Penumbrainc

Sr. Systems Administrator

Penumbrainc · Roseville, CA

Posted 24 days ago · $126,000 - $180,000

or apply directly on Penumbrainc's site. We never take the application ourselves.

Is this posting real?

This role has been open
24 days
Penumbrainc's roles stay open a median of 44 days
Reposted
No
Salary listed
Yes
58% of Penumbrainc's roles list one
Ghost-job risk at Penumbrainc
low
0 stale, 2 reposted of 93 open
Hiring momentum
121 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Penumbrainc's own lever board since 2026-08-04. Full hiring picture for Penumbrainc.

About this role

The Senior Systems Administrator will manage and optimize enterprise systems in both on-premises and cloud environments, focusing on performance, security, and scalability. Responsibilities include troubleshooting complex infrastructure issues, automating processes, and ensuring compliance with security policies. The role also involves supporting various Microsoft technologies and virtualization platforms, while collaborating with international teams to enhance infrastructure operations.

Our read on this posting4.4out of 5
benefits
4/5
freshness
4/5
career value
4/5
role clarity
5/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Penumbrainc as an employer.

What you need

  • Bachelor's degree in Engineering, Computer Science, Information Technology, or a related field with 8+ years of enterprise-level systems administration and/or engineering experience
  • 8+ years of experience supporting Microsoft Technologies, including Windows Server, Active Directory/Entra ID, ADFS, DNS, DHCP, PowerShell, Intune, and SCCM/SCOM
  • 5+ years of experience supporting Microsoft Azure IaaS/PaaS and Microsoft 365 services
  • Experience supporting SAN/NAS storage environments
  • Experience with enterprise backup and recovery procedures
  • Strong troubleshooting and problem-solving skills in Windows operating systems and TCP/IP networking

Nice to have

  • Experience administering Linux systems; RHEL experience preferred
  • Windows Server Hybrid Core Infrastructure and Advanced Services certification

What you get

  • Annual base salary range of $126,000 - $180,000
  • Competitive compensation package plus a benefits and equity program
  • Generous benefits package including medical, dental, vision, life, AD&D, short and long-term disability insurance
  • 401(k) with employer match
  • Paid parental leave
  • Eleven paid company holidays per year

Worth weighing

  • No specific mention of remote work flexibility
  • Requires after hours on call support on a rotation schedule
  • General office environment with some physical requirements
  • Salary range provided, but individual compensation varies based on qualifications and location

Summarised from Penumbrainc's posting. Read the full original.

Listed by Penumbrainc on their lever job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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