Senior ITSM Systems Engineer- Mobility
Tetrad Digital Integrity LLC, Washington, District of Columbia, United States
Tetrad Digital Integrity (TDI) is a cybersecurity firm built for high‑consequence environments where mission, complexity, and trust intersect. Our single focus has been delivering cyber solutions to effectively manage risk & the business of cyber for 25 years!
The Senior Systems Engineer for Mobility serves as a subject matter expert responsible for the administration, security, lifecycle management, and reliability of the House’s Unified Endpoint Management - Mobility environment. Supporting approximately 20,000 users, the platform enables secure mobile access to email, calendar, applications, and intranet resources across iOS, iPadOS, Android, and macOS, with a focus on macOS engineering and security within Workspace ONE.
This role ensures secure, reliable mobile services through integration with on‑premises Exchange and Microsoft 365 (Exchange Online), while adhering to security policies and mobility standards.
This position is hybrid with commute to the DC area 3-4 times per week.
Responsibilities
Lead macOS device management within Workspace ONE, including policy design, software distribution, and advanced troubleshooting, ensuring alignment with House security standards
Administer Workspace ONE UEM with full system‑level privileges, including management of administrative accounts, roles, provisioning tokens, compliance policies, and mobile applications
Oversee device enrollment and end‑to‑end lifecycle management for iOS, iPadOS, Android, and macOS platforms
Maintain mobility infrastructure components, including connector services, Hub services, and development environments, ensuring system stability and performance
Partner with Cybersecurity, UEM Security, and SOC teams to identify, assess, and remediate mobile vulnerabilities, including leading response efforts for emerging threats (e.g., iOS vulnerabilities such as DarkSword)
Enforce compliance with mobility security standards, including HISPOL 8.0, HISPUB 8.3 (KNOX), and HISPUB 8.4 (Mobile Data Protection)
Lead advanced troubleshooting and resolution of complex mobility issues, including enrollment failures, KNOX/ABM integration, OS compatibility, and Workspace ONE platform issues
Coordinate cross‑functional engineering efforts with AD Infrastructure, Cybersecurity, and Virtual Systems teams to support system changes, testing, and deployments
Provide authoritative guidance on Apple Business Manager (ABM) requirements, device ownership classifications, Member vs. staff exemption criteria, and vendor onboarding processes, ensuring accurate provisioning within ABM and MDM systems
Serve as the primary mobility subject matter expert for Members, Chiefs of Staff, IT providers, Technology Service Desk, and internal engineering teams
Qualifications
Bachelor’s degree in Computer Science or a related field with 10+ years of relevant experience, or 15–20 years of equivalent professional experience in Mobile Device Management
Proficiency in Workspace ONE UEM administration with 7–8 years of hands‑on experience
Strong experience managing macOS in an enterprise environment using Workspace ONE or comparable MDM platforms (e.g., Jamf, Intune)
Hands‑on experience with macOS configuration profiles, scripting, patching, and security controls
Deep understanding of mobile operating systems and enterprise mobility security frameworks
Demonstrated ability to collaborate across technical teams, including Cybersecurity, Active Directory Infrastructure, Virtual Systems, and UEM
Strong communication skills, with the ability to convey technical information to both technical and non‑technical audiences, including executive leadership
TDI does business with the federal government, which restricts employment to individuals who are either US citizens or lawful permanent residents of the United States.
TDI is an Equal Opportunity Employer. Employment decisions are made based on individual qualifications, merit, and business needs. We do not discriminate in employment opportunities or practices based on race, color, religion, sex, or national origin, in accordance with applicable federal laws.
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The Senior Systems Engineer for Mobility serves as a subject matter expert responsible for the administration, security, lifecycle management, and reliability of the House’s Unified Endpoint Management - Mobility environment. Supporting approximately 20,000 users, the platform enables secure mobile access to email, calendar, applications, and intranet resources across iOS, iPadOS, Android, and macOS, with a focus on macOS engineering and security within Workspace ONE.
This role ensures secure, reliable mobile services through integration with on‑premises Exchange and Microsoft 365 (Exchange Online), while adhering to security policies and mobility standards.
This position is hybrid with commute to the DC area 3-4 times per week.
Responsibilities
Lead macOS device management within Workspace ONE, including policy design, software distribution, and advanced troubleshooting, ensuring alignment with House security standards
Administer Workspace ONE UEM with full system‑level privileges, including management of administrative accounts, roles, provisioning tokens, compliance policies, and mobile applications
Oversee device enrollment and end‑to‑end lifecycle management for iOS, iPadOS, Android, and macOS platforms
Maintain mobility infrastructure components, including connector services, Hub services, and development environments, ensuring system stability and performance
Partner with Cybersecurity, UEM Security, and SOC teams to identify, assess, and remediate mobile vulnerabilities, including leading response efforts for emerging threats (e.g., iOS vulnerabilities such as DarkSword)
Enforce compliance with mobility security standards, including HISPOL 8.0, HISPUB 8.3 (KNOX), and HISPUB 8.4 (Mobile Data Protection)
Lead advanced troubleshooting and resolution of complex mobility issues, including enrollment failures, KNOX/ABM integration, OS compatibility, and Workspace ONE platform issues
Coordinate cross‑functional engineering efforts with AD Infrastructure, Cybersecurity, and Virtual Systems teams to support system changes, testing, and deployments
Provide authoritative guidance on Apple Business Manager (ABM) requirements, device ownership classifications, Member vs. staff exemption criteria, and vendor onboarding processes, ensuring accurate provisioning within ABM and MDM systems
Serve as the primary mobility subject matter expert for Members, Chiefs of Staff, IT providers, Technology Service Desk, and internal engineering teams
Qualifications
Bachelor’s degree in Computer Science or a related field with 10+ years of relevant experience, or 15–20 years of equivalent professional experience in Mobile Device Management
Proficiency in Workspace ONE UEM administration with 7–8 years of hands‑on experience
Strong experience managing macOS in an enterprise environment using Workspace ONE or comparable MDM platforms (e.g., Jamf, Intune)
Hands‑on experience with macOS configuration profiles, scripting, patching, and security controls
Deep understanding of mobile operating systems and enterprise mobility security frameworks
Demonstrated ability to collaborate across technical teams, including Cybersecurity, Active Directory Infrastructure, Virtual Systems, and UEM
Strong communication skills, with the ability to convey technical information to both technical and non‑technical audiences, including executive leadership
TDI does business with the federal government, which restricts employment to individuals who are either US citizens or lawful permanent residents of the United States.
TDI is an Equal Opportunity Employer. Employment decisions are made based on individual qualifications, merit, and business needs. We do not discriminate in employment opportunities or practices based on race, color, religion, sex, or national origin, in accordance with applicable federal laws.
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