CrawlJobs Logo

Linux Software and Security Engineer

aptiv.com Logo

Aptiv plc

Location Icon

Location:
United States , Greater Austin, TX

Category Icon
Category:
IT - Software Development

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided
Save Job
Save Icon
Apply Position

Job Description:

eLxr is a Debian-based Linux distribution engineered for performance, reliability, and enterprise class- security. We are expanding our core engineering team and seeking a Linux Software & Security Engineer with strong programming, packaging, and security expertise to help evolve and secure the platform. As a Linux Software and Security Engineer on the eLxr team, you will design, develop, and maintain security related components across the distribution while also contributing to packaging, patching, and security vulnerability (CVE) remediation. This role combines hands-on development with distribution engineering responsibilities, including upstream patch contributions to Debian, package updates, and secure build workflow support.

Job Responsibility:

  • Develop and maintain software components used within the eLxr distribution (C/C++, Python, or similar languages)
  • Create, update, and optimize Debian packages
  • Contribute fixes and patches upstream to Debian when appropriate, following community guidelines
  • Maintain and enhance build scripts, packaging pipelines, and system tooling to support secure and reproducible builds
  • Monitor upstream projects, Debian security alerts, mailing lists, and community patches to keep packages updated and secure
  • Collaborate on architecture and design decisions affecting distribution direction, package quality, and security posture
  • Document processes, package changes, upstream contributions, and security fixes for internal and external stakeholders
  • Work closely with kernel, platform, infrastructure, and security engineering teams
  • Investigate, triage, reproduce, and remediate CVEs across the distribution
  • create, backport, test, and sign patches
  • Implement distribution-wide hardening aligned with STIG, CIS Benchmarks, and secure coding guidelines
  • Participate in FIPS-related development and validation activities
  • Work with OpenSSL, GnuTLS, and other crypto toolkits to maintain secure configurations and enforce strong defaults
  • Develop and maintain secure boot, and trusted boot workflows (e.g., UEFI Secure Boot, TPM integration)

Requirements:

  • B.Sc. in Computer Science or related technical field
  • 6+ years of hands-on experience in Linux engineering, software development, or distribution maintenance
  • Familiarity with STIG, CIS, FIPS 140‑x, NIST 800‑53, or similar security frameworks
  • Experience with secure boot, UEFI firmware, TPM, key signing, and related boot‑chain security
  • Knowledge of automated security scanning and vulnerability (CVE) management tools
  • Strong understanding of Linux internals
  • Debian experience preferred
  • Proficiency in a systems programming language (C/C++, Rust) and/or scripting languages (Python, shell)
  • Understanding of secure coding practices and general software security principles
  • Must reside in Greater Austin, TX area with ability to be present on site
  • United States Citizenship required

Nice to have:

  • Knowledge of cryptographic libraries (OpenSSL, GnuTLS), PKI concepts, and secure protocol configuration
  • Experience with Debian packaging tools
  • Experience contributing to Debian or other open-source communities
  • Familiarity with CI/CD systems and secure build pipelines (GitLab CI preferred)
  • Understanding of kernel security features and Linux security modules (AppArmor, SELinux)
  • Experience with containerization and cloud technologies, including Docker, Kubernetes, AWS
  • Strong analytical and problem-solving abilities
  • Ability to collaborate effectively within distributed teams
  • Excellent communication and documentation skills
  • Self-motivated with the ability to work independently on complex tasks
What we offer:
  • Hybrid work model for workplace flexibility
  • Comprehensive health, dental, and life insurance
  • Short and long-term disability coverage
  • RRSP matching for financial security
  • Flexible time-off policies for work-life balance
  • Employee assistance program for mental well-being
  • Learning benefits, including a LinkedIn Learning subscription and seminars

Additional Information:

Job Posted:
February 19, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
Icon
Aptiv plc - All Job Offers
Job Link Share:
Copy Link Icon
Facebook Icon Twitter Icon LinkedIn Icon

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Linux Software and Security Engineer

