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MetroStar

Sr. Senior System Administrator III (6817)

MetroStar · Washington, DC

Posted 13 days ago · $170,000 – $219,000

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

Is this posting real?

This role has been open
13 days
MetroStar's roles stay open a median of 33 days
Reposted
No
Salary listed
Yes
97% of MetroStar's roles list one
Ghost-job risk at MetroStar
high
39 stale, 20 reposted of 93 open
Hiring momentum
178 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 MetroStar's own greenhouse board since 2026-08-03. Full hiring picture for MetroStar.

About this role

As a Sr. Systems Administrator III, you will be part of a high-performing team delivering technical solutions for the federal government. Your responsibilities include managing and supporting complex infrastructure, specifically Windows Server 2019/2022 and Linux environments, troubleshooting issues, and ensuring operational performance while maintaining customer trust and confidence.

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 MetroStar as an employer.

What you need

  • Active Top Secret clearance with the ability to obtain and maintain SCI access
  • 10+ years of proven experience as a System Administrator or similar IT infrastructure role
  • Strong Windows Server administration experience, including Windows Server 2019 and/or Windows Server 2022
  • Experience administering Active Directory, Group Policy, PKI/certificate services, clustered services, IIS, and core Windows Server roles
  • Experience administering or troubleshooting modern Linux distributions, preferably Ubuntu and/or RHEL
  • Hands-on experience with VMware ESXi, vCenter, vSphere, and/or Microsoft Hyper-V

Nice to have

  • Server+, RHCSA, Microsoft server-focused certification, or equivalent enterprise infrastructure certification
  • Backup, storage, or platform-specific certifications for Veeam, Commvault, Dell/EMC, Pure Storage, HP, Nutanix, or equivalent platforms
  • Bachelor’s degree in Computer Science, Information Technology, or a related engineering field

What you get

  • Health, dental, and vision insurance
  • 401(k) retirement plan with company match
  • Paid time off (PTO) and holidays
  • Parental Leave and dependent care
  • Flexible work arrangements
  • Professional development opportunities

Worth weighing

  • Position requires active Top Secret clearance and the ability to maintain SCI access, which may limit candidate pool
  • Role is designated as essential personnel, requiring work during government shutdowns or emergencies
  • Salary range provided, but final salary depends on various factors including experience and internal equity

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

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

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