Leidos is seeking a Tier 2 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.
Department of Homeland Security (DHS), Security Operations Center (SOC) Support Services is a US Government program responsible to monitor, detect, analyze, mitigate, and respond to cyber threats and adversarial activity on the DHS Enterprise. The DHS SOC has primary responsibility for monitoring and responding to security events and incidents detected at the Trusted Internet Connection (TIC) and Policy Enforcement Point (PEP) and is responsible for directing and coordinating detection and response activities performed by each Component SOC. Direction and coordination are achieved through a shared DHS incident tracking system and other means of coordination and communication.
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.
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) and may be requested to peer review and publish SENs and block requests. The Tier 2 analysts will also act as a back-up shift lead and an escalation point for junior analysts. The analyst may also be required to author reports and/or interface with customers for ad-hoc requests. In addition, the tier 2 analyst may be asked to participate in discussions to make recommendations on improving SOC visibility or process.
- 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
- Utilize OSINT to aid in their investigation and extrapolate data to pivot and identify other malicious IOCs
- Have familiarity with dynamic malware analysis and experience analyzing malicious websites
- Have experience performing analysis of network traffic 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 counter measures
- Contribute to SOP 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
All Tier 2 analyst candidates shall have a minimum of five (5) years professional experience in incident detection and response, malware analysis, or cyber forensics, OR a bachelor’s degree in Computer Science, Engineering, Information Technology, Cybersecurity, or related field with three (3) years of experience in incident detection and response, malware analysis, or cyber forensics.
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:
• Vulnerability Assessment
• Intrusion Prevention and Detection
• Access Control and Authorization
• Policy Enforcement
• Application Security
• Protocol Analysis
• Firewall Management
• Incident Response
• Advanced Threat Protection
Minimum of current Secret with ability to obtain TS/SCI Clearance. 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.
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
- The ideal candidate is a self-motivated individual in pursuit of a career in cyber security.
- 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.).
- Hands-on experience utilizing network security tools (e.g. IDS/IPS, Full PCAP, WAF, etc.) and SIEM
- 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
- Experience with creating custom SPL
- Experience creating SIEM and/or IDS content
- Knowledgeable of common end user and web application attacks
- Experience creating SOP and providing guidance to junior analyst
- Understanding of APTs and TTPs
- Understanding of various Threat Intel Frameworks (e.g. CKC, MITRE ATT&CK, Diamond model, etc.)
- 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
External Referral Bonus:Ineligible
Potential for Telework:No
Clearance Level Required:Secret
Scheduled Weekly Hours:40
Shift:24/7 12 Hour Shift Pattern
Job Family:Cyber Operations
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, homeland security, civil, and health markets. The company’s 38,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. 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.