Network Security Analyst

Job Description

Job Description

A network security analyst ensures that information systems and computer networks are secure. This includes protecting the company against hackers and cyber-attacks, as well as monitoring network traffic and server logs for activity that seems unusual.

Additionally, these analysts are responsible for finding vulnerabilities in the computer networks and creating recommendations for how to minimize these vulnerabilities.

The network security analyst investigates security breaches, develops strategies for any security issues that arise, and utilizes the help of firewalls and antivirus software to maintain security.

CANDIDATE SKILLS AND QUALIFICATIONS

Minimum Requirements :

Candidates that do not meet or exceed the minimum stated requirements (skills / experience) will be displayed to customers but may not be chosen for this opportunity.

Years

Required / Preferred

Experience

Required

Utilize EDR / XDR platforms, including NetWitness, SentinelOne, Microsoft Defender for Endpoint, and related products, to correlate data from various network and security tools across the HHSC network.

Required

Research, document, and present threat hunting research on cyber threat actors specifically targeting HHSC business operations, information networks, and data.

Required

Leverage cyber threat hunting frameworks including PEAK, Sqrrl, and TaHiTI, to develop threat hunting hypotheses, determine scope, ensure repeatable processes, define outputs, and measure success in malicious behaviors detected, vulnerabilities discover.

Required

Employ threat modeling methodologies such as STRIDE, TRIKE, MITRE ATT&CK, and PASTA, to identify potential vulnerabilities, attack vectors, and threat actors specifically targeting HHSC networks, data, and users.

Required

Develop, maintain, and update HHSC threat hunting program documentation, including policies, SOPs, and playbooks, in accordance with industry, DIR, and HHSC guidelines and documentation standards.

Required

CTI analyst experience within a security operations center (SOC), providing support to internal cybersecurity Incident Response teams or external cybersecurity engagements on managed security services (MSS) teams in large-scale organizations.

Preferred

Experience with dynamic and static malware analysis tools and techniques, such as Trellix, IDA Pro, and Ghidra, as well as open-source tools such as Wireshark, VirusTotal, Hybrid Analysis, and Joe Sandbox.

Preferred

OSINT analyst experienced in utilizing brand and dark web intelligence tools such as Palo Alto XPANSE, Flashpoint, Recorded Future Intelligence Cloud, or Digital Shadows SearchLight.

Preferred

Utilize industry research, team meetings, collaboration with HHSC IT and business units, in-depth understanding of HHSC’s strategic objectives, and candidate’s experience with NetWitness, SentinelOne, and Microsoft Defender for Endpoint.

Preferred

Perform scheduled and ad-hoc meetings with relevant software and other technical vendors such as NetWitness, SentinelOne, and Microsoft, to provide feedback on current EDR / XDR usage, performance, and utilization criteria.

Preferred

Troubleshoot, research, and resolve systemic issues in EDR / XDR tools, including NetWitness, SentinelOne, and Microsoft Defender for Endpoint, providing short-, medium- and long-term solutions to improve and maintain desired performance levels.

Preferred

Assist in data parsing and normalization in NetWitness, SentinelOne, and Microsoft Defender for Endpoint on data streams both existing and new, leveraging advanced knowledge of scripting languages like Python and PowerShell.

Preferred

One or more of the following certifications : NetWitness Analyst, SentinelOne IR Engineer, Microsoft Security Operations Analyst Associate, GCTI, GCFA, GREM, GCIH, GDAT.