Sr. Network Technician

About the role

The Digital Sector at Leidos has an opening for a Sr. Network Technician on our layer 2 team to support 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 Sr. Network Technician are as follows

• The Tier 2 network field technician will support the installation and maintenance of the client LAN/WAN devices.
• Respond to and resolve incident tickets.
• Draft and implement standard network change requests.
• Provide support to Tier 3 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 and Layer 2 network experience (CAT5, SM/MM Fiber, Serial cables, SFP).
• Configure and troubleshoot layer 2 switching (VLAN’s, Port Security, Thin Configs).
• Knowledge of Cisco IOS, Juniper JUNOS, Brocade and Foundry OS.
• Familiar (does not need to be a SME) with Layer 3 protocols such as OSPF, BGP, VRRP, HSRP, MPLS, LSP, GRE. Familiar with Visio, ServiceNow, and Confluence.
• May have up to 10% COMSEC responsibilities.

Requirements

• Required Clearance: TS/SCI with Poly
• Candidate must have 16 years of related/relevant work experience that can be a combination of work history and education. This equates to a Doctorate and 8 years of experience OR Masters and 10 years, bachelor’s and 12 years, Associates and 14 years or HS and 16 years.
• Additional required qualifications include: Must be compliant with DoD 8140 Information Assurance Technical (IAT) Level Knowledge of Transmission Control Protocol/Internet Protocol (TCP/IP) and Open Systems Interconnection (OSI) model.
• Working knowledge of basic routing fundamentals.
• Ability to travel up to 10% of the time.
• In order to be considered for this position, you must have a valid driver’s license and an acceptable driving record.
• This position requires office presence a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.

Additional information

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.

Original Posting: November 2, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range $92,300.00 - $166,850.00

The Leidos pay range for this job level is a general guideline only and 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.