OneMain Financial Jobs

::: {olk-copy-source="MessageBody"} The Systems Engineer will provide hands-on technical leadership in support of a highly secure, mission-critical environment. This role is responsible for maintaining and securing enterprise Windows infrastructure, leading a small technical team, and ensuring systems meet stringent

government security, compliance, and operational requirements. :::

::: {olk-copy-source="MessageBody"} :::

The ideal candidate has deep experience in Windows administration, endpoint management, and system hardening, along with proven ability to operate effectively in a

cleared environmentsupporting sensitive customer missions.

> Active TS/SCI with Polygraph is required.

Key Responsibilities

• Provide technical leadershipand day-to-day oversight for a small team (fewer than 6 personnel)
• Support and maintain a secure Windows enterprise environmentin accordance with customer policies and security controls
• Serve as a senior escalation point for complex troubleshootingand operational issues
• Prioritize tasks and manage workload in a fast-paced, mission-driven environment
• Collaborate with vendors, government stakeholders, and internal teams
• Develop and maintain accurate technical documentation and system diagrams
• Ensure systems are compliant with DoD and IC security standards
• Identify risks, recommend improvements, and support continuous operational excellence

Required Technical Skills and Experience

• Extensive hands-on experience withWindows systems administration, including:
  • Active Directory
  • Group Policy Objects (GPO)
  • DNS and DHCP
  • Certificate Authorities / PKI
• Strong experience withMicrosoft Endpoint Configuration Manager (MECM/SCCM):
  • Patching and update management
  • Software deployment
  • System and image build processes
• Experience implementing and maintainingsecurity compliance, including:
  • DISA STIGs
  • System hardening and secure baselines
  • AandA (Assessment and Authorization) processes
  • Vulnerability management using tools such as Rapid7
• Excellent troubleshooting, analytical, and problem-solvingskills
• Strong written and verbal communication skills, including the ability to clearly document technical systems and processes
• Experience working in classified environmentsand adhering to security protocols

Desired / Bonus Skills

• Virtualization and infrastructure platforms:
  • VMware (vCenter, NSX, vRealize / Aria, VCF)
• End-user computing and VDI technologies:
  • Citrix XenDesktop, StoreFront, NetScaler
  • Dell Wyse Management Suite, ThinOS 10
• Automation and scripting:
  • PowerShell or other scripting languages
• Identity and data technologies:
  • Microsoft Identity Manager
  • Microsoft SQL clustering
• Networking fundamentals in secure enterprise environments

For more information, or to apply now, you must go to the website below. Please DO NOT email your resume to us as we only accept applications through our website.

https://altuscc.isolvedhire.com/jobs/1740123-240346.html