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Sr. Principal Network Engineer - Top Secret

Northrop Grumman

Sr. Principal Network Engineer - Top Secret

Northrop Grumman logo

Northrop Grumman

full-time

Posted: January 2, 2026

Job Description

Responsibilities will include but not be limited to the following:

Ensure all communication requirements (based on future needs and current usage) are configured to optimize cost savings. Provide regular monitoring, and network analysis, regarding short and long-range planning for [in-house] systems. Design networks, or portions of networks, including the selection of hardware and software packages. Provide incident and service request support in accordance with enterprise SLAs. Develop technical solutions to complex problems which require the regular use of ingenuity and creativity. Support network teams in project designs to clarify project requirements, provide design solutions, in accordance with standards. Perform troubleshooting analysis of network infrastructure and associated systems. Implement and troubleshoot LAN technologies such as VLANs, trunking (port tagging), spanning-tree and protocols. Provide third-level support and troubleshooting of network problems. Work is performed without appreciable direction. Implement and troubleshoot WAN technologies such as EIGRP, BGP, OSPF, and telco circuits (T1, T3, OC3) Manage timely resolution of all critical and/or complex problems meeting SLA requirements Experience with HAIPE/TACLANE and other military COMSEC/CRYPTO equipment and procedures. Experience in the use of network analysis tools (i.e. WireShark, SolarWinds, Opnet, etc.) Experience with Microsoft Office, Visio, Project, PowerPoint and Excel is required Ability to work after hours, and weekends as needed Master's Degree with 6 years of experience; OR a Bachelor's Degree with 8 years of experience; OR an Associate's Degree with 10 years of experience; OR a High School Diploma (or equivalent) with 12 years of IT experience is required Must have a DOD 8570 IAT level 2 baseline certification (example:

Security+ CE) Candidates must have a current and fully adjudicated DOD Top Secret level security clearance (at a minimum) in order to be considered Candidates must have the ability to obtain, and maintain, a Top Secret/SCI level security clearance as a condition of employment Candidates must have the ability to obtain, and maintain, access to Special Programs as a condition of employment Experience designing and maintaining LAN & WAN based networks, managing routing protocols on large LAN environments, and experience with Cisco hardware (routers, switches, and firewalls) Bachelor's degree Network Engineering Active Top Secret/SCI, Polygraph, or SAP/SAR access would be nice to have Network+ certification and/or either a CCNP or a CCIE certification Network design, analysis, and administration of routers, switches, hubs, and firewalls Experience in the use of network analysis tools (i.e. WireShark, SolarWinds, Opnet, etc.) would be nice to have Experience with configuring TACLANES would be ideal Previous experience troubleshooting network procedures and best practices; experience with network challenges associated with systems integration, including COTS integration, capacity analysis and system architecture design Demonstrated leadership skills, or previous management of small teams, would be helpful

Locations

  • Redondo Beach, California, United States

Salary

Estimated Salary Rangemedium confidence

125,000 - 185,000 USD / yearly

Source: rule based estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Required Qualifications

  • Master's Degree with 6 years of experience (experience)
  • OR a Bachelor's Degree with 8 years of experience (experience)
  • OR an Associate's Degree with 10 years of experience (experience)
  • OR a High School Diploma (or equivalent) with 12 years of IT experience (experience)
  • Must have a DOD 8570 IAT level 2 baseline certification (example: Security+ CE) (experience)
  • Candidates must have a current and fully adjudicated DOD Top Secret level security clearance (at a minimum) (experience)

Responsibilities

  • Ensure all communication requirements (based on future needs and current usage) are configured to optimize cost savings
  • Provide regular monitoring, and network analysis, regarding short and long-range planning for [in-house] systems
  • Design networks, or portions of networks, including the selection of hardware and software packages
  • Provide incident and service request support in accordance with enterprise SLAs
  • Develop technical solutions to complex problems which require the regular use of ingenuity and creativity
  • Support network teams in project designs to clarify project requirements, provide design solutions, in accordance with standards
  • Perform troubleshooting analysis of network infrastructure and associated systems
  • Implement and troubleshoot LAN technologies such as VLANs, trunking (port tagging), spanning-tree and protocols
  • Provide third-level support and troubleshooting of network problems
  • Work is performed without appreciable direction
  • Implement and troubleshoot WAN technologies such as EIGRP, BGP, OSPF, and telco circuits (T1, T3, OC3)
  • Manage timely resolution of all critical and/or complex problems meeting SLA requirements
  • Ability to work after hours, and weekends as needed

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Northrop Grumman logo

Sr. Principal Network Engineer - Top Secret

Northrop Grumman

Sr. Principal Network Engineer - Top Secret

Northrop Grumman logo

Northrop Grumman

full-time

Posted: January 2, 2026

Job Description

Responsibilities will include but not be limited to the following:

