MacPaw is a software company that develops and distributes software for macOS and iOS. Today, we have 20 million active users across all our products, and every 5th Mac on Earth has our product installed.
At MacPaw, we believe humans and technology can reach their greatest potential together.
We gather open-minded people who support each other and aspire to change the world around us, making millions of people’s lives easier with technology.
Our flagship products include CleanMyMac, Setapp, ClearVPN, Moonlock, and more. Now, we’re stepping into an important new stage: launching a product ecosystem with a new AI Mac Assistant — Eney.
We are looking for a Junior Malware Engineer to join Moonlock — someone with a strong research mindset, curious, and attentive to detail. This role is a good fit for an ambitious person who enjoys threat analysis, values accuracy, and likes connecting the dots to understand emerging global attack trends.
You will be part of a highly collaborative malware research team, working closely with teammates to gather threat intelligence, build threat collections, share findings, and continuously improve our detection pipeline in a fast-evolving threat landscape.
In this role, you will:
Analyze malware samples and suspicious files under the guidance of senior engineers.
Collect, organize, and validate indicators of compromise (IoCs) and threat intelligence data from public, internal, and open-source intelligence (OSINT) to help maintain malware knowledge bases.
Assist in creating and improving malware detection rules, such as YARA.
Investigate user-reported security incidents, support Customer Support with technical investigations of typical security-related cases, and help classify threats.
Research emerging malware trends, attack techniques, and security technologies to identify broader threat trends and build collections based on similarity.
Prepare research summaries and technical documentation, and assist in preparing articles or posts on the team’s threat findings.
Skills you’ll need to bring:
Basic understanding of malware concepts, common attack techniques (like phishing), and general cybersecurity principles.
Basic knowledge of operating system fundamentals, including processes, memory management, filesystems, and permissions.
Familiarity with macOS, Linux, or UNIX-like environments.
Basic understanding of malware analysis methodologies, specifically static and dynamic analysis concepts.
Familiarity with YARA or willingness to learn detection rule development.
Strong research and analytical skills, with great attention to detail and a careful approach to work.
Experience or comfort using AI tools to assist in data processing and automation.
At least an Upper-Intermediate level of English and fluent Ukrainian.
As a plus:
Experience with scripting or automation using Python, Bash, or a similar language.
Hands-on experience with malware analysis through personal, academic, or professional projects.
Understanding of Indicators of Compromise (IoCs), threat intelligence concepts, and the MITRE ATT&CK framework.
Experience working with virtual machines and automated sandbox environments.
What we offer:
We are a Ukrainian company, and we stand with Ukraine against the russian aggression We maintain workplaces for the mobilized Macpawians and provide financial support to colleagues or their families affected by the war. Here, you can also read about the MacPaw Foundation, which intends to help save the lives of Ukrainian defenders and provide relief to as many civilians as possible.
We are committed to our veterans Our Veteran Career and Empowerment Program is designed to ensure our veterans and active military personnel receive the recognition, support, and opportunities they deserve.
Hybrid work model Whether to work remotely or at the hub is entirely up to you. If you decide to mix it, our Kyiv office, which works as a coworking space, is open around the clock. The office
