Principal Rail Engineer Job at 84 Recruitment Limited (Auckland, Tauranga, or Wellington)

New

Sr. Principal Engineer, AI

You are a Senior Principal Engineer who is both AI-native and relentlessly produ...

Location

United States

Salary:

214000.00 - 303000.00 USD / Year

Brightwheel

Expiration Date

Until further notice

Requirements

Foundational AI Depth: deep intuition for why models fail, gained from experience that predates the LLM boom
10+ Years of Engineering Excellence: end-to-end ownership of large, business-critical systems
Strategic Architecture: experience formulating technical strategy at the organization or department level
The "Player-Coach" Standard: a track record of mentoring Staff and Principal engineers
Production AI at Scale: a proven track record of shipping AI-powered products to production

Job Responsibility

Own outcomes end-to-end
Define the AI technical direction
Make build-versus-buy decisions
Lead by implementation
Create the paved highway
Raise the bar across Engineering and Product

What we offer

Offers Equity
Comprehensive medical, dental, and vision coverage
Generous paid parental leave
Flexible PTO
Local retirement or savings plans (e.g., 401(k) in the U.S.)

Fulltime

New

Manager, Software Engineering, Data Exchange

This is a full time leadership position within the Intelligence Pod part of Cust...

Location

United States , San Francisco

Salary:

183000.00 - 205500.00 USD / Year

Spring Health

Expiration Date

Until further notice

Requirements

At least 1 year managing or leading engineers (e.g., Engineering Manager, Technical Lead, Lead Engineer)
At least 5 years of experience with Ruby, Rails, React, TypeScript and/or Flutter
At least 3 years of experience working with data systems and/or data warehouses (e.g., Databricks, Snowflake)
Able to demonstrate an intermediate familiarity with SQL and data modeling

Job Responsibility

Evolve and maintain Spring’s data exchange infrastructure
Occasionally meet with vendors and customers as a technical expert
Act as a critical partner for Analytics Engineering leadership, ensuring consistent adoption and application of architecture principals for data delivery
Manage a team of 3 software engineers

What we offer

Health, Dental, Vision benefits start on your first day
HSA and FSA plans available, with Spring contributing up to $1K for HSAs
Employer sponsored 401(k) match of up to 2%
Yearly allotment of no cost visits to the Spring Health network of therapists, coaches, and medication management providers for you and your dependents
Competitive paid time off policies including vacation, sick leave and company holidays
Parental leave of 18 weeks for birthing parents and 16 weeks for non-birthing parents after 6 months tenure
Access to Noom, a weight management program
Access to fertility care support through Carrot, in addition to $4,000 reimbursement for related fertility expenses
Access to Wellhub for fitness, mindfulness, nutrition, and sleep
Access to BrightHorizons for child care, back-up care, and elder care

Fulltime

Principal RAMS Engineer

We are currently recruiting a Principal RAMS Engineer to work on an exciting rai...

Location

Australia , Sydney

Salary:

180000.00 - 190000.00 AUD / Year

Airswift Sweden

Expiration Date

Until further notice

Requirements

Bachelor’s Degree in Engineering – Electrical, Mechanical, Mechatronics, Civil or similar
12+ years SESA / RAM experience, ideally within rail projects
Knowledge of relevant standards: EN 50126/8/9, IEC 61508, IEC 62267, ISO 15288
Understanding of full Systems Engineering V-Lifecycle / INCOSE handbook standards
Familiarity with Reliability software such as Isograph (AWB or RWB) or Reliasoft
Proficiency in producing RAM techniques, FMEA, FMECA, RBD, FTA, DLP, FRACAS etc
Knowledge of industry standards (AAR, AREMA, IEEE, CENELEC)
Australian Working Rights – Permanent Resident or Citizen

Job Responsibility

Execute Safety Assurance and RAM activities across major rail projects
Lead tender, planning, work-winning and overall customer engagement
Ensure life cycle safety assurance and compliance with relevant codes and standards incl. 61508, ISO 15288 and EN5012x
Coordinate delivery of hazard and safety in design activities, assessments, and reporting
Guide projects through safety approvals and certifications processes
SIL Assessments
Develop Safety Cases and SFAIRP arguments in support of design type, testing and commissioning approvals, representing arguments to stakeholders such as regulatory bodies, operations, asset maintainers
Utilise FMEA and FMECAs to assess reliability, availability and maintainability
Experienced in producing RAM Plans, RAM Modelling, RAM Analyses techniques (Reliability Block Diagrams, FMECA, Availability predictions, Defect Liability Period Planning, MTTR etc)
Communicate findings with key stakeholders in a clear and concise manner

What we offer

1-2 WFH Days
Membership Support
CPD
Extra Leave
Healthy pipeline of city-shaping, blue-chip transport projects
Growing SESA team, based locally
Friendly team culture
Career development opportunities
Financial support for professional memberships / training

Fulltime

Sr Principal Project Mgr - Estimating/Commercial

Amtrak is delivering one of the most significant and complex rail infrastructure...