Ensure all communication requirements (based on future needs and current usage) are configured to optimize cost savings. Provide regular monitoring, and network analysis, regarding short and long-range planning for [in-house] systems. Design networks, or portions of networks, including the selection of hardware and software packages. Provide incident and service request support in accordance with enterprise SLAs. Develop technical solutions to complex problems which require the regular use of ingenuity and creativity. Support network teams in project designs to clarify project requirements, provide design solutions, in accordance with standards. Perform troubleshooting analysis of network infrastructure and associated systems. Implement and troubleshoot LAN technologies such as VLANs, trunking (port tagging), spanning-tree and protocols. Provide third-level support and troubleshooting of network problems. Work is performed without appreciable direction. Implement and troubleshoot WAN technologies such as EIGRP, BGP, OSPF, and telco circuits (T1, T3, OC3) Manage timely resolution of all critical and/or complex problems meeting SLA requirements Experience with HAIPE/TACLANE and other military COMSEC/CRYPTO equipment and procedures. Experience in the use of network analysis tools (i.e. WireShark, SolarWinds, Opnet, etc.) Experience with Microsoft Office, Visio, Project, PowerPoint and Excel is required Ability to work after hours, and weekends as needed Master's Degree with 6 years of experience; OR a Bachelor's Degree with 8 years of experience; OR an Associate's Degree with 10 years of experience; OR a High School Diploma (or equivalent) with 12 years of IT experience is required Must have a DOD 8570 IAT level 2 baseline certification (example:

Security+ CE) Candidates must have a current and fully adjudicated DOD Top Secret level security clearance (at a minimum) in order to be considered Candidates must have the ability to obtain, and maintain, a Top Secret/SCI level security clearance as a condition of employment Candidates must have the ability to obtain, and maintain, access to Special Programs as a condition of employment Experience designing and maintaining LAN & WAN based networks, managing routing protocols on large LAN environments, and experience with Cisco hardware (routers, switches, and firewalls) Bachelor's degree Network Engineering Active Top Secret/SCI, Polygraph, or SAP/SAR access would be nice to have Network+ certification and/or either a CCNP or a CCIE certification Network design, analysis, and administration of routers, switches, hubs, and firewalls Experience in the use of network analysis tools (i.e. WireShark, SolarWinds, Opnet, etc.) would be nice to have Experience with configuring TACLANES would be ideal Previous experience troubleshooting network procedures and best practices; experience with network challenges associated with systems integration, including COTS integration, capacity analysis and system architecture design Demonstrated leadership skills, or previous management of small teams, would be helpful

Locations

  • Redondo Beach, California, United States

Salary

Estimated Salary Rangemedium confidence

125,000 - 185,000 USD / yearly

Source: rule based estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Required Qualifications

  • Master's Degree with 6 years of experience (experience)
  • OR a Bachelor's Degree with 8 years of experience (experience)
  • OR an Associate's Degree with 10 years of experience (experience)
  • OR a High School Diploma (or equivalent) with 12 years of IT experience (experience)
  • Must have a DOD 8570 IAT level 2 baseline certification (example: Security+ CE) (experience)
  • Candidates must have a current and fully adjudicated DOD Top Secret level security clearance (at a minimum) (experience)

Responsibilities

  • Ensure all communication requirements (based on future needs and current usage) are configured to optimize cost savings
  • Provide regular monitoring, and network analysis, regarding short and long-range planning for [in-house] systems
  • Design networks, or portions of networks, including the selection of hardware and software packages
  • Provide incident and service request support in accordance with enterprise SLAs
  • Develop technical solutions to complex problems which require the regular use of ingenuity and creativity
  • Support network teams in project designs to clarify project requirements, provide design solutions, in accordance with standards
  • Perform troubleshooting analysis of network infrastructure and associated systems
  • Implement and troubleshoot LAN technologies such as VLANs, trunking (port tagging), spanning-tree and protocols
  • Provide third-level support and troubleshooting of network problems
  • Work is performed without appreciable direction
  • Implement and troubleshoot WAN technologies such as EIGRP, BGP, OSPF, and telco circuits (T1, T3, OC3)
  • Manage timely resolution of all critical and/or complex problems meeting SLA requirements
  • Ability to work after hours, and weekends as needed

Target Your Resume for "Sr. Principal Network Engineer - Top Secret" , Northrop Grumman

Get personalized recommendations to optimize your resume specifically for Sr. Principal Network Engineer - Top Secret. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Sr. Principal Network Engineer - Top Secret" , Northrop Grumman

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

AerospaceDefenseTechnologyDefense

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