Operating system internals (Windows, Linux, Android, iOS, Embedded systems) jobs

Senior Principal Engineer Software

Palo Alto Networks · Posted Jun 26, 2026

Open

California, United States
Full-time · Principal
$184K–$297K per year
4+ years

Senior Principal Engineer Software

Palo Alto Networks · Posted Jun 26, 2026

Open

California, United States
Full-time · Principal
$184K–$297K per year
4+ years

Sr. Manager, Software Engineering (DevOps / Platform Engineering)

Visa · Posted Sep 8, 2026

Open

Foster City, California, United States
On-site
Full-time · Manager
$181K–$289K per year
8+ years

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Lead a team of software engineers in building and evolving highly scalable, fault‑tolerant distributed components for Visa’s Open VisaNet platform, driving DevSecOps practices, automation, and security.

Compensation

For roles located in the US, the estimated salary range for this position is $180,600.00 to $ 289,300.00 USD per year, which may include potential sales incentive payments (if applicable). Salary may vary depending on job-related factors which may include knowledge, skills, experience, and location. In addition, this position may be eligible for bonus and equity.

Responsibilities

Provide leadership and oversight to a team of software engineers
Partner with stakeholders to design and develop solutions
Drive adoption of engineering best practices
Coach, manage and mentor direct reports
Design and build automated code deployment systems

Requirements

Bachelor Degree
Advanced Degree (Masters, MBA, JD, MD)
PhD
Nice to have: Hands-on experience in implementing DevOps practices
Nice to have: Experience with public or private cloud environments

Skills

DevOps Cloud-native platforms CI/CD Infrastructure automation

Offensive Software Engineer

Ministerie van Defensie · Posted Oct 25, 2026

Open

Den Haag, Netherlands
On-site
Contract
€58K–€80K per year

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Build offensive software tools and malware for the Dutch Defence Cyber Commando.

Compensation

Maandsalaris €4.867,00 - €6.679,00

Responsibilities

Develop malware and offensive tools
Implement new malware techniques
Create developer tooling and workflow improvements
Research and develop malware products
Test and verify software products

Requirements

HBO/WO work and thinking level

Skills

C C++Python Rust Assembly Systems programming Malware development Network protocols Cryptography Operating system internals

Senior Intelligence Analyst, GTIG Intel Delivery (Bulgarian)

Google · Posted Nov 6, 2026

Open

Remote, Bulgaria +1 more
Remote
Senior
€56K–€57K per year
5+ years

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As a Security Consultant, you will be responsible for helping clients effectively prepare for, proactively mitigate, and detect and respond to cyber security threats.

Locations (2)

Sofia, Sofia-Capital, Bulgaria
Bulgaria

Compensation

Bulgaria: €56000 - €57000 (EUR) + 15% bonus target + equity + benefits

Responsibilities

Embed within, and build understanding of the customers' cyber threat intelligence (CTI) requirements to identify opportunities for deployment of CTI within their operations for maximum defensive impact.
Track, research, and contribute CTI analysis within Google Threat Intelligence of customer's priority threat concerns.
Support the integration of CTI into customer's security processes and technologies, including SIEM and TIP systems.
Perform threat hunting, generate CTI, and analyze customer data from bespoke sources to identify threat activity and build automated analytical workflows.
Enable customer SOC analysts and Hunt teams to deploy and leverage Google's CTI.

Senior Embedded Vulnerability Researcher

Draper · Posted Sep 9, 2026

Open

Cambridge, Massachusetts, United States
On-site
Full-time · Senior
$63K–$238K per year
5–10 years

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Develop tailored solutions for DoD and IC Sponsor directives, conduct embedded vulnerability research and exploit development.

Compensation

The US base salary range for this full-time position is $62,500.00 - $237,500.00

Responsibilities

Assess hardware and software for security vulnerabilities
Develop software that meets behavior and security requirements
Integrate software capabilities with other tasks or groups
Create new tools and systems to detect and exploit vulnerabilities
Document nominal application and system functionality

Requirements

Nice to have: Side channel attacks
Nice to have: Custom filesystem extraction
Nice to have: OOB/CRC data modification
Nice to have: Bus and protocol analysis

Skills

Cybersecurity Reverse engineering Firmware analysis Binary file analysis Ghidra IDA

Senior Principal Engineer Software

Senior Principal Engineer Software

Compensation

Responsibilities

Requirements

Skills

Sr. Manager, Software Engineering (DevOps / Platform Engineering)

Compensation

Responsibilities

Requirements

Skills

Offensive Software Engineer

Compensation

Responsibilities

Requirements

Skills

Senior Intelligence Analyst, GTIG Intel Delivery (Bulgarian)

Locations (2)

Compensation

Responsibilities

Senior Embedded Vulnerability Researcher

Compensation

Responsibilities

Requirements

Skills

Benefits

Benefits

Requirements

Skills

Benefits

Benefits