Lockheed Martin · 2 months ago
Network Engineer, Sr / Secret / Onsite: TX
Possible
Full-time
Onsite
Senior Level
$86K/yr - $151K/yr
5+ years expLockheed Martin is a leading aerospace and defense company, seeking a Senior Network Engineer to join their Classified Network Operations Team in Fort Worth, Texas. The role involves supporting classified network infrastructure, performing maintenance and troubleshooting, and ensuring efficient operations across various programs.
AerospaceCyber SecurityMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Support classified network infrastructure covering maintenance, troubleshooting and daily operations supporting all lines of business at Lockheed Martin Aeronautics, including ADP, F-22 and the Joint Strike Fighter Program (JSF)
Support day to day maintenance of hardware appliances such as Cisco Switches, Palo Alto and Juniper Firewalls and type 1 encryption
Support networking tools such as Cisco ISE, Cisco DNA Center and Cisco Call Manager
Be responsible for planned infrastructure upgrades, installation and cabling of network equipment
Qualification
Required
Familiar with DoD Risk Management Framework
Experience with configuration and management of Cisco switches and CUCM
Experience with Cisco Call Manager and Jabber
Experience with configuration and management of Juniper or Palo Alto Firewalls
Minimum 5 years' experience with TACLANEs (IE: KG175s/ KG250)
Candidate must be able to lift 30 pounds
Confident in OSI model, IP addressing and subnetting
5+ years' experience supporting and resolving network related issues
Ability to effectively communicate with other Classified Network Operations team members
Hold a current CompTIA Security+ (or other DoD 8570.01) Certification (or ability to obtain certification)
Demonstrate ability to provide customer focused support building strong relationships with customers, key stakeholders, clearly communicating requirements
Active Secret Clearance (with ability to obtain Top Secret Clearance)
US Citizenship
Preferred
General knowledge of DISA STIGs and hardening methods
Experience with support multi-site architecture
Palo Alto PNCSA or Juniper JNCIA/JNCIS Certification
Familiar with Software Defined networking (Cisco ACI, Cisco DNA Center, etc)
Experience with configuring and troubleshooting LAN and WAN connections
Ability to create and update network diagrams using Microsoft Visio
Benefits
Medical
Dental
Vision
Life Insurance
Short-Term Disability
Long-Term Disability
401(k) match
Flexible Spending Accounts
EAP
Education Assistance
Parental Leave
Paid time off
Holidays
Company
Lockheed Martin
Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$6.06BKey Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M
Leadership Team
Jim Taiclet
Chairman, President & CEO
Craig Martell
Chief Technology Officer
Recent News
2026-01-24
2026-01-22
2026-01-17
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