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System Administrator III w/Top Secret Clearance (Contingent)

Remote, USA Full-time Posted 2026-06-15

A3 Consulting LLC is looking to hire a System Administrator III for our government client. The experienced System Administrator will be responsible for troubleshooting and supporting mission critical systems and applications in a fast-paced operations environment which includes coordinating, configuring, and implementing change management processes across systems. If you have a passion for helping clients and are looking to be a key player in a fast-growing, innovative company, this role is for you. In this job you will:

  • Handle user requests for file corrections, backend file ingestion and processing on Windows and Linux servers with a heavy emphasis on Linux administration.
  • Provide Tier 3 support to helpdesk for end user OPIS support.
  • Monitor data transfers within DCSA network and transmissions to external Agencies.
  • Participate in the development, implementation, and validation of new IT projects, deployments, and initiatives.
  • Assists new hires to learn the entry level roles.
  • Manage UAT testing scenarios that require knowledge of how the OPIS environment operates.
  • Works with developers, test team, and test users to coordinate testing before a project is released to production.
  • Provide oversight to the other members of the team.
  • Handles high priority and high visibility requests as made by the business unit or DCSA ITPMO Federal Leads.
  • Works with federal leads and developer staff on production issues that arise and pulls in stakeholders, as needed.
  • Document procedures, policies, and configurations related to IT systems and infrastructure.
  • Stay current with emerging trends and technologies in the field of IT.

Qualifications for the role:

  • Associate's degree in Computer Engineering, Information Technology, or a related field or equivalent work experience.
  • Minimum five years of experience as a system administrator.
  • Must be willing to work alternating weekday, weekend, and holiday shifts, as this team is a 24x7 operation.
  • Demonstrated communication skills, both written and oral.
  • Highly detail oriented and meticulous.
  • Exemplifies critical thinking and outside-the-box thinking.
  • Self-motivated and proactive.
  • Work well independently and as part of a team.
  • Experience working in a helpdesk-like environment.
  • Security+ certified (or willing to obtain certification).

Security Clearance:

  • Active Top Secret

Salary range:

  • The salary range of this position is $90,000 - $105,000 commensurate with experience and achievement.

Benefit Information:

  • A3 Consulting offers a robust benefits package to include but not limited to medical, dental, and vision benefits, flexible spending and health savings accounts, group life and AD&D, short-term and long-term disability, paid time off, 401k match, paid parental leave, professional development.

A3 Consulting, LLC is an equal opportunity employer. We believe in hiring a diverse workforce and sustaining an inclusive, people-first culture. We are committed to non-discrimination on any protected basis, such as disability and veteran status, or any other basis covered under applicable law. Apply To This Job

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