Senior Network Engineer

Company: Backstop Solutions Group
Location: Trumbull
Posted on: February 26, 2026

Job Description:

The Senior Network Engineer role is based within the Americas Hosted Data Centre department in Trumbull, CT. The Senior Network Engineer will be responsible for supporting and maintaining IONs regional and global infrastructure. Youll have ownership of your role and projects. You are not siloed into one area. Exposure to lots of varied, complex technologies and great opportunity to learn. You will be a true hands-on generalist that builds a broad and deep skill set. Promotable, dynamic career track with opportunity to get involved in more complex project work. Key Responsibilities: Deploy network infrastructure following established design standards. Perform general maintenance on routers, switches and firewalls. Troubleshoot issues in a complex Internet/Extranet environment. Interact professionally with customers and vendors to determine design requirements. Provide Level 1 through Level 4 network support. Participate in on-call rotation. Provide occasional 1st level server support such as racking and disk swaps. Occasional travel to remote Fidessa Data Centres in the Chicago Area. International Travel to Canada, Mexico, Chile and Brazil (2 weeks a year). Required Skills, Experience and Qualifications: 6 years of network engineering experience in an enterprise environment. Experience configuring Arista routers/switches in both traditional backbone/access layers as well as spine and leaf. Proficient configuring Juniper routers, switches and firewalls via command line interface. Enterprise experience with firewalls such as Checkpoint, Juniper SRX, Palo Alto. In-Depth knowledge of routing protocols: BGP, OSPF, EIGRP, MPLS, PIM, RIP. In-Depth knowledge of Layer2 protocols: STP, 802.1q , VPC, LACP. Experience in hybrid cloud integration and cloud networking. Must have knowledge of traffic engineering and QoS. Proficient with configuring and troubleshooting IPSEC VPNs. Proficient with network packet capture and analysis. Proficient with creating network diagrams with MS Visio. A thorough understanding of TCP/IP. Experience working with Network Monitoring Systems e.g. PRTG, Nagios. Clear, accurate and concise written and verbal communication skills. Strong analytical skills with good attention to detail. Good time management and planning skills. Demonstrated technical leadership skills. Organized and able to use initiative to prioritize work and able to adapt to changing workload priorities. Takes ownership of delegated tasks and sees things through to completion. Enthusiastic and highly motivated. Calmness under pressure and ability to remain focused on service. Ability to create and maintain strong working relationships. Maintain detailed technical documentation, including network diagrams, configuration records, and knowledgebase content. Must have an automobile and be able to drive to Trumbull, CT office. Desired Skills: Arista ACE-L3, CCIE, or demonstrated equivalent experience. Experience with network automation a plus. Experience with automation: Ansible, Python, etc a plus. Fintech, finance, banking experience is a huge plus. Salary Range and Benefits: The estimated salary range is $140,000-175,000. Salary is negotiable depending on experience and skills. Our total rewards program is designed to support employee well-being and professional growth. We offer a competitive benefits package including a discretionary bonus, paid holidays, a 401(k), and comprehensive medical, dental, and vision coverage. Additional benefits include life insurance, short and long-term disability, Commuter FSA, Family Building Benefits, and more. All benefits are subject to eligibility requirements. About us We’re a diverse group of visionary innovators who provide trading and workflow automation software, high-value analytics, and strategic consulting to corporations, central banks, financial institutions, and governments. Founded in 1999, we’ve achieved tremendous growth by bringing together some of the best and most successful financial technology companies in the world. • Over 2,000 of the world’s leading corporations, including 50% of the Fortune 500 and 30% of the world’s central banks, trust ION solutions to manage their cash, in-house banking, commodity supply chain, trading and risk. • Over 800 of the world’s leading banks and broker-dealers use our electronic trading platforms to operate the world’s financial market infrastructure. ION is a rapidly expanding and dynamic group with 13,000 employees and offices in more than 40 cities around the globe. Our ever-expanding global footprint, cutting edge products, and over 40,000 customers worldwide provide an unparalleled career experience for those who share our vision.

Keywords: Backstop Solutions Group, New England , Senior Network Engineer, IT / Software / Systems , Trumbull, Northeast