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Senior Network Engineer Jobs in Chester, NH (NOW HIRING)

FirstLight

Core Network Engineer

Manchester, NH · On-site

$105K - $120K/yr

This is a senior-level, hands-on engineering position responsible for designing, deploying, scaling, and supporting FirstLight's carrier-class backbone network. The ideal candidate will have strong ...

FirstLight

Core Network Engineer

Portsmouth, NH · On-site

$105K - $120K/yr

This is a senior-level, hands-on engineering position responsible for designing, deploying, scaling, and supporting FirstLight's carrier-class backbone network. The ideal candidate will have strong ...

Lonza

Network Engineer

Portsmouth, NH · On-site

The Systems Engineer will be responsible for the design, implementation, and maintenance of our critical IT infrastructure, ensuring optimal performance and reliability across our network and server ...

Lonza

Network Engineer

Portsmouth, NH · On-site

The Systems Engineer will be responsible for the design, implementation, and maintenance of our critical IT infrastructure, ensuring optimal performance and reliability across our network and server ...

FedPoint

Network Engineer, Cloud

Portsmouth, NH · On-site

FedPoint is seeking a highly skilled Network Engineer, Cloud to lead critical networking initiatives and help shape a secure, high performing infrastructure across both on premises and cloud ...

PCI Pharma Services

Network Engineer III

Bedford, NH · On-site

We are seeking an experienced Network Engineer III to design, implement, optimize, and support a complex global enterprise network infrastructure. This role will be responsible for maintaining high ...

PCI Pharma Services

Network Engineer III

Bedford, NH · On-site

We are seeking an experienced Network Engineer III to design, implement, optimize, and support a complex global enterprise network infrastructure. This role will be responsible for maintaining high ...

SubCom

Network Engineer (7506)

Newington, NH · On-site

Position Overview The Network Engineer is responsible for monitoring, supporting, and maintaining network and infrastructure across corporate IT, NOC, remote sites, vessel-based systems, and cloud ...

SubCom

Network Engineer (7506)

Newington, NH · On-site

Position Overview The Network Engineer is responsible for monitoring, supporting, and maintaining network and infrastructure across corporate IT, NOC, remote sites, vessel-based systems, and cloud ...

Arista Networks

Network Engineer in Test

Nashua, NH

Who You'll Work With Arista Networks is looking for world-class Software Test Engineers to help us in building the highest quality networking products you can buy. At Arista, you'll spend your time ...

Cogeco

Engineer, Network

Concord, NH · On-site

Liaise with other Network Engineers, Architects, Managers, NOC, Tech Support to deliver end-to-end ... Evaluates and consults with senior management regarding dedicated fiber commercial solutions ...

BAE Systems

Dir I- Network Eng

Merrimack, NH · On-site

Co-own the connectivity architecture with our Platform Engineering group as they build cloud-native ... Act as the senior escalation point for the most complex incidents, and drive root-cause fixes ...

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All JobsNetwork Engineer JobsSenior Network Engineer JobsSenior Network Engineer Jobs in Chester, NH

Senior Network Engineer information

See Chester, NH salary details

$43K

$125.1K

$176.9K

How much do senior network engineer jobs pay per year?

As of Sep 7, 2026, the average yearly pay for senior network engineer in Chester, NH is $125,128.00, according to ZipRecruiter salary data. Most workers in this role earn between $105,100.00 and $144,000.00 per year, depending on experience, location, and employer.

What is a senior network engineer?

Senior Network Engineers are experienced IT professionals responsible for designing, implementing, and managing complex computer networks within organizations. They oversee network infrastructure, troubleshoot issues, ensure network security, and optimize performance. Typically, they lead network projects, mentor junior staff, and collaborate with other IT teams to support business operations. Their expertise covers a range of technologies, including routers, switches, firewalls, and cloud networking.

What does a senior network engineer do?

A senior network engineer builds and maintains data communication networks for a company or organization. As a senior network engineer, you have several years of industry experience and lead a team of junior network engineers and network administrators to ensure both the local area network (LAN) and wide area network (WAN) are functioning properly. Your job duties include installing software and hardware, creating a layout plan for cables, and troubleshooting and solving problems that arise with the networks for which you are responsible.

What are the key skills and qualifications needed to thrive as a senior network engineer, and why are they important?

To excel as a Senior Network Engineer, you need a deep understanding of network architecture, protocols, security, and typically a bachelor's degree in computer science or a related field. Expertise in configuring and troubleshooting routers, switches, firewalls, and experience with tools like Cisco IOS, Juniper, or cloud networking platforms, along with certifications such as CCNP or CCIE, are highly valued. Strong problem-solving abilities, communication skills, and leadership are crucial for designing solutions and collaborating with IT teams. These competencies ensure reliable, secure, and scalable network infrastructures that support critical business operations.

