System Admin Network Security

**Job Information**:
Job Opening ID

**OTSI_2292_JOB**

Date Opened

**09/15/2025**

Industry

**Government/Military**

Job Type

**Contract**

Work Experience

**5+ years**

**Required Skills**:

- switch
- routers

+1

City

**Mumbai, Kochi**

State/Province

**Chembur, Ambala mugal**

Country

**India**

Zip/Postal Code

**400008,682001**

**About Us**:

- OTSI is a leading global technology company offering solutions, consulting, and managed services for businesses worldwide since 1999. OTSI serves clients from its 15 offices across 6 countries around the globe with a “Follow-the-Sun” model. Headquartered in Overland Park, Kansas, we have a strong presence in North America, Central America, and Asia-Pacific with a Global Delivery Center based in India. These strategic locations offer our customers the competitive advantages of onshore, nearshore, and offshore engagement and delivery options, with 24/7 support. OTSI works with 100+ enterprise customers, of which many are Fortune ranked, OTSI focuses on industry segments such as Banking, Financial Services & Insurance, Healthcare & Life Sciences, Energy & Utilities, Communications & Media Entertainment, Engineering & Telecom, Retail & Consumer Services, Hi-tech, Manufacturing, Engineering, transport logistics, Government, Defense & PSUs.
- Our focused technologies are:

- Data & Analytics (Traditional EDW, BI, Big data, Data Engineering, Data Management, Data Modernization, Data Insights)
- Digital Transformation (Cloud Computing, Mobility, Micro Services, RPA, DevOps)
- QA & Automation (Manual Testing, Nonfunctional testing, Test Automation, Digital Testing)
- Enterprise Applications (SAP, Java Full stack, Microsoft, Custom Development)
- Disruptive Technologies (Edge Computing/IOT, Block Chain, AR/VR, Biometric)

**Network & Security Administrator**:

- 5+ years of experience in Network Administration and Maintenance including network design and switching &routing etc.
- One or more networking certifications: CCNA, CCNP,CCIE, etc., or its equivalent.
- Fundamental knowledge of networking concepts.
- Proficient in enterprise-level networking with knowledge of TCP/IP, Routing Protocols (OSPF and BGP, etc.),SMTP, and SNMP.
- Network engineering, network operations, and network
- performance analysis skills.
- Working experience with Cisco, HP Aruba, Citrix. SDWAN, and Fortinet technologies

**Requirements**:
Roles & Responsibilities:

- Administration and Configuration of Network Switches and Routers (CISCO/HP)
- Daily health monitoring of Network Switches, Wi-Fi devices, and Routers (Cisco/HPE/Arista) and ensure network system availability & reliability.
- Network monitoring of other IP-based devices like RFID sensors, CCTV, Access control, VC, Digital clock, smoke detection system, etc.
- Firewall policy configuration and traffic monitoring
- Performing network maintenance and system upgrades including service packs, patches, hotfixes, and security configuration.
- First-level call attending from users and taking appropriate action to resolve minor issues.
- Arrange repair for hardware in occasion of hardware failure
- Support online/onsite on a need basis during extended hours.
- Coordination with Hardware vendor for troubleshooting of hardware-related issues by call logging/follow‐up/issue resolution.
- Create and maintain proper technical documentation of all issues/configurations etc.
- The System Administrator (Network & Security) shall need to go to the plant area and corporate data center where network infrastructure is located as and when required.
- Audit recommendation adherence, general cleanliness, coordinating with data center/Network team for issues relating to infrastructure/network facilities, etc. Hardware installation assistance coordination with hardware engineers.
- Performs any other infrastructure-related activities as and when required.
- Creates and maintains good technical documentation.