Senior Systems Engineer

A TNSer is someone who takes pride in providing excellent service for clients and team members. This individual is engaged, open minded, eager to learn and wants to be a contributing member. Being able to share technical experiences and learning from each other is a key element to our culture. Today, we are seeking a Senior Systems Engineer who has the experience and the desire to join our extraordinary technical team. If you are up for the challenge, this is an opportunity of a lifetime to work with a team that has already earned us a spot on the MSP501 ranking list.

Duties and Responsibilities:

  • Implement projects including, network upgrades, office/workstation relocations, server migrations, firewall and switch installation and configuration, WAP and router configuration, server virtualization, Office 365 migration, and more!
  • Work with Sales Engineering to ensure proper solution delivery and be a representative of the technical team with clients.
  • Provide technical and professional mentorship to junior staff and be an escalation point for challenging technical issues.
  • Update and create documentation for client’s networks and ensure all standard documentation is created and maintained.
  • Collaborate with team members to ensure projects are handled appropriately and open to improve project workflow


  • Bachelor’s degree in IT, MIS, CIS, Computer Science or related field
  • 6+ years of IT industry experience, preferably 2-4 years’ experience implementing projects
  • 3+ years of client-facing technical role and experience communicating with C-Level executives
  • All-star verbal and written communication skills with strong focus on detail
  • Client focused with an ability to maintain relationships and resolve client conflicts
  • Contribute to TNS Private Cloud evolution by quickly learning and adapting new technologies
  • RMM tool familiarity is a plus

Technical Experience:

    • Cisco CCNP (Routing and Switching)
      • Full understanding of all layers of the OSI model
      • Experience with Layer 2/3 switches, including configuration via CLI (Cisco non-SMB)
      • Advanced understanding of the following:
        • LACP/Etherchannel
        • VLAN Management and routing
        • Static and Advanced dynamic routing (i.e. OSPF, BGP)
    • Cisco VOIP
    • Microsoft Windows Server 2008, 2012, 2016
    • VMware and Hyper V
    • VMWare virtual switching (vSwitch)
    • Some working knowledge of WAN transport solutions (i.e. MPLS, VPLS)
    • Advanced working knowledge of enterprise grade firewall platforms (i.e. PaloAlto, Fortinet, Cisco ASA)
    • ConnectWise experience a plus
    • Experience with Microsoft Exchange, 2010, 2013, 2016, Office 365
    • Remote desktop technologies (Windows RDS, Citrix) a plus

The TNS Group is a managed service provider (MSP) based out of Stamford CT and New York City. We provide strategic Information Technology (IT) consulting services in the Tri-State area with an emphasis in Network Management, Infrastructure, Network Security, and Outsourcing. TNS is a recognized presence in the IT industry with a solid reputation for Strategic IT Partnering. We maintain a vibrant corporate culture with a relaxed working environment. We welcome the demands of our jobs and work hard every day to deliver quality client solutions and support service.

Job Type: Full-time 

What We Offer

  • Competitive pay with comprehensive benefits
  • Medical, prescription, dental, vision, flex, life, disability, 401(k) with match
  • Paid vacation, paid parking, education and certification training.
  • Employee referral program and a company wide commission plan for all employees and more.