L3HHCM20
Specialist, RC-135 Network Systems Engineer
L3HHCM20 is hiring a Specialist, RC-135 Network Systems Engineer in Offutt AFB, NE, US. Posted September 29, 2026.
Job at a glance
- Company
- L3HHCM20
- Location
- Offutt AFB, NE, US
- Sector
- Engineering & Technology
- Posted
- September 29, 2026
About the job
Job Title: Specialist, Systems Engineering, RC-135 Network Systems
Job Code: 43460
Job Location: Offutt AFB, NE
Job Schedule: 5x8 - Mission Dependent
Job Description:
L3Harris is seeking Network Systems Engineer for our location at Offutt AFB, Nebraska, supporting USAF’s RC-135 mission aircraft and its related ground support systems.
Essential Functions:
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Configuring, maintaining, and reconstituting complex enterprise level networks utilizing a multitude of routing and switching hardware from multiple vendors such as Cisco, Dell, and Brocade.
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TCP/IP, static, dynamic routing protocols, switch oversight and firewall administration
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Administering and maintaining Next-Generation Firewalls (NGFW) to secure enterprise network traffic.
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Administering and troubleshooting enterprise level networks within a Red Hat Linux/Microsoft Windows environment and services such as DNS, DHCP, Active Directory and LDAP
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Implementing and supporting system and network defensive measures and secure configuration techniques
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Configuring, maintaining, and troubleshooting Type 1 encryption devices
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Additional responsibilities include providing weekly network status updates to management and USAF customers, maintaining network diagrams, and training USAF personnel as requested.
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The Network Engineer will also hold a qualification as an RC-135 Mission Systems Computer Systems Administrator (CSA), assisting the CSA as needed in providing support for RC-135 operational and ground training sorties utilizing the Ground Data Processing System (GDPS).
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Ability to work collaboratively with both local and remote systems engineering teams
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Must be able to work various shifts as mission dictates
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Obtain CompTIA Security+ certification or higher within six months
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Ability to move up to 50 lbs and ascend/descend ladders up to 5% of the time
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Must be worldwide deployable with the ability to travel up to 15%
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Active Secret Clearance with the ability to obtain Top Secret/SCI Security Clearance with CI polygraph within the first year.
Qualifications:
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Bachelor’s Degree and minimum 4 years of prior relevant experience in networking operations and sustainment
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Graduate Degree and a minimum of 2 years of prior related experience.
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In lieu of a degree, a minimum of 8 years of prior related experience.
Preferred Additional Skills:
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Cisco Certified Network Associate (CCNA).
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Microsoft Certified Systems Administrator (MCSA), Microsoft Certified Systems Engineer (MCSE) or equivalent UNIX or Linux technical certification.
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Programming experience with Linux shell scripting, MySql, PHP, Perl, Java and HTML.
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Knowledge and experience with the current RC-135 mission systems or equivalent platform or systems.
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Active Top Secret/SCI clearance.
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