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IT Systems Administrator III

Arete Associates
Healdsburg, CA Full Time
POSTED ON 10/3/2025 CLOSED ON 12/17/2025

What are the responsibilities and job description for the IT Systems Administrator III position at Arete Associates?

 
 

At Areté, we are on the forefront of utilizing innovative solutions, with great minds from all backgrounds, to help solve the nation’s most complex security challenges. We strive for an inclusive, collaborative team environment that approaches differences as opportunities for innovation and excellence. As an employee-owned company, we foster an atmosphere that propels diverse career opportunities and professional growth.

Discover your future with us.

Areté is seeking an experienced IT Systems Administrator III to work in our Healdsburg, CA facility. The candidate will report directly to the regional IT Manager and provide support for the day-to-day administrative operations of the IT department. Selected candidates must be eligible to obtain a Top Secret security clearance with SCI access and may be subject to passing a CI Polygraph. The selected candidates will collaborate with other Cyber Security and IT staff members, travel occasionally, and provide some afterhours support. Candidates will also support a variety of information systems at varying levels of complexity on the classified and corporate networks. This is an exempt, non-supervisory, full-time position. 

Primary responsibilities: 

  • Integrating, upgrading, and managing domain services and infrastructure systems in a Microsoft Windows Server environment. 
  • Configuring and administering various line of business applications, IT/Cyber Tools, and other software solutions. 
  • Recommending improvements to the company’s IT services. 
  • Contributing to computer and network security using a variety of security-based products. 
  • Managing data backup and restoration systems for the local facility.
  • Some administration and maintenance of client computers and solutions in various LAN environments.
  • Providing end user support for local office
  • Maintaining software licensing records and providing support to IT budget planning sessions.
  • Mentoring other IT staff and leading technical projects.
  • Other duties, as assigned.

We have an impressive range of benefits, programs, and perks that we offer: 

Health & Wellness:

  • Medical, Dental & Vision Insurance
  • Life and Long-Term Disability (LTD)
  • Vision Reimbursement
  • Fitness Reimbursement

Financial:

  • 401(k) Retirement Plan Contributions
  • Employee Stock Ownership Plan (ESOP)
  • Continuing Education Assistance

Work-Life Balance:

  • Flexible Scheduling
  • Paid Time Off (PTO)
  • Paid Parental and Bereavement Leave

What We Value:

  • Creativity and innovation in solving challenges
  • Integrity and responsibility in all actions
  • Collaboration across teams and specialties
  • Responsiveness in fast-paced environments
  • Passion for national security and excellence

Experiences and Background We Look For:

  • Bachelor’s Degree in an Information Technology related discipline and/or current, applicable industry-standard certifications (MCSA/Azure, CCNA, Security , RHCSA); 
  • Minimum of 5 years working as a Windows System Administrator, Linux Systems Administrator, Network Administrator or similar role; 
  • Must have or be able to obtain a Security CE or equivalent certification for DoD 8140/8570 IAT Level II or higher within 90 days of employment; 
  • Proficiency with domain services utilizing Windows Server including Active Directory, DNS, Group Policy, DFS, and DHCP. 
  • Advanced IT troubleshooting skills and experience. 
  • Strong interpersonal skills, ability to work autonomously and on a team. 
  • Strong written communication skills and the ability to produce technical documentation. 
  • Must be able to lift 25 pounds.

Nice to have:

  • Active Top Secret security clearance; 
  • System administration of Red Hat Enterprise Linux 8 or later. 
  • Experience in one or more of the following: Microsoft 365, Azure or AWS Administration, SharePoint, Veeam Backup & Replication, or SCCM Configuration Manager 
  • Familiarity with classified information system Cyber Security tools and technologies (Nessus/ACAS, SCAP Compliance Checker, DISA STIGs). 
  • Experience collaborating with Cyber Security professionals

The salary range for this role is $85,000 to $115,000; however, Arete considers several factors when extending an offer of employment, including but not limited to: the position and associated responsibilities, a candidate’s work experience, education/training, and key skills.

Other Considerations

Areté is committed to the principles of equal employment opportunity and nondiscrimination, and we believe every person has the right to be treated with fairness, dignity, and equal consideration. 

Areté is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, marital status, national origin, age, veteran status, disability, or any other characteristic protected by applicable federal, state, or local law.

U.S. citizenship is required to meet position eligibility.
 
Successful passage of a criminal background screen is required to meet position eligibility. 

Selected applicants will be subject to a government security investigation and must meet eligibility requirements for access to classified information.

Areté will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of the Los Angeles Fair Chance Initiative for Hiring.

Successful passage of a Department of Transportation (DOT) drug test is required to meet position eligibility.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access our website because of your disability. To request an accommodation, please contact Areté Human Resources at 818-885-2200 for assistance.

 

Salary : $85,000 - $115,000

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