Senior IT Systems, Security Engineer

Defense Unicorns

. Assess unfamiliar customer environments and lead technical implementation plans with the Compliance Lead.

Posted 9/15/2026full-timeRemote • United StatesSenior💰 $148,750 - $201,250 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in configuring and securing Microsoft 365, Azure, and Google environments, along with strong capabilities in mobile device management and endpoint security. Proven ability to lead technical implementations and produce comprehensive documentation in a remote work setting.

Highest-signal resume keywords

Microsoft 365 ConfigurationGoogle Workspace AdministrationMobile Device ManagementEndpoint Security ImplementationTechnical Documentation Production

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Microsoft Entra IDActive DirectoryJamfMicrosoft IntuneWindows ManagementMacOS ManagementIOS ManagementAndroid ManagementNetworkingVulnerability Management

Soft Skills

Technical Decision-MakingEffective Communication

Tools & Technologies

AzureGoogle Cloud IdentityMDM PlatformsUEM PlatformsVPNsFirewallsDNS

Certifications & Qualifications

US Citizenship with CUI Access

Industry Keywords

Technical ImplementationEndpoint ManagementSecurity ControlsRemote AccessAsynchronous Work

Tech Stack

Tools & technologies

AndroidAzureCloudDNSFirewallsiOSJamfMacOS

About the role

Key responsibilities & impact

Assess unfamiliar customer environments and lead technical implementation plans with the Compliance Lead.
Configure and secure Microsoft 365, GCC High, Azure, Entra ID, Active Directory, Google Workspace, Google Cloud Identity, and hybrid environments.
Design, migrate, and operate endpoint-management programs across MDM and UEM platforms, including Jamf and Microsoft Intune.
Implement identity, multifactor authentication, least privilege, endpoint security, logging, vulnerability management, patching, backup, and recovery controls.
Configure and troubleshoot Windows, macOS, iOS, Android, networks, firewalls, VPNs, segmentation, DNS, and secure remote access.
Work with customer IT teams, service providers, and vendors to resolve complex technical issues.
Validate completed work and produce configuration records, diagrams, evidence, and runbooks.
Guide implementation engineers and turn repeatable work into standards, scripts, and automation.

Requirements

What you’ll need

Senior-level experience designing, administering, securing, and troubleshooting varied business IT environments.
Strong hands-on experience with Microsoft and Google environments, including Microsoft 365, Entra ID, Active Directory, and Google Workspace.
Broad mobile device management and unified endpoint management experience across multiple platforms, including Jamf and Microsoft Intune.
Experience managing Windows, macOS, iOS, and Android devices.
Experience with networking, firewalls, VPNs, identity, logging, endpoint protection, vulnerability management, patching, and backup systems.
Ability to lead customer implementations and make sound technical decisions independently.
Ability to explain technical decisions in plain English.
Ability to produce accurate technical documentation and work effectively in a remote, asynchronous environment.
US citizenship with CUI access.
Travel expectations: 10%-25%.

Benefits

Comp & perks

Medical/Dental/Vision
Premiums are 100% Company Paid
Health Savings Account
Life Insurance
Disability Insurance
401k Retirement Plan
Company Stock Options
Home Office Budget
Flexible Time Off (FTO)
Federal Holidays
One week for Thanksgiving
Two weeks for Christmas and New Year's
Paid Parental Leave
Reimbursement for approved trainings/subscriptions
Conferences (travel, lodging, and fees)