Cloud Infrastructure Support Engineer

Siepe•Dallas, TX

6d•Onsite

About The Position

Siepe is seeking a highly experienced Cloud Infrastructure Support Engineer to assume responsibility for the support, administration, security, optimization, and continuous improvement of Siepe’s internal SaaS infrastructure and client-facing cloud environments. This individual will play a critical role supporting developers, DBAs, infrastructure teams, and external clients across more than 20 AWS tenants hosting Siepe platforms. The environment consists primarily of Microsoft Windows infrastructure hosted on AWS EC2, including Active Directory domains, Microsoft SQL Server environments, application and web servers, development and QA environments, and secure networking connectivity using Meraki SD-WAN and domain trust relationships. The ideal candidate will possess expertise in AWS infrastructure operations, Windows Server administration, Active Directory, networking, automation, monitoring, and security best practices. This is a highly visible, hands-on support role requiring strong operational discipline, communication skills, and the ability to work effectively in a fast-paced financial technology environment.

Requirements

Extensive experience supporting enterprise Windows infrastructure environments hosted in AWS.
Experience administering large-scale EC2-based environments and multi-tenant cloud infrastructures.
Advanced knowledge of Microsoft Active Directory, including domain trusts, GPOs, DNS, DHCP, DFS/DFSR, and identity management.
Networking expertise including Layer 3 routing, firewall administration, VPN technologies, and SD-WAN connectivity.
Experience supporting Microsoft SQL Server, Windows application servers, and web server environments.
Strong understanding of vulnerability management, patching, backup systems, monitoring platforms, and operational security best practices.
Experience with SAML2, Single Sign-On (SSO), Identity Providers (IdP), and secure remote access solutions.
Experience with automation and scripting tools including PowerShell and Terraform.
Excellent troubleshooting, communication, organizational, and documentation skills.
Ability to manage multiple environments and competing priorities in a fast-paced operational environment.
Experience working within Managed Service Provider (MSP) environments.
Candidates must be highly organized, detail-oriented, and capable of independently managing operational responsibilities.
This is a hands-on engineering role requiring both technical depth and strong customer-facing communication skills.

Nice To Haves

Experience supporting alternative investment management or financial services organizations.
Familiarity with Meraki networking technologies and SD-WAN deployments.
Experience with AWS cost optimization and cloud governance initiatives.
Familiarity with SOC 2 Type II operational and security controls.
Experience with monitoring platforms, endpoint management tools, and operational automation.
Exposure to DevOps methodologies and CI/CD environments.

Responsibilities

Support and administer over 20 AWS tenant environments hosting Siepe SaaS platforms and client infrastructure.
Manage approximately 400 EC2 instances and supporting AWS infrastructure, primarily Windows-based systems.
Perform all infrastructure adds, moves, changes, upgrades, and decommissioning activities across client and internal environments.
Deploy new client environments as new customers are onboarded.
Ensure systems are properly monitored, patched, backed up, secured, and maintained to meet operational and compliance requirements.
Run weekly infrastructure health checks and proactively identify operational risks or performance concerns.
Identify opportunities to reduce cloud operating costs by removing unused resources, rightsizing systems, and improving resource utilization.
Manage Microsoft Active Directory environments across multiple AWS tenants and trusted domains.
Maintain Group Policy Objects (GPOs), DNS, DHCP, DFS/DFSR, domain trusts, and role-based access controls.
Manage all user access, permissions, authentication, and security policies.
Work with clients to configure secure external access solutions using SAML2, Single Sign-On (SSO), Identity Providers (IdP), VPNs, and related authentication technologies.
Ensure vulnerabilities are identified, tracked, remediated, and documented in a timely manner.
Maintain security best practices across Windows servers, networking, and cloud infrastructure.
Assist with annual SOC 2 Type II audits, evidence collection, remediation tracking, and operational compliance initiatives.
Escalate systemic risks, recurring issues, or infrastructure improvement opportunities to the Infrastructure leadership team.
Provide advanced infrastructure support to developers, DBAs, QA teams, and technical leads.
Troubleshoot complex application, networking, authentication, and infrastructure-related issues.
Collaborate directly with clients to support connectivity, integrations, onboarding, and environment troubleshooting.
Support hybrid networking and connectivity between AWS environments and Siepe corporate infrastructure using Meraki SD-WAN.
Utilize scripting and Infrastructure as Code (IaC) tools such as PowerShell and Terraform to automate operational tasks and environment deployments.
Leverage AI tools and automation technologies to improve operational efficiency, accelerate issue resolution, and streamline infrastructure management.
Maintain and continuously update system documentation and operational knowledge bases to ensure accuracy and operational readiness.
Track all work activities, project updates, service requests, and time entries within ConnectWise PSA.
Provide weekly status reports to technical leads and management teams outlining progress, operational issues, risks, and remediation activities.

Benefits

Competitive Compensation Packages, including Annual Performance-Based Bonuses
401(k) Retirement Plan with company match
Employee Referral Program
Comprehensive Health, Dental, Vision, and Life Insurance
Flexible plans tailored to support individuals and families
Annual investment in your Learning & Development goals
On-the-job exposure to innovative technologies and financial strategies
Growth opportunities in a collaborative, fast-paced environment that values continuous improvement
Flexible Time Off (FTO)
Flexibility to recharge and maintain work-life balance
Daily meal delivery allowance when working from the office
Monthly Celebrations and Quarterly Offsite Events
Annual Holiday Party