Sr. Specialist, IT Security (Network Security Engineer)

Harris Geospatial Solutions; Anaheim, Northern (CA, KY); Hybrid; USD 96,000 - 178,000; Full time

Benefits offered by this job

Health insurance

Disability insurance

401(k) match

Flexible spending accounts

Education assistance

Parental leave

Paid time off

Company-paid holidays

Job summary

L3Harris Technologies in Anaheim, CA is seeking a Sr. Spec, IT Security (Network Security Engineer) to design, implement, and operate an air-gapped network across office and operational environments.

You will own the day‑to‑day health of network systems and drive security initiatives from planning through delivery. Key skills include Aruba switch management, ClearPass, Cisco VPNs and routers, Linux Red Hat 9.x, and Windows networking.

Qualifications

• Bachelor’s Degree and 6+ years of prior relevant experience, or Graduate Degree and 4+ years.
• Experience with Infrastructure Management, including Aruba Switch Management, ClearPass Administration, Cisco VPN Management.
• Experience with Infrastructure Security.

Responsibilities

• Design, implement, and operate air-gapped network infrastructure across office and operational environments.
• Own day-to-day health of network systems and troubleshoot connectivity issues.
• Drive infrastructure projects from planning through completion with stakeholders.

Skills

Aruba Switch Management

ClearPass Administration

Cisco VPN Management

Cisco Router Management

Infrastructure Security

Linux Administration

Windows Networking

Security Clearance

Education

Bachelor’s Degree

Graduate Degree

Experience substitute (10+ yrs)

Tools

Red Hat 9.x

Job description

L3Harris 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. L3Harris 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.

L3Harris 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: 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.

#LI-IK1

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.