Sr. Systems Administrator
Charles Computer Services
Exceptional Service, Endless Improvement, Passionate People, and Honest and Forthright. Guided by our values, we foster a culture of growth, balance, and belonging where every team member can thrive.
Due to continued growth, we are currently seeking to add a Sr. Systems Administrator. In this role, you will provide expert-level support, lead complex technical projects, and be responsible for:
Responsibilities
- Design, implement, and support cloud infrastructure
- Provide support and troubleshooting to resolve technical issues for end users
- Support of Microsoft-related technologies: Windows Server, Office 365/Exchange, SQL, SharePoint, etc.
- Support of virtual environments, including VMware and Hyper-V
- Support backup and disaster recovery solutions
- Configure, install, and support various network devices and services, including WAN and LAN connectivity, routers, firewalls, & security
- Liaise with third-party vendors and other IT personnel for problem-resolution
- Effectively communicate with customers on ticket progress, impending changes, or agreed-upon outages, etc.
- Maintain strong client system documentation, including system reviews and recommendations
- Maintain daily documentation by entering time, expenses, and all work as service tickets in ConnectWise
- Other duties as assigned
Requirements
- Bachelor’s degree or equivalent in the IT field
- MCSE 2012/2016 or VCP 6/6.5 certification (preferred).
- 7+ years of experience in IT (preferred).
- Experience with Cisco, Meraki, Datto, VMware, Office 365, and Mac OS (a plus).
- AWS or Azure experience (a plus).
- Strong communication skills with the ability to collaborate in a team environment.
- High attention to detail and organization, with the ability to manage multiple tasks efficiently.
- Enthusiasm for contributing to the success of a growing company and client base.
Benefits
Charles IT offers a competitive benefits program including Medical, Dental, Vision, Life, Disability, Paid Holidays, PTO, 401K, and bonuses. In addition, we offer free dry cleaning, a fully stocked break room, Friday team lunches, paid training, team-building outings every quarter, professional development and so much more!
Our Commitment to Inclusion:
Charles IT is committed to creating an inclusive environment for all employees. We do not discriminate based on race, color, religion, sex, age, national origin, marital status, disability, veteran status, genetic information, sexual orientation, gender identity, or any other protected category. We welcome and encourage diverse perspectives.
The information contained in this job description is for compliance with the American with DisabilitiesAct (A.D.A.) and is not an exhaustive list of the duties performed for this position.Additionalduties mayberequired.
- ...successful candidate will provide advanced desktop support, maintain system integrity, and assist with IT projects across the organization... ...software package management. Experience with Office 365 administration and support. Excellent communication and interpersonal...SeniorWork at office
- ...System Administrator Orchestrated by adept technical architects with over fifty years of applied expertise, KYNITE is an advanced technology company specializing in the disciplines of: Blockchain, Cloud Services, Big Data & Analytics, Artificial Intelligence, Enterprise...SuggestedWork experience placement
- ...SYSTEMS ADMINISTRATOR | Old Greenwich, CT | Onsite 5 Days/Week About the Role: We are seeking a highly skilled and versatile Systems Administrator to manage our diverse infrastructure environment spanning Windows, Linux, VMware, networking, and cloud platforms. This...SuggestedLocal area
$130k - $150k
...Systems Administrator - Hybrid (Old Greenwich, CT) Full-Time $130-150K Base A growing financial services firm is looking for an experienced Systems Administrator to support its on-prem and virtual infrastructure. This hybrid role involves managing servers, VMware...SuggestedFull timeWork at office- Country United States Date Wednesday, May 13, 2026 Working time Full-time Ref# 20039095 Job Level Individual Contributor Job Type Experienced Seniority Level Associate Currency USD - United States - US Annual Base Salary...SuggestedFull time
- ..., balance, and belonging where every team member can thrive. Due to continued growth, we are currently seeking to add a Systems Administrator to our team! In this role, you will provide crucial support to our clients, serving as both field and escalation support, while...Work at office
- ...of growth, balance, and belonging where every team member can thrive. We are currently seeking to add an Implementation Systems Administrator to our dedicated Projects team to support company growth. In this role, you will focus on delivering large-scale, proactive...Work at office
$77k - $202k
Specialty/Competency: Functional & Industry Technologies Industry/Sector: Not Applicable Time Type: Full time Travel Requirements: Up to 60% At PwC, our people in business application consulting specialise in consulting services for a variety of business...SeniorFull timeH1b- ...on sustaining, operating, and improving essential government systems and services, with proven operational excellence, and a commitment... ...citizenship. This position is remote. The Jr. ICAM System Administrator provides entry‑level operational support for Identity,...Minimum wageFull timeContract workTemporary workWork experience placementRemote workShift work
$131k - $174k
Job Description Summary Combined role with responsibility for assigned ERP Kittyhawk and bolt-on applications' databases and platforms and responsibility for ERP Kittyhawk related application support leadership. The role should be responsible for ensuring high availability...SeniorPermanent employmentContract workFor contractorsRemote workVisa sponsorshipWork visaRelocation packageWeekend work$150k
Job Description Job Description URGENTLY HIRING! Schedule: Monday-Friday Compensation: Salary starts at $150,000 and increases based on years of experience! Signing Bonus: $50,000 Paid upon signing our job offer letter Incentives: Unlimited student...SeniorImmediate startRelocation packageMonday to Friday- ...The Vice President, Senior Database Administrator is responsible for the strategic leadership, architecture, and operational management of... ...security, performance, and scalability of mission-critical data systems while aligning database services with enterprise technology...SeniorWork at officeLocal area
