Senior Network Security Engineer

Job Title: Senior Network Security Engineer

Job Category: IT

Location: Remote

Clearance: Active DoD Secret

This position is REMOTE, however you must reside within the DMV (DC, Maryland, and Virginia) area to be considered.

About SHR

SHR is a premier technology integrator solving our nation's most complex modernization and readiness challenges across the defense, federal civilian, and intelligence markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and AI. With an intimate understanding of our customers' challenges and deep expertise in existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions.

Position Overview

The Senior Network Security Engineer will be engaged in a wide range of cyber security engineering activities, including supporting software and system requirements, design, development, testing, and maintenance. They will provide security and information assurance (IA) support, adhering to the Risk Management Framework (RMF) to ensure the confidentiality, integrity, and availability of information. The ideal candidate will have experience working with cutting-edge network and security technologies, including F5, Palo Alto Networks, Gigamon, and Cisco solutions. This role will involve designing, implementing, and managing secure network infrastructures to protect organizational assets and ensure seamless operations.

Job Responsibilities:

• 
  Network Security Design and Implementation
  
  
  
  1. Design and deploy secure network architectures using:
     
     
     • F5 load balancers (LTM, ASM, or APM).
     
     
     • Palo Alto firewalls (including advanced features such as threat prevention and SSL inspection).
     
     
     • Gigamon traffic visibility solutions.
     
     
     • Cisco networking equipment.
     
     
     
     
  
  
  2. Implement advanced security features and ensure seamless integration across platforms.
  
  
  
  


• 
  Maintenance and Optimization
  
  
  
  1. Perform regular maintenance and upgrades of F5, Palo Alto, Gigamon, and Cisco platforms.
  
  
  2. Analyze network traffic patterns to identify and mitigate security risks.
  
  
  
  


• 
  Incident Response and Troubleshooting
  
  
  
  1. Respond promptly to network and security incidents.
  
  
  2. Conduct root cause analysis for recurring issues and recommend long-term solutions.
  
  
  
  


• 
  Policy and Compliance Management
  
  
  
  1. Develop and enforce security policies aligned with industry standards and regulatory requirements.
  
  
  2. Conduct regular security assessments and audits to ensure compliance with DoD security standards (STIGs, SRGs, SCCA).
  
  
  
  


• 
  Collaboration and Documentation
  
  
  
  1. Collaborate with cross-functional teams for seamless integration of security solutions.
  
  
  2. Document configurations, procedures, and incident resolutions comprehensively.
  
  
  
  

Skill Requirements:

• Proven experience with:
  
  
  1. F5 load balancers (LTM, ASM, or APM).
  
  
  2. Palo Alto firewalls (Panorama experience is a plus).
  
  
  3. Gigamon traffic visibility and analysis tools.
  
  
  4. Cisco networking (routers, switches, and Nexus platforms).
  
  
  
  


• Strong understanding of network protocols (e.g., TCP/IP, BGP, OSPF, VPNs).


• Familiarity with scripting/automation tools (e.g., Python, Ansible) is a plus.


• Experience with RMF guidelines and industry best practices.


• Proficiency in tools such as Visio and Microsoft Office products.


• Exceptional analytical, problem-solving, and communication skills.


• Ability to present technical concepts effectively to senior leadership.

Experience:

• Minimum of 7 years of relevant experience.

Certifications:

• F5 Certified Technology Specialist (CTS)


• Palo Alto Networks Certified Network Security Engineer (PCNSE)


• Cisco Certified Network Professional (CCNP) or similar are highly desirable.

Why Join Us:

At SHR, you will join a team that fosters growth, supports innovation, and encourages continuous learning. You'll have the opportunity to impact significant government initiatives and contribute to national security and public welfare. We offer:

• Competitive compensation.


• Comprehensive benefits.


• Flexible work environment.

SHR is committed to diversity and inclusion, welcoming applicants from all backgrounds. Join us and make a difference!

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