Windows System Engineer (PKI) jobs in United States
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Lighthouse Technology Services · 22 hours ago

Windows System Engineer (PKI)

positionUnited States
timeContract
remoteRemote
senioritySenior Level
money$65/hr - $70/hr
date5+ years exp

Lighthouse Technology Services is partnering with their client to fill the Senior Systems Engineer – Windows (PKI) position, which is a 12+ month contract opportunity. The role involves operating, modernizing, and automating enterprise Windows platforms with a focus on PKI, including managing certificate lifecycle and supporting Windows Server upgrades.

Human ResourcesInformation TechnologyStaffing Agency
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H1B Sponsor Likelynote

Responsibilities

Plan, validate, and execute Windows Server upgrades across production and non-production environments
Design and implement automation workflows for the Windows Server upgrade lifecycle
Support enterprise PKI and certificate services, including issuance, renewal, revocation, and trust distribution
Participate in PKI platform migrations and support decommissioning of legacy ADCS components
Maintain and troubleshoot Windows identity services and Active Directory dependencies
Engineer and support hybrid Windows environments in AWS (e.g., EC2, storage, networking)
Manage and optimize Windows Server roles including IIS, file services, clustering, and core OS features
Create and maintain documentation for upgrade procedures, automation, and PKI architecture

Qualification

Enterprise PKI supportPowerShell scriptingWindows Server upgradesActive Directory knowledgeAWS experienceTroubleshooting skillsClustering knowledgeVirtualization knowledgeInfrastructure monitoringPKI-related certificationsDocumentation skills

Required

Strong experience supporting enterprise PKI and certificate services
Advanced PowerShell scripting skills with a strong focus on automation and operational tooling
Experience performing Windows Server upgrades in production environments
5+ years of hands-on experience with Windows Server (2012 R2 and newer)
Familiarity with PKI platforms such as AppViewX, Venafi, or similar
Experience supporting Windows workloads in AWS, including EC2 and hybrid integrations
Strong understanding of Active Directory fundamentals and identity services
Proven ability to troubleshoot complex OS, PKI, and infrastructure issues

Preferred

Experience migrating from Microsoft ADCS to enterprise PKI platforms
Familiarity with mTLS, application certificate dependencies, and regulated PKI environments
Background in clustering, virtualization, and infrastructure monitoring
Microsoft, AWS, or PKI-related certifications

Company

Lighthouse Technology Services

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Lighthouse Technology Services offers technology staffing services.
dateFounded in 2004
location
Buffalo, New York, USA
people-size51-200 employees
web-link
https://www.lhtservices.com

H1B Sponsorship

Lighthouse Technology Services has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (3)
2023 (3)
2022 (5)
2021 (11)
2020 (1)

Funding

Current Stage
Growth Stage

Leadership Team

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Randy Harris 🏒
CEO
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Company data provided by crunchbase