MisuJob - AI Job Search Platform MisuJob

(Senior/Middle) System Administrator

Aperiasolutions

Ho Chi Minh City, Ho Chi Minh City, Vietnam (Aperia Ho Chi Minh) Hybrid permanent

Posted: May 5, 2026

Interested in this position?

Create a free account to apply with AI-powered matching

Quick Summary

Join Aperia Solutions as a Senior System Administrator, providing technical support and infrastructure services to our clients. As a key member of our team, you will be responsible for maintaining and upgrading our payment processing systems, ensuring seamless operations and compliance with industry regulations. With a strong focus on customer-centricity and continuous improvement, you will work closely with our clients to deliver exceptional service and support.

Job Description

Summary

Join Aperia Solutions, a leader in SaaS solutions for the Payments and Compliance industries. Aperia is a Texas-based fintech and managed consultancy firm that creates custom SaaS applications and other software-based solutions for the payments, banking, and processing industry. Founded in 1999, Aperia offers business intelligence, risk management, compliance, and customer intelligence platforms. With offices in Dallas, Washington DC, and Vietnam, Aperia is a fast-paced, global organization that strives to improve efficiency in compliance, risk, and customer service operations. Aperia’s clients include banks, processors, payment facilitators, merchant service providers, independent sales organizations, and government entities. A career at Aperia promises a great challenge, culture, and opportunities to forge your own path.

Job Description

At Aperia, we rely on a dynamic team of IT. We’re seeking a (Senior/Middle) System Administrator who is ready to work with new technologies and architectures in a forward-thinking organization that’s always pushing boundaries. This person will have mainly System/Infrastructure responsible. The ideal candidate is also able to cover Network/Security areas and Help Desk tasks (when required).

Core Responsibilities

• Troubleshoot incident report, updating information and restoring/delivering service request IT service(s) within Operation Level Agreements / Service Level Agreement.

• Analyze, collaborate and resolve the root causes in problem task.

• Create, implement and document in authorized change. Also attending CAB’s meetings when required.

• Overview and update CMDB is accurate and up to date.

• Evaluate, present and discuss with line manager on Objective and Key Results (OKRs)/KPI method monthly and quarterly.

• Work on flexible shift patterns (on called duty or onsite) to deliver 247 IT Managed services, with Customer service mindset, when required.

Functional Responsibilities

• Comply and contribute to IT policies, standards, SOP and guidelines.

• Act as a team player with other internal departments/teams, on technical views, to offer and convince requester to follow best practice designing and continue improvement solutions.

• Self-study and propose valuable training courses (soft and hard skill) and technology trending to manager.

• Volunteer to conduct internal training and working with sharing knowledge spirit.

• Compliance with Conversation, Feedback and Recognitions (CFRs) method to build up company’s culture.

• Communicate and network with 3rd partner’s experts in escalated situations.

• Deliver acceptance into service into operational state.

• Assist and contribute on-going projects if required.

Technical Skills

• Good command of spoken and written English

• Int'l certified or hand-on >= 4 years’ experience providing administrative and technical support to enterprise level clients

• Cloud technologies, in at least TWO of the below areas

• Private:

• VMWare: ESXi, vSphere, vMotion, HA, DRS, FT, SRM…

• Microsoft Hyper-V: OS, SCCM…

• Other platforms.

• Public:

• Int’l provider: Azure, AWS, IBM, Google, Salesforce, Fujitsu…

• Local provider: CMC, Viettel, FPT, VNPT…

• Enterprise level support environments, in at least FOUR of the below areas

• Application/System Services:

• AD, DNS, DHCP, file sharing, print, web and email.

• Unified Communications & Collaboration Sys.: PBX, conference and message services.

• Office 365 or other online services.

• OS series: Windows Server, Unix & Linux server.

• Physical devices:

• Server Device (non-blade/blade): IBM, Dell, HP, Cisco or other servers with console technologies, such as: IMM, iDRAC, iLO…

• End user device: PC, office equipment, mobility device…

• Network

• LAN: wired (access switch), wireless (access point) …

• WAN: connection (FTTH, leased line), router, VPN, Load Balancer…

• Security

• Total Visibility: ACS, CCTV, RADIUS, monitoring, Proxy…

• Complete Control: firewall, WAF, antispam, WSUS patching, McAfee, Symantec, TrendMicro, BitLocker, SafeGuard, MFA…

Things that will separate you from the rest.

• Experience in leading team.

• ITIL qualification or awareness of the ITIL processes and ticket systems (ServiceNOW, Atlassian, TOPdesk, ZenDesk…).

• Experience in a multi-client solutions provider with or without legacy systems.

Education or Certifications

• BSc/BA, preferred in Information Technology, System

Job Type

• Full-Time

Work Location (Hybrid)

• The Six8 Building, 24-26 Phan Dinh Giot Street, Ward 2, Tan Binh District, HCMC

Benefits

• Health insurance

• Dental insurance

• Life insurance

• Paid time off

• Parental leave

• Childcare assistance

• Education reimbursement

This job description is not intended to be all-inclusive. An employee may also perform other reasonable related business duties as assigned by their immediate supervisor or management. Principals only.

Recruiters please don't contact this job poster. DO NOT contact us with unsolicited services or offers.

Why Apply Through MisuJob?

AI-Powered Job Matching: MisuJob uses advanced artificial intelligence to analyze your skills, experience, and career goals. Our matching algorithm compares your profile against thousands of job requirements to find positions where you have the highest chance of success. This saves you hours of manual job searching and ensures you only see relevant opportunities.

One-Click Applications: Once you create your profile, applying to jobs is effortless. Your resume and cover letter are automatically tailored to highlight the most relevant experience for each position. You can apply to multiple jobs in minutes, not hours.

Career Intelligence: Beyond job matching, MisuJob provides valuable career insights. See how your skills compare to market demands, identify skill gaps to address, and understand salary benchmarks for your experience level. Make data-driven decisions about your career path.

Frequently Asked Questions

How do I apply for this position?

Click the "Register to Apply" button above to create a free MisuJob account. Once registered, you can apply with one click and track your application status in your dashboard.

Is MisuJob free for job seekers?

Yes, MisuJob is completely free for job seekers. Create your profile, get matched with jobs, and apply without any cost. We help you find your dream job without any hidden fees.

How does AI matching work?

Our AI analyzes your resume, skills, and experience to understand your professional profile. It then compares this against job requirements using natural language processing to calculate a match percentage. Higher matches mean better fit for the role.

Can I apply to jobs in other countries?

Absolutely. MisuJob features jobs from companies worldwide, including remote positions. Filter by location or look for remote opportunities to find jobs that match your preferences.

Ready to Apply?

Join thousands of job seekers using MisuJob's AI to find and apply to their dream jobs automatically.

Register to Apply