Location

United States , New York

Salary:

135800.00 - 176040.00 USD / Year

AMTRAK

Expiration Date

Until further notice

Requirements

Bachelor’s Degree or equivalent combination of education, training and/or relevant experience
Plus 7 years of relevant work experience
Prior experience working for a General Contractor, Heavy Civil Contractor, CMAR contractor, or major rail/transit builder
Strong contractor-side estimating experience, especially on large civil, rail, transit, or bridge projects
Contractor procurement and subcontract management experience
Experience leading or supporting GMP negotiations and multi-package procurement strategies
Familiarity with CMAR delivery, progressive design-build, or other alternative delivery models
Strong understanding of cost modeling, productivity rates, escalation, and contractor pricing logic
Experience modifying or negotiating General Provisions / Division 1 with Legal and Commercial teams
Excellent communication, negotiation, and stakeholder management skills

Job Responsibility

Lead the review, analysis, and assessment of CMAR contractor cost models for multiple work packages
Reconcile CMAR pricing with Amtrak’s Independent Cost Estimates (ICE)
Evaluate labor productivity, subcontractor pricing, allowances, escalation, and contingencies
Lead estimate validation, bid reviews, and cost alignment across packages
Provide estimating insights that support negotiations, value engineering, and scope refinement
Lead GMP negotiations with the CMAR for multiple construction packages
Support overall commercial strategy for multi-phase CMAR delivery
Work closely with Amtrak Legal, commercial, and procurement Team to modify, rework, and negotiate General Provisions (GPs) and Division 1 requirements
Ensure contract language supports clear deliverables, realistic pricing, and alignment with the ICE
Advise leadership on negotiation strategies, claims, and commercial trade-offs

What we offer

health, dental, and vision plans
health savings accounts
wellness programs
flexible spending accounts
401K retirement plan with employer match
life insurance
short and long term disability insurance
paid time off
back-up care
adoption assistance

Fulltime

New

Principal Software Engineer, Money Infrastructure

This is a Principal Product Engineering role focused on Money Infrastructure at ...

Location

United States , Foster City

Salary:

250000.00 - 340000.00 USD / Year

Replit

Expiration Date

Until further notice

Requirements

8+ years of professional software engineering experience, with strong backend expertise
Hands-on experience building or operating at least one of the following: Subscription or recurring billing platforms
Usage-based or metered billing systems
Payment processing platforms
SaaS taxation or compliance systems
Tokenization or credits-based systems
Strong system design skills, especially for high-reliability, high-correctness domains like money
Comfort working autonomously in ambiguous, fast-moving environments with high business impact
Excellent debugging and problem-solving skills, including handling complex billing edge cases and failure modes
Experience building customer-facing billing or payments interfaces that simplify complex pricing models

Job Responsibility

Lead the design, architecture, and implementation of Replit’s core money infrastructure, spanning pricing, billing, payments, and monetization
Own and scale the global order-to-cash foundation supporting credit-based subscriptions, usage-based billing, marketplaces, in-app payments, and commerce for Agents
Enable rapid pricing and packaging experimentation across the company by building flexible abstractions and APIs for new SKUs, plans, and monetization models
Build high-converting, localized payment experiences across geographies — thinking globally while enabling users to pay locally
Power builder monetization by creating payment rails for apps, Agents, subscriptions, and new monetization primitives
Partner closely on data specifications with finance, accounting, and data teams to produce accurate, auditable, and reliable financial data
Collaborate with external monetization and payments partners (e.g. billing platforms, payment processors) to accelerate execution
Create monitoring, observability, and feedback systems to proactively detect issues, resolve failures, and optimize performance across financial flows

What we offer

Competitive Salary & Equity
401(k) Program with a 4% match
Health, Dental, Vision and Life Insurance
Short Term and Long Term Disability
Paid Parental, Medical, Caregiver Leave
Commuter Benefits
Monthly Wellness Stipend
Autonomous Work Environment
In Office Set-Up Reimbursement
Flexible Time Off (FTO) + Holidays

Fulltime

Structural Design Engineer

An engineer in the builders work in connection (BWIC) team at HS2 Old Oak Common...

Location

United Kingdom , London

Salary:

Not provided

Egis in the UK

Expiration Date

Until further notice

Requirements

Technical qualifications to degree in relevant subject BEng/MEng
Ability to follow instruction and undertake design interfaces and integration by following agreed processes
Ability to communicate effectively to deliver on time and to programme
Experience of working in an engineering production environment
Experience in the railway industry
Experience in following procedures to ensure a multi-disciplinary design approach and the delivery of projects to a high quality throughout all design stage gates
Good knowledge of UK design standards, such as Network Rail, HS2 and TfL
Knowledge of all relevant BIM standards, design integration procedures and relevant legislation
CITB CSCS scheme

