Lead, Info Security Systems Engineer

L3Harris Technologies

. Apply current systems security engineering methods, practices and technologies to the architecture, design, development, evaluation and integration of systems and networks.

Posted 11/5/2026full-timeClifton • New Jersey • United StatesSenior💰 $125,000 - $232,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in systems security engineering, including the application of security methods and technologies throughout the system lifecycle. Proficient in developing and implementing security policies, conducting vulnerability assessments, and leading Anti-Tamper initiatives.

Highest-signal resume keywords

Systems Security EngineeringRisk Management Framework (RMF)Anti-Tamper DevelopmentNIST 800-53 ComplianceTS/SCI Security Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Vulnerability AnalysisEncryption TechnologySecurity ManagementSecurity Testing and VerificationConfiguration ManagementCyber Defense ToolsEarned Value Management System (EVMS)Program Protection PlansCertification and Accreditation DocumentationThreat Assessment

Soft Skills

Customer InteractionLeadershipPolicy DevelopmentCommunication

Tools & Technologies

ACASSCCDITSCAPDIACAPCommon CriteriaNIST 800-37NIST 800-160NSA High Assurance Products

Certifications & Qualifications

DOD 8140 CertificationNIST 800-181NSA Type 1 Certification

Industry Keywords

Critical Program Information (CPI)Platform IT (PIT)COTSGOTSFOSSCybersecurity StrategiesSecurity Classification Guides

Tech Stack

Tools & technologies

Cyber SecurityTypeScript

About the role

Key responsibilities & impact

Apply current systems security engineering methods, practices and technologies to the architecture, design, development, evaluation and integration of systems and networks.
Work throughout the system lifecycle with customers to define and implement security protection needs, concerns and requirements.
Work with systems developers or commercial product vendors to design and evaluate secure systems, networks and database products.
Use encryption technology, vulnerability analysis and security management.
Integrate multiple security methods into a cohesive system security perimeter and environment.
Implement policies and procedures to monitor and maintain the security environment.
Prepare Certification and Accreditation documentation using DITSCAP, DIACAP, DCID 6/3, Common Criteria and NIST 800-37.
Represent program security needs, concerns and requirements at customer meetings.
Support security engineering activities including basis of estimate development, requirements development, design, test, configuration management and maintenance of information systems and data.
Assist program security in developing policies and procedures for emerging security technologies.
Support evaluation, qualification, testing and delivery of security architecture improvement, obsolescence replacement and vulnerability response projects.
Lead Anti-Tamper development and implementation throughout the System Development Lifecycle.
Assess systems for Critical Program Information, conduct trade studies, develop Anti-Tamper requirements, implement security architectures, assess threats via attack/countermeasure analysis, and conduct Verification and Validation activities.
Serve as a subject matter expert in Anti-Tamper.
Draft Program Protection Plans, Cybersecurity Strategies, Security Classification Guides and Anti-Tamper Plans.
Interact with customers to define Anti-Tamper requirements, solutions, trades, costs, implementation, system impacts and effectiveness.

Requirements

What you’ll need

Bachelor’s Degree and minimum 9 years of prior relevant experience.
Graduate Degree and a minimum of 7 years of prior related experience.
In lieu of a degree, minimum of 13 years of prior related experience.
TS/SCI Security Clearance
Must be able to obtain and maintain a DOD 8140 certification (or NIST 800-181), appropriate for the position within 6-months of start
Lead assessment activities for security and privacy controls in embedded systems using NIST 800-53.
Experience leading programs through the Risk Management Framework (RMF) accreditation and authorization processes, including RMF steps 1-4 and standard Body of Evidence package development.
Experience with A&A package processing
Experience in RMF accreditation of Platform IT (PIT) systems.
Experience in configuration and use of cyber defense and vulnerability assessment tools such as ACAS and SCC.
Experience in DoD software selection and approval processes for COTS, GOTS and FOSS
Experience with Security Testing and Verification
Experience as Control Account Manager (CAM) with Earned Value Management System (EVMS) tools
Experience as Integrated Product Team Lead (IPTL)
Preferred: NSA Type 1 Certification of cryptographic high assurance devices
Experience with NSA High Assurance products and IASRD and SERD requirements
Experience leading Anti-Tamper throughout the System Development Lifecycle
Experience using DoD 5200.39 in identifying and protecting critical program information (CPI).
Experience engineering trustworthy and secure systems IAW NIST 800-160.
Active TS/SCI Clearance is highly desired

Benefits

Comp & perks

health and disability insurance
401(k) match
flexible spending accounts
EAP
education assistance
parental leave
paid time off
company-paid holidays