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Haley Bridge

Haley Bridge

via Talents By Vaia

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[Remote] Senior Windows System Engineer

Anywhere
full-time
Posted 10/11/2025
Verified Source
Key Skills:
Windows Infrastructure
Microsoft 365 (Exchange Online, Azure AD)
Email Security Protocols (SPF, DKIM, DMARC)
Azure AD Conditional Access
PowerShell Automation
Infrastructure Security
MSP Management
Stakeholder Management
Compliance Frameworks (FINRA, SEC, ISO27001, NIST)

Compensation

Salary Range

$110K - 140K a year

Responsibilities

Lead infrastructure audits, manage MSP transition to in-house, architect and optimize Microsoft 365 email and security infrastructure, and establish best practices.

Requirements

Senior-level hands-on Windows Infrastructure Engineering experience with Microsoft 365, email security, Azure AD, PowerShell, MSP management, and compliance exposure in regulated industries.

Full Description

Note: The job is a remote job and is open to candidates in USA. Haley Bridge is a highly reputable New York based Financial Services organisation, looking to hire an accomplished Senior Windows Infrastructure Engineer. The role involves taking full ownership of all Infrastructure Engineering, Azure Cloud, and Infrastructure Security projects firm-wide, as well as managing the transition from outsourced services back in-house. Responsibilities • Your first task will be to work with senior stakeholders to conduct a full audit of the current Infrastructure set-up, covering full infrastructure and infrastructure security. • Once this audit is completed, you will then play an instrumental role in bringing everything in-house and moving away from the MSP. • This will involve fully utilising your hands-on Windows Engineering skills. • Selected tasks will include: managing the MSP relationship, serving as the Microsoft 365 (Exchange Online, Azure AD and enterprise email security) subject matter expert, architecting, implementing and optimising mail flow, routing and security policies, implementing SPF, DKIM, DMARC and secure email gateways, designing Azure gateways, providing enhanced troubleshooting for email security, working with security teams to integrate Microsoft 365 with SIEM and DLP and establishing best practice and documentation across the Infrastructure space. Skills • Ambitious, entrepreneurial, go-getting mindset – proven ability to work in both a hands-on technical capacity and alongside senior stakeholders making complex decisions • Confident of leading migrations and projects in a very fast-paced, dynamic, constantly evolving environment, preferably in a small to medium sized firm • Proven background gained in a senior Windows Infrastructure Engineering position- hands-on experience in managing infrastructure engineering and security fully in-house • Previous experience of working with an MSP, ideally with a view of exiting them from a business, very highly regarded • Exceptional stakeholder management and leadership/mentoring skills • Multiple years of hands-on experience in Windows, Microsoft 365 and messaging infrastructure • SME level skills in Exchange Online, mail routing and email security protocols • Detailed hands-on experience in Azure AD, Conditional Access and Powershell automation and administration • Exposure to Compliance Frameworks (FINRA, SEC, ISO27001, NIST) • Experience in the Financial Services industry sector is highly regarded, or if not, working in a heavily regulated industry sector is a must Company Overview • Haley Bridge is a technology recruitment specialist and provides recruitment solutions and consulting services. It was founded in 2017, and is headquartered in London, England, GBR, with a workforce of 2-10 employees. Its website is https://www.haleybridge.com.

This job posting was last updated on 10/13/2025

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