Join our talent network

Job #: TR-661702
Location: Shiloh, IL
Category: Cyber Security
Schedule (FT/PT): Full time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance Required: Secret
Referral Eligibility: Yes
Group: Defense & Intel

Job Description:

Leidos has a current job opportunity for a Palo Alto Security Engineer. This position is located at Scott AFB in O'Fallon, IL.

Primary Responsibilities
• Serve as the subject matter expert for network security components such as firewalls, VPN, IPS/IDS.
• Provide analytic & countermeasure support for Palo Alto security solutions.
• Work with Security Information and Event Management (SIEM), Threat and Vulnerability Management, Web Application Firewalls (WAF), Intrusion Detection/Prevention Systems, Big Data Platforms, and Cloud Security solutions.
• Recommend enhancements to network security that will improve the security of the network.
• Creates and maintains documentation of networks and network systems.
• Follows project methodologies to complete assigned tasks.
• Provides technical network expertise to others as necessary.
• Configures new network equipment and connections.
• Handle day-to-day security related tickets.
Basic Qualifications
• Active Secret clearance (TS/SCI preferred).
• Experience developing and tuning Palo Alto IDS/IPS signatures and rules.
• Associates Degree and 2+ years of experience (experience working directly with Palo Alto can substitute in lieu of degree)
• DoD 8570 IAT II (Sec+, CCNA Security, GSEC, CySA+) prior to starting and CSSP-A Certification (CEH, CySA+, GCIA, GCIH, SCYBER) within 180 days of hire.
• Extensive familiarity with intrusion detection/prevention methodology.
• Demonstrated understanding of TCP/IP, common networking ports and protocols.
• Demonstrated understanding of the life cycle of network threats, attacks, attack vectors and methods of exploitation with an understanding of intrusion set tactics, techniques and procedures (TTPs).
• Demonstrated understanding of TCP/IP, common networking ports and protocols, traffic flow, system administration, OSI model, defense-in-depth and common security elements.

Preferred Qualifications.
• Palo Alto certifications (ACE, PCNSE).
• Advanced certifications such as SANS GIAC/GCIA/GCIH, CISSP or CASP and/or SIEM-specific training and certification.
• CND experience (Protect, Detect, Respond and Sustain) within a Computer Incident Response organization or Security Operations Center.
• Demonstrated commitment to training, self-study and maintaining proficiency in the technical cyber security domain
• Motivated self-starter with strong written and verbal communication skills, and the ability to create complex technical reports on analytic findings.
• Familiarity or experience in Intelligence Driven Defense and/or Cyber Kill Chain methodology.
• Demonstrated hands-on experience analyzing high volumes of logs, network data (e.g. Netflow, FPC), and other attack artifacts in support of incident investigations.
• In-depth knowledge of architecture, engineering, and operations of at least one enterprise SIEM platform (e.g. Nitro/McAfee Enterprise Security Manager, ArcSight, QRadar, LogLogic, Splunk).
• Experience and proficiency with any of the following: Anti-Virus, HIPS, ID/PS, Full Packet Capture, Host-Based Forensics, Network Forensics.
• Experience with malware analysis concepts and methods.
• Unix/Linux command line experience.
• Scripting and programming experience.

External Referral Eligible

External Referral Bonus:

Potential for Telework:

Clearance Level Required:


Scheduled Weekly Hours:


Requisition Category:

Job Family:
Cyber Security


Defense & Intel
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 31,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.17 billion for the fiscal year ended December 29, 2017. (NYSE: LDOS) All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status.

Talent Community

Join our Talent Community to create a profile, enabling a streamlined application process and to help our recruiters better understand your areas of expertise and interest.

Join our Talent Community