Leidos logo
Leidos

Leidos is an innovation company rapidly addressing the world’s most vexing challenges in national security and health.

Senior Network Security Engineer

Security EngineerSecurity EngineerFull TimeRemoteSeniorTeam 10,001+Since 1969H1B SponsorCompany SiteLinkedIn

Location

United States

Posted

2 days ago

Salary

$92.3K - $166.9K / year

Seniority

Senior

Bachelor Degree10 yrs expExperience acceptedEnglishCyber SecurityFirewalls

Job Description

Senior Network Security Engineer

Leidos

• Operate and maintain secure network solutions operated as a centralized enterprise capability for the United States Army • Partner with key stakeholders and technical experts to perform legacy environment discovery, assessing current capabilities, configurations, and requirements to provide network firewall migration support for the Army global network • Analyze and understand complex firewall security zones and policies with the ability to transform policies between multiple vendor firewall devices while meeting mission requirements • Support secure access solutions leveraging zero trust network access (ZTNA) including support for creation of new access policies and maintenance of existing policies • Integrate capacity planning and scaling of network and security stack environments into the overall operational support processes and staff • Collect, investigate, and identify network resource management strategies and techniques to meet capacity and performance requirements • Work with information assurance teams and the AGUN cybersecurity service provider (CSSP) to ensure compliance to DoD standards to assist with maintenance of the network security posture • Document designs, diagrams, drawings, and technical narratives using wiki technologies and common diagram and drawing tools

Job Requirements

  • Must currently possess and be able to maintain an active DoD SECRET security clearance
  • Minimum of a Bachelor’s degree with 10+ years' experience or Master's degree with 10+ years of experience (additional years of directly applicable experience may be accepted in lieu of a degree)
  • Require active DoD IAT Level II (i.e. Security+) certification or equivalent prior to start
  • Must obtain and maintain an approved Computing Environment (CE) certification applicable to the supported technology environment within six (6) months of hire
  • Expert understanding of networking and virtualization of firewalls including VSYS in a multi-tenant environment
  • Demonstrated experience with networking concepts such as LAN, WAN, BGP, TCP/UDP, IPSec, VPN, Routing(L2/L3), and firewalls in a virtualized environment
  • Demonstrate experience in one or more of the following enterprise network management tools such as Palo Alto Panorama, Cisco Prime, Cisco DNA, or Junos Space
  • Demonstrate experience in system hardening of network infrastructure to include DoD STIG implementation
  • Must have experience in working with two or more of the following vender network technologies: Cisco, Juniper, Palo Alto, Dell, RAVPN, Global Protect, or AppGate
  • Experience with the following protocols: SFTP, SSH, SCP, MPLS, SNMP, NTP
  • Must be able to work as part of a team to execute troubleshooting and resolve complex network security issues
  • Must have excellent written and verbal communication skills
  • Must be willing to work non-standard shifts to accomplish network migration objectives and goals
  • Must be able to interface with customers
  • Must be willing to travel up to 10% of the time

Benefits

  • Health and Wellness programs
  • Income Protection
  • Paid Leave
  • Retirement

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