Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Vulnerability Researcher/ CNO Developer II (Onsite)

Nightwing

Vulnerability Researchers At Nightwing CodexNightwing 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.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.Vulnerability Researchers at NightWing CODEX analyze systems to understand how they work and how they behave when they break. Candidates must be able to play both sides of the fence, both developing and defeating new and advanced security techniques. Projects are undertaken in small teams with close coordination with customers. All our engineers write code, but many of our engineers spend as much time taking systems apart as building new ones. A typical day can involve studying disassembly or writing Python to audit a piece of C++ code.Required SkillsTS/SCI Clearance RequiredExperience with C or C++2+ years of experience3 or more of the following desired skillsDesired SkillsUnderstanding of OS Internals (any major OS)Experience reading or writing assembly (x86, x64, ARM, PPC, MIPS, SPARC, 68k, or others)Experience developing embedded systemsUnderstanding of network protocols (TCP/IP stacks, wire-level protocols, RF communications, BGP, routing protocols, or others).Understanding of exploit mitigations such as DEP and ASLRExperience using reverse engineering tools such as IDA Pro, HexRays, Ghidra, Binary Ninja, or objdump.Experience using debuggers such as gdb, WinDbg, OllyDbgExperience building and using tools to find, exploit, and productize vulnerabilities in complex software systemsSecurity ClearanceQualified applicants may be subject to a security investigation and must meet minimum qualifications for access to classified information. U.S. Citizenship is required. Qualified applicants must meet the requirements to obtain and maintain a government security clearance. Education RequiredBS/MS in technical discipline or Equivalent work experience will be considered. Employee Referral Award Eligibility: This requisition is eligible for an employee referral award. ALL eligibility requirements must be met to receive the referral award.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.

Vacancy posted 10 hours ago
Similar jobs that could be interesting for youBased on the Vulnerability Researcher/ CNO Developer II (Onsite) in San Antonio, TX vacancy
  • Vulnerability ResearcherNightwing provides technically advanced full-spectrum cyber, data operations...  ...defense and resiliency, vulnerability research, ubiquitous technical surveillance,...  ...to play both sides of the fence, both developing and defeating new and advanced security... 
    Suggested
    Work experience placement
    Flexible hours

    Nightwing

    San Antonio, TX
    10 hours ago
  • $108k - $148k

     ...SPARC, or 68k. We value experience developing embedded systems. We value...  ...identify, exploit, and productize vulnerabilities in complex software systems. Responsibilities...  ..., and competitive offerings. This onsite Vulnerability Researcher position is part of NightWing CODEX... 
    Suggested
    Full time
    Flexible hours

    Nightwing

    San Antonio, TX
    2 days ago
  • $108k - $148k

     ...SPARC, 68k, or similar. Background developing embedded systems. Understanding of network...  ...to identify, exploit, and productize vulnerabilities in complex software systems. We...  ...defense and resiliency, vulnerability research, ubiquitous technical surveillance, data... 
    Suggested
    Full time
    Work experience placement

    Nightwing

    San Antonio, TX
    2 days ago
  •  ...Job Description Job Description Position Title : Security Researcher Location : St. Petersburg, FL \u007C Melbourne, FL \u007C...  ...WHAT YOU WILL BE DOING Conducting reverse engineering and vulnerability analysis on applications, OS components, and embedded systems... 
    Suggested
    Full time
    Internship
    Local area
    Flexible hours

    Research Innovations

    San Antonio, TX
    2 days ago
  • $156k - $234k

    Job description: Senior Vulnerability ResearcherFull-Time | On-Site | St. Petersburg, FL (preferred...  ...)Experience: 6+ years in vulnerability research or exploit developmentWork...  ...6, x64, ARM, and PowerPC architectures.Develop and validate novel exploitation techniques... 
    Suggested
    Relocation package

    iLocatum Recruiting

    San Antonio, TX
    5 days ago
  •  ...26 Security Clearance Required Secret Remote Type Onsite Time Type Full time Description & Requirements Unlock...  ...!MANTECH seeks a motivated, career and customer-oriented CNO Developer to join our team in San Antonio, TX. In this role, you will become... 
    Full time
    Local area
    Remote work

    ManTech International

    San Antonio, TX
    1 day ago
  •  ...Security Researcher Research Innovations Inc. (RII) is redefining defense technology. We combine mission-driven impact with cutting...  ...You Will Be Doing Conducting reverse engineering and vulnerability analysis on applications, OS components, and embedded systems... 
    Internship
    Local area
    Flexible hours

    Research Innovations

    San Antonio, TX
    1 day ago
  • Principal Vulnerability Researcher Zetier is seeking Principal Vulnerability Researchers to analyze and counter malicious software and develop operationally critical cyber capabilities. Candidates will demonstrate practical experience designing, developing, and deploying... 