Software Engineer Cloud Security

HPE's AI-Driven Enterprise (AIDE) is seeking a full-time Sr. Cloud Security Engi...
Location
Location
United States , San Jose
Salary
Salary:
90400.00 - 208500.00 USD / Year
https://www.hpe.com/ Logo
Hewlett Packard Enterprise
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Experience in deploying and customizing security tools such as vulnerability scanners, static analyzers, SIEM, IDS/IPS, WAF/firewalls, pen tests, and endpoint security monitoring
  • must have strong knowledge of encryption protocols, secret management, SSO technology, etc.
  • experience with Kubernetes and Terraform infrastructure
  • experience with Linux server administration
  • experience with fundamentals of networking
  • experience developing tools with languages like Python or Go
  • able to clearly design and communicate complex solutions and collaborate
  • experience using CI/CD pipelines for change management and automated security testing
Job Responsibility
Job Responsibility
  • Build out cloud-agnostic security solutions
  • roll out new technology for cloud-specific security concerns
  • secure AWS, GCP, Kubernetes/Docker, and Terraform-based infrastructure
  • secure micro services and the communication between them
  • design strategies around data ingestion and security event detection & protection
  • work with developers on establishing and enforcing secure coding practices
  • conduct pen tests, vulnerability scans, and web application security scans regularly and drive the remediation of security gaps
What we offer
What we offer
  • Comprehensive suite of benefits supporting physical, financial, and emotional wellbeing
  • specific programs catered to career development
  • unconditional inclusion policies
  • Fulltime
Read More
Arrow Right

Senior Software Engineer

STR is hiring experienced Senior Software Engineers to join our multidisciplinar...
Location
Location
United States , Arlington
Salary
Salary:
134000.00 - 184000.00 USD / Year
str.us Logo
STR
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Ability to obtain a Top Secret (TS) security clearance (U.S. citizenship required)
  • 5+ years of experience in relevant software engineering roles
  • Proficient in Python, C, C++, or similar interpreted or low-level programming languages
  • Experienced with designing and implementing open architectures and rapid prototyping methodologies
  • Strong working knowledge of software testing, evaluation best practices, and industry-standard development lifecycles
  • Significant hands-on experience developing software with GNU/Linux toolchains using open-source software
  • Deep understanding of networking principles, including the 5-layer OSI networking stack
  • Strong team player with excellent communication skills, both verbal and written
  • Bachelor's (or higher) degree in Computer Science, Electrical & Computer Engineering, Applied Mathematics, or a related field, with at least 5 years of relevant experience or equivalent expertise
Job Responsibility
Job Responsibility
  • Collaborate closely with a small, dedicated research team to develop innovative solutions to complex problems
  • Take ownership of significant features or components of projects and deliver them with minimal supervision
  • Lead technical discussions, guide architectural decisions, and mentor junior engineers
  • Develop and test novel software solutions spanning research, development, and deployed production systems
  • Analyze and improve existing designs and processes to optimize performance
  • Deliver high-quality software in a rapid-paced, research-focused team environment
  • Develop operational prototypes for experimentation and performance analysis
  • Create customer-facing operational systems, ensuring they meet high reliability and usability standards
  • Fulltime
Read More
Arrow Right

Senior Software Engineer

STR is hiring experienced Senior Software Engineers to join our multidisciplinar...
Location
Location
United States , Melbourne
Salary
Salary:
134000.00 - 184000.00 USD / Year
str.us Logo
STR
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Ability to obtain a Top Secret (TS) security clearance
  • U.S. citizenship required
  • 5+ years of experience in relevant software engineering roles
  • Proficient in Python, C, C++, or similar interpreted or low-level programming languages
  • Experienced with designing and implementing open architectures and rapid prototyping methodologies
  • Strong working knowledge of software testing, evaluation best practices, and industry-standard development lifecycles
  • Significant hands-on experience developing software with GNU/Linux toolchains using open-source software
  • Deep understanding of networking principles, including the 5-layer OSI networking stack
  • Strong team player with excellent communication skills, both verbal and written
  • Bachelor's (or higher) degree in Computer Science, Electrical & Computer Engineering, Applied Mathematics, or a related field, with at least 5 years of relevant experience or equivalent expertise gained through prior roles
Job Responsibility
Job Responsibility
  • Collaborate closely with a small, dedicated research team to develop innovative solutions to complex problems
  • Take ownership of significant features or components of projects and deliver them with minimal supervision
  • Lead technical discussions, guide architectural decisions, and mentor junior engineers
  • Develop and test novel software solutions spanning research, development, and deployed production systems
  • Analyze and improve existing designs and processes to optimize performance
  • Deliver high-quality software in a rapid-paced, research-focused team environment
  • Develop operational prototypes for experimentation and performance analysis
  • Create customer-facing operational systems, ensuring they meet high reliability and usability standards
  • Fulltime
Read More
Arrow Right

