Sr IT Support Specialist

Hermeus is a venture-backed defense aviation company reclaiming the lost art of rapid iterative prototyping to build the fastest aircraft in the world today. By prioritizing relentless hardware iteration, we deliver high-speed systems at the pace of the modern battlefield. We work with the Department of War to provide the high-speed capabilities our nation and its allies need to maintain a durable, asymmetric advantage.

As a Senior IT Support Specialist
, you will be a senior individual contributor and the hands-on technical anchor for daily IT operations. You will resolve the issues no one else can, mentor junior staff, and own the technical layer beneath the service desk: endpoint management, identity, and endpoint security. We are looking for someone who does not just close tickets buteliminatesthe work behind them, automating manual processes with Power Shell, replacing one-off fixes with repeatable procedures, and maturing how IToperatesas we scale.

You will partner closely with our Cyber, Networking, and People teams on work that crosses team boundaries.

This role reports to the IT Service Desk Manager and is based on site at our Atlanta, GA office. Two shifts are available, 7:00am to 4:00pm or 9:00am to 6:00pm, with flexibility based on team coverage. After 60 days, you are eligible for one fixed work-from-home day per week (Mondays). Travel to other

Hermeussites runs roughly oneto two trips per quarter to support projects and operations.

• Service Desk & Escalations

  • Provide senior-level, hands-on support for daily service desk operations, including ticket intake, prioritization, documentation, and resolution.
  • Troubleshoot and resolve complex hardware, software, and operating system issues across Windows, macOS, and Linux.
  • Serve as the senior technical escalation point for issues the team cannot resolve, driving them to closure before engaging vendors or engineering.
  • Own problem management: run root cause analysis on recurring and high-impact issues and drive corrective actions to completion.
  • Participate in a weekly on-call rotation as the after-hours escalation point for critical incidents, maintenance windows, and test campaigns.
  • Mentor and develop junior IT support staff through ticket review, coaching, and knowledge transfer.

  Endpoint & Device Management

  • Own endpoint management for the Windows and macOS fleet:
    Intune policy, Autopilot, golden image maintenance, compliance policies, and patch rings.
  • Administer Apple Business Manager for macOS enrollment, app distribution, and configuration profiles.
  • Administer RMM tooling (Ninja Oneor equivalent) for monitoring, patching, scripted remediation, and software deployment.
  • Deploy, configure, and support desktops, laptops, mobile devices, peripherals, conference room AV equipment, and office copiers and printers.
  • Own IT asset lifecycle, software license tracking and renewals, and vendor coordination for support cases, RMAs, and orders.
  • Write and maintain
    
    Power
    
    Shell automation for provisioning, reporting, configuration drift remediation, and bulk administrative tasks (Python/Bash a plus).

  Identity, Security & Compliance

  • Administer hybrid identity: on-premises Active Directory, Entra , directory synchronization, Group Policy, Conditional Access, and MFA.
  • Administer Microsoft 365 (Exchange, Teams, One Drive, SharePoint) and supporting Windows Server systems.
  • Own technical onboarding and offboarding end to end, partnering with the People team to streamline and automate it through identity lifecycle tooling (Hire2
    
    Retire /RoboMQor equivalent).
  • Support endpoint security controls including Microsoft Defender, Bit Locker,File Vault, and encryption enforcement.
  • Partner with Cyber on endpoint hardening, vulnerability remediation, and incident response, and ensure compliance with information security, export control, and data privacy requirements.

  Collaboration & Continuous Improvement

  • Troubleshoot foundational networking issues (LAN/WAN, VPN, DNS, DHCP, wireless) and partner with the Networking team on escalations, coverage issues, and site changes.
  • Act as a trusted IT partner to engineering, manufacturing, and business teams.
  • Own the knowledge base andmaintainaccurateSOPs for supported systems and recurring procedures.
  • Identify manual, repetitive, or undocumented processes and mature them into automated, repeatable workflows as the company scales.

• 5+ years of progressive IT support or systems support experience in an end-user or service desk environment,…