PSA Engineer SCADA - Remote

Pay rate range: $/hr.

- Rate is Negotiable

GBaMS ReqID:

Job title: GSW - PSA Engineer SCADA

Responsible for advanced Power Systems Application software development and successful delivery of assigned functions to meet corporate project/product commitments. The responsibilities include: working with Electric Utilities or ISOs (Independent System Operators) and Transmission System Operators (TSOs) on functional software specifications, designing, coding, testing, integration, application tuning and delivery.

• Proficient in Electric Transmission EMS / SCADA /Implementation
• Preferable hands‑on experience of implementing Client Reliance (XA21) EMS/SCADA or any equivalent SCADA from Siemens, OSI, ABB, Schneider, etc.
• Good knowledge of Electric SCADA applications/Power DMS/TMS
• Experience doing data modelling.
• 5+ years of work experience in customizing and delivering Network or Transmission Application preferably Reliance.
• 5 years of experience with LINUX and Windows Operating Systems.
• 5 years of experience with C, Java & Oracle Database, SQL, shell scripting, ability to read and interpret logs & debug files.
• Installation of Operating system patches and other 3rd Party Software such as Oracle, Net App, etc.
• System configuration and Hands‑on Experience in Git Hub and Clear Case.
• 5 years experience on Realtime or Mission Critical Systems.
• Must have experience in picking up and installing fixes on live customer systems.
• Proven track record of problem analysis, identification and resolution.
• Strong troubleshooting & debugging skills.
• Good communication skills (verbal and written).
• MS office applications (Word, PowerPoint, Excel) and MS Outlook competency.
• Reliance (Formerly known as XA/21) experience.
• Object‑Oriented programming techniques, Oracle, and/or system administration, is a plus.
• Reliance grid apps domain.
• Database SQL/PLSQL.
• Test Management / Exposure to automated testing.

• Master's or Bachelor's degree in electrical engineering.
• Master's in Electrical Engineering specialized in Power System Applications (PSA).

• Power On Reliance, XA21, Power Systems, EMS.

Experience Range in

Required Skills:

6-8 years

Client Provided Added on 10/15/25

Purpose: Implement and maintain real‑time SCADA infrastructure integrated with Client ADMS / EMS.

• Commission and configure SCADA servers, historian, and comm front ends.
• Integrate RTUs, IEDs, PMUs using IEC 60870‑5‑101/104, DNP3, ICCP TASE.
  2 protocols.
• Design and validate point databases, RTU maps, control points, analog scaling, alarm thresholds.
• Coordinate with field engineers for RTU testing and FAT/SAT.
• Implement redundancy, fail‑over, and disaster‑recovery schemes.
• Monitor system performance and latency, apply OS/patch management.
• Support cybersecurity hardening (firewalls, certificate management, NERC CIP baseline).

• Client SCADA / Proficy Historian / Grid OS RT.
• Communication protocols (IEC 101/104, DNP3, ICCP).
• Networking & cybersecurity (VPN, firewalls, TLS, PKI).
• Scripting:
  Python / Shell for automation.
• Real‑time OS / server tuning (Windows Server 2019, RHEL
  8).
• Hands‑on with SEL RTAC, Siemens SICAM, ABB RTUs preferred.

• 5-10 yrs SCADA integration / commissioning.
• Electrical / Instrumentation background.
• Client Digital EMS / ADMS certification desirable.

• Familiarity with Client GridOS, ADMS, DERMS, EMS, Small world lifecycle and Dev Ops tools.
• Knowledge of CIM standards, IEC 61850, IEC 61970/61968.
• Hands‑on with JIRA, Confluence, Git, Jenkins, Service Now.
• Strong documentation and communication for customer interaction.
• Understanding of utility domain, OT/IT integration, cybersecurity, and change control.
• Agile / Dev Ops project delivery experience preferred.

Which communication protocols have you configured or troubleshot (IEC 101/104, DNP3, ICCP)? Expect details on mapping, polling intervals, and event confirmation logic.

Describe how redundancy and fail‑over are implemented between primary and backup SCADA servers. Expect hot‑standby, mirrored DB, watchdog, and heartbeat mechanisms.

How do you secure SCADA communications in compliance with NERC CIP? Expect firewall zoning, TLS/PKI, certificate management, user segregationp>

When analog data stops updating from an RTU, what is your step‑by‑step troubleshooting approach? Expect methodical network‑protocol‑application sequence.

Describe your scripting or automation experience for configuration or monitoring (Python/Shell). Expect hands‑on examples—config validation, log parsing, or polling tests.