Senior Security Analyst

Bitdefender; San Antonio (TX); On-site; USD 110,000 - 160,000; Full time

Job summary

Bitdefender in San Antonio is seeking a Senior Security Analyst to join our Managed Detection and Response team. You will operate in a 24x7 SOC, serve as escalation point for security events, and coordinate incident response across a global organization.

The role emphasizes proactive threat hunting, use of the Cyber Kill Chain, IOC analysis, and development of analytic signatures to identify malicious activity.

Qualifications

• Experience with incident response in enterprise environments.
• Knowledge of cyber threat trends and attack patterns.
• Ability to analyze logs from hosts, networks, and IDS.

Responsibilities

• Serve as escalation point for security events from multiple sources.
• Review customer environments using Kill Chain and IOC data to detect anomalies.
• Lead an Incident Response Team to investigate and remediate threats.
• Develop analytic signatures to identify suspicious behaviors.
• Collaborate in a 24x7 operation with rotating shifts.

Skills

Cybersecurity concepts

Threat intelligence

Incident response

Log analysis

Network security

Windows/Unix/Linux hardening

Research & correlation

Defense in depth

Regex

Packet analysis

WAF knowledge

Encryption basics

SIEM usage

Tools

Wireshark

tcpdump

SIEM tools

WAF

Regex tooling

Job description

Bitdefender is a cybersecurity leader delivering best-in-class threat prevention, detection, and response solutions worldwide. Guardian over millions of consumer, enterprise, and government environments, Bitdefender is one of the industry’s most trusted experts for eliminating threats, protecting privacy, digital identity and data, and enabling cyber resilience. With deep investments in research and development, Bitdefender Labs discovers hundreds of new threats each minute and validates billions of threat queries daily. The company has pioneered breakthrough innovations in antimalware, IoT security, behavioral analytics, and artificial intelligence and its technology is licensed by more than 180 of the world’s most recognized technology brands. Founded in 2001, Bitdefender has customers in 170+ countries with offices around the world. For more information, visit https://www.bitdefender.com

Senior Security Analyst - Managed Detection and Response

Our mission at Bitdefender is to reduce risk to customers’ business to allow them to achieve their objectives. We are focused on delivering real security value for an affordable price – no snake oil. To help in this mission, we are looking for a Senior Security Analyst. You will work in a tight knit, experienced team backed up by an international organization that’s been in business for 18 years.

About Us

The Managed Detection & Response service is a new line of business (think division, business unit, etc). We are an experienced team having built successful Managed Security offerings in the past and staffed by a multitude of cybersecurity organizations and veteran cyber-warfare operators from the military and intelligence services. We all got into this business to provide security services that make customers safer. We must make some money to do that, but our primary goal is to provide services that secure, not just ones that sell.

Our team has been around the block together and operate in a 24x7 environment where we manage emergency situations for customers. For this to work, we must trust each other. As a leadership team, we focus on building that trust through accountability, processes and personal relationships. We have plenty of experienced team members with and without families and understand that not all teams can be built outside of work, but we focus on teamwork to build authentic and meaningful engagement.

About the Role

• This is a full-time position in a 24/7 operation with a four 10-hour shifting schedule. Scheduled rotations for weekend shifts will be required

• Serve as an escalation point for security events from multiple sources

• Using the Cyber Kill Chain, indicators of activity and indicators of compromise with current intelligence information to proactively review customers environments searching for anomalous behavior across network, host and logs data

• Lead an Incident Response Team to investigate and remediate active threats while accurately documenting results using standard incident response techniques

• Develop analytic signatures to identify suspicious and malicious behaviors

About you

Be able to demonstrate working knowledge and understanding of the following:

• Cybersecurity principles

• Cyber threats and vulnerabilities

• Current incident response methodologies

• Current cyber investigative techniques

• Current cyber threat trends

• Computer networking concepts and protocols, and network security methodologies

• Knowledge of basic physical computer components and architectures, including the functions of various components and peripherals (e.g., CPUs, NICs, HDDs)

• Perform analysis of log files from a variety of sources (e.g., individual host logs, network traffic logs, firewall logs, and intrusion detection system [IDS] logs) to identify possible threats to network security

• Basic system administration, network, and operating system hardening techniques

• Identifying, modifying, and manipulating applicable system components within Windows, Unix, or Linux (e.g., passwords, user accounts, files)

• Conduct research, analysis, and correlation across a wide variety of all source data sets (indications and warnings)

• Defense-in-depth principles and practices (e.g., defense-in-multiple places, layered defenses, security robustness)

• Virtualization and cloud computing

• Knowledge of which system files (e.g., log files, registry files, configuration files) contain relevant information and where to find those system files

• Hacking methodologies

• Networking protocols (e.g., TCP/IP), services (e.g., web, mail, DNS), and how they interact to provide network communications

• Knowledge of encryption algorithms (e.g., Internet Protocol Security [IPSEC], Advanced Encryption Standard [AES], Generic Routing Encapsulation [GRE], Internet Key Exchange [IKE], Message Digest Algorithm [MD5], Secure Hash Algorithm [SHA]) and how they are used

• How to perform packet-level analysis using appropriate tools (e.g., Wireshark, tcpdump)

• Security Information and Event Management (SIEM) tools - Searching, aggregating, and correlating data

• Web Application Firewall (WAF)

• Regular Expressions (Regex)