Description
As a Senior Network Security Engineer for the Defense Information Systems Agency (DISA), you will operate and maintain network security infrastructure utilized by a team of cybersecurity analysts in support of 24x7x365 mission-critical operations.

PRIMARY RESPONSIBILITIES:

• Work with government counterparts, contractors, and internal team members to deploy and manage policies, rules, and signature sets on cybersecurity capabilities.
• Manage high-priority tasks and outages.
• Maintain, develop, and improve Security Infrastructure standard operating procedures and tactics, techniques, and procedures (TTPs)
• Maintain complete and current network and elevation diagrams for all managed security equipment.
• Coordinate and comply with applicable change control boards and corresponding processes.
• Advise and strategize with government and program leadership on ways to improve the security infrastructure, requiring multi-dimensional problem solving and ingenuity with impact on multiple aspects of the mission.
• Provide briefings to program/project leadership, government leadership, and other internal stakeholders on security infrastructure status, updates/patches, issues, and/or upgrades.
• Operate and maintain cybersecurity capabilities to include IDS/IPS/Netflow/SIEM/Snort/Linux/Virtualization etc.
• Ensure Compliance standards.

BASIC QUALIFICATIONS:

• Bachelor's degree and 8+ years of professional experience; additional related years of experience is accepted in lieu of a degree.
• 4+ years of technical experience deploying and maintaining cybersecurity tools, especially IDS/IPS capabilities
• Must have certifications that satisfy DoD-8570 IAT Level II
• Must obtain a DOD-8570 CSSP Infrastructure Support certification within 6 months of start
• Demonstrated experience with configuring, maintaining, and troubleshooting cybersecurity infrastructure and capabilities.
• Demonstrated knowledge of network traffic and communications, including known ports and services.
• Hands-on experience with the Windows and Linux operating system and their respective command line interfaces and scripting shells
• Must have an active TS/SCI clearance

PREFERRED QUALIFICATIONS:

• Experience with automation and orchestration frameworks (ex. Ansible, Puppet, Chef)
• Deep technical understanding of core current cybersecurity technologies as well as emerging capabilities..
• Demonstrated understanding of the life cycle of cybersecurity threats (internal and external), attacks, attack vectors and methods of exploitation with an understanding of intrusion set tactics, techniques and procedures (TTPs).
• 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, Cyber Kill Chain methodology, and/or MITRE ATT&CK framework.
• Prior hands-on experience as a SOC analyst

Original Posting Date: 2024-07-25While 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 $101,400.00 - $183,300.00
The Leidos pay range for this job level is a general guideline only and 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.
About Leidos Leidos is a Fortune 500® innovation company rapidly addressing the world's most vexing challenges in national security and health. The company's global workforce of 47,000 collaborates to create smarter technology solutions for customers in heavily regulated industries. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $15.4 billion for the fiscal year ended December 29, 2023. 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 .
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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.