Senior Windows System Administrator
Donnelly & Moore Corporation
Our Utility Client in the Bronx, NY is looking for a 12+month HYBRID Windows Administrator contractor to come onsite 2-3 days a week. Must be strong with AD, VMWare, Windows, SQL Server and PowerShell.
Interview Process: MS Teams and then 2nd round FTF interview. MUST BE LOCAL CANDIDATE
TECHNICAL SKILLS
Must Have
- Active Directory
- maintenance of VMware and Windows systems
- Windows Server management
About the Role:
We are seeking a skilled and experienced Windows System Administrator to join our contract IT team. The ideal candidate will have 5–7 years of hands-on experience managing Windows environments and a strong understanding of SQL databases. The selected candidate will be responsible for maintaining, securing, and optimizing our Windows-based infrastructure and supporting SQL systems that are critical to business operations.
Key Responsibilities:
- Administer, maintain, and optimize Windows Server environments (2016/2019/2022).
- Manage Active Directory, Group Policy, DNS, DHCP, and Windows patching. Monitor system performance and troubleshoot hardware, software, and network issues. Implement, support and maintain backup/recovery solutions and disaster recovery plans. Install, configure, and maintain SQL Server environments. Write and optimize SQL queries and scripts for system automation and reporting.
- Collaborate with development and application teams to ensure system compatibility and performance.
- Collaborate with customers, adjacent technical teams and all level of management to address systems issues.
- Maintain security best practices, including system hardening and vulnerability management.
- Produce documentation for system configurations, procedures, and change controls.
Qualifications:
- 5–7 years of experience in Windows system administration in mid to large-scale environments.
- Strong experience with Microsoft SQL Server (installation, maintenance, scripting, performance tuning).
- Proficiency in PowerShell scripting for automation.
- Higher level of familiarity with virtualization technologies (VMware, Hyper-V and Nutanix).
- Understanding of network fundamentals (TCP/IP, firewalls, VPNs).
- Knowledge of ITIL practices and change management processes is a plus.
- Excellent troubleshooting and analytical skills.
- Strong communication and collaboration abilities.
- Detail Oriented
- Customer Outcome Focused
- Customer Engagement
Preferred Certifications
Microsoft Certified: Windows Hybrid Server Administrator
Microsoft Certified: Administrator Associate
CompTIA Security+ or equivalent
Preferred Education
Bachelors Degree
- ...SQL Database Administrator Fulltime opportunity based in the Bronx. As a SQL Database Administrator, the ideal candidate would be responsible... ...environments, from development to mission-critical production systems. Qualifications: ~5+ years of SQL database development...SeniorFull time
- ...We are seeking an experienced Senior SQL Server Database Administrator (DBA) to manage and support enterprise Microsoft SQL Server environments. This role will be responsible for database administration, performance optimization, security, availability, backup and recovery...Senior
- ...burnout — because great talent thrives when supported. Windows Server System Administrator: (Position is In Office NOT Remote). We are seeking... ...Administrator will be considered one of the team’s senior members and will be responsible for fielding complex high...SuggestedWork at office
- Job-ID32125895Reference26-00447 Job Description: The Senior Manager in Statistics responsible for perform statistical activities in clinical trials from protocol development to final study report and statistical activities in drug in-licensing, regulatory filings and...Senior
- ...Overview Come join Payroll Tax Operations (PTO) as a senior payroll tax expert and Subject Matter Expert (SME) on a team responsible... ...and Known Issues (KIs); resolve barriers proactively and bring systemic blockers to M1 with root-cause analysis and a recommended resolution...SeniorHourly payPart timeLocal areaRemote workFlexible hours
- Overview Intuit is seeking highly motivated individuals to join our dynamic team as dedicated year-round TurboTax Retail Experts in one of our TurboTax Retail or Flagship locations across the United States. This unique opportunity combines tax expertise, entrepreneurial...SeniorPart timeLocal area
$80k
...be energized by a multitude of possibilities and a dynamic team. Join us here at Liberty Coca-Cola Beverages LLC. Summary The Senior Account Manager (HORECA) is responsible for prospecting and managing new customers in the HORECA (hotels, restaurants, cafes)...SeniorFull timeLocal area- ...family counseling services;Ability to efficiently and accurately record services provided, including in AWARDS, CARES, or similar systems; PROVIDE A SHORT WRITE-UP ABOUT THE JOB IN YOUR OWN WORDS - DO NOT JUST COPY AND PASTE THE JOB DESCRIPTION YOU RECEIVED FROM THE...SeniorHourly payWork at office
$90k - $120k
...Senior System AdminA leading provider of IT Managed Services in Northern New Jersey is looking... ...initiatives in the area of Systems Administration. Because of the very wide breadth of... ...SkillsAt least 5 years of experience in Windows System AdministrationAt least 5 years...SeniorWork at officeLocal areaRelocation- ...Montefiore Health System, Inc. in Yonkers, NY is seeking an experienced Snowflake Database Administrator to manage and optimize our enterprise Snowflake platforms and AI-ready data lakehouse. The role emphasizes high availability, security, performance tuning, and...Senior
- ...JPMorganChase is seeking a Senior Principal Architect to own target-state architectures for platforms spanning Reference Data, KYC, and Common Trade and Position Data, driving modernization and AI adoption across Finance and Risk processes. The role requires leadership...Senior
- ...JPMorgan Chase & Co. is seeking a Senior Principal Software Engineer to provide deep engineering expertise across agile teams within the Chief Technology Office. You will lead strategic development across products and technology portfolios, delivering trusted, scalable...SeniorWork at office
