Sr. Core Network Engineer
Sr. Core Network Engineer
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$ 89700 - 162150
1 Vacancy
Job Description
The Digital Modernization Sector at Leidos is seeking a Sr. Network Engineer to support our global enterprise networks. Our team is completely replacing a global enterprise network while providing design engineering and transition for a wide range of customer network requirements. This is a unique and rare opportunity to build and transition critical operations to a modern service provider network architecture.
BASIC QUALIFICATIONS:
- Demonstrated knowledge of Implementation of Perimeter and Internal Firewalls (both physical and virtual contexts)
- Demonstrated advanced experience in managing standard baseline configuration across numerous firewalls
- Demonstrated advanced experience in evaluating rules to ensure maximum security while minimizing redundancy in rules
PRIMARY RESPONSIBILITIES
- Train and mentor other team members.
- Support mission-critical Continuity of Operations (COOP).
- Provide expert advice and direction regarding the management and operation of all Palo Alto devices.
- Follow up on all taskers and due outs.
Basic Requirements
- TS/SCI with Poly
- Bachelors Degree with 8-12 years of working experience. Additional related years of experience is accepted in lieu of a degree.
- Have hands-on Cisco / Forcepoint / Palo Alto Firewall experience in both engineering and Operations and maintenance roles.
- Strong knowledge of Firewall concepts and best practices including: Identifying misconfiguration conflicting rules security gaps firewall security issues optimize rule-sets and enhance the overall security posture and performance of Firewalls.
- Proficient understanding of the Cybersecurity Framework to identify protect detect respond and recover within the Cyber Security Service Provider construct.
- Motivated self-starter with strong written and verbal communication skills.
- Experience working in a high op-tempo environment.
Preferred Qualifications
- Prior experienced with Enterprise and tactical networks
- Experience with DISA and DoD Networks.
- Expertise in Vendor Equipment
- Expertise in Networking / Firewall based Cybersecurity technologies (5 years)
- Skilled in building extended cyber security analytics.
- Advanced Certifications such as SANS GIAC/GCIA/GCIH CISSP or CASP.
- Foster and encourage a collaborative environment to champion a cybersecurity culture
Come break things (in a good way). Then build them smarter.
Were the tech company everyone calls when things get weird. We dont wear capes (theyre a safety hazard) but we do solve high-stakes problems with code caffeine and a healthy disregard for how its always been done.
Original Posting:
August 5 2025For U.S. Positions: While subject to change based on business needs Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $89700.00 - $162150.00The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job education experience knowledge skills and abilities as well as internal equity alignment with market data applicable bargaining agreement (if any) or other law.
Required Experience:
Senior IC
Employment Type
Full-Time
