To our valued Leidos candidates:

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Job #: R-00043556
Location: Vicksburg, MS
Category: Cyber Operations
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Potential for Telework: Yes, 10%
Clearance: Top Secret
Referral Eligibility: Eligible
Group: Defense

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Job Description:

Leidos Enterprise & Cyber Solutions Defense operation is seeking a Cyber Threat Intel Analyst to support our Army Corps of Engineers IT program.

Location: Vicksburg, MS, or Hillsboro, OR (preferred). Alternatively the following locations may be available for the right candidate: Hanover NH, Urbana Champaign IL, Philadelphia PA, Pentagon DC, Atlanta GA, Fort Worth TX. Telework from one of these locations may also be available with manager authorization.

Clearance:  Active DOD Top Secret is required with ability to obtain Top Secret/SCI.

In this role, you will perform as the Technical SME in area of Cyber Threat Intelligence. You will incorporate threat intelligence into countermeasures to detect and prevent intrusions and malware infestation. 
You will be responsible for identifying threat actor tactics, techniques and procedures and based on indicators develops custom signatures and blocks. This role will require you to interact with the ACE-IT CIRT for incident response, recovery, and prevention. Additionally, you will interact with the ACE-IT SOC and NOC personnel to maximize cyber threat prevention measures, enhance audit and logging standards, and enforce and monitor effective cyber security policies and configurations and security event management within the logging and SIEM infrastructure.

A successful candidate will:
• Demonstrate experience implementing the core Security Intelligence Center (SIC) concepts (SOC vs. SIC, Cyber Kill Chain, APT)
• Possess a strong understanding of the enterprise network and how each component contributes to Security Intelligence
• Possess a strong understanding of the tools & techniques necessary to efficiently identify trends and extract indicators from large data sources
• Understand and employ the Cyber Kill Chain
• Demonstrate knowledge of the importance of mitigating adversaries at each step of an intrusion
• Demonstrate ability to identify and create mitigations for the various steps of the Cyber Kill Chain
• Recognize specific intrusion techniques used by APT adversaries
• Recognize what you’ll need to know to prevent or identify APT intrusions
• Understand key networking concepts relevant to the Cyber Security and Threat Intelligence processes
• Understand key forensics and incident response concepts critical to the Cyber Network Defense (CND) processes
• Understand  analysis techniques when dealing with various storage media, host data and network data with various categories of electronic evidence including media, email, and networks
• Identify network architectures and select network components
• Understand concepts of packet analysis
• Examine different methods of policy creation, implement a security policy and create a policy document
• Navigate the command line using specific expressions to manipulate data
• Handle and organize disparate data about detections, attacks, and attackers
• Demonstrate ability to use discovery techniques and vet new intelligence
• Build actionable intelligence from data
Required Qualifications:

  • Bachelor’s Degree from an accredited university/college in Computer Science, Computer Engineering or related field and 6+ years of prior relevant experience or Masters with 4+ years of prior relevant experience. 

  • Equivalent work experience may be considered in lieu of degree.

  • Must hold current/active Top Secret clearance, with the ability to obtain a TS/SCI

  • Must hold 8570 CSSP Analyst (Cyber Security Service Provider - Analyst) certification. (See:

  • Experience with computer network defense technologies and Cyber Kill Chain

  • Experience with threat actor TTP and indicator identification using large data sources.

  • Experience with custom signature development 

  • Experience with packet analysis

Desired Certifications and Skills: 

  • CISSP (or other IAT3 compliant cert), GCTI, GCIH, GCFA, GREM, CISSP, CEH 

  • Experience with SIEM (ArcSight/Logger, Splunk, and/or Elastic) FireEye appliances, and IronPort.

  • Cyber Security system and/or application evaluation, implementation, or administration experience.

  • Coding experience (Python preferred).

  • Command line Linux experience. (Admin level preferred)

  • Understanding of IA/RMF.

  • Windows or Linux operating systems experience or certifications.


External Referral Bonus:


Potential for Telework:

Yes, 10%

Clearance Level Required:

Top Secret



Scheduled Weekly Hours:




Requisition Category:


Job Family:

Cyber Operations


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, 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

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 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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