What are some common challenges faced by senior network engineers when managing large-scale network infrastructures?

Senior Network Engineers often encounter challenges such as integrating new technologies into legacy systems, ensuring network security across a growing number of devices, and maintaining high availability while performing upgrades or troubleshooting. Balancing the demands of multiple stakeholders—like IT, security, and business units—can also be complex. Staying updated with evolving protocols and proactively identifying potential performance bottlenecks are crucial parts of effectively managing large-scale environments.

What is the difference between Senior Network Engineer vs Network Administrator?

AspectSenior Network EngineerNetwork Administrator
CertificationsCCNP, CCIE, Cisco certificationsCCNA, CompTIA Network+
Work EnvironmentDesign, implement, and troubleshoot complex networksMaintain and support existing network infrastructure
ResponsibilitiesNetwork architecture, advanced troubleshooting, project leadershipNetwork setup, monitoring, routine maintenance

While both roles involve network management, a Senior Network Engineer focuses on designing and implementing complex network solutions, often leading projects. In contrast, a Network Administrator primarily maintains and supports existing networks, ensuring smooth daily operations.

More about Senior Network Engineer jobs

What cities near Chester, NH are hiring for Senior Network Engineer jobs?

Cities near Chester, NH with the most Senior Network Engineer job openings:

Senior Network Engineer jobs near you
Infographic showing various Senior Network Engineer job openings in Chester, NH as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 13% Part Time, and 6% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $125,128 per year, or $60.2 per hour.

Network Engineer

Synergetics Installation Worldwide, Inc

Portsmouth, NH • Remote

Full-time

Medical, Dental, Life, Retirement, PTO

Re-posted 27 days ago

Job description

We're growing fast, and Synovate is our next-generation Manufacturing Execution System. We need a Network Engineer to help shape both the product and where the company goes from here. This isn't a maintenance role. You'll own real decisions, talk to customers regularly, and have a hand in defining how modern manufacturing operates.

If you like ambiguity, want real ownership, and care about building something useful, keep reading.

Why join us

A growing product with strong market demand

Real ownership over decisions that shape the product and customer experience

Work that sits between software and the physical world: manufacturing, operations, and data

A small, collaborative team that moves quickly

Equity upside as we scale

Overview

We are seeking a Network Engineer to deploy and support network infrastructure for our manufacturing execution system (MES) platform, Synovate. This is a hands-on deployment role—you will travel to client manufacturing facilities to install, configure, and troubleshoot network infrastructure including routers, VPNs, Wi-Fi, and IoT device connectivity. You will work alongside our senior network engineering team, providing critical backup for client implementations while building expertise in industrial network environments. When not deploying, you will contribute to infrastructure automation and internal tooling efforts.

Responsibilities

Client Deployment & Field Support

  • Deploy network infrastructure at client manufacturing sites including routers, switches, WiFi access points, and VPN configurations
  • Configure and troubleshoot WireGuard VPNs and Mikrotik industrial routers for secure client connectivity
  • Conduct customer site surveys and address connectivity challenges in customer factory environments (interference, device placement, network reliability)
  • Troubleshoot IoT device connectivity and ensure reliable communication between edge devices and the platform
  • Serve as backup for the senior network engineer during deployments and escalations
    • Network Operations & Maintenance
  • Monitor and maintain network health across deployed client sites
  • Manage device inventory, firmware updates, and configuration changes
  • Automate Mikrotik network changes where feasible
  • Respond to network incidents and connectivity issues, performing remote diagnostics and onsite remediation when needed
  • Document network configurations, deployment procedures, and troubleshooting runbooks
    • Infrastructure & Automation (Secondary)
  • Contribute to Pythonbased automation tools for network configuration and monitoring
  • Support cloud infrastructure operations in Azure (VMs, networking, identity management)
  • Assist with CI/CD pipelines and infrastructureascode initiatives as the platform matures
    • Required Qualifications
  • Network Engineering: 3+ years handson experience with routers, switches, firewalls, VLANs, and VPN technologies
  • Wireless Networking: Experience deploying and troubleshooting WiFi networks, including site surveys and interference mitigation

    • Benefits: Medical, Dental, Life & ADD, STD, LTD. 401K match. Unlimited PTO.

    Our Commitment:

    Synergetics is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We participate in the E-Verify program following offer acceptance. How to Apply: If you are an experienced consultant or have a consulting-type background, we would love to hear from you! Please submit your resume and a cover letter detailing your relevant experience.

    Synergetics Installations Worldwide is an owner-led management consulting firm and one of the most respected names in implementation consulting. Since 1975, we have completed over 1,800 client engagements, generating more than $9 billion in total EBITDA improvements for a diverse portfolio that includes Fortune 500 companies, Private Equity-backed businesses, and small-to-mid-size enterprises.

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