Job Responsibility

Coordination and agreement of building services opening positions with our CREs/Lead Engineers, and third parties
Agreement of BWIC with respect to fire stopping solution, led by our Fire Engineer
Management of a coordinated federated model, with evidence of clash detection resolution and RFI acceptance with respect to BWIC
Structural review of design and third-party proprietary systems, including
reinforced concrete, precast concrete, steelwork, blockwork, and DfMA/bracketry etc.
Support senior staff at meetings with the Client and Principal Designer to escalate issues, evidence coordination and record actions via RFI
Produce and prepare design in accordance with HS2, Eurocodes, and NR-L2-CIV-003 (Engineering and Architectural Assurance of Building and Civil Engineering Works)
Produce and civil / structural engineering design drawings, calculations, reports, and supporting documentation to HS2 / Network Rail standards / Building regulations
Produce and coordinate engineering activities so that they result in civil / structural schemes that are affordable and meet programme requirements in a safe and environmentally responsible manner for time, cost and quality
Coordinate with a multi-disciplinary team to ensure that civil / structural design deliverables meet HS2 / Network Rail standards / building regulations

Fulltime

New

Principal Software Engineer

Our team is responsible for driving product‑led growth for Microsoft Purview in ...

Location

India , Hyderabad

Salary:

Not provided

Microsoft Corporation

Expiration Date

Until further notice

Requirements

10+ years of product management experience, including ownership of complex, cross-functional initiatives in SaaS or platform environments
Demonstrated track record of defining and delivering 0→1 capabilities or platform-scale systems — not just incremental feature iterations
Strong technical fluency in distributed systems, automation, orchestration, and/or multi-tenant architectures
Experience building AI-driven, signal-based, or adaptive product experiences
Deep understanding of cybersecurity or data security landscapes, particularly in enterprise SaaS or partner ecosystems, preferred
Ability to operate effectively in high-ambiguity environments and translate strategy into clear, executable roadmaps
Proven success driving alignment across engineering, design, business, and partner stakeholders without direct authority
Strong product judgment around usability, operational simplicity, reliability, and safe-by-default design
Exceptional written and verbal communication skills, with demonstrated ability to influence senior leadership

Job Responsibility

Lead the design and delivery of AI-native, secure-by-default protection experiences that scale from SMB/ SMC to enterprise, with a strong focus on partner-led growth
Define how Microsoft packages and auto-orchestrates data protection across M365 workloads—building adaptive protection baselines, multi-tenant deployment rails for MSP/CSP ecosystems, and intelligent automation that removes admin friction while maintaining safety and reliability
Operate at the intersection of AI, security, and platform scale, shaping cross-workload integrations, driving end-to-end experiences (UX + services + telemetry), and establishing the systems architecture that enables near-zero-touch activation and measurable adoption lift across millions of tenants

Fulltime

New

Senior IT Engineer

As an IT Engineer, you’ll focus on solving problems and fixing issues our busine...

Location

United States , San Francisco

Salary:

150000.00 - 250000.00 USD / Year

Airwallex

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Information Technology, Computer Science, or a related field
5+ years of relevant experience in a similar role
Expert level understanding of common identity standards, including SAML, OAuth, SSO, etc.
Expert knowledge of workflows and common orchestration tools (workato, etc.)
Experience with a programming language, such as python, and infrastructure as code (i.e. Terraform)
Experience with APIs, able to work with common vendors and integrate into our tech stack
Experience using and understanding of cloud infrastructure (AWS, GCP, etc.)
Understanding of RBAC, ABAC, PBAC, ACLs and common access management principles in security and corporate IT environments
Experience working in all SaaS-based systems and applications
Strong understanding of MDM systems (macOS, windows

Job Responsibility

Serve as the primary IT engineer for our LRC teams
Build workflows and orchestrations
Use low-code/no-code tools to build automations/orchestrations (Workato, Okta Workflows, Zapier, etc.)
Leverage, design, implement AI with a focus on the LRC function
Work with APIs across major vendors (Okta, Google, GCP, Aliyun, etc.)
Build and enhance our AI portfolio, with an initial focus on legal-specific tools and implementation (Harvey.ai, etc.)
Become a trusted advisor to our LRC team and the IT engineering team
Build, enhance and grow legal applications and serve as the technical owner or primary IT engineer for the space (Ironclad, Auditboard, Google Workspace, internal tools, etc.)
Manage and build service desks and orchestrations (Atlassian products, i.e. JIRA, Confluence, etc.)
Own the full lifecycle of features and products within this space

What we offer

Offers Equity
Offers Bonus
medical, dental, and vision insurance
a 401(k) plan
short-term and long-term disability
basic life insurance
well-being benefits
20 paid days of vacation
12 paid days of company holidays

Fulltime

Principal Rail Engineer

84 Recruitment Limited

Location:
New Zealand , Auckland, Tauranga, or Wellington

Category:
-

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
February 20, 2026

Looking for more opportunities? Search for other job offers that match your skills and interests.

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Principal Rail Engineer

84 Recruitment Limited

Location:New Zealand , Auckland, Tauranga, or Wellington

Category:-

Contract Type:Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:February 20, 2026

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Job Posted:
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