Secret-Cleared Unix Engineer – Linux & Security Ops

RTL Networks, Inc.; Sunnyvale (CA); On-site; USD 95,000 - 190,000; Full time

Job summary

RTL Networks, Inc. is seeking a Unix/Linux Engineer to maintain and secure production and testing environments in Sunnyvale.

The role requires an Active Secret clearance, DoD 8570 IAWF/IAT II (Security+) or equivalent, and hands-on Linux/UNIX administration, disaster recovery (NetBackup/Veeam), and storage management (NetApp NAS/SAN). You will work on-site during day shifts with after-hours support when needed, drive change and asset management, mentor peers, and ensure RMF-based compliance and

Qualifications

• Advanced degree with 0 years’ experience or Bachelor's with 0–2+ years’ experience or equivalent.
• Must meet DoD 8570 IAWF criteria or IAT Level II certification at time of hire (Security+).

Responsibilities

• Maintaining the digital ecosystem across production and testing environments.
• Linux/UNIX System Administration – deploy, configure, harden, troubleshoot, and support disaster-recovery (NetBackup/Veeam).
• Storage Management – install, secure, and monitor NetApp or other NAS/SAN solutions.
• Cyber-Compliance – apply STIGs, manage patches/upgrades, perform trusted downloads, RMF-based compliance.
• Change & Asset Management – execute changes using change-management tools and keep asset inventories up to date.
• Operational Support – work onsite during day-shift business hours; provide after-hours support when critical operations demand it.
• Collaboration & Knowledge Sharing – lead technical best-practice discussions, mentor peers, and coordinate with functional teams to resolve issues.

Skills

Security+ (IAT II)

Education

Advanced degree

Bachelor's degree

Tools

NetBackup

Veeam

NetApp NAS/SAN

Job description

RTL Networks, Inc. is seeking a Unix/Linux Engineer to maintain and secure production and testing environments in Sunnyvale.

The role requires an Active Secret clearance, DoD 8570 IAWF/IAT II (Security+) or equivalent, and hands-on Linux/UNIX administration, disaster recovery (NetBackup/Veeam), and storage management (NetApp NAS/SAN). You will work on-site during day shifts with after-hours support when needed, drive change and asset management, mentor peers, and ensure RMF-based compliance and