Senior Tier II Network Technician

Leidos; El Segundo (CA); On-site; USD 92,000 - 167,000; Full time

Job summary

Leidos is seeking a Senior Tier II Network Technician to support the client's computer data communications systems, perform design specifications, testing, and upgrades. The role involves coordinating network operations, troubleshooting, and assisting Tier III engineers on projects.

The ideal candidate will have extensive Cisco/Juniper experience, familiarity with OSPF/BGP, VLANs, and experience with network modeling.

Qualifications

• Requires TS/SCI CI Poly clearance.
• DoD 8140 IAT Level 2 compliance is required.
• Willingness to travel up to 20% of the time.
• Flexible hours, including weekend support.
• Ability to work independently and in a team.

Responsibilities

• Support installation and maintenance of client LAN/WAN devices.
• Respond to incidents and troubleshoot with the team.
• Draft and implement standard network change requests.
• Coordinate with Tier III engineers for projects and site surveys.
• Update topology drawings and asset management records.
• Perform IOS upgrades for Cisco, Juniper, Brocade and Foundry OS.

Skills

Cisco

Juniper

Routing protocols

Layer 2 switching

Layer 3 routing

IOS upgrades

MAC addresses

VLANs

Network topology

Mentoring

COMSEC responsibilities

Team collaboration

Clearance TS/SCI CI Poly

Travel up to 20%

LAN/WAN devices

Education

Bachelor's degree in a technical field

Tools

Visio

ServiceNow

Confluence

TEMS

Job description

Description

The Digital Modernization Sector at Leidos has an opening for a Senior Tier II Network Technician to support the customer’s computer data communications systems, in providing design specifications, testing and inspections for computer networks; plan and implementing upgrades; as well as, analyzing and organizing corresponding hardware and software combined solutions through network modeling.

The job duties of the Senior Tier II Network Technician are as follows:

• The Tier II network field technician will support the installation and maintenance of the client LAN/WAN devices.
• Respond to and resolve incidents, demonstrate troubleshooting skills and communicate with the team.
• Complete assigned tasks within Service Level Objectives/Agreements (SLOs/SLAs).
• Draft and implement standard network change requests.
• Provide support to Tier III network engineers for incident management and projects (site surveys, TEMS, coordinate and install new equipment).
• Perform configuration management functions such as update topology drawings, ensure asset management records are accurate, and conduct inventory.
• Coordinate network operations, maintenance, repairs, or upgrades. (Knowledge of CISCO/Juniper RMA process).
• Layer 1 network experience (CAT5/6, SM/MM Fiber, Serial cables, SFP).
• Layer 2 network experience (ability to configure/troubleshoot switches/routers, MAC addresses, VLANs, port security, applying thin and thick configs.
• Layer 3 network experience (subnetting, familiar with protocols such as OSPF, BGP, HSRP, MPLS, LSP, GRE)
• Configure and troubleshoot layer 2 switching (VLAN’s, Port Security, Thin Configs).
• Perform IOS upgrades for Cisco, Juniper, Brocade and Foundry OS.
• Experience with Visio.
• Familiar with ServiceNow and Confluence.
• Experience mentoring and training junior technical staff
• May have up to 10% COMSEC responsibilities based on site and team needs.

Basic Qualifications

• Required Clearance: TS/SCI CI Poly
• Candidate must have 12 years of experience that can be a combination of work history and education. This equates to a Doctorate and 4 years, master’s and 6 years, bachelor’s and 8 years, associates and 10 years or HS diploma and 12 years.
• Compliance with Department of Defense (DoD) 8140 Information Assurance Technical (IAT) Level 2.
• Available to travel up to 20% of the time.
• Available to work flexible hours, to include weekend support.
• Ability to work independently and in a collaborative environment.

Clearance Required

• All candidates must possess an active TS/SCI with CI Poly at time of consideration.

Broadside

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Pay Range

Pay Range $92,300.00 - $166,850.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.