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System Administrator Skill Level 3

Onyx Point, LLC.
Hanover, MD Contractor
POSTED ON 12/10/2025 CLOSED ON 12/24/2025

What are the responsibilities and job description for the System Administrator Skill Level 3 position at Onyx Point, LLC.?

TO BE CONSIDERED FOR THIS POSITION YOU MUST CURRENTLY HAVE AN ACTIVE TS/SCI WITH POLYGRAPH SECURITY CLEARANCE WITH THE FEDERAL GOVERNMENT. (U.S. CITIZENSHIP REQUIRED).

Responsibilities

  • Provide the daily activities of configuration and operation of IT systems
  • Provide assistance to users in accessing and using IT systems
  • Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems
  • Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.
  • Provide support for the escalation and communication of status to agency management and internal customers
  • Optimize system operations and resource utilization, and perform system capacity analysis and planning
  • Provide in-depth experience in trouble-shooting IT systems
  • Provide detailed analysis and feedback to agency management and internal customers for escalated tickets
  • Provide support for the dispatch system and hardware problems and remains involved in the resolution process
  • Configure and manage primarily Linux/Unix (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance
  • TS/SCI with polygraph clearance
  • CWIP IAT 3 Certification within 6 months of hire (Cyber Workforce Improvement Program- Information Assurance Technical III)
  • 15 years experience as a SA in programs and contracts of similar scope, type, and complexity is required.
  • Bachelor’s degree in a technical discipline from an accredited college or university is required. Five (5) years of additional SA experience may be substituted for a bachelor’s degree.
  • General familiarization with Tenable Nessus Manager - Connect clients, run scans, create vulnerability and compliance scans, upgrade audits and plugins files.
  • Linux - Moderate systems administration knowledge to include installing OS, configuration, patching, identify and fix everyday issues.
  • Trellix E-Policy Orchestrator - General familiarization, update system software, push agents and connect nodes.
  • Windows 10/11, Server 2016/2019/2022 - General IT knowledge to install OS and configure devices, patch vulnerabilities.
  • Windows Active Directory - Run domain controllers, configure users and computers, configure Group Policy in accordance with DISA STIG's, configure DNS and DHCP.

Compensation

We are committed to providing fair and competitive compensation. The salary range for our positions vary depending on accepted contractual position skill level. These salaries fall within the range of $78,000 to $275,000 per year. This range reflects the compensation offered across the locations where we hire. The exact salary will be determined based on the candidate's work location, specific role, skill set, and level of expertise.

Benefits

We offer a comprehensive benefits package, including:

  • Health Coverage: Medical, dental, and vision insurance
  • Additional Insurance: Basic Life/AD&D, Voluntary Life/AD&D, Short and Long-Term Disability, Accident, Critical Illness, Hospitalization Indemnity, and Pet Insurance
  • Retirement Plan: 401(k) plan with company match
  • Paid Time Off: Generous PTO, paid holidays, parental leave, and more
  • Wellness: Access to wellness programs and mental health support
  • Professional Development: Opportunities for growth, including tuition reimbursement

Additional Perks:

  • Flexible work arrangements, including remote work options
  • Flexible Spending Accounts (FSAs)
  • Employee referral programs
  • Bonus opportunities
  • Technology allowance
  • A diverse, inclusive, and supportive workplace culture

Salary : $78,000 - $275,000

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