$105k
Job Description Job Description Who: Avant Capital Partners, a privately owned and funded commercial real estate bridge lender with home office in New Canaan, CT. The position: Senior analyst to support origination and underwriting of new loans for commercial...SeniorWork at officeHome office$100k - $300k
...mortgage lending division, you will benefit from robust operational support and access to the Leadling CRM and business development system, empowering you to grow realtor referrals and scale your team. Our platform is designed for entrepreneurial loan officers who are...Senior- ...Sr. Accountant Job Category: Finance Requisition Number: ACCOU001028 Posted: March 30, 2026 Full-Time On-site New Canaan, CT 06... ...statements by gathering and analyzing information from the general ledger system and from departments. Analyzes information by developing...SeniorFull time
- Our client is seeking a Desktop Support Engineer to provide high-touch, white glove IT support within a fast-paced environment. This role is ideal for someone with years of hands-on desktop support experience who thrives in smaller teams, communicates confidently with...Remote work
- ...Job Description The Sr. Patient Relations Partner will be responsible for patient complaint resolution, patient advocacy, service recovery, and quality improvement throughout Stamford Health. The Sr. Patient Relations Partner will provide advocacy and support with...SeniorWork experience placementWork at officeLocal area
$122.25k - $179.3k
...visual language in an entirely new direction as you are cataloging and resolving existing inconsistencies across the product and design system. What You Need You have a bachelor's degree in graphic design, computer science, user experience, human-computer...SeniorRemote work$100.25k - $164.69k
...critical role in safeguarding our organization's information systems and data. You will be responsible for assessing and strengthening... ..., FCRA-compliant background screening, human resource administration and compliance with federal, state and local law. Applicants...SeniorLocal area$176k - $220k
...in a complex business environment. User Support & Infrastructure Expertise: Deep understanding of end-user support, IT systems administration, device and software lifecycle management, service performance, and operational support processes. Operational Excellence...SeniorLocal area$130k - $150k
...Job Description Job Description We are seeking a hands-on Linux Systems Engineer to build, maintain, and scale our on-premise infrastructure. This role is focused on bare-metal Linux systems, with significant ownership across server provisioning, storage, and system...Casual work$176k - $220k
...Station and easily accessible from NYC. Role Overview The Sr. Manager CX Strategy Retention & Loyalty owns the enterprise... ...operating cadence. ~ Bachelor's degree in Marketing, Business Administration, or a related field. ~ MBA or equivalent advanced degree preferred...SeniorContract work$125.93k - $167.91k
...highly skilled Senior Network Engineer to support and maintain a hybrid network infrastructure consisting primarily of on-premise systems with integrated AWS environments. This role is responsible for ensuring the stability, security, and performance of enterprise network...Senior$80k - $90k
Senior Research/Account Manager Ipsos is one of the world's largest research companies and currently the only one primarily managed by researchers, ranking as a #1 full-service research organization for four consecutive years. With over 75 different data-driven solutions...SeniorWork experience placementFlexible hours$176k - $220k
Senior Manager, Corporate Communications – Stamford, CT Be a part of a revolutionary change! At Philip Morris International (PMI), we've chosen to do something incredible. We're totally transforming our business and building our future on one clear purpose – to deliver...SeniorWork at officeShift work$54k - $75k
...approach. The Account Manager (AM or Sr. AM) will service Executive Life Solutions... ...will also be responsible for all administrative activities for assigned employer accounts... ...and output of information in proprietary systems. Maintaining premium accounting transactions...SeniorFull timeWork from homeFlexible hours$149.6k - $187k
...consumer experience outcomes. Drive changes in processes, systems, or programs where needed to support more integrated and effective... ...led by the IQOS and ZYN brands. The U.S. Food and Drug Administration has authorized versions of PMI's IQOS electronically heated tobacco...SeniorTemporary work$45k - $60k
...We are seeking a highly professional, dedicated, and motivated individual to join the team as a Senior Administrative Assistant supporting the GVP and VPs of our Global Conference Operations Team. In this role you will work in a fast-paced environment with highly productive...SeniorWorldwide$176k - $220k
...performance using data from internal and external sources (e.g., shipment, depletions, loyalty, syndicated data, retailer performance systems). Develop and institutionalize post-promotion learning libraries to improve future planning — building on the prior need to...Senior- ...reflecting our world. Job Description Responsibilities The Sr Financial Analyst FP&A will participate in the day-to-day... ...to Sports Group and Corporate leadership Serve as system administrator for the Sports budgeting tool (BPC) Partner with the Controllership...SeniorLocal areaNight shift
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Sr. Systems Administrator. Be the first to apply!
- sr technical product manager Stamford, CT
- senior performance engineer Stamford, CT
- senior manager diversity & inclusion Stamford, CT
- senior robotics software engineer Stamford, CT
- senior customer service Stamford, CT
- senior mainframe developer Stamford, CT
- senior manager m&a tax Stamford, CT
- senior associate vice president Stamford, CT
- senior associate architect Stamford, CT
- senior accountant remote Stamford, CT



