CyberOps, CND, GIAC, CySA+, Pentest+, etc.)

#LI-DK2

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.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

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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