Description Are you ready to make a significant impact? At Leidos, we are driven by innovation and the success of our diverse and talented teams. We empower our workforce, support our communities, and operate sustainably while delivering unmatched solutions to our customers. Our National Security Sector (NSS) integrates technology, services, and mission software to assist our defense and intelligence clients in defending against global threats.
Your future starts here. The Multi-domain Solutions Division (MDS) within the NSS is seeking an experienced Lead Network Systems Administrator to contribute to an essential cybersecurity program, focused on supporting government-critical systems. This role involves overseeing the development and operation of IT-managed security services, vital for monitoring cybersecurity threats and maintaining situational awareness for the enterprise. This position is in anticipation of a future contract award.
Key Responsibilities: - Drive the design, implementation, security, and upkeep of our enterprise network infrastructure.
- Leverage expertise in network architecture, security, automation, and cloud environments to guarantee high availability and performance.
- Manage network operations, resolve complex issues, enhance performance, and guide IT teams in best practices.
- Utilize in-depth knowledge of routing, switching, firewalls, VPNs, SD-WAN, and cloud networking, complemented by strong leadership capabilities.
- Design, deploy, and maintain advanced enterprise LAN, WAN, SD-WAN, and wireless networks.
- Oversee and optimize network hardware including routers, switches, firewalls, load balancers, and VPN solutions.
- Manage cloud networking across AWS, Azure, and Google Cloud, including hybrid integrations.
- Establish and enforce network segmentation, access control, and zero-trust security frameworks.
- Implement network security best practices and solutions such as firewall policies, IDS/IPS, and NAC.
- Conduct regular network vulnerability assessments and penetration testing for risk mitigation.
- Ensure compliance with various industry standards (NIST, ISO 27001, PCI-DSS, HIPAA, SOC 2).
- Collaborate closely with cybersecurity teams to identify and respond to network threats.
- Monitor network traffic, performance metrics, and bandwidth usage to pinpoint and resolve bottlenecks.
- Automate network configurations and management tasks using tools like Python, Ansible, or Terraform.
- Enhance VoIP, QoS, and video conferencing solutions for top-notch communication.
- Provide mentorship and technical leadership to junior network administrators and IT staff.
- Develop comprehensive network policies, procedures, and documentation to ensure business continuity and scalability.
- Stay informed on emerging networking technologies and advocate for innovative solutions.
- Lead response efforts for significant network outages, security incidents, or performance challenges.
- Troubleshoot complex Layer 2/3 network issues, coordinating resolutions with vendors as required.
- Maintain resilient disaster recovery and failover strategies for network continuity.
Qualifications: - Active Top Secret/SCI (TS/SCI) with Polygraph security clearance required. U.S. Citizenship is mandatory.
- Bachelor's degree with 8 to 12 years of relevant experience, or Master's degree with 6 to 10 years of experience. Doctorate may substitute for experience. Relevant experience may also be considered in lieu of a degree.
Preferred Skills: - Cisco Certified Network Professional (CCNP) or Cisco Certified Internetwork Expert (CCIE).
- Juniper Networks Certified Internet Professional (JNCIP) or Expert (JNCIE).
- Palo Alto Networks Certified Network Security Engineer (PCNSE).
- AWS Certified Advanced Networking - Specialty.
- Certified Information Systems Security Professional (CISSP) with a focus on Networking.
Job Posting Date: March 28, 2025
Pay Range: $89,700.00 - $162,150.00
This salary range is a general guideline and not a guarantee. Various factors influence compensation offers, including job responsibilities, education, experience, skills, and internal equity.