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Senior System Engineer Jobs in Trumbull, CT (NOW HIRING)

Pho Prime, LLC

Sr. IAM Engineer

Shelton, CT · On-site

$120 - $170/hr

Subway operates a modern, broker-centered identity architecture: an HRIS-driven identity pipeline ... The Sr. IAM Engineer serves as a senior subject matter expert and co-owner of IAM technical ...

Gartner

Senior Systems Engineer - L2/L2+ Support

Stamford, CT · Hybrid

$111K - $152K/yr

About this Role: Join our IT department as a Sr. Systems Engineer specializing in L2 and L2 ... You'll play a critical role in ensuring system reliability, resolving complex technical issues and ...

Sperry Rail, Inc.

Senior Embedded Engineer

Shelton, CT · On-site

$125 - $140/hr

Senior Embedded Engineer Sperry Rail, Inc. Shelton, Connecticut, United States About this ... We are seeking a Mid-Level Electrical & Software Systems Engineer with hands-on experience ...

Posted today

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Showing results 21-40

All JobsSystem Engineer JobsSenior System Engineer JobsSenior System Engineer Jobs in Trumbull, CT

Senior System Engineer information

See Trumbull, CT salary details

$54.9K

$122.4K

$172.7K

How much do senior system engineer jobs pay per year?

As of Aug 23, 2026, the average yearly pay for senior system engineer in Trumbull, CT is $122,384.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,500.00 and $140,300.00 per year, depending on experience, location, and employer.

What is a senior system engineer?

Senior System Engineers are experienced IT professionals responsible for designing, implementing, managing, and maintaining complex computer systems and networks within an organization. They play a critical role in ensuring the stability, security, and scalability of IT infrastructure. Their tasks often include troubleshooting system issues, optimizing performance, overseeing upgrades, and mentoring junior engineers. Senior System Engineers typically collaborate with other IT teams and departments to support business objectives and technological needs.

What are some common challenges faced by senior system engineers when managing large-scale IT infrastructure projects?

Senior System Engineers often encounter challenges such as coordinating with cross-functional teams, ensuring system scalability, and maintaining high availability during upgrades or migrations. Managing complex environments requires balancing security, performance, and compliance, all while minimizing downtime. Effective communication and proactive planning are crucial to successfully navigating these challenges and delivering robust solutions that meet organizational needs.

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

To thrive as a Senior System Engineer, you need advanced knowledge of system architecture, network administration, and troubleshooting, often supported by a degree in computer science or a related field and several years of experience. Familiarity with tools like VMware, Linux/Windows servers, cloud platforms (AWS, Azure), and certifications such as CompTIA, Cisco, or Microsoft are commonly expected. Strong problem-solving, project management, and communication skills help you lead teams and handle complex technical challenges. These skills are crucial for ensuring system reliability, security, and efficient operation in dynamic IT environments.

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

AspectSenior System EngineerNetwork Engineer
CredentialsBachelor's in Computer Science or related, certifications like CompTIA Network+, Cisco CCNABachelor's in Computer Science, certifications like Cisco CCNA, CCNP
Work EnvironmentDesigning, implementing, and maintaining IT systems and infrastructureDesigning, deploying, and managing network infrastructure and security
Industry UsageIT, technology, enterprise environmentsTelecommunications, IT, enterprise networks
Common Search/ComparisonSenior System Engineer vs Network Engineer

While both roles require networking knowledge and certifications, Senior System Engineers focus on overall system architecture and integration, whereas Network Engineers specialize in network infrastructure and security. The roles often overlap but serve different core functions within IT teams.

What cities near Trumbull, CT are hiring for Senior System Engineer jobs?

Cities near Trumbull, CT with the most Senior System Engineer job openings:

Senior System Engineer jobs near you
Infographic showing various Senior System Engineer job openings in Trumbull, CT as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $122,384 per year, or $58.8 per hour.

Systems Engineer - Hybrid (Remote)

Atlas Technica

Stamford, CT • Remote

Full-time

Re-posted 9 days ago

Job description

Position Name: Systems Engineer - Hybrid
Reports to: Client Technology Manager
Location/Type: Stamford, CT
Status: Non-Exempt

Atlas Technica's mission is to shoulder IT management, user support, and cybersecurity for our clients, who are hedge funds and other investment firms. Founded in 2016, we have grown year over year through our uncompromising focus on service.

We value ownership, execution, growth, intelligence, and camaraderie. We are looking for people who share our Core Values, thrive, and contribute to this environment while putting the customer first. At Atlas Technica, we offer a competitive salary, comprehensive benefits, and great perks to our global Team. We strive to maintain a professional yet friendly environment while promoting professional and career development for our Team Members. Join Atlas Technica now!

We are seeking a Systems Engineer to join our rapidly growing organization. This is a highly technical role providing excellent career development opportunities for the successful candidate. You will be working with other Systems Engineers and Sr. Systems Engineers in a very collaborative environment which allows for very quick technical growth.

Responsibilities:

  • Perform IT Support services to users
  • Use of a ticketing system to manage support queries
  • Maintain documentation and comply with rules and guidelines of the organization
  • Adherence to strict change control procedures

Requirements:

  • 2 years of IT Experience (Desktop Support, Systems Engineering, Systems Administration)
  • End User Support / Desktop Support: Microsoft Windows, Microsoft Office, desktop, and mobile device troubleshooting
  • Strong verbal and written communication skills
  • Support of primarily Microsoft 365 stack (Exchange Online, SharePoint Online, Intune, Azure AD)
  • Systems Administration: Knowledge of Microsoft Windows Server Platforms as well as Active Directory, Group Policy, good if you are familiar with Citrix XenApp
  • Support of Sophos or similar products for endpoint threat management
  • Basic understanding of virtualization platforms such as VMware or Hyper-V
  • Understanding of networking: TCP/IP, LAN / DMZ / WAN, DHCP, DNS, Routing, Switching, and Firewalls
  • Experience working in an MSP environment
  • The candidate must be able to complete all physical requirements of the job, which include but are not limited to, the following; must be able to lift and/or carry up to 50 lbs; stand/sit for extended periods of time; push/pull; climb stairs; stoop, kneel or crouch; use fingers/hands to handle or feel; reach above head or below knee level; and the ability to work around machinery and material handling equipment.

Desirable Qualities:

  • Financial industry experience including familiarity with market vendor applications: Bloomberg, Thompson Reuters, FactSet, CapIQ
  • Significant experience in an MSP environment, particularly utilizing the ConnectWise suite of products
  • Exposure to/ability to support workloads in Azure or AWS
  • Experience with vendors such as Google Workspace, Box, Dropbox, Duo, Okta, AirWatch
  • Experience with and ability to support Citrix XenApp or similar products
  • Experience with cybersecurity solutions such as Carbon Black, Cylance, Crowdstrike, Cyberhat
  • Experience with Mimecast or other mail security gateway solutions such as IronPort or Proofpoint
  • More than a basic understanding of Storage and Virtualization platforms such as Nimble, Pure Storage, NetApp, EMC, VMware, Hyper-V, XenServer

Atlas Technica is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, gender, sexual orientation, gender identity, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.