Staff Security Engineer, OpenSea
$185-340k
+ Equity
Decentralised NFT marketplace
Job no longer available
Decentralised NFT marketplace
501-1000 employees
Job no longer available
$185-340k
+ Equity
501-1000 employees
Company mission
To shape an accessible and open digital economy for everyone.
Role
Who you are
- 5+ years of experience working within security engineering with expertise in forensics, Malware Analysis, Intrusion Detection and incident response
- Expertise with AWS (preferred), GCP, or other cloud providers
- 4-5+ years of experience in detection engineering, rules development, SIEM experience (ex, ELK, Splunk et al), EDR such as SentinelOne (what we use), CarbonBlack, etc
- Start-up experience
- Proficient in one or more programming languages, such as Java, Go, PowerShell, Node.js, C#, Python, and Ruby
- Deep knowledge and experience modeling threats aligned to the MITRE ATT&CK framework and Lockheed Killchain model
- SANS certification (504, 508, 578) a bonus
- A strong interest in blockchain technology, with either prior experience or a significant curiosity and enthusiasm to learn
What the job involves
- We are seeking a Staff Security Engineer who will be responsible for preventing, detecting, and responding to all manner of security incidents that impact the company, on and off chain
- The Security Engineer will be deeply involved with overall detection and response strategy, development and deployment of cutting edge tools, forward-thinking policy development, and stewarding a culture of security across the company
- Build out a novel detection platform to be a central location for all alerts, tune and reduce noise, increase signal, prioritization of high level alerts, automation and contextualization of events
- Lead and coordinate response efforts to security incidents, including identification, containment, eradication, and recovery
- Gather and analyze threat intelligence data and stay informed on emerging threats and vulnerabilities
- Integrate threat intelligence into detection and response tooling, processes and capabilities
- Automate repetitive tasks and workflows to improve the efficiency of security operations
- Collaborate with engineering and operations teams to embed detection and response capabilities across the stack
- Provide training and guidance to other teams on security best practices and incident response
- Implement monitoring tools to track activities and transactions on the blockchain, detecting anomalous or malicious behavior that could pose security threats. Analyze patterns to preemptively identify and mitigate potential vulnerabilities, ensuring the integrity and security of all blockchain transactions
Our take
OpenSea is a peer-to-peer digital marketplace for NFTs or uniquely identifiable digital items. These items are authenticated with blockchain and are part of a new internet economy that consists of digital products representing art, game characters, domain names, and event tickets.
As NFT adoption surged, the platform initially faced speed and cost challenges tied to the limitations of the Ethereum network. In response, OpenSea expanded support to more scalable solutions such as Polygon, improving transaction efficiency and user experience while broadening access to lower-cost trading.
Despite increased competition following the fallout from FTX and the rise of rivals like Blur, OpenSea has continued to adapt its strategy with a renewed focus on long-term growth and community trust. Recent updated, including the decision to delay its SEA token launch to ensure strong rollout, the introduction of temporary 0% trading fees, and user-focused initiatives such as optional fee refunds, signal a more measured, user-centric approach as it promotes a revamped platform. While the competitive landscape remains intense, these moves suggest OpenSea is prioritizing sustainability and product quality, placing itself to remain a central player in the evolving NFT ecosystem.
Steph
Company Specialist at Welcome to the Jungle
Insights
5% employee growth in 12 months
Company
Funding (last 2 of 6 rounds)
Jan 2022
$300m
SERIES C
Jul 2021
$100m
SERIES B
Total funding: $427.3m
Company HQ
Brickell, Miami, FL
Leadership
Devin Finzer
(Co-Founder & CEO)Prior to co-founding OpenSea in 2017, Devin co-founded Claimdog, which was acquired by Credit Karma which he joined as an Engineering Manager. He also co-founded Iris Labs and spent nearly 2 years at Pinterest as a Software Engineer.
Nadav Hollander
(CTO)Prior to joining OpenSea in 2022, Nadav co-founded Dharma where he served as the CEO. He was also a Software Engineer at Coinbase.
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