
Sr. Specialist, IT Security (Network Security Engineer)
Required skills
- Aruba Switch Management
- ClearPass Administration
- Cisco VPN Management
- Cisco Router Management
- Configuration Management
- Patching and Updates
- Linux Administration
- Red Hat 9.x
- Windows Networking
- Account Management
Nice to have
- Active Secret Clearance
- Project Management skills
Role summary
L3Harris is seeking a Sr. Specialist, IT Security (Network Security Engineer) in Anaheim, CA. This on-site role is responsible for the design, implementation, administration, and optimization of air-gapped network infrastructure. The position involves managing network systems, troubleshooting connectivity and security issues, and leading infrastructure projects. The ideal candidate will have hands-on experience with enterprise networking platforms, strong network security and VPN knowledge, and the ability to work independently within a team environment. Key responsibilities include managing Aruba switches, ClearPass, Cisco VPNs, and Cisco routers, along with infrastructure security tasks like configuration management and patching. Linux (Red Hat) and Windows networking experience are also relevant.
Job Title: Sr. Spec, IT Security (Network Security Engineer)
Job Code: 43291
Job Location: Anaheim, CA (on-site)
Job Schedule: 9/80 Regular (Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off)
Job Description:
The position is responsible for the design, implementation, administration, and ongoing optimization of L3Harris air gapped network infrastructure across office and operational environments. This role owns the day-to-day operation and health of network systems, leads troubleshooting of connectivity and security issues, and drives infrastructure projects from planning through completion. The position works closely with Security, and business stakeholders to deliver reliable and secure services. The ideal candidate brings hands-on experience with enterprise-grade networking platforms, a strong foundation in network security and VPN technologies, and the ability to operate with minimal supervision while contributing to a high-performing team.
Essential Functions:
- Infrastructure Management:
-
- Aruba Switch Management
- ClearPass Administration
- Cisco VPN Management
- Cisco Router Management
- Infrastructure Security:
-
- Configuration Management
- Patching and Updates
- Linux Administration: Red Hat 9.x
- Windows Networking: Account Management and File Share Management.
- Ability to obtain and maintain a US Secret security clearance.
Qualifications:
- Bachelor’s Degree and minimum 6 years of prior relevant experience. Or, 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.
- Must have experience with Infrastructure Management, including Aruba Switch Management, ClearPass Administration, Cisco VPN Management.
- Must have experience with Infrastructure Security.
Preferred Additional Skills:
- Active Secret Clearance.
- Experience with Windows Networking, including Account Management and File Share Management.
- Experience with Linux Administration: Red Hat 9.x
- Certifications are a plus but not required.
- Project Management skills are a plus.
In compliance with pay transparency requirements, the salary range for this role is $96,000 - $178,000. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.
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