Top 5 Principal security Jobs in San Antonio Tx

Principal Vulnerability Research Engineer (Onsite)
Nightwing Intelligence Solutions, LLC —San Antonio, TX
- $99,000 - $206,000 a year
- Full-time
- Computer science
- Computer Science
- Windows
- Health insurance
- Dental insurance
Quick Apply
Principal/Sr Principal Penetration Tester
Northrop Grumman —San Antonio, TX
- $103,600 - $193,900 a year
- Overtime
- Azure
- DevOps
- Windows
- Paid holidays
- Disability insurance
Principal Vulnerability Researcher
Zetier —San Antonio, TX
- Full-time
- Research
- Analysis skills
- Senior level
Quick Apply
Principal or Sr. Principal Systems Engineer
Northrop Grumman —San Antonio, TX
- $113,900 - $213,200 a year
- Overtime
- Computer Science
- Research
- Doctor of Philosophy
- Paid holidays
- Disability insurance
3d

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Principal/Sr Principal Penetration Tester
Northrop Grumman —San Antonio, TX
Ability to analyze technical findings and contribute to assessment reports, presentations, and client deliverables, and communicate findings to both technical…
$103,600 - $193,900 a year

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Senior Principal Security Services Sales Specialist
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A bachelor's degree in a technical or sales field, or equivalent experience. Bachelor's degree or equivalent in a Technical or Sales field or related.
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Principal Application Security Engineer – AI & Agentic Systems
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Lead advanced security testing and risk assessments for AI-enabled systems, including threat modeling of agent workflows, abuse/misuse analysis, and secure…
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Principal Vulnerability Research Engineer (Onsite)

Nightwing Intelligence Solutions, LLC
San Antonio, TX

Quick Apply

Job Details

Full-time
$99,000 - $206,000 a year

Benefits

Health insurance
Dental insurance
401(k)
Paid time off
Vision insurance

Qualifications

Software engineering
Assembly language
TS/SCI with Polygraph
Debugging

Full Job Description

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.

Principal Vulnerability Research Engineer

Job Description

Vulnerability Researcher:

Use advanced systems to find zero-day (O-day) vulnerabilities. Responsible for analyzing, designing, and identifying programmatic behaviors. Have an opportunity to develop, test, and debug software applications. Research data and provide new design ideas for vulnerability techniques. Understands terminologies like debugging and fuzzing and applying it into your work.

Required Skills:

Requires 9 years and a bachelor’s degree or 7 years and a master’s degree in computer science or related field
We require you to have a solid understanding of software development and knowledge in any of the following: C, C++, or Python
Experience with program analysis, reverse engineering, and debugging tools (e.g., angr, BAP, IDA Pro, Binary Ninja, gdb, Ghidra, windbg)
Knowledge of Windows or Linux
Knowledge of Assembly (x86/x64)
Clearance Requirements: TS/SCI CI Poly Preferred
Place of Performance - MD, FL, SC, TX, Remote

Desired Skills:

Understanding of OS Internals (any major OS)
Experience with exploit development, Hack The Box, etc…
Experience reading or writing assembly
Understanding of network protocols, application layer, be able to read/write socket code
Understanding of exploit mitigations such as DEP and ASLR
Relevant Certifications (Not Required): Relevant Cybersecurity Certifications (e.g. oscp, oscE, OSWP, OSEP, OSWE, OSED, OSEE, GPEN, GWAPT, GXPN, CISSP)

What We Offer:

Whether you’re just starting out on your career journey or are an experienced professional, we offer a total rewards package that goes above and beyond with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs.

Previously part of a leading Fortune 100 company and headquartered in Dulles, VA; Nightwing became independent in 2024 but continues to support the nation’s most mission impactful initiatives.

When we formed Nightwing, we brought a deep set of credentials and an unfaltering commitment to the mission. For over four decades, our team has been providing some of the world’s most technically advanced full-spectrum cyber, data operations, systems integration and intelligence support services to the U.S. government on its most important missions.

At Nightwing, we value collaboration and teamwork. You’ll have the opportunity to work alongside talented individuals who are passionate about what they do. Together, we’ll leverage our collective expertise to drive innovation, solve complex problems, and deliver exceptional results for our clients.

Thank you for considering joining us as we embark on this new journey and shape the future of cybersecurity and intelligence together as part of the Nightwing team.

Nightwing offers medical, vision and dental insurance coverage in addition to a 401k plan, PTO, Holidays and additional insurances.

Salary & Benefits

Text Constant The salary associated with this position ($99,000-$206,000) is commensurate with the selected candidate’s qualifications, years of relevant experience, and demonstrated level of expertise. Compensation will be determined based on these factors to ensure alignment with skills, responsibilities, and market standards.

Nightwing offers medical, vision and dental insurance coverage in addition to a 401k plan, PTO, Holidays, and additional insurances.

Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

Quick Apply

Refine Your Search

principal security jobs in san antonio tx

Principal Vulnerability Research Engineer (Onsite)

Principal/Sr Principal Penetration Tester

Principal Vulnerability Researcher

Principal or Sr. Principal Systems Engineer

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