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Egis Group

Designs, builds, and operates intelligent infrastructure

Principal Electrical Engineer

Full-TimeUpdated on 10/23/2026
No salary listed
Expert
Bachelor's
London, UK
HybridHybrid and flexible working.
Electrical EngineeringControls & Automation Engineering

About the job

Requirements
  • A BEng/MEng or equivalent in a relevant engineering discipline.
  • Chartered Engineer or Incorporated Engineer status with a relevant professional institution.
  • Typically 7–10+ years of relevant experience, including substantial water/wastewater treatment, utilities, process, energy, or infrastructure design experience.
  • Proven ability to act as a discipline lead or senior technical lead on multidisciplinary projects.
  • Strong technical expertise in the relevant discipline, with ability to review, assure, and approve complex design outputs.
  • Strong understanding of UK water industry standards, CDM 2015, safety-by-design, regulatory drivers, and common delivery models.
  • Ability to coordinate multidisciplinary interfaces and resolve complex technical issues.
  • A strong digital mindset, with experience applying modelling, automation, data analysis, or model-based workflows.
  • Experience mentoring or managing engineers and supporting technical capability development.
  • Must have the right to work in the UK.
Responsibilities
  • Lead discipline design delivery on multidisciplinary water/wastewater treatment projects across the full design lifecycle.
  • Act as discipline technical lead on projects, owning design strategy, key technical decisions, interfaces, risks, and quality of deliverables.
  • Review and approve discipline deliverables, including calculations, specifications, reports, models, schedules, drawings, and supplier/contractor submissions.
  • Lead multidisciplinary coordination, ensuring Process, Mechanical, EICA, civil/structural, and construction inputs are integrated into practical treatment solutions.
  • Lead technical workshops, optioneering, value engineering, design reviews, risk reviews, and client/operator engagement.
  • Promote lean and digitally enabled delivery through simulation, automation, data analysis, MEP coordination, and reusable tools/templates.
  • Provide technical assurance, support project managers with technical risk, scope, and resourcing, and help resolve complex design issues.
  • Mentor and manage engineers where appropriate, supporting recruitment, development, and chartership progression.
  • Contribute to business development, bids, client engagement, and growth of the discipline capability.
Desired Qualifications
  • Deep experience in one or more areas such as wastewater treatment, clean water treatment, sludge/bioresources, water reuse, nutrient removal, pumping, package systems, EICA/control systems, energy optimisation, or low-carbon design.
  • Experience delivering AMP8, WINEP, SRO, D&B, framework, alliance, or contractor-led projects.
  • Experience developing design standards, technical guidance, calculation tools, QA processes, or reusable digital workflows.
  • Experience contributing to recruitment, resource planning, bid writing, technical proposals, client presentations, or new service development.

About the company

Starting

Company Size

5,001-10,000

Company Stage

Debt Financing

Total Funding

$1.6B

Headquarters

Montigny-le-Bretonneux, France

Founded

1949

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Simplify's Take

What believers are saying

  • Tikehau raised over €1 billion in July 2025 to fund Egis expansion.
  • Egis bought RockSol on November 24, 2025, deepening Western U.S. transportation reach.
  • Lochner rebranded as Egis on August 17, 2026, signaling faster U.S. integration.

What critics are saying

  • Africa Intelligence reported September 16, 2026 arbitration over Cameroon's unpaid Tollcam debt.
  • Egis's African subsidiary carve-out into Infras Group risks client confusion and talent loss.
  • Aggressive acquisition-driven growth after Lochner, RockSol, Engeny, and Ecometrix strains integration.

What makes Egis Group unique

  • Egis now combines Lochner, RockSol, and global services across 70 countries.
  • It owns rare end-to-end infrastructure capabilities: design, operations, concessions, and mobility.
  • The 2026 Africa reorganization sharpened focus without abandoning 25-country regional reach.

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Benefits

  • Hybrid Work Options
  • Phone/Internet Stipend
  • Wellness Program

Company News

Pulse 2.0
Aug 19th, 2026
Lochner rebrands as Egis following 2025 merger, creating unified US infrastructure firm with 1,500+ professionals

H.W. Lochner has completed its rebrand as Egis following their merger in July 2025, creating a unified US infrastructure business with over 1,500 professionals across 70 offices. The combined organisation offers services across transportation, water, energy and environmental infrastructure. It integrates Lochner's 80-plus years of US infrastructure experience with Egis' global expertise in architecture, consulting, construction engineering, operations and mobility. Globally, Egis operates in 70 countries with approximately 23,500 employees. The company ranks 17th on Engineering News-Record's Top 225 International Design Firms list and seventh in transportation. Laurent Germain, Egis Group CEO, said the rebrand strengthens their US market position and enables them to leverage their global network to address complex client challenges.

PR Newswire
Feb 13th, 2026
Lochner appoints Karen Wiemelt to board with 35 years of nuclear and energy leadership

Lochner, an Egis Group company, has appointed Karen Wiemelt to its Board of Directors. Wiemelt brings over 35 years of leadership experience in the nuclear and energy sectors, with expertise in programme management, environmental remediation and strategic planning. Wiemelt previously served as Senior Vice President and General Manager at Jacobs, where she led the company's global Energy, Security and Technology business unit. In that role, she managed a portfolio exceeding $1.5 billion in annual revenue and over 8,000 employees worldwide. She has also served on numerous industry and corporate boards. Founded in 1944, Lochner merged with Egis Group in July 2025, positioning it as the cornerstone of Egis' US growth strategy. Wiemelt holds a Bachelor of Science degree in Chemical Engineering from the Colorado School of Mines.

PR Newswire
Nov 24th, 2025
Egis Acquires Colorado-Based RockSol Consulting Group

CHICAGO, Nov. 24, 2025 /PRNewswire/ -- Egis, a global leader in architecture, consulting, construction engineering, operations, and mobility services, has acquired RockSol Consulting Group, Inc., a Colorado-based transportation infrastructure firm specializing in engineering, planning, environmental compliance, design, construction management, inspection, and materials testing. The acquisition strengthens Egis' transportation market position in the fast-growing Mountain States and West region of the U.S. Founded in 1996 and headquartered in Thornton, Colorado, RockSol is known for the highest standard of reliability and quality in delivering highway, bridge, transit, and public works projects that enhance safety, preserve environmental resources, and improve communities. With more than 240 employees, RockSol serves municipalities, counties, state Departments of Transportation, and federal civilian agencies throughout the Western U.S. "We warmly welcome President and Founder Saeid Saeb and our new colleagues from RockSol," said Terry Ruhl, Chief Executive Officer of Egis in the U.S

Newswire
Sep 16th, 2025
Egis Acquires Ecometrix, Bolstering Environmental and Water Capabilities in Canada

/CNW/ - Egis, a global leader in architecture, consulting, construction engineering, operations and mobility services, has acquired Ecometrix, a leading...

Business Wire
Jul 7th, 2025
Tikehau Capital Raises €1 Billion to Support Egis’ Next Phase of Growth, With Backing From an Apollo S3 / ADIA Consortium and Neuberger Berman as Co-Lead Investors

Regulatory News: Tikehau Capital (Paris:TKO), the global alternative asset manager, announces a capital raise for its portfolio company Egis, reaffirming its...