---
title: 'Senior Applications Support Specialist at Ensono'
canonical: 'https://feeny.ai/job/senior-applications-support-specialist-ensono-pune-ws3jecr34crp'
type: 'job'
last_seen: '2026-10-18'
---

# Senior Applications Support Specialist at Ensono

- **Company:** Ensono
- **Location:** Pune, India
- **Posted:** 2026-10-15
- **Last confirmed live:** 2026-10-18
- **Apply:** https://ensono.com/company/careers/jobs-board/?gh_jid=4740878005

## Job description

## Key Responsibilities

Incident & Problem Management

- Lead major incident (MI) bridges and restore service with minimum business impact.
- Handle all L3 escalations, perform deep diagnostics across Java, JVM, middleware, OS, and infra.
- Own technical RCAs, drive long‑term and systemic remediation.
- Identify recurring failure patterns and risks.

Reliability Engineering

- Apply SRE principles: SLIs/SLOs, error budgets, resilience patterns.
- Tune JVM parameters, analyze thread/heap dumps, and improve performance.
- Influence application architecture for fault tolerance, scalability, and recoverability.
- Validate DR readiness, failover behavior, and resilience testing outcomes.

Change, Release & Risk

- Provide technical approval and risk assessment for high-risk changes.
- Enforce operational readiness for new apps and major releases.
- Ensure changes meet audit, compliance, and regulatory expectations.

Automation, Monitoring & Observability

- Build advanced automation using Shell/Python/PowerShell.
- Develop frameworks for health validation, automated recovery, and compliance checks.
- Define observability standards; optimize alerts and improve MTTR.

Leadership & Mentorship

- Mentor L1/L2 teams; review and approve runbooks, SOPs, and KB articles.
- Act as a trusted technical advisor to stakeholders and leadership.

## Skills & Qualifications

Technical (Mandatory)

- Strong knowledge of application architecture, distributed systems, and middleware.
- Java expertise: JVM internals, GC, memory management, thread/heap dump analysis, performance tuning.
- .Net -- CLR internals, garbage collection, memory management, thread/dump analysis, and application performance tuning.
- Strong Unix/Linux, networking basics, and advanced scripting (Shell/Python/PowerShell/VBS).
- Advanced SQL and understanding of databases; Autosys (or equivalent scheduler).
- Handson with observability tools: Splunk, AppDynamics/Dynatrace, ELK, Grafana, Prometheus.

Reliability & Operations

- Major incident leadership, deep RCA, change/release readiness, DR & resilience engineering.
- Experience in regulated production environments.

Soft Skills

- Strong technical leadership and decision‑making.
- Clear communication during high‑pressure incidents.
- Ownership mindset and business awareness.

## Experience & Education

- 7–12+ years in Application Reliability, Production Support, SRE, or platform operations.
- Bachelor’s degree in Computer Science/Engineering or equivalent.
- ITIL, cloud, or industry certifications (preferred).
- Banking/financial domain experience (preferred).

Working Conditions

- On‑call and after‑hours support as required.
- Fast‑paced environment with multiple priorities.
- Hybrid working model

We are an equal opportunity employer. All qualified applicants will be considered for employment without regard to caste, colour, creed, religion, gender, gender identity, sexual orientation, age, disability, HIV status, or any other status protected by law. Candidates with disabilities who require accommodations during the recruitment process are encouraged to contact our Talent Acquisition team to place a request.

## About Ensono

## Company Overview
- **One-liner**: Ensono is a managed IT services provider specializing in mainframe modernization, hybrid cloud migration and management, and AI enablement for Fortune 500 enterprises.
- **Entity Type**: Private
- **Headquarters**: Downers Grove, Illinois, USA
- **Founded**: 2015 (spun off from a larger entity; celebrated 10 years in 2025)
- **Founders**: Not publicly available (formed as a spin-off/private equity-backed entity)

## Core Business
- **Primary industry/industries**: IT Services & Consulting, Managed Cloud Services, Mainframe Modernization
- **Target customers**: B2B Enterprise; specifically Fortune 500 companies in highly regulated sectors including Financial Services, Insurance, Healthcare, Public Sector, Retail, and Manufacturing
- **Mission or purpose statement**: "To be a relentless ally, disrupting the status quo, enabling our clients to do great things" [ensono.com](https://www.ensono.com/company/about-us/)

## Products & Services
- **Mainframe Modernization**: Services to modernize legacy mainframe environments, including migration to cloud (Azure, AWS) and modernization of workloads.
- **Cloud Migration + Managed Cloud**: Consulting and managed services for migrating to and operating within hybrid cloud environments (AWS, Microsoft Azure).
- **Data + AI**: Predictive analytics and AI/ML services to turn data into business outcomes.
- **Managed IT Services**: Ongoing infrastructure management, security, and operations for enterprise IT environments.

