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We are seeking a highly skilled Systems Analyst to serve as the technical lead for a diverse infrastructure environment. The role spans Windows systems, Nutanix virtualization, Linux (RHEL), and enterprise storage. The successful candidate will provide hands-on support, coordinate team tasks, and ensure reliable delivery of IT services in a fast-paced, complex environment.

+ Support, configure, and troubleshoot Windows 11 and Windows Server environments (AD, Group Policy, DNS/DHCP, file/print services, etc.).

+ Administer and optimize Nutanix clusters including VM lifecycle, resource allocation, patching, and performance tuning.

+ Support and maintain RHEL servers; manage packages, services, and security baselines.

+ Install, terminate , label, and test fiber and twisted-pair cabling with adherence to TIA/EIA standards.

+ Prioritize and assign tickets, monitor progress, and ensure SLAs are met.

+ Facilitate team stand-ups, planning meetings, and technical reviews.

+ Act as escalation point for complex incidents and root-cause analysis.

+ Ensure adherence to industry best practices, company and agency policies, and regulatory requirements.

+ Partner with network, security, and other teams to deliver reliable and secure infrastructure services.

+ Create and maintain thorough documentation of plans, system configurations, and operational processes and procedures.

At COLSA, people are our most valuable resource and centered at our core value. We invite you to unite your talents with opportunity and be a part of our “Family of Professionals! Learn about our employee-centric culture and benefits here (https://www.colsa.com/culture\_benefits/) .

Required SkillsRequired Experience

Required Qualifications

+ Bachelor's degree in a STEM field or equivalent professional experience.

+ Minimum of 2 to 8 years related experience

+ Active DoD Top Secret Clearance with SCI eligibility; U.S. Citizenship required

+ Must be able to pass the Counterintelligence (CI) Scope Polygraph within 180 days of hire.

+ CompTIA Security+ CE, ISC2 SSCP, or equivalent baseline security certification.

+ Must be able to obtain and maintain Special Access Program (SAP) eligibility and maintain program accesses as required .

+ Demonstrated ability to lead technical efforts, manage ticket queues, and coordinate cross-functional work.

+ Excellent problem-solving, communication, and documentation skills.

+ Experience administering Windows Server and Windows 10/11 in an enterprise environment with knowledge of Active Directory.

+ Experience with virtualization administration and virtualization best practices. VMWare accepted but Nutanix preferred .

+ Working knowledge of fiber-optic and twisted-pair cabling standards (TIA/EIA-568, 569).

+ Familiarity with data-center cabling best practices (hot/cold aisle, cable trays, bend-radius requirements).

Preferred Qualifications

+ Nutanix Certified Professional (NCP) or higher.

+ Microsoft Certifications (MCSA/MCSE, AZ-104, etc.).

+ Red Hat Certified System Administrator (RHCSA) or Engineer (RHCE).

+ Experience with automation and configuration management (PowerShell, Ansible).

+ Familiarity with enterprise backup solutions, disaster recovery, and high-availability design. Microsoft Endpoint Administrator Associate certification (or equivalent).

+ Experience with automation tools (PowerShell, Python, Ansible, etc.).

+ Familiarity with SCCM for system deployment and management.

+ Cross-OS administration experience with Linux.

+ Virtualization experience with VMWare or Nutanix.

+ Active TS//SCI clearance with a current CI Scope Polygraph.

Applicant selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information. COLSA Corporation is an Equal Opportunity Employer, Minorities/Females/Veterans/Disabled. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.