Northrop Grumman
Sr. Principal Systems Security Engineer
United States-Texas-San Antonio
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hirly's read of this role
- Role family
- Engineering
- Seniority
- Lead / management
- Country
- US
- Work mode
- On-site / unstated
- First seen by hirly
- 29 Oct 2026
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the posting
RELOCATION ASSISTANCE: Relocation assistance may be available
CLEARANCE REQUIRED FOR START: No
CLEARANCE TYPE: Secret
TRAVEL: Yes, 10% of the Time
Description
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.
This position description does not represent a current opening but may be used to identify candidates with skills and experience for positions within Northrop Grumman that frequently become available. Candidates who express an interest may be considered for future positions at Northrop Grumman.
We are seeking capable, talented, and motivated team-contributors at our Northrop Grumman San Antonio site. Our products range from advanced sensing technologies to state-of-the-art targeting and tracking systems that are deployed in Electro-Optical Infrared (EOIR) and Radio Frequency Electronic Warfare (RFEW) systems. These systems are designed, developed, built, integrated, and tested by the capable folks at our company to protect the lives of US and Allied warfighters in present and future conflicts. Come join a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world’s biggest challenges. We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible. With our competitive pay and comprehensive benefits, we have the right opportunities to fit your life and launch your career today. If you are interested in consideration to be included as a part of this team, we would invite you to apply.
What You Will Get to Do:
As an integral part of our Systems Security Engineering team, you will be responsible for providing hands-on experience in the development of sensor payloads and secure mission security solutions supporting our hardware and software security solutions to tip of the spear warfighters.
Roles & Responsibilities:
Demonstrate full life cycle Systems Engineering development experience in Anti-Tamper and/or Cybersecurity, to include architecture design, trade studies, requirements formulation, detailed design, unit testing, system testing, and validation and verification practices.
Support the development and implementation of hardware and software Anti-Tamper and/or CyberSecurity techniques and countermeasures to protect assets and enhance operational integrity and reliability.
Implement and ensure compliance with US Government policies (e.g., JSIG, DAAPM, NIST 800-53, CNSSI 1253, DODI 5200.39, etc.) by supporting secure architecting of systems, reviewing processes, tailoring controls, approving documented procedures and artifacts, and overseeing security testing and analysis.
Conduct thorough analyses to validate existing security requirements and develop additional safeguards as necessary to enhance system security.
Collaborate with the US Government and program teams to negotiate and develop Anti-Tamper / CyberSecurity solutions for international export markets, ensuring the security of compliance with Tri-Service Committee and Red Team requirements for US-deployed and exported military systems.
Utilize reverse engineering techniques to architect and validate effective security Anti-Tamper / CyberSecurity solutions.
Conduct Technical Release Analyses in accordance with US Government security governance, service policies, and licensing precedents. Prepare, assess, and certify Controlled Unclassified Information and higher information and Critical Program Information determinations for licensing.
Coordinate Technology Release efforts with program personnel by engaging relevant stakeholders and Subject Matter Experts (SMEs) to ensure successful outcomes, to include development and delivery of training on Technology Release processes to program personnel.
Manage and communicate the necessary analyses and modifications for system, subsystem, or sensor exportability, ensuring compliance with international standards.
Apply intermediate understanding of cryptographic security protocols to safeguard sensitive information.
Support formal Security Test and Evaluation (ST&E) processes mandated by US Government authorities through comprehensive pre-test preparations, active participation in testing, result analysis, and the preparation of required reports.
Document findings from Assessment and Authorization activities, as well as technical and coordination efforts, while preparing and maintaining the system Security Plans and updating the Plan of Actions and Milestones (POA&M).
Support strategic planning for Anti-Tamper and CyberSecurity technology development that aligns with global strategic priorities and influences current and future policies.
Collaborate effectively with program teams and global Business Development stakeholders to incorporate international requirements and features into design processes and drive product line initiatives for global market success.
Actively participate in communities of practice to enhance domain knowledge and foster continuous professional development throughout the organization.
This position will be full-time, on-site at our San Antonio, TX location.
This position may be contingent upon Funding/Contract award, special access program and acquiring and maintaining the necessary US Government security clearance per customers' requirements prior to start.
Basic Qualifications:
Bachelor’s degree in a Science, Engineering, or Mathematics field with 8 years of related experience; OR a Master’s degree in a STEM field with 6 years of related experience; OR a PhD in a STEM field with 4 years of related experience
Two (3) years of Systems Engineering experience with DoD platforms, systems, sensors and/or sub-systems. E.g. EO/IR, embedded software or cryptography, satellites, architecture development, hardware design, RF, radar, undersea sensors, etc.
Two (3) years of experience with requirements development, derivation, system integration & test and validation and verification
Two (3) years of experience, individually or collectively, in one or more of the following areas:
Anti-Tamper or Cybersecurity
Cybersecurity Risk Management Framework
Cybersecurity Resiliency
Reverse Engineering
Security requirements development
System Security Integration & Testing
Security Validation and verification
Candidate must be a US Citizen and have the ability to obtain and maintain a minimum of a Secret Clearance with additional customer specified clearance
Preferred Qualifications:
Advanced degrees in Science, Technology, Engineering or Mathematics or related technical fields
Active Secret or Top-Secret clearance
Experience with Systems Security Engineering development of DoD weapon systems
Experience with Hardware (Firmware) Assurance, Attack Surface Analysis and Reporting, Software/Firmware Encryption, and Secure Key Handling
Experience with identifying and mitigating software vulnerabilities and performing integration testing of mitigations
Experience with contributing to and/or making technical presentations to internal and external customers
Primary Level Salary Range: $129,300.00 - $193,900.00
The above salary range represents a general guideline;
Listed on hirly, a job board. hirly is not the employer: Northrop Grumman is hiring for this role.
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