Senior Systems Engineer - Network Engineering (On-Call Rotation & Hybrid)
Confirmed on the employer's own hiring board on Oct 29, 2026. First seen by Alion on Oct 29, 2026. Workday scores A on the Alion truth index.
FactSet creates flexible, open data and software solutions for over 200,000 investment professionals worldwide, providing instant access to financial data and analytics that investors use to make crucial decisions.
At FactSet, our values are the foundation of everything we do. They express how we act and operate, serve as a compass in our decision-making, and play a big role in how we treat each other, our clients, and our communities. We believe that the best ideas can come from anyone, anywhere, at any time, and that curiosity is the key to anticipating our clients’ needs and exceeding their expectations.
Network engineers at FactSet have a wide variety of responsibilities across the enterprise’s entire infrastructure. The role primarily consists of designing, implementing, automating, troubleshooting and maintaining FactSet’s various network systems, including but not limited to our LAN, WAN, SAN, Wireless, GTM/LTM, DNS, Cloud Networking, and Market data environments.
This broad range of technologies, coupled with the nature of the position, often result in an engineer being required to quickly [re]acclimate themselves with a technology, become a subject matter expert in that domain, fix the problem/implement a solution and then move on to the next initiative. For those who have the skills and work ethics to thrive in our environment, the position poses a challenging but rewarding and exciting opportunity for engineers to deliver top-tier service to our internal and external clients.
Key Responsibilities:
- Design, Implement and maintain network systems to provide services that successfully integrate into our clients, market data vendors and FactSet’s internal networks
- Monitor and analyze network performance, identify and troubleshoot issues, and recommend solutions to improve network performance and reliability
- Develop and maintain network documentation, including network diagrams, configuration files, and operational procedures
- Work closely with cross-functional teams and stakeholders to integrate new technologies and applications into FactSet’s network infrastructure
- Provide technical support to both internal and external stakeholders/clients and assist in resolving network-related problems in timely and efficient manner
- Train and mentor Junior Network Engineers
- Participate in weekend on-call rotation and provide after-hours support when required
Minimum Requirements:
- Minimum of 5+ years’ experience in Network Engineering Role
- Participate in weekend on-call rotation and provide after-hours support when required
- Critical and in-depth understanding of network protocols, technologies and tools.
- Routing protocols (BGP, EIGRP, OSPF)
- LAN switching (VLAN, STP, MLAG)
- TCP/IP
- Multicast
- VXLAN/EVPN/CloudVision
- Wireshark, Coralogix, gNMI
- Participate in weekend on-call rotation and provide after-hours support when required
Critical Skills:
- In-depth knowledge and expertise of application/network Load Balancers
- Experience with network equipment from major vendors such as Cisco, Arista and Juniper.
- Broader understanding of Cloud Computing technologies like AWS and Azure.
- Strong analytical and problem-solving skills with ability to effectively troubleshoot and isolate technical issues in a timely manner
Desirable / Additional skills
- Competence in the following technologies: Financial industry experience and/or a background in a large enterprise network Experience designing, implementing, and maintaining large multicast network is a plus Competency in programming languages and/or scripting Network operating systems (IOS, IOS-XE, EOS, F5/tmsh) NSX, Infoblox, Linux
- Understanding of modern datacenter stack
- Understanding of public cloud, Private cloud and Hybrid Network Architectures
- Experience with designing, implementing and maintaining networks
- Any experience in building / leading / Mentoring a team is a definite plus
- Excellent communication skills, with the ability to collaborate with technical and non-technical internal and external stakeholders
- Ability to work independently, manage multiple projects, and meet deadlines
- undefined Education and Certifications: Bachelor’s degree in computer science, Information Technology or relevantIndustry certifications, such as CCNP, or CCIE, are desired
The budgeted salary range for this position in the states of Connecticut and New York is $110,000 - 135,000.00
Company Overview:
FactSet (NYSE:FDS| NASDAQ:FDS) helps the financial community to see more, think bigger, and work better. Our digital platform and enterprise solutions deliver financial data, analytics, and open technology to more than 8,200 global clients, including over 200,000 individual users. Clients across the buy-side and sell-side, as well as wealth managers, private equity firms, and corporations, achieve more every day with our comprehensive and connected content, flexible next-generation workflow solutions, and client-centric specialized support. As a member of the S&P 500, we are committed to sustainable growth and have been recognized among the Best Places to Work in 2023 by Glassdoor as a Glassdoor Employees’ Choice Award winner. Learn more at www.factset.com and follow us on X and LinkedIn.
At FactSet, we celebrate differenceof thought, experience, and perspective.Qualified applicants will be considered for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, disability, protected veteran status or other characteristics protected by law. FactSet participates in E-Verify