Columbia, MD · Hybrid
$116K - $210K/yr
Leidos has a new and exciting opportunity for a Senior Network Engineer in our Intelligence Sector ... Optimize end-to-end system performance and dataflow through analysis, monitoring tools, and data ...
Columbia, MD · Hybrid
$116K - $210K/yr
Leidos has a new and exciting opportunity for a Senior Network Engineer in our Intelligence Sector ... Optimize end-to-end system performance and dataflow through analysis, monitoring tools, and data ...
Reston, VA · On-site
$108K - $148K/yr
Our Reston, VA offices is seeking a Senior Network Engineer to support enterprise network ... Support campus, data center, colocation, carrier, ISP, and secure-environment network operations.
Reston, VA · On-site
$108K - $148K/yr
Our Reston, VA offices is seeking a Senior Network Engineer to support enterprise network ... Support campus, data center, colocation, carrier, ISP, and secure-environment network operations.
Laurel, MD · On-site
$116K - $210K/yr
Description Senior Network Engineer Leidos - National Security Sector | Cyber & Analytics Business ... Securing Your Data Beware of fake employment opportunities using Leidos' name. Leidos will never ...
Laurel, MD · On-site
$116K - $210K/yr
Description Senior Network Engineer Leidos - National Security Sector | Cyber & Analytics Business ... Securing Your Data Beware of fake employment opportunities using Leidos' name. Leidos will never ...
Alexandria, VA · On-site
$111K - $152K/yr
The Senior Network Engineer will be responsible for ensuring the stable operation and efficient performance of data networks; monitoring and managing all network hardware and equipment, including ...
Alexandria, VA · On-site
$111K - $152K/yr
The Senior Network Engineer will be responsible for ensuring the stable operation and efficient performance of data networks; monitoring and managing all network hardware and equipment, including ...
$116K - $210K/yr
Senior Network Engineer Leidos - National Security Sector | Cyber & Analytics Business Area Make an ... data, applicable bargaining agreement (if any), or other law.
$116K - $210K/yr
Senior Network Engineer Leidos - National Security Sector | Cyber & Analytics Business Area Make an ... data, applicable bargaining agreement (if any), or other law.
Washington, DC · On-site
$117K - $161K/yr
We are seeking a highly skilled Senior Network Engineer to support an upcoming federal program focused on enterprise infrastructure modernization, Zero Trust implementation, cybersecurity, and ...
Quick apply
Washington, DC · On-site
$117K - $161K/yr
We are seeking a highly skilled Senior Network Engineer to support an upcoming federal program focused on enterprise infrastructure modernization, Zero Trust implementation, cybersecurity, and ...
Washington, DC · Hybrid
$117K - $161K/yr
We are seeking a highly skilled Senior Network Engineer to support an upcoming federal program focused on enterprise infrastructure modernization, Zero Trust implementation, cybersecurity, and ...
Washington, DC · Hybrid
$117K - $161K/yr
We are seeking a highly skilled Senior Network Engineer to support an upcoming federal program focused on enterprise infrastructure modernization, Zero Trust implementation, cybersecurity, and ...
$111K - $152K/yr
The Senior Network Engineer will be responsible for ensuring the stable operation and efficient performance of data networks; monitoring and managing all network hardware and equipment, including ...
$111K - $152K/yr
The Senior Network Engineer will be responsible for ensuring the stable operation and efficient performance of data networks; monitoring and managing all network hardware and equipment, including ...
Columbia, MD · On-site
$116.35 - $210.32/hr
Position Overview Senior Network Engineer provides advanced network engineering support for the ... tools, and data captures, minimizing latency and maximizing throughput. * Design, integrate ...
Columbia, MD · On-site
$116.35 - $210.32/hr
Position Overview Senior Network Engineer provides advanced network engineering support for the ... tools, and data captures, minimizing latency and maximizing throughput. * Design, integrate ...
Annapolis Junction, MD · On-site
$106K - $145K/yr
They are seeking a Senior Network Engineer to design, implement, maintain, and secure network ... big data, cloud, data analytics, data visualization, and data science solutions and services.
Annapolis Junction, MD · On-site
$106K - $145K/yr
They are seeking a Senior Network Engineer to design, implement, maintain, and secure network ... big data, cloud, data analytics, data visualization, and data science solutions and services.
Alexandria, VA · On-site
$111K - $152K/yr
The Senior Network Engineer will be responsible for ensuring the stable operation and efficient performance of data networks; monitoring and managing all network hardware and equipment, including ...
Alexandria, VA · On-site
$111K - $152K/yr
The Senior Network Engineer will be responsible for ensuring the stable operation and efficient performance of data networks; monitoring and managing all network hardware and equipment, including ...
Fort George G Meade, MD · On-site
$115K - $158K/yr
The Sr. Network Engineer-Secret role is an onsite position located in Fort Meade, MD ... CCNP Data Center certification considered. Proven experience designing and implementing complex ...
Fort George G Meade, MD · On-site
$115K - $158K/yr
The Sr. Network Engineer-Secret role is an onsite position located in Fort Meade, MD ... CCNP Data Center certification considered. Proven experience designing and implementing complex ...
Annapolis Junction, MD · On-site
$106K - $145K/yr
The Senior Network Engineer will design, implement, maintain, and secure network systems, ensuring ... big data, cloud, data analytics, data visualization, and data science solutions and services.
Annapolis Junction, MD · On-site
$106K - $145K/yr
The Senior Network Engineer will design, implement, maintain, and secure network systems, ensuring ... big data, cloud, data analytics, data visualization, and data science solutions and services.