Senior Software Engineer

STR is hiring experienced Senior Software Engineers to join our multidisciplinar...
Location
Location
United States , Woburn
Salary
Salary:
134000.00 - 184000.00 USD / Year
str.us Logo
STR
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Ability to obtain a Top Secret (TS) security clearance (U.S. citizenship required)
  • 5+ years of experience in relevant software engineering roles
  • Proficient in Python, C, C++, or similar interpreted or low-level programming languages
  • Experienced with designing and implementing open architectures and rapid prototyping methodologies
  • Strong working knowledge of software testing, evaluation best practices, and industry-standard development lifecycles
  • Significant hands-on experience developing software with GNU/Linux toolchains using open-source software
  • Deep understanding of networking principles, including the 5-layer OSI networking stack
  • Strong team player with excellent communication skills, both verbal and written
  • Bachelor's (or higher) degree in Computer Science, Electrical & Computer Engineering, Applied Mathematics, or a related field, with at least 5 years of relevant experience or equivalent expertise
Job Responsibility
Job Responsibility
  • Collaborate closely with a small, dedicated research team to develop innovative solutions to complex problems
  • Take ownership of significant features or components of projects and deliver them with minimal supervision
  • Lead technical discussions, guide architectural decisions, and mentor junior engineers
  • Develop and test novel software solutions spanning research, development, and deployed production systems
  • Analyze and improve existing designs and processes to optimize performance
  • Deliver high-quality software in a rapid-paced, research-focused team environment
  • Develop operational prototypes for experimentation and performance analysis
  • Create customer-facing operational systems, ensuring they meet high reliability and usability standards
  • Fulltime
Read More
Arrow Right

Security and Application Security Engineer

Beacon Technologies is seeking a Security and Application Security Engineer. The...
Location
Location
United States , Las Vegas
Salary
Salary:
Not provided
beacontechinc.com Logo
Beacon Technologies
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Minimum of five years of Information Security experience with at least two years of application-level security
  • Strong communication skills: ability to convey and document security guidelines, requirements, and coding best practices
  • Familiarity with Security Best Practices in common coding languages
  • Application Penetration Testing / API Security Testing
  • Software Development Life Cycle Design and Implementation
  • Static and Dynamic Application Testing Tools and Methods
  • Container and orchestration security (Kubernetes, Docker, Octopus, GitHub, etc.)
  • Familiarity with Application Security Testing Frameworks such as OWASP
  • Strong logical and analytical thinker
  • exceptional skills in security systems solutions
Job Responsibility
Job Responsibility
  • Operate as a liaison between the Security Team and the Development Teams
  • Preserve PCI and SOX Security Certification programs with a primary focus on ensuring compliance with the appropriate industry standards and security controls
  • Supporting incident response and architecture review whenever applications security expertise is needed
  • Integrating threat modeling practices into the SDLC
  • Work with other staff to perform periodic scans and evaluation of system security including areas such as patch management, penetration testing, vulnerability assessments, and other types of InfoSec-related tasks
  • Assist in identifying and communicating security exposures, information security incidents or non-compliance situations to IT management or the CISO as appropriate. Duties may also include collecting and documenting cyber security and incident response event data as necessary.
What we offer
What we offer
  • Career advancement opportunities
  • extensive training
  • excellent benefits including paying for health and dental premiums for salaried employees.
  • Fulltime
Read More
Arrow Right

Software Engineer Intern

As a Software Engineering Intern at Owl Cyber Defense, you will gain hands-on ex...
Location
Location
United States , Danbury
Salary
Salary:
Not provided
owlcyberdefense.com Logo
Owl Cyber Defense
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Pursuing a Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related field
  • Coursework or project experience in software development and Linux/Unix programming
  • Familiarity with at least one major programming language (C, C++, Java, Python, or Rust)
  • Basic understanding of networking protocols (TCP/IP, UDP/IP)
  • Exposure to software version control (Git) and debugging tools (gdb)
  • Interest in secure coding, operating systems, and embedded systems
  • Candidates must be able to obtain/maintain a US Government security clearance
Job Responsibility
Job Responsibility
  • Contribute to the design, development, and testing of secure software components in C, C++, Java, Rust or Python
  • Collaborate with software and systems engineers to integrate code into Linux-based environments
  • Participate in code reviews, debugging, and test execution using Owl’s development standards
  • Support development of secure data transfer software aligned with STIG/CIS best practices
  • Gain exposure to SELinux configuration, systemd unit creation, and secure file handling
  • Develop and execute unit and functional tests to verify software performance
  • Use version control tools (Git) and scripting (Python/Bash) to automate development and test workflows
  • Participate in agile sprints, contributing ideas for process improvement and feature enhancement
Read More
Arrow Right

