Network Engineer Sr - E3
Confirmed on the employer's own hiring board on Oct 28, 2026. First seen by Alion on Oct 8, 2026. Lockheed Martin scores A on the Alion truth index.
Standard Job Description
This position is to join the Classified Network Operations Team Supporting LM Aeronautics in Fort Worth, Texas, Palmdale, California or Marietta, Georgia. This position will 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).
The candidate selected will need to be a self-starter, able to work in fast paced environment and display strong communication skills as well as administer and maintain network infrastructure across multiple platforms. They will support day to day maintenance of hardware appliances such as Cisco Switches, Palo Alto and Juniper Firewalls and type 1 encryption. Candidate will support networking tools such as Cisco ISE, Cisco DNA Center and Cisco Call Manager. Also will be responsible for planned infrastructure upgrades, installation and cabling of network equipment.
This position is on-site 4/10A Monday through Thursday in Fort Worth, Texas, Palmdale, California or Marietta, Georgia with rotating on-call support and occasional travel.
Basic Qualifications
- 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
- Have 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
Desired Skills/Qualifications:
- 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.
Desired Skills
- One of the following: CCNA/CCNP, JNCIA, Palo Alto PNCSA
- General knowledge of DISA STIGs and hardening methods
- Familiar with Cisco ACI and Cisco DNA Center
- Experience with configuring and troubleshooting LAN and WAN connections
- Ability to create and update network diagrams using Microsoft Visio.
Pay Information
Full-Time Salary Range: $85300.00 - $158300.00
At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow-both professionally and personally.
The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.
Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.
- Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
- For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.