We are seeking a Technical Support Engineer to work within a highly dynamic AdTech ecosystem with the goal to protect the world from malvertising.
Being part of our team means being open-minded, friendly, and supportive, willing to take on challenges, take responsibility, and never stop learning. We must stay one step ahead of the attackers, which means being smarter, faster, and thinking outside the box.
Sound interesting? Join us!
Job Description- Support Customers (Tier 2) in real time and provide professional technical responses
- Analyze Customer traffic to identify undetected threats and false detections using mostly ElasticSearch and BigQuery (SQL)
- Work side by side with Customers providing insightful incident reports
- Communicate with global Customers and provide quick responses and resolutions
- Work cross-functionally with RnD and Research teams to optimize Customer’s ability to detect and mitigate cyber-attacks in real time
- Experience in customer support, including direct communication with clients; professionalism and politeness are essential
- 2+ years of experience in the technical support domain (including working with logs and dashboards)
- Practical knowledge of HTML and CSS is a must
- Technical understanding of web technologies and client–server architecture (APIs, HTTP, JavaScript)
- Experience of Kibana and BigQuery
- Strong SQL skills: Common Table Expressions (CTE), aggregations, GROUP BY, ORDER BY, filters, window functions (e.g., RANK()), and subqueries
- Strong troubleshooting and problem-solving skills
- Upper-Intermediate level of English or higher
- Willingness to work in the US time zone
WOULD BE A PLUS
- Basic cybersecurity knowledge: proxy and NAT, WAF and Network Firewall, network security, VPN, CAPTCHAs, and CAPTCHA solvers
- Understanding of threats: scraping, ATO or BF, scalping, AD fraud, and click fraud
- Understanding of log analysis, APIs, client-server model, and regex
- Experience with the Elastic Stack
Skills Required
- Customer support experience with direct client communication
- At least 2 years of technical support experience, including working with logs and dashboards
- Practical knowledge of HTML and CSS
- Understanding of web technologies and client-server architecture, including APIs, HTTP, and JavaScript
- Experience with Kibana and BigQuery
- Strong SQL skills, including CTEs, aggregations, grouping, ordering, filtering, window functions, and subqueries
- Strong troubleshooting and problem-solving skills
- Upper-Intermediate English or higher
- Willingness to work in the US time zone
- Basic cybersecurity knowledge, including proxy and NAT, WAF, network firewalls, VPNs, CAPTCHAs, and CAPTCHA solvers
- Understanding of scraping, account takeover or brute force, scalping, ad fraud, and click fraud threats
- Understanding of log analysis, APIs, client-server architecture, and regex
- Experience with the Elastic Stack
What We Do
Sigma Software Group, an award-winning and trusted IT partner, has been serving customers for over 21 years, providing comprehensive IT solutions to various businesses, ranging from startups to established software product houses. As one of Europe's substantial IT consultancies, it brings together a dedicated workforce of over 2,100 professionals in 40 offices across 19 countries. With a diverse client base, including more than 300 enterprises, including Fortune 500 stalwarts, Sigma Software Group is a preferred choice for developing solutions that help businesses create cutting-edge products while meeting their unique needs. Sigma Software Group operates as a dynamic ecosystem of tech companies, offering 25 ready-to-implement innovative products and 40+ value-added services. Furthermore, Sigma Software Group is committed to fostering innovation through initiatives such as the Sigma Software Labs business incubator, Sigma Software University, the SID Venture Partners VC Fund, UA Tech Network, Techosystem, the European Business Association, and other collaborative efforts. Since 2015, Sigma Software Group has consistently earned recognition on the IAOP's prestigious World's Top 100 Outsourcing list. The company's accomplishments have also been acknowledged by prominent global media outlets such as Forbes, CNBC, The Times, and Reuters



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