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Job #: R-00061733-OTHLOC-PL-2D0108
Location: Ashburn, VA
Category: Cyber Operations
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance: Top Secret/SCI
Referral Eligibility: Eligible
Referral Bonus Amount: $5000
Group: Intelligence

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Description

Job Description:

Leidos is seeking a highly-experienced threat detection engineer to join our team on a highly visible cyber security single-award IDIQ vehicle that provides security operations center (SOC) support, cyber analysis, application development, and a 24x7x365 support staff.

Duties include proactively searching for threats. Inspect traffic for anomalies and new malware patterns. Investigate and analyze logs. Provide analysis and response to alerts when escalated from junior analysts, and document activity in SOC investigations and Security Event Notifications (SENs). Develop custom content within the SIEM using advanced SPL language and data models) or other network security tools to detect threats and attacks against the department. SIEM Content Developers participate in briefings to provide expert guidance on new threats and will act as an escalation point for M&A analysts. The analyst may also be required to author reports and/or interface with customers for ad-hoc requests. In addition, the threat detection engineer may be asked to participate in discussions to make recommendations on improving SOC visibility or process.

Primary Responsibilities

  • Experience with creating and implementing custom IOCs and IOAs in Crowdstrike

  • Experience with triaging and investigating hosts using Crowdstrike

  • Experienced with updating McAfee AV signatures

  • Experience with creating and maintain custom Tanium packages for collecting artifacts for continuous monitoring

  • Provide recommendations for tuning and/or triaging notable events

  • Perform critical thinking and analysis to investigate cyber security alerts

  • Analyze network traffic using enterprise tools (e.g. Full PCAP, Firewall, Proxy logs, IDS logs, etc)

  • Collaborate with team members to analyze an alert or a threat

  • Stay up to date with latest threats and familiar with APT and common TTPs

  • Utilize OSINT to extrapolate data to pivot and identify malicious activity

  • Have experience with dynamic malware analysis

  • Have experience performing analysis of network traffic and correlating diverse security logs to perform recommendations for response

  • Utilize the Cyber Kill Chain and synthesize the entire attack life cycle

  • Review and provide feedback to junior analysts’ investigation

  • participate in discussions to make recommendations on improving SOC visibility or process

  • Contribute to SOP development and updating

  • Provide expert guidance and mentorship to junior analysts

Basic Qualifications

All Tier 2 analyst candidates shall have a minimum a bachelor’s degree in Computer Science, Engineering, Information Technology, Cybersecurity, or related field PLUS eight (8) years of experience in incident detection and response, malware analysis, or cyber forensics.

Of the eight (8) years of professional experience requirements above, SIEM Content Developer candidates shall have at least one (1) of the following specialized experience for their position:

  • Monitoring and Detection Analyst: Candidates shall have a minimum of five (5) years of professional experience in security, information risk management, or information systems risk assessment, and must be knowledgeable in many areas such as Vulnerability Assessments, Intrusion Prevention and Detection, Access Control and Authorization, Policy Enforcement, Application Security, Protocol Analysis, Firewall Management, Incident Response, Data Loss Prevention (DLP), Encryption, Two-Factor Authentication, Web-filtering, and Advanced Threat Protection.

  • Incident Response Analyst: Candidates shall have a minimum of five (5) years of professional experience responding to information system security incidents. Ability to use the DHS-furnished toolset to identify and determine root causes of incidents and provide any required documentation and possible evidence to security investigators.

Candidates must have extensive experience working with various security methodologies and processes, advanced knowledge of TCP/IP protocols, experience configuring and implementing various technical security solutions, extensive experience providing analysis and trending of security log data from a large number of heterogeneous security devices, and must possess expert knowledge in two or more of the following areas related to cybersecurity:

  • Vulnerability Assessment

  • Intrusion Prevention and Detection

  • Access Control and Authorization

  • Policy Enforcement

  • Application Security

  • Protocol Analysis

  • Firewall Management

  • Incident Response

  • Encryption

  • Web-filtering

  • Advanced Threat Protection

Must have at least one of the following certifications: 

  • SANS GIAC:    GCIA, GCIH, GCFA, GPEN, GWAPT, GCFE, GREM, GXPN, GMON, GISF, or GCIH

  • EC Council:      CEH, CHFI, LPT, ECSA

  • ISC2:                 CCFP, CCSP, CISSP CERT CSIH

  • Offensive Security:    OSCP, OSCE, OSWP and OSEE

Must have TS/SCI. In addition to specific security clearance requirements, all Department of Homeland Security SOC employees are required to obtain an Entry on Duty (EOD) clearance to support this program. 

The ideal candidate is a self-motivated individual in pursuit of a career in cyber security.

Experienced with developing advanced correlation rules utilizing tstats and datamodels for cyber threat detection

Experienced with creating and maintaining Splunk knowledge objects

Experienced managing and maintaining Splunk data models

Expertise in developing custom SPL using macros, lookups, etc and network security signatures such as SNORT and YARA

Experience creating regex for pattern matching

Implemented security methodologies and SOC processes

Extensive knowledge about network ports and protocols (e.g. TCP/UDP, HTTP, ICMP, DNS, SMTP, etc)

Experienced with network topologies and network security devices (e.g. Firewall, IDS/IPS, Proxy, DNS, WAF, etc).

Hands-on experience utilizing network security tools (e.g. Sourcefire, Suricata, Netwitness, o365, FireEye, etc) and SIEM

Experience in a scripting language (e.g. Python, Powershell, etc) and automating SOC processes/workflow

Experience training and mentoring junior analysts

Extensive knowledge of common end user and web application attacks and countermeasures against attacks

Experience developing custom workflows within Splunk to streamline SOC processes

Experience creating SOPs and providing guidance to junior analysts

Ability to analyze new attacks and provide guidance to watch floor analysts on detection and response

Knowledgeable of the various Intel Frameworks (e.g. Cyber Kill Chain, Diamond Model, MITRE ATT&CK, etc) and able to utilize it in their analysis workflow

Experience with cloud (e.g. o365, Azure, AWS, etc) security monitoring and familiar with cloud threat landscape

Knowledgeable of APT capabilities and be able to implement appropriate countermeasures

Preferred Qualifications

  • Provide expert content development in Splunk Enterprise Security using tstats and datamodels

  • Utilize knowledge of latest threats and attack vectors to develop Splunk correlation rules for continuous monitoring

  • Review logs to determine if relevant data is present to accelerate against datamodels to work with existing use cases

  • Capture use cases from subscribers or other team members and develop correlation rules

Pay Range:

COVID Response

Effective October 1, in order to enter Leidos facilities in the US and to attend Leidos business events outside our facilities, employees will be required to be vaccinated for COVID-19 or maintain proof of a negative COVID-19 test within 96 hours of entry.  Effective December 8, all Leidos employees must be fully vaccinated (2 weeks past final dose) unless they are entitled to a legal accommodation. If you are not vaccinated, please consider getting your COVID-19 vaccination as soon as possible. If you have any questions, please contact your Talent Acquisition POC. 

About Leidos

Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, civil, and health markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $12.30 billion for the fiscal year ended January 1, 2021.  For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected].

Commitment to Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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