Senior Systems Administrator

Aechelon Technology, Inc. is a leading producer of 3D simulator content, including Geospecific visual/sensor databases and realistic 3D models. We seek people who share our passion for real-time computer graphics and commitment to our mission of helping make our Nation's pilots safer. We will give you a chance to work with some of the most talented people in the graphics industry.

We seek a skilled

Senior IT Systems Administrator

to play a critical role in managing and securing our IT infrastructure. This position is ideal for a

self-starter

with extensive experience in

hybrid Microsoft environments, security, automation, and troubleshooting.

The ideal candidate will have

expertise in managing Hybrid Active Directory, Microsoft Exchange, Proofpoint email security, Microsoft Defender for Endpoints, and Windows Server environments , along with strong problem-solving skills and attention to detail..

The Hybrid Work requirement for this role consists of 2 days per week in-office at the company's South San Francisco location, while the remaining 3 days per week can be worked remotely from a home office.

United States citizenship required due to restrictions on access to certain data.

Key Responsibilities:

Microsoft Exchange Administration Administer, monitor, and maintain

hybrid Exchange 2016 and Exchange Online Troubleshoot

mail flow, Microsoft Entra Connect, and third-party service integrations

(e.g., NetSuite, ADP, Lever). Administer

Proofpoint email security solutions

to enhance protection against spam, malware, and phishing threats. Plan and execute

system upgrades, patches, and configurations

for optimal performance. Hybrid Active Directory & Entra ID Management

Install, configure, and secure

Domain Controllers (DCs)

and manage

GPOs . Administer

Azure AD Connect

for hybrid AD synchronization and manage

conditional access policies . Windows Server & Infrastructure Administration

Automate and standardize

Windows Server deployment

(physical/virtual). Maintain

Active Directory Certificate Services (AD CS)

for secure communications. Manage

Intel AMT/vPro servers

for remote workstation administration. Administer

Windows Server Update Services (WSUS)

for patch management and compliance. Collaborate with vendors on

new product evaluations and proof of concepts . Dell PowerScale (Isilon) Cluster Administration

Serve as the

primary

administrator for

Dell PowerScale (Isilon) storage . Create and manage

file shares and quotas

according to company policies. Troubleshoot and remediate

hardware failures, performance issues, and connectivity problems . SAN Administration

Manage and maintain the company's Storage Area Network (SAN) infrastructure that utilizes the Quantum StorNext file system. Mount and configure Fibre Channel SAN clients, ensuring seamless integration with existing systems. Troubleshoot SAN-related connectivity, performance, and file-sharing issues. Collaborate with cross-functional teams on optimizing SAN usage for high-performance workflows. Backup Responsibilities & Additional IT Duties

Provide backup support for

physical access control systems (S2 Lenel). Work with cross-functional teams to support

security and infrastructure initiatives .

Required Skills & Experience:

5+ years

managing

Hybrid Microsoft Exchange Server and Microsoft Exchange Online . 5+ years

supporting

Hybrid Microsoft AD & Entra ID

environments. Experience with Microsoft Defender for Endpoints

and enterprise

endpoint security solutions . Proficiency in PowerShell or Python scripting

for task automation. Strong problem-solving and communication skills with the ability to work independently. Bachelor's degree in IT, Computer Science, Cybersecurity , or equivalent experience (6+ years). Preferred Qualifications:

Experience in a

help desk escalation role

for

150+ users . Familiarity with

JIRA, Confluence or Perforce

for IT documentation and issue tracking. Relevant certifications (e.g.,

Windows Server Hybrid Administrator Associate ). SAN Administration experience

is a plus Additional Requirements:

U.S. Citizenship or Permanent Residency (due to export-controlled materials). Ability to

respond to urgent infrastructure needs

and

manage IT service tickets

effectively. Supervisory Requirements:

None

Salary Range: $125,000 - $145,000 USD per hour

The above range is specific to CALIFORNIA and may not be applicable to other locations. The pay scale for this role is between $125,000 - $145,000 per hour. Final compensation is based on factors such as the candidate's skills, qualifications, and experience.

For more information about our company, please visit www.aechelon.com

This position description is not intended to be a complete listing of activities, duties or responsibilities that are required of the employee holding this position. Duties, responsibilities and activities may be changed or others may be assigned at any time by the Company with notice to the employee.

Aechelon Technology is an equal opportunity employer. We are committed to providing access and opportunities to individuals with disabilities. If you are an applicant who is unable to fully utilize/access our application process because of a disability, Aechelon Technology will provide a reasonable accommodation. Please send an email to hr_team@aechelon.com to request that accommodation, and please be sure to include a detailed description of your requested accommodation, your name and preferred method of contact.