Washington, DC · On-site
$150 - $163/hr
Senior Network Engineer (TS/SCI Cleared) Who We Are ThinkTek LLC is a fast-growing Certified SBA 8 ... data, and applicable contract requirements, and may fall outside the posted range. ThinkTek LLC is ...
Washington, DC · On-site
$150 - $163/hr
Senior Network Engineer (TS/SCI Cleared) Who We Are ThinkTek LLC is a fast-growing Certified SBA 8 ... data, and applicable contract requirements, and may fall outside the posted range. ThinkTek LLC is ...
Chantilly, VA · On-site
$107K - $147K/yr
They are seeking a Sr. Network Engineer to plan, design, and implement network services while ... critical data flows. • Provide technical expertise to Operations engineers and technicians ...
Chantilly, VA · On-site
$107K - $147K/yr
They are seeking a Sr. Network Engineer to plan, design, and implement network services while ... critical data flows. • Provide technical expertise to Operations engineers and technicians ...
Columbia, MD · On-site
$103K - $141K/yr
Job Title: Senior Network Engineer Job Category: Information Technology Time Type: Full time ... data throughput through design analysis and network performance monitoring tools. • Manages ...
Columbia, MD · On-site
$103K - $141K/yr
Job Title: Senior Network Engineer Job Category: Information Technology Time Type: Full time ... data throughput through design analysis and network performance monitoring tools. • Manages ...
Washington, DC · On-site
$94K - $150K/yr
GovCIO is currently hiring for Senior Network Engineer for our DOT EITSS proposal. The position is ... Responsibilities Performs day-to-day activities required to manage data services, such as network ...
Washington, DC · On-site
$94K - $150K/yr
GovCIO is currently hiring for Senior Network Engineer for our DOT EITSS proposal. The position is ... Responsibilities Performs day-to-day activities required to manage data services, such as network ...
$91K - $152K/yr
As a Senior Network Engineer, you will serve as one of the County's senior technical resources ... data center connectivity. You will lead implementation projects, troubleshoot complex issues ...
$91K - $152K/yr
As a Senior Network Engineer, you will serve as one of the County's senior technical resources ... data center connectivity. You will lead implementation projects, troubleshoot complex issues ...
Lorton, VA · On-site
$105K - $144K/yr
JOB TITLE: SR NETWORK ENGINEER JOB LOCATION: LORTON, VA WAGE RANGE*: 110.00-115.00 PER HOUR JOB ... Oversee High Speed Guard Cross Domain solution that supports the transfer of data between multiple ...
New
Lorton, VA · On-site
$105K - $144K/yr
JOB TITLE: SR NETWORK ENGINEER JOB LOCATION: LORTON, VA WAGE RANGE*: 110.00-115.00 PER HOUR JOB ... Oversee High Speed Guard Cross Domain solution that supports the transfer of data between multiple ...
New
Columbia, MD · On-site
$103K - $141K/yr
Job Title: Senior Network Engineer Job Category: Information Technology Time Type: Full time ... data throughput through design analysis and network performance monitoring tools. • Manages ...
Columbia, MD · On-site
$103K - $141K/yr
Job Title: Senior Network Engineer Job Category: Information Technology Time Type: Full time ... data throughput through design analysis and network performance monitoring tools. • Manages ...
$116K - $210K/yr
Full-time
Retirement, PTO
Re-posted 15 days ago
8.3
Based on 152 frontline employees who took The Breakroom Quiz
79th of 495 rated business services
At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!
Position Overview
Senior Network Engineer provides advanced network engineering support for the design, integration, optimization, and sustainment of complex enterprise and mission networks. This role focuses on enhancing network performance, implementing scalable solutions, and supporting architectural improvements across LAN, CAN, WAN, and telecommunications environments.
The engineer translates mission and business requirements into secure, high-performing network solutions and collaborates with operations personnel, program management, and engineering teams to ensure reliable network performance in DoD/IC environments.
Primary Responsibilities
Optimize end-to-end system performance and dataflow through analysis, monitoring tools, and data captures, minimizing latency and maximizing throughput.
Design, integrate, configure, deploy, test, maintain, and enhance network devices and infrastructure across LAN, CAN, WAN, and telecommunications systems.
Implement network solutions supporting server and mission requirements, including load balancing, VPNs, firewall contexts, traffic shaping, VoIP, GRE, IPSec, IP encryption, MoIP, and NAT.
Contribute to the design and improvement of network and mission architecture to support evolving partner and mission requirements.
Resolve complex network issues using advanced diagnostic tools such as network analyzers, WAN test equipment, and simulators.
Support network operations by maintaining system documentation, diagrams, and accreditation artifacts while ensuring compliance with ISO 9000 and DoD/IC standards.
Collaborate with engineering teams to support network equipment, system integrations, and infrastructure changes, including conversions and cutovers.
Basic Qualifications
Bachelor's degree in a related technical discipline and twelve (12) years of experience providing network engineering support. Candidates without bachelors degrees will require an additional 4 years of related experience
Information Assurance Technical (IAT) Level I certification in accordance with DoD 8570.01-M.
Demonstrated experience designing, implementing, and maintaining complex network infrastructures.
Experience troubleshooting and resolving advanced network performance and integration issues.
Active TS/SCI with Polygraph clearance
Participate in a rotational on-call schedule (estimated every 4-6 weeks), with flexible team-managed scheduling and guaranteed on-call compensation
Provide primarily remote on-call support; occasional on-site response may be required (rare)
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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:April 8, 2026For 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.
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.
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At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.
It services
10,000+ Employees
Reston, VA, US