- ...JPMorgan Chase & Co. is seeking a Senior Principal Architect to own target-state architectures for data platforms spanning Reference Data, KYC, and trade data. You will drive modernization, governance, and AI adoption across a firmwide portfolio and interact with senior...Senior
$82.97k - $110.63k
...ownership, deliver meaningful impact, and help shape the future of AI‑ready connectivity, join us today. The Role The Senior Linux Systems Administrator will design, build, secure, operate, and maintain Linux-based infrastructure supporting a classified federal program....SeniorFull timeTemporary workRemote work$50 - $55 per hour
...Title:: Senior Desktop Engineer (Intune, Citrix, Microsoft 365) Location: Jersey City, NJ Type: Hybrid ( 3 days onsite... ...Bonus The team is looking to add a Level 2/Level 3 Windows Desktop Administrator to support a rapidly growing user base that has more than...SeniorContract work$40.5 - $54.5 per hour
...Overview Come join Payroll Tax Operations (PTO) as a senior payroll tax expert and Subject Matter Expert (SME) on a team responsible... ...and Known Issues (KIs); resolve barriers proactively and bring systemic blockers to M1 with root-cause analysis and a recommended resolution...SeniorHourly payWork at officeLocal areaFlexible hours$107.6k - $198.4k
...effectiveness and efficiency. As an Oracle Senior Consultant at Deloitte, you will help... ...Supply Chain modulesExperience supporting systems strategy, documenting business... ...degree in Supply Chain Management, Business Administration, Logistics, Information Systems, or another...SeniorVisa sponsorship- JPMorgan Chase & Co. is seeking a Principal Infrastructure Engineer in its Data Center Networking group in Jersey City, NJ. You will apply deep expertise in data center networking, routing, and automation to lead high-impact projects and modernize critical infrastructure...Senior
- ...We are seeking a Senior Civil Designer to serve as a critical link between engineering, fabrication, and construction by transforming engineering concepts int accurate, build-ready drawings and deliverables. Duties: • Convert engineering design packages into precise...SeniorContract work
$125k - $175k
Job Title Location 155 Food Center Drive, Bronx, NY, 10474, United States Base Pay $125,000.00 - $175,000.00 / Year Job Category Sales Employee Type Full-Time Manage Others Yes Description Summary Baldor Specialty FoodsSeniorFull time$95k - $115k
...taxes and build long-term wealth. The Role We’re hiring a Senior Tax Associate on a path to Tax Manager . This is a client-... ...Mentor junior staff and review their work Improve internal systems and processes Requirements ~5+ years of tax preparation...SeniorFull time- ...About the job Senior Tax Manager Hybrid: 4 days onsite/1 day remote Responsibilities: Oversee federal and international tax compliance, including annual and quarterly filings, ensuring adherence to local and global tax laws. Develop and manage tax planning...SeniorLocal areaRemote work
$131k - $198k
Position Summary Salesforce Life Sciences Cloud, Senior ConsultantOur Deloitte Customer team empowers organizations to build deeper relationships with customers through innovative strategies, advanced analytics, Generative AI, transformative technologies, and creative...SeniorLocal areaVisa sponsorship$140k - $185k
...and multifamily buildings across NYC and Westchester is hiring a Senior Service Estimator to turn field technician diagnostics and... ...experience in commercial mechanical, HVAC, boiler, or related building systems service workStrong knowledge of commercial boilers, heating...SeniorWork at office- ...OpportunityMust have qualifications:Education and experience requirement(s): A master's degree in social work, public health, health administration, or related field; and three to five years of administrative and supervisory experience operating Scatter Site Housing Program(...SeniorHourly pay
$21 - $21.25 per hour
Assistant Store ManagerHourly rate ranges from $21.00 - $21.25 per hour and is dependent upon qualifications and experience.Benefits include: Company Paid Sick Time, Paid Vacation Time, Paid Holidays, Bereavement Pay, Jury Duty Pay, Contest Prize Awards, 401K Plan with...SeniorHourly payLocal area$101.92k - $131.04k
...Senior Systems Administrator Employment Type: Full Time, Senior-level Department: Legal/IT CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled...SeniorFull timeContract workFor contractorsWork at officeRemote workFlexible hours$150k
...01(k) matching Bonus based on performance Competitive salary Health insurance Paid time off About the Role Join CHOI LAW FIRM as a Senior Litigation Attorney (10+ Years Experience) Fort Lee, NJ | In-Person Lead Complex Litigation. Build Your Practice. Shape the Firm. We...SeniorMonday to Friday$115k - $135k
...They are currently looking to add a Senior IT Support Specialist to their team.... ...and troubleshoot Apple iOS devices and Windows 11 systems. Support Microsoft 365 applications... ...maintenance. Partner closely with executive administrative staff to proactively identify and...SeniorHourly payFull timeWork at officeRemote workWorldwide$160k - $185k
Senior MEP Estimator, Heating & Plumbing SystemsLocation: NYC & Westchester County, NY (in-person, with site visits as needed)Job Type... ...experience, with a focus on commercial heating and plumbing systems service or retrofit workStrong knowledge of commercial boilers,...SeniorFull timeFor contractorsWork at office
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Windows System Administrator. Be the first to apply!
- senior level Bronx, NY
- senior implementation engineer Bronx, NY
- senior medical science liaison Bronx, NY
- senior manager m&a tax Bronx, NY
- senior accountant Bronx, NY
- senior application security Bronx, NY
- senior property accountant Bronx, NY
- senior manager legal Bronx, NY
- senior accountant part time Bronx, NY
- senior activities Bronx, NY