Software Engineer Intern

As a Software Engineering Intern at Owl Cyber Defense, you will gain hands-on ex...
Location
Location
United States , Columbia
Salary
Salary:
Not provided
owlcyberdefense.com Logo
Owl Cyber Defense
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Pursuing a Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related field
  • Coursework or project experience in software development and Linux/Unix programming
  • Familiarity with at least one major programming language (C, C++, Java, Python, or Rust)
  • Basic understanding of networking protocols (TCP/IP, UDP/IP)
  • Exposure to software version control (Git) and debugging tools (gdb)
  • Interest in secure coding, operating systems, and embedded systems
  • Candidates must be able to obtain/maintain a US Government security clearance
Job Responsibility
Job Responsibility
  • Contribute to the design, development, and testing of secure software components in C, C++, Java, Rust or Python
  • Collaborate with software and systems engineers to integrate code into Linux-based environments
  • Participate in code reviews, debugging, and test execution using Owl’s development standards
  • Support development of secure data transfer software aligned with STIG/CIS best practices
  • Gain exposure to SELinux configuration, systemd unit creation, and secure file handling
  • Develop and execute unit and functional tests to verify software performance
  • Use version control tools (Git) and scripting (Python/Bash) to automate development and test workflows
  • Participate in agile sprints, contributing ideas for process improvement and feature enhancement
Read More
Arrow Right

Software Engineer

AnaVation is seeking a Software Engineer to join our team in support of a missio...
Location
Location
United States , Reston
Salary
Salary:
Not provided
anavationllc.com Logo
AnaVation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • TS/SCI Eligible, willing to obtain polygraph
  • Bachelor’s degree in Computer Science, Information Systems or a related technical field and 10 years of relevant technical experience
  • DoD 8570 IAT II and CSSP Infrastructure Support certifications (CompTIA CySA+ preferred or equivalent certifications that cover both requirements acceptable such as both Security+ and Cloud+) within 30 days of contract start
  • Full time on-site in Reston, VA
  • Hands-on experience and knowledge with Software development in classified environments using Linux
  • Software Development, Test, and Configuration Management (such as Git, Git Hub)
  • PHP
  • JavaScript and associated frameworks (NextJS, React, etc)
  • Python and associated frameworks (e.g., Django)
  • REST API development (server and client)
Job Responsibility
Job Responsibility
  • Provide technical support in planning, designing, testing, integrating, configuring, and delivering software services across development, test, and production environments
  • Participate in quarterly Agile Development Planning and customer meetings as needed
  • Design, develop, test, and document new system capabilities or enhancements to existing systems
  • Support and maintain existing infrastructure and applications
  • Integrate new data sources into secure mission systems
  • Perform database management, system configuration, load balancing, storage allocation, and documentation validation
  • Automate operations in cloud and Linux-based environments
  • Conduct system-level integration of software components to meet customer requirements
  • Create and execute system testing and support all phases of the application development lifecycle
What we offer
What we offer
  • Generous cost sharing for medical insurance for the employee and dependents
  • 100% company paid dental insurance for employees and dependents
  • 100% company paid long-term and short term disability insurance
  • 100% company paid vision insurance for employees and dependents
  • 401k plan with generous match and 100% immediate vesting
  • Competitive Pay
  • Generous paid leave and holiday package
  • Tuition and training reimbursement
  • Life and AD&D Insurance
  • Fulltime
Read More
Arrow Right
Jobs by Category
Art and Entertainment Jobs Banking Jobs Call Center Jobs Construction Jobs Consulting Jobs Customer Service Jobs Education Jobs Energy Jobs Finance Jobs Gastronomy Jobs Health and Beauty Jobs Hospitality and Tourism Jobs Human Resources Jobs Insurance Jobs IT - Administration Jobs IT - Software Development Jobs Legal Jobs Logistics Jobs Manufacturing Jobs Marketing, Digital Marketing, SEO, SEM Jobs Media Jobs Nursing Jobs Office Administration Jobs Pharmacy Jobs Physical Work Jobs Public Relations Jobs Public Sector Jobs Purchasing Jobs Quality Control Jobs Real Estate Jobs Research and Development Jobs Sales Jobs
Job Positions Jobs by Country
United States Jobs United Kingdom Jobs India Jobs Canada Jobs Australia Jobs Germany Jobs Ireland Jobs Poland Jobs
Company
Blog About Us Contact
Follow Us
Facebook
X (Twitter)
LinkedIn
Instagram
CrawlJobs Group
ITFlashcards AllDevBlogs
© 2026 CrawlJobs Ltd. All Rights Reserved
Terms & Conditions Privacy Policy