Why Enterprises Are Consolidating IT & OT Infrastructure
A practical look at how System Integrators help enterprises unify networking, security and operational technology for resilience and…
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System Integrator · IT Solutions · EPC
Engineering the connected enterprise
From enterprise networks and cloud to high-voltage substations and telecom transport — PT. Niagamas Setiausaha delivers integrated, mission-critical infrastructure trusted since 2009.
- 15+ Years Experience
- Nationwide Delivery
- Trusted by PLN & Utilities
2009
Established
15+
Years of Delivery
6+
Provinces Served
50+
Enterprise Projects
2009
Trusted since
Who We Are
A single accountable partner for critical infrastructure
Founded in 2009, PT. Niagamas Setiausaha began as a System Integrator in IT and telecommunications and has grown into a trusted Engineering, Procurement & Construction (EPC) partner for telecommunications utilities and high-voltage substations.
Today we deliver end-to-end solutions across networking, cloud, data center, telecom transport and substation automation — combining certified engineering expertise with leading technology partners to keep enterprises, government and utilities running.
- End-to-end EPC delivery
- Vendor-certified engineers
- Nationwide project footprint
- Long-term managed services
What We Do
Featured Solutions
Integrated capabilities across IT, telecommunications and power infrastructure.
Networking Solutions
Enterprise-grade routing, switching, wireless and SD-WAN architectures engineered for uptime, security and scale across distributed sites.
Learn moreCloud Solutions
Private, public and hybrid cloud platforms — IaaS, PaaS and SaaS — designed for sovereignty, elasticity and predictable cost.
Learn moreInfrastructure & Server
On-premise servers, storage and virtualization — from bare metal to fully virtualized compute — built for performance and resilience.
Learn moreTelecommunication Services
End-to-end telecom transport: fiber optic, multiplexer (PDH/SDH/DWDM/MPLS-TP), power line carrier, teleprotection, radio and PABX.
Learn moreSubstation Services
Complete secondary systems for high-voltage substations — protection, control, SCADA integration and automation up to extra-high voltage.
Learn moreIntegrated EPC Solutions
Turnkey Engineering, Procurement & Construction delivery — a single accountable partner from design through operation and maintenance.
Learn more
Portfolio
Featured Products
Enterprise-grade equipment from the world’s leading technology principals.
PABX / Unified Communication
IP PABX and unified communications platform delivering voice, contact center and collaboration for the modern enterprise.
DWDM Transport System
High-capacity dense wavelength division multiplexing for long-haul and metro utility backbones, maximizing fiber capacity with low…
Teleprotection Equipment
Ultra-reliable teleprotection signalling for high-voltage transmission protection schemes, with C37.94 and redundant path support.
Enterprise Firewall Appliance
Next-generation firewall with integrated threat prevention, secure SD-WAN and centralized management for distributed enterprises.
Industries
Trusted across critical sectors
Why Niagamas
Why enterprises choose us
Experienced & Trusted
Over 15 years delivering mission-critical infrastructure for utilities, government and enterprise clients nationwide.
Integrated & Flexible
One accountable partner across engineering, procurement, construction and managed services — tailored to your needs.
Quality & Partnership
Certified engineers and leading technology principals ensure quality outcomes and long-term partnership.
Lifecycle Support
From design and commissioning to 24/7 operation and maintenance, we support your systems for the long run.
Technology Partners
Powered by industry leaders
We partner with the world’s foremost technology principals to deliver best-in-class solutions.
Cisco
Fortinet
VMware
Proxmox
Dell Technologies
Hewlett Packard Enterprise
Huawei
Nokia
Case Studies
Latest Projects
Delivering measurable outcomes for utilities and enterprises across Indonesia.
Power & Utilities
PLN (Persero)
150kV Tawaeli Substation
The substation was energized on schedule, improving regional power-system reliability and providing headroom for future demand growth.
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PLN (Persero)
SUTT Kediri – Kertosono Transmission
Network capacity and reliability increased significantly, supporting industrial and residential growth across the Kediri–Kertosono corridor.
Read case study Telecommunications
PLN (Persero)
Multiplexer Loop Protection Upgrade 150kV
Communication reliability between substations improved markedly, enabling smart-grid functions and faster fault isolation.
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Our Clients
Trusted by leading organizations
PLN (Persero)
Kementerian ESDM
Telkom Indonesia
PT Pertamina
PT Bukit Asam
Bank BUMN
Insights
Latest News & Articles
Advancing Smart-Grid Communications with Ring Protection
Our latest multiplexer loop-protection upgrade brings sub-50ms recovery and smart-grid readiness to critical utility transmission corridors.
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Niagamas Completes 150kV Tawaeli Substation for PLN
PT. Niagamas Setiausaha successfully energized a new 150kV AIS substation in Sulawesi, strengthening regional grid reliability with full…
Read articleReady to build resilient, future-ready infrastructure?
Talk to our engineers about your networking, cloud, telecom or substation project. We respond within one business day.