Leidos is seeking a Cyber Network Defense Analyst 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.
The Monitoring and Analysis team provide 24x7 support across 4 different shifts. We have Front half shifts (day and night) and back half shifts (day and night). The front half shift will work 12 hour shifts from Sunday – Tuesday and alternating Wednesdays. The back half shift will work 12 hour shifts from Thursday – Saturday and alternating Wednesdays. Candidates must have the ability to work non-core hours, if necessary.
Duties include network security monitoring and detection. Proactively searching for threats. Inspect traffic for anomalies and new malware patterns. Investigate and analyze logs. Provide analysis and response to alerts, and document activity in SOC investigations and Security Event Notifications (SENs).
Utilize a SIEM for enterprise monitoring and detection
Create Security Event Notifications to document investigation findings
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
Monitor shared email box for notifications and requests
Utilize OSINT to aid in their investigation
Contribute to content tuning requests
Have familiarity with dynamic malware analysis and experience analyzing malicious websites
Have experience performing analysis of network traffic, host logs, and correlating diverse security logs to perform recommendations for response
Utilize the Cyber Kill Chain in their analysis
Review and provide feedback to junior analysts’ investigation
Review and implement network/host counter measures
Contribute to SOP/brown bag development and updating
Attend briefings and take appropriate actions to defend the enterprise
Help cross train junior analyst
Contribute to content tuning and development in coordination with tier 3 analysts
Understanding of security tools such as IDS, IPS, Proxy, Firewall, Antivirus, DLP
Working knowledge of Windows OS and standard system logs
All Cyber Network Defense Analyst candidates shall have a bachelor’s degree in Computer Science, Engineering, Information Technology, Cybersecurity, or related field AND a minimum of 4+ years professional experience in one or more of the areas listed below:
Incident Detection and Response
The ideal candidate is a self-motivated individual in pursuit of a career in cyber security.
Candidates must have extensive experience working with various security methodologies and processes, advanced knowledge of TCP/IP protocols, experience configuring and implementing various of 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:
Intrusion Prevention and Detection
Access Control and Authorization
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 current 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.
Knowledgeable about security methodologies and SOC processes
Experienced working in a SOC and supporting SOC operations
Knowledgeable about network ports and protocols (e.g. TCP/UDP, HTTP, ICMP, DNS, SMTP, etc)
Experienced with network topologies and network security device functions (e.g. Firewall, IDS/IPS, Proxy, DNS, etc).
Experience analyzing PCAPs and network logs.
Knowledge of common end user and web application attacks and countermeasures against the attack
Experience training and mentoring junior analysts
Knowledgeable of common end user and web application attacks
Experience creating SOP and providing guidance to junior analyst
Understanding of APTs and TTPs
Able to extrapolate data to pivot and take actions as necessary
Perform critical thinking and analysis to investigate cyber security alerts
Familiarity with cloud (e.g. o365, Azure, AWS, etc) security monitoring
Hands-on experience utilizing network security tools (e.g. IDS/IPS, Full PCAP, WAF, etc) and SIEM
Experience creating SIEM and/or IDS content
Experience with creating custom SPL
Understanding of various Threat Intel Frameworks (e.g. CKC, MITRE ATT&CK, Diamond model, etc)
Covid Guidance for the US
In order to enter Leidos facilities in the U.S. and to attend Leidos events outside our facilities, employees are required to be vaccinated for COVID-19 or maintain proof of a negative COVID-19 test within 96 hours of entry. In addition, we are receiving guidance from certain customers that onsite contractor personnel will need to be fully vaccinated to access customer facilities. 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.
Leidos is a Fortune 500® 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 44,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $13.7 billion for the fiscal year ended December 31, 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
Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [email protected].
If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.
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.