Who We Are

Sabel Systems Technology Solutions, LLC is a leading solution provider and rapidly growing Information and Communications Technology Company specializing in innovative and agile Digital Engineering and Acquisition Technical Stack design, implementation, and support, Strategy and Policy Development, Financial Management, Software Solutions Development, Requirements Analysis and Training, to name a few. Our client base is mostly in the DoD Federal Government Contracting space and we also partner with prime Government Contractors such as Siemens, Booz Allen, McKinsey and have work in the commercial space as well. We provide clients with large business opportunities and training within our small business agility and people first culture. You will be joining a dynamic and highly motivated team with one goal: "Get quality and secure solutions in the customers hands as soon as possible”.

Who We Need

Position Location

Hybrid – Denver, Colorado (1-2 days in office per week)

Position Overview

The System Administrator is responsible for supporting, maintaining, and improving Sabel Systems’ enterprise IT environment, ensuring high availability, security, and compliance. This role provides direct support to internal staff, manages endpoint systems across Windows and MacOS platforms, and assists in maintaining infrastructure, cloud services, identity systems, and enterprise applications.

This position reports directly to the Manager of Information Technology and works closely with the broader IT and Cybersecurity teams to ensure systems remain aligned with company standards, security requirements, and operational needs.

The ideal candidate has strong technical troubleshooting skills, experience with enterprise device management tools, and familiarity working within a compliance-driven environment such as NIST 800-171 or CMMC. Experience administering MacOS systems in a secure, regulated setting is highly beneficial.

What You'll Do

Key Responsibilities

Endpoint & Device Management

• Administer and support Windows and MacOS endpoint devices in a secure, compliant environment.
• Configure and manage device management tools (e.g., Intune, JAMF, or similar) to enforce security policies, updates, and application deployments.
• Maintain secure baselines, perform system hardening, and ensure compliance with DoD and NIST-aligned policies.

User & Technical Support

• Provide Tier 1–3 technical support for hardware, software, authentication, and system-related issues.
• Onboard and offboard users, including account provisioning, device setup, and access management.
• Assist staff in resolving issues related to productivity tools, collaboration systems, and core enterprise applications.

Systems & Infrastructure Operations

• Support identity and access management systems (Microsoft 365, Azure AD/Entra ID, MFA, SSO).
• Assist with managing cloud environments, virtual machines, and network resources.
• Perform routine system maintenance, monitoring, patching, and performance tuning.

Security & Compliance

• Work with Cybersecurity staff to ensure systems conform to NIST SP 800-171, CMMC, and internal security standards.
• Maintain accurate asset records, system configurations, and documentation.
• Support vulnerability remediation, logging, monitoring, and endpoint protection initiatives.

Collaboration & Continuous Improvement

• Participate in IT projects including system upgrades, device lifecycle management, and new technology rollouts.
• Contribute to IT process improvements, documentation, and training resources.
• Coordinate with vendor partners and service providers as needed.

Required Qualifications

Education & Experience

• Bachelor’s degree in Information Systems, Computer Science, Cybersecurity, or equivalent experience.
• 3–5 years of experience in system administration, desktop support, or IT operations.
• Demonstrated experience managing MacOS systems in an enterprise environment, preferably within a regulated or compliance-focused organization.
• Experience supporting Windows, Microsoft 365, Azure AD/Entra ID, and standard enterprise IT tools.

Technical Skills

• Proficiency with endpoint management tools such as Intune, or Rippling IT, or similar.
• Strong knowledge of identity management, MFA, and access controls.
• Understanding of secure configuration standards and compliance requirements (NIST 800-171, CMMC, CIS benchmarks).
• Experience with networking fundamentals, VPN technologies, and cloud-based services.
• Experience migrating users into Microsoft 365 Environments using traditional and non-traditional frameworks

Certifications (Preferred)

• CompTIA A , Network , and/or Security
• Microsoft 365 Fundamentals or Associate-level certifications
• JAMF, Apple IT Support, or similar MacOS administration certifications
• Other relevant IT support or security certifications

Key Competencies

• Strong troubleshooting, analytical, and problem-solving skills.
• Customer-oriented mindset with excellent communication abilities.
• Ability to follow detailed procedures and maintain consistent documentation.
• Commitment to security, compliance, and best practices.
• Ability to work independently and collaboratively in a hybrid environment.

Minimum Qualifications

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the minimum knowledge, skill, and/or ability required.

• Problem Solving: Identifies and resolves problems in a timely manner; gathers and analyzes information skillfully; develops alternative solutions; works well in group problem solving situations; uses reason even when dealing with emotional topics.
• Written Communication: Writes clearly and informatively; edits work for spelling and grammar; varies writing style to meet needs; presents numerical data effectively; able to read and interpret written information.
• Ethics: Treats people with respect; keeps commitments; inspires the trust of others; works with integrity and ethically; upholds organizational values.
• Strategic Thinking: Develops strategies to achieve organizational goals; understands organization's strengths & weaknesses; analyzes market and competition; identifies external threats and opportunities; adapts strategy to changing conditions.
• Planning/Organizing: Prioritize and plans work activities; uses time efficiently; plans for additional resources; sets goals and objectives; organizes or schedules other people and their tasks; develops realistic action plans.
• Professionalism: Approaches others in a tactful manner; reacts well under pressure; treats others with respect and consideration regardless of their status or position; accepts responsibility for own actions; follows through on commitments.
• Innovation: Displays original thinking and creativity; meets challenges with resourcefulness; generates suggestions for improving work; develops innovative approaches and ideas; presents ideas and information in a manner that gets others' attention.
• Language Skills: Ability to read, analyze and interpret general business periodicals, professional journals, technical procedures, or governmental regulations. Ability to write reports, proposals, business correspondence, and procedure manuals. Ability to effectively present information and respond to questions from groups of managers, clients, customers and general public.
• Mathematical Skills: Ability to apply concepts such as fractions, percentages, ratios, and proportions to practical situations.
• Reasoning Ability: Ability to define problems, collect data, establish facts, and draw valid conclusions. Ability to question activities and issues in all functional areas and make sound business decisions based on that data.
• Physical Demands: The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this Job, the employee is regularly required to sit, talk, type or hear. The employee is frequently required to walk; use hands to finger, handle, or feel and reach with hands and arms.
• Work Environment: The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. The employee will normally work in a temperature-controlled office environment, with frequent exposure to electronic office equipment.

Salary and Benefits

The range for this position is between $70,000 and $80,000. Actual salary will be negotiated with this position’s Hiring Manager and can vary depending on the following factors: Billable contract and labor category, experience, skills, education /certifications/ licenses & geographic location.

Sabel Systems is committed to offering all employees a competitive benefits and compensation package that is comprehensive enough to meet their goals and needs. Our employees are our most valuable asset, and one of Sabel Systems largest financial investments is our benefits program. As a valued member of the organization, employees are provided with a host of benefits to include healthcare; financial assistance in the event of illness, injury, disability, loss of work, or death; health savings accounts; retirement plans; paid time off; paid holidays; education and training program reimbursement, to name a few.

EEO Statement

Sabel Systems is an equal opportunity employer. Our hiring decisions are based solely on qualifications, merit, and business need. We prohibit discrimination and harassment of any kind across all employment practices within our organization. Sabel Systems participates in the E-Verify Employment Verification Program.

Salary : $70,000 - $80,000