    Zetier

    San Antonio, TX
    4 days ago
  •  ...Job Description Job Description Position Title : Security Researcher Location : San Antonio, TX \u007C Melbourne, FL...  ...and technical excellence. We are looking for a committed CNO Developer to join our Cyber security team. You will solve uniquely challenging... 
    Full time
    Local area
    Flexible hours

    Research Innovations

    San Antonio, TX
    2 days ago
  •  ...Clearance: ActiveTS/SCI (or Top Secret w/ SCI Eligibility) Required Citizenship: Must be a U.S. Citizen Position Description: As a CNO Developer, you will work as a technical expert in the design, development, assessment, and fielding of advanced cyber capabilities and... 

    G6 Cyber Solutions

    San Antonio, TX
    20 hours ago
  •  ...solutions from the ground up? If so, being a Software Engineer II at Frost could be the job for you.At Frost, it’s about more than...  ...experienceDemonstrated ability to independently identify program issues and develop the appropriate solution, typically requiring at least 2 years... 
    Full time

    Frost Bank

    San Antonio, TX
    3 days ago
  •  ...Position Title : Skillbridge Security Researcher  Location : St. Petersburg, FL \u007...  ...Conducting in-depth reverse engineering and vulnerability analysis across various architectures...  ...and weaknesses of those systems Developing and enhancing functionality by adding features... 
    Local area
    Flexible hours

    Research Innovations

    San Antonio, TX
    a month ago
  • $128k - $252.5k

     ...on 9/11/2026 Work You’ll Do As a Lead Agentic Software Engineer II, you will be responsible for:Lead the design, implementation, deployment...  ...life cycle (SDLC) delivery roles6+ years of experience developing applications, services, or automation using one or more programming... 
    Local area

    Deloitte

    San Antonio, TX
    3 days ago
  • $99k - $225k

     ...s degreeAbility to obtain a DoD 8570 IAT II Certification, including Security+, within...  ...response pipelinesExperience with vulnerability management and dynamic or static code analysisTop...  ...work from or visit a customer facility.Onsite: If this position is listed as onsite, work... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    San Antonio, TX
    3 days ago
  • $99k - $225k

     ...data engineers, solutions architects, and developers to deliver world class solutions. As an...  ...FoundryTop Secret clearance DoD 8570 Level II Certification Clearance:Applicants...  ...to work from or visit a customer facility.Onsite: If this position is listed as onsite, work... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    San Antonio, TX
    3 days ago
  • $91.27k - $121.69k

     ...future. The Role The IT Systems Engineer II provides advanced Tier II support by...  ...Provisioners or equipment vendors to identify and develop solution to escalated problems....  ...'s: Benefits ( Bonus Structure #LI-Onsite Requisition #: 341621 Background Screening... 
    Temporary work
    Shift work
    Night shift

    Lumen Inc

    San Antonio, TX
    4 days ago
  • $99k - $225k

     ...culture of emplowerment and connectivity. Develop your craft Learn the skills you need to accelerate...  ...Top Secret clearance DoD 8570 Level II Certification Clearance: Applicants...  ...to work from or visit a customer facility. Onsite : If this position is listed as onsite, work... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    San Antonio, TX
    20 hours ago
  •  ...Description Northramp is seeking a Full Stack Developer to build, enhance, and support cloud-...  ..., DC , and be available for occasional onsite meetings, planning sessions, or other...  ..., authorization, logging, monitoring, vulnerability management, anddata-protectioncontrols... 
    Contract work
    Temporary work
    Remote work

    GrabJobs

    San Antonio, TX
    4 days ago
  •  ...Systems Integrator for the Global Solutions Management – Operations II (GSM-O II) contract. This contract includes the Operations,...  ...support application and platform upgradesResolve identified vulnerabilities associated with STIGs and ScansAssist with design, creation of... 
    Contract work

