Sr. Specialist Cyber Infrastructure Engineer

Carlsbad, CA - USA

Monthly Salary: $ 104500 - 193500

Posted on: 30+ days ago

Vacancies: 1 Vacancy

Job Summary

Job Title: Sr. Specialist Cyber Infrastructure Engineer

Job Code: 29132

Job Location: Carlsbad CA

Job Schedule: 9/80- employee works 9 out of every 14 days totaling 80 hours worked with every other Friday off

Employees work 9 out of every 14 days totaling 80 hours worked and have every other Friday off

Job Description:

L3Harris is seeking a highly skilled Cyber Infrastructure Engineer to join our Carlsbad CA team. This role requires proven expertise across Ubuntu Red Hat and Windows environments enterprise networking (Cisco Juniper) and hands-on experience supporting classified and air-gapped systems. The engineer will design implement and secure infrastructure aligned with DoD Collateral requirements DISA STIGs NIST RMF and FIPS compliance standards while enabling mission-critical operations.

Essential Functions:

Engineer and oversee administration of Linux (Ubuntu/Red Hat) and Windows Server enterprise environments ensuring mission-critical uptime and compliance in classified domains.
Architect configure and direct operations of Cisco and Juniper networking equipment within classified/air-gapped networks ensuring strict adherence to 32 CFR Part 117 (NISPOM) DAAPM JSIG NIST standards and CCRI readiness.
Lead the design deployment and optimization of VMware ESXi infrastructures including migrations from bare metal to virtualized environments.
Manage and safeguard NetApp storage solutions ensuring data integrity continuity of operations and secure handling of classified data.
Implement and govern enterprise Splunk platforms for centralized logging monitoring and compliance reporting aligning outputs with DCSA and DoD audit requirements.
Oversee audit and incident response by reviewing electronic and manual logs investigating anomalies and directing remediation of identified security incidents.
Conduct and validate enterprise vulnerability management through Nessus scanning application of DISA STIGs and enforcement of FIPS-validated cryptography.
Direct enterprise endpoint management leveraging Ivanti for patch automation compliance enforcement and lifecycle sustainment of systems.
Lead NIST RMF activities by authoring and reviewing accreditation documentation validating technical controls and in preparation for DCSA audits.
Provide Tier III support for escalated issues and lead troubleshooting efforts.
Collaborate with senior security leadership (ISSM FSO Program Managers) to ensure continuous system compliance and readiness for government assessment.
Maintain eligibility and clearance standards by holding a current Secret clearance with the ability to obtain Top Secret post-hire

Required Qualifications:

Bachelors degree in Computer Science Information Systems Cybersecurity or related discipline; advanced degree or equivalent senior-level experience strongly preferred.
Active Secret clearance required; ability to obtain and maintain a Top Secret / SCI clearance post-hire.

Preferred SkillsQualifications:

Minimum of 10 years of progressive IT and security experience with a proven record in systems administration cybersecurity engineering and secure infrastructure management.
Extensive expertise in applying the Risk Management Framework (RMF) NIST SP 800-53 controls and compliance with DCSA/DAAPM and related DoD standards.
Deep technical proficiency with Linux (Ubuntu/Red Hat) and Windows Server operating systems including hardening patching and performance optimization in classified environments.
Proven leadership in architecting deploying and securing enterprise network infrastructures with strong understanding of Cisco Juniper and cross-domain networking protocols.
Expert-level knowledge of virtualization (VMware ESXi Hyper-V) and containerization technologies including secure deployment within mission-critical systems.
Experience with virtualization technologies and containerization.
Familiarity with the Risk Management Framework and its application in securing IT systems.
Superior communication documentation and stakeholder engagement skills with the ability to brief senior leadership government assessors and cross-functional teams.
Proven ability to operate independently while mentoring and collaborating across technical and security teams to achieve enterprise-wide objectives.
Advanced proficiency with enterprise security and compliance tools including ACAS (Nessus) STIGViewer SCAP and Splunk with the ability to analyze outputs and drive remediation.
Extensive background as a Linux System Administrator in secure classified environments with expertise in hardening automation and lifecycle sustainment.
Comprehensive knowledge of federal and defense cybersecurity requirements including NISPOM DAAPM JSIG ICDs and associated compliance frameworks.
Industry-recognized certifications such as CISSP RHCSE or equivalent senior-level credentials.

In compliance with pay transparency requirements the salary range for this role in California Massachusetts New Jersey Washington and the Greater D.C Denver or NYC areas is $104500-$193500. 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-CS3

Required Experience:

Senior IC

Job Title: Sr. Specialist Cyber Infrastructure EngineerJob Code: 29132Job Location: Carlsbad CAJob Schedule: 9/80- employee works 9 out of every 14 days totaling 80 hours worked with every other Friday offEmployees work 9 out of every 14 days totaling 80 hours worked and have every other Friday of...