## Market Standing
- **Valuation/Market Cap**: Not disclosed (private company)
- **Key Metric (Total Funding/Revenue)**: Revenue is not publicly disclosed. The company is backed by private equity (Kohlberg & Company is a known investor).
- **Notable Investors/Partners**: Kohlberg & Company (private equity); AWS (Premier Managed Service, Consulting, and Mainframe Modernization Partner); Microsoft Azure (2020 Azure Partner of the Year); IBM (multiple Challenge Coin awards); Kong (award-winning partnership with Pay.UK) [ensono.com](https://www.ensono.com/)
- **Growth Signals**: Named a "Top 15 managed services growth company"; celebrated 10 years of progress in January 2026; appointed Alisdair Wright as Managing Director of Europe in January 2026; won a Kong Innovation Award for a fraud prevention platform with Pay.UK in December 2025 [ensono.com](https://www.ensono.com/insights-and-news/newsroom-and-press/ensono-celebrates-10-years-of-progress-transforming-the-future-of-modern-services/)

## Competitive Advantages
- **Mainframe expertise**: Recognized as an ISG leader in Mainframe-as-a-Service, Mainframe Modernization, and Mainframe Operations — a rare and deep specialization.
- **Hyperscaler partnerships**: Premier partner status with both AWS and Microsoft Azure, offering multi-cloud flexibility.
- **"Relentless ally" model**: Positions itself as a transparent, flexible partner rather than a vendor, with a focus on long-term client relationships.
- **Highly regulated industry focus**: Deep expertise in compliance-heavy sectors (finance, insurance, healthcare, government) which creates high switching costs.
- **Associate Equity Program**: All associates are offered equity through the Associate Equity Appreciation Program (AEAP), aligning employee and company success [ensono.com](https://www.ensono.com/company/careers/).

## Strategic Focus
- **Hybrid cloud & mainframe modernization**: Helping clients bridge legacy systems with modern cloud architectures.
- **AI enablement**: Turning data into actionable insights via AI/ML, a key growth vector.
- **European expansion**: Recent appointment of a Managing Director for Europe signals geographic growth.
- **Talent development**: Investing in the "Ensono Academies" to develop next-gen tech leaders and the "Fellows Program" to retain expert technologists in non-managerial executive roles.

## Why Work Here
- **Culture**: High employee engagement (92% overall engagement in a Gallup survey with 91% participation rate). Core values: Honesty, Reliability, Curiosity, Collaboration, Passion [ensono.com](https://www.ensono.com/company/culture/).
- **Work model**: "Global-first organization" with physical offices in Europe, India, and the United States, plus remote workforce concentrations. Remote, hybrid, and office-based roles available globally.
- **Perks**: Health and benefits from day one; paid volunteer days; Associate Equity Appreciation Program (AEAP); Ensono University for continuous learning; recognition and award programs.
- **Engineering culture**: Focus on innovation without requiring management responsibilities through the "Fellows Program" (Technical Fellow Career Path). IBM Champions are recognized and celebrated within the company.
- **DEI & Community**: Associate Community Groups (Culture Clubs), Ensono Women Connected initiative, global charity programs, and sustainability commitments.
- **Growth**: Strong emphasis on internal mobility and career development via "Ensono Academies" and ongoing learning.

## Sources
1. [ensono.com](https://www.ensono.com/)
2. [ensono.com - About Us](https://www.ensono.com/company/about-us/)
3. [ensono.com - Careers & Culture](https://www.ensono.com/company/careers/)
4. [ensono.com - Company Culture](https://www.ensono.com/company/culture/)
5. [ensono.com - Jobs Board](https://www.ensono.com/company/careers/jobs-board/)
6. [ensono.com - Newsroom (10 Year Anniversary)](https://www.ensono.com/insights-and-news/newsroom-and-press/ensono-celebrates-10-years-of-progress-transforming-the-future-of-modern-services/)
7. [ensono.com - Newsroom (Kong Innovation Award)](https://www.ensono.com/insights-and-news/newsroom-and-press/ensono-wins-kong-innovation-award-for-fraud-prevention-platform-with-pay-uk/)
8. [ensono.com - Newsroom (Europe MD Appointment)](https://www.ensono.com/insights-and-news/newsroom-and-press/ensono-appoints-alisdair-wright-as-managing-director-of-europe/)

## Other roles at Ensono

- [Senior Mainframe Systems Programmer - CICS](https://feeny.ai/job/senior-mainframe-systems-programmer-cics-ensono-united-states-nnhn4s9m7t95) — United States
- [Senior Offering Manager - Mainframe Managed Services](https://feeny.ai/job/senior-offering-manager-mainframe-managed-services-ensono-united-states-c9p0cc9zfgwc) — United States
- [Mainframe Modernization Architect](https://feeny.ai/job/mainframe-modernization-architect-ensono-bengaluru-wn99c3z24a89) — Bengaluru, India / Chennai, India / Pune, India
- [Mainframe Systems Programmer - Storage](https://feeny.ai/job/mainframe-systems-programmer-storage-ensono-bengaluru-4kpsgj1vzg1b) — Bengaluru, India / Chennai, India / Hyderabad, India / Pune, India
- [Senior Systems Engineer - MFT](https://feeny.ai/job/senior-systems-engineer-mft-ensono-pune-k00mqmqmk56b) — Pune, India
- [Manager, Application Support](https://feeny.ai/job/manager-application-support-ensono-pune-ph1ecv6jtqhe) — Pune, India
- [Principal Project Manager](https://feeny.ai/job/principal-project-manager-ensono-united-states-jjseed3c73ad) — United States
- [Senior Mainframe Security Administrator- RACF](https://feeny.ai/job/senior-mainframe-security-administrator-racf-ensono-pune-7j24x18h76kg) — Pune, India
- [Senior Mainframe Systems Programmer - Storage](https://feeny.ai/job/senior-mainframe-systems-programmer-storage-ensono-united-states-15b0v5jzr5rr) — United States
- [Senior Network Engineer](https://feeny.ai/job/senior-network-engineer-ensono-bengaluru-6ddgqazk5108) — Bengaluru, India / Chennai, India / Pune, India