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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Specialist, Information Security Systems Engineer - **Company:** L3Harris Technologies, Inc. - **Location:** Ontario Center, NY, United States - **Experience:** Expert - **Salary:** $92,500.0 - $171,500.0 - **Contract:** Permanent contract - **Skills:** Antivirus Softwares, Systems Engineering, Software as a Service, Cloud Computing Security, Configuration Management, Cyber Security, Databases, Continuous Delivery, Continuous Integration, Data Centers, Network Interface Controllers, Federal Information Processing Standards (FIPS), Infrastructure as a Service (IaaS), Intrusion Detection Systems, Information Systems Security Architecture Professional, Platform as a Service (PAAS), Fortify (Software), SAP Implementation, Software Deployment, Software Engineering, Systems Modeling Language, UML, Software Vulnerability Management, Cloud Platform System, Software Security, Firewalls (Computer Science), Gitlab, Tenable Nessus, Splunk, Devsecops, Plan of Action and Milestones, Static Application Security Testing, Vulnerability Analysis - **Published:** August 4, 2026 - **Apply:** https://www.careerboard.com/us/en/find-jobs-in-United-States/-2C26F7C11CDAF9C755/ ## About the Role o Bachelor's Degree and minimum 6 years of prior relevant experience. o Graduate Degree and a minimum of 4 years of prior related experience. o In lieu of a degree, minimum of 10 years of prior related experience. Must have active TS/SCI Security Clearance. DoD 8140.03 IASAE Level 1 or 2 certification. Preferred Additional Skills: Perform Model Based System Engineering (UML, SysML, UAF). Configure/operate vulnerability analysis tools such Tenable NESSUS Security products. Develop dashboards, configure rules and operate/administer SEIM/audit reduction tools (eg, Splunk). Active TS/SCI with poly is highly desired. ## Description The successful candidate will support a highly motivated engineering team in defining, designing, implementing, documenting, testing and sustaining security solutions on National Security Systems, or other systems engineered for our government customers, using current standards within National Institute of Standards & Technology (NIST) Risk Management Framework, Special Publications 800-37, 800-53, 800-171, and other NIST publications; Committee on National Security Systems Instruction (CNNSI) 1253, Joint SAP Implementation Guide (JSIG), and Federal Information Processing Standards (FIPS) to certify and achieve system accreditations. The successful candidate will work with system developers or commercial product vendors in the design and evaluation of state-of-the-art secure systems, networks, and database products, using methods such as encryption technology, vulnerability analysis and security management. Essential Functions: Exercise skills in NIST Risk Management Framework (RMF) and all related NIST publications, to include writing System Security Plans, Security Control Traceability Matrix, Continuous Monitoring Plan, Security Assessment Plans & Procedures, Security Concept of Operations, Plan of Action and Milestones. Perform skills in implementing/assessing security controls, to include writing system security categorization memorandum, recommending appropriate security control overlays, define security control baseline based on defined system security categorization and approved security overlays, and apply security controls to computing/network nodes and verify implementation of security controls. Assist in systems/software engineering functions, to include creation of data flow diagrams, interface control documents, perform trade studies, and Static Application Security Testing (SAST) for Application Security and Development Secure Technical Implementation Guide (STIG) compliance using tools such as Fortify/Coverity and Gitlab as part of a DevSecOps Continuous Integration/Continuous Deployment (CI/CD) Pipeline, and generation of summary reports. Define/manage systems/security architectures including system security boundaries, vulnerability management and risk mitigation and remediation strategies within networks, systems, applications and new technology initiatives (hardware, software, firewalls, intrusion detection systems, anti-virus systems and software deployment tools); Infrastructure/Platform/Software as a Service (IaaS, PaaS, SaaS) implementations in cloud environments and development of Configuration Management Plans (CMP). Define/manage systems/security architectures including system security boundaries in on-premises data center systems and ultimately deploy to secure cloud-based system, to include configuration and use of defense and assessment tools specific to each environment type. This position is performed 100% onsite and cannot be performed remotely., 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. ## Related Videos - [ChatGPT and Java: A Match Made in Heaven or Hell?](https://www.wearedevelopers.com/videos/536-chatgpt-and-java-a-match-made-in-heaven-or-hell) - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [WeAreDevelopers LIVE - Modern DevOps for IoT Devices and More](https://www.wearedevelopers.com/videos/1805-wearedevelopers-live-modern-devops-for-iot-devices-and-more) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Enabling automated 1-click customer deployments with built-in quality and security](https://www.wearedevelopers.com/videos/83-enabling-automated-1-click-customer-deployments-with-built-in-quality-and-security) - [Beyond UML: Making Sense of AI-Generated Code through Visual Architecture](https://www.wearedevelopers.com/videos/2102-beyond-uml-making-sense-of-ai-generated-code-through-visual-architecture) ## Related Articles - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)