    Leidos

    San Antonio, TX
    1 day ago
  •  ...Engineer Location: San Antonio, TX Onsite expectation: 100% On-Site Interview Process...  ...SOW) Program/Team Details: ATSSI II program supporting the software dev & integration...  ...– day to day responsibilities: Develop Test Program Sets (TPS) using a.NET 9.0 test... 
    Contract work
    Currently hiring

    RIT Solutions

    San Antonio, TX
    3 days ago
  • $10k

     ...CNO Analyst/Programmer 1 (CCAs Accepted)Maryland TG Team / Software Developer (Full-Time) / On-siteAt Wyetech, you'll be at the center of an award-winning corporate culture, breaking technological barriers and solving real-world problems for our federal government customers... 
    Hourly pay
    Full time
    Contract work
    Work experience placement
    Summer work
    Immediate start

    ClearanceJobs

    San Antonio, TX
    1 day ago
  •  ...Clinical Laboratory Scientist II - Lab AdminGeneral Join to apply for the Clinical Laboratory Scientist II - Lab AdminGeneral role...  ...Clinical Laboratory Scientist jobs in San Antonio, TX . Job function Research, Analyst, and Information Technology Industries Non-profit... 

    AABB

    San Antonio, TX
    20 hours ago
  •  ...CLS II Are you passionate about the patient experience? At HCA Healthcare, we are committed to caring for patients with purpose and integrity. We care like family! Jump-start your career as a(an) CLS II today with Methodist Healthcare System. The Clinical Laboratory... 
    Flexible hours

    Methodist Healthcare System

    San Antonio, TX
    2 days ago
  • $99k - $225k

     ...culture of emplowerment and connectivity. Develop your craft Learn the skills you need to...  ...Foundry Top Secret clearance DoD 8570 Level II Certification Clearance: Applicants...  ...work from or visit a customer facility. Onsite : If this position is listed as onsite, work... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    San Antonio, TX
    20 hours ago
  • $100k - $130k

    GovCIO is currently hiring a ServiceNow Developer for our Deployable Communications Team. This...  ...will be in San Antonio, TX and will be a onsite position.Learn about our Deployable...  ...Management plug-insDoD 8570.01-M IAT Level II (Sec+CE, SSCP, CND, CCNA Security, etc)#NSS... 
    Currently hiring
    Flexible hours

    Govcio

    San Antonio, TX
    4 days ago
  • $99k - $225k

     ...collaborate with cross-functional teams, and develop scalable AI functionality that brings...  ...Engineering, or Data ScienceDoD 8140 baseline Level II Certification such as Security+, CySA+,...  ...to work from or visit a customer facility.Onsite: If this position is listed as onsite,... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    San Antonio, TX
    1 day ago
  • $82.6k - $162.8k

     ...strategy, operations, process design, and technology as we partner with clients to transform finance. Work You’ll Do Configure and develop within OneStream to support finance processes (planning, budgeting, forecasting, close & consolidation, and reporting), aligned to... 
    Local area
    Remote work

    Deloitte

    San Antonio, TX
    2 days ago
  •  .... This role currently supports a customer onsite in San Antonio, TX. If you have a passion...  ..., scaling, and management. ~ Ability to develop in multiple programming languages such as...  ...are a plus. DoD 8140 / 8570 IAT Level II compliance certifications may be required... 
    3 days per week

    HII Mission Technologies division

    San Antonio, TX
    23 hours ago
  • $55.2k - $126k

     ...cryptography, API security, and cloud security Knowledge of vulnerability management processes, risk prioritization methodologies, and...  ...also be required to work from or visit a customer facility. Onsite : If this position is listed as onsite, work will primarily... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    San Antonio, TX
    4 days ago
  •  ...Technologies is seeking a Mid/Senior Software Developer with strong DevSecOps and platform...  ..., configuration hardening, and vulnerability remediation using tools such as ACAS and...  ...and ScheduleAll work must be performed onsite at Port San Antonio, Texas.Standard business... 

    AMS Technologies

    San Antonio, TX
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Vulnerability Researcher/ CNO Developer II (Onsite). Be the first to apply!