System Administrator, macOS

Nakupuna Solutions is seeking a System Administrator macOS. The System Administrator macOS is responsible for installing configuring securing and supporting enterprise Apple macOS systems and related endpoint management technologies to ensure availability performance and security. This role may involve managing GovCloud environments standalone environments and systems connected to external networks such as NIPRNET SIPRNET DREN JWICS and NSA.

The following duties reflect managements definition of essential functions for this job but do not restrict the tasks that might be assigned. Management may assign additional duties and responsibilities at any time due to reasonable accommodation or other reasons.

System Management:

• Install and configure current and legacy macOS systems including system preferences permissions Terminal bash/zsh shell scripting and enterprise endpoint configurations. Ensure configurations comply with C5ISR policies and procedures across DREN NIPRNET SIPRNET JWICS laboratory networks and other supported environments.
• Monitor system performance and availability.
• Implement system security measures review logs and identify issues.
• Administer Apple Business Manager (ABM) Apple School Manager (ASM) Automated Device Enrollment (ADE) Volume Purchase Program (VPP) and Mobile Device Management (MDM) platforms such as Jamf Pro Kandji Mosyle Microsoft Intune or Workspace ONE for zero-touch deployment configuration profiles policy enforcement and device management.
• Provide administration planning and execution support for Amazon Web Services and Microsoft Azure environments.
• Develop automation using bash zsh Python or AppleScript and support software packaging using .pkg and .dmg installers.
• Maintain system documentation.
• Conduct operating system application and security patch management.

Infrastructure Support:

• Configure and maintain storage systems.
• Provision deploy inventory maintain and decommission Apple devices throughout their lifecycle.
• Configure identity integration with Active Directory Microsoft Entra ID (Azure AD) Okta SSO and Platform SSO.
• Support networking services including DNS DHCP VPN Wi-Fi and certificate management.
• Coordinate support requests with the Network Enterprise Center (NEC) regarding provisioning performance resource allocation and related requests.
• Ensure managed systems comply with DISA STIGs SRGs CIS Benchmarks NIST guidance and other cybersecurity requirements while supporting FileVault Gatekeeper XProtect CrowdStrike SentinelOne Apple Silicon (M-series) Intel hardware Apple warranty and AppleCare processes.
• Coordinate with the DREN Network Operations Center (NOC) and Security Network and Identity and Access Management (IAM) teams as required.

Technical Support:

• Provide Tier 2/3 support for macOS hardware operating systems enterprise applications and software conflicts.
• Support ACAS scans IA vulnerability compliance endpoint protection cybersecurity requirements and remediation activities.
• Apply operating system and security patches to maintain compliance.
• Troubleshoot hardware software networking authentication certificate and application issues using root-cause analysis.
• Develop automation workflows maintain runbooks SOPs and knowledge-base documentation communicate technical issues to non-technical users and independently prioritize assigned work.

Education and Experience:

• Bachelors degree in computer science IT or related field
• Required certifications including:
  • Security CE or Apple Certified Support Professional (ACSP) or Apple Certified IT Professional (ACITP)
• Other certifications desired but not required such as:
  • Jamf Certified Technician Administrator or Expert
  • CompTIA A
  • CompTIA Network
  • SecurityX / CASP
  • CCNP Security
  • CISA
  • FITSP-O
  • GICSP
  • SSCP
• 3 years of desktop or endpoint support with macOS administration focus
• Experience with enterprise MDM solutions Apple Business Manager

Clearance Requirements: Active Secret security clearance required. Must be a U.S. citizen.

Location: Adelphi MD

Physical Requirements: The ideal candidate must at a minimum be able to meet the following physical requirements of the job with or without a reasonable accommodation:

• Ability to perform repetitive motions with the hands wrists and fingers.
• Ability to engage in and follow audible communications in emergencies.
• Ability to sit for prolonged periods at a desk and work on a computer.

The Nakupuna Companies use a market-based compensation strategy to ensure that our employees are compensated within applicable market ranges commensurate with multiple factors including but not limited to the individuals particular combination of education knowledge skills competencies and experience as well as contract-specific affordability organizational requirements and position location. The projected compensation range for this position is $115000.00 to $155000.00 (annualized USD). The salary range displayed represents the typical salary range for this position and is just one component of Nakupuna Companies total compensation package for employees.