Updated May 22, 2026

23 open positions

mechanical design Jobs with a Great Work-Life Balance

Browse 23+ mechanical design jobs at companies offering 9-day fortnights and flex Fridays—full pay and a better work-life balance. 11 new this week.

Hiring companies include L3Harris Technologies, CHAOS Industries, and Stanley Consultants. Schedules on offer include 9-day fortnights, flex Fridays, and unlimited PTO.

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23 Jobs Found

Senior Engineer - Mechanical (Data Centres)

Ethos Engineering

HybridDublin, Ireland

9 day fortnight

Senior Engineer - Mechanical U.K (Data Centres)

Ethos Engineering

HybridBirmingham, UK

9 day fortnight

Senior Associate, Mechanical Design Engineer

L3Harris Technologies

OnsiteHuntsville, USA

9 day fortnight

Senior Associate, Mechanical Engineering

L3Harris Technologies

HybridOttawa, Canada

9 day fortnight$71k - $121k

Senior Specialist, Mechanical Engineer – Design

L3Harris Technologies

OnsiteHuntsville, USA

9 day fortnight

Senior Mechanical Designer

Oak Ridge National Laboratory

HybridOak Ridge, USA

9 day fortnight

Principal Mechanical Engineer

CHAOS Industries

OnsiteHawthorne, USA

5 day weekFlex Fridays

Mechanical Engineer - Power Generation

1mo

Stanley Consultants

HybridMuscatine, USA

9 day fortnight

Mechanical Engineer - Facilities Design

1mo

Stanley Consultants

HybridMuscatine, USA

9 day fortnight

Mechanical Engineer - Facilities Design

1mo

Stanley Consultants

HybridMinneapolis, USA

9 day fortnight

Test Equipment Design Engineer - Effectors

12d

CHAOS Industries

OnsiteHawthorne, USA

5 day weekFlex Fridays

Senior Principal Mechanical Engineer, Platform Integration

12d

CHAOS Industries

OnsiteHawthorne, USA

5 day weekFlex Fridays

Senior Mechanical Engineer

1mo

General Dynamics UK

HybridHastings, UK

9 day fortnight£42k - £55k

Mechanical Engineer, Product Design

12d

Sesame

OnsiteBellevue or San Francisco

5 day weekUnlimited PTO

Sr. Propulsion Engineer

12d

Venus Aerospace

OnsiteHouston, USA

5 day weekUnlimited PTO

Mechatronics Engineer

12d

Arbor Energy

OnsiteEl Segundo, USA

5 day weekUnlimited PTO

Design Engineer (Combustion Devices)

12d

Arbor Energy

OnsiteEl Segundo, USA

5 day weekUnlimited PTO

Scientist, Mechanical Engineer - Composite Case Design

L3Harris Technologies

OnsiteHuntsville, USA

9 day fortnight

Sr. Specialist, Mechanical Engineer

L3Harris Technologies

OnsiteCamden, USA

9 day fortnight

Sr. Associate, Mechanical Engineer

L3Harris Technologies

OnsiteCamden, USA

9 day fortnight

Search all 23 jobs

How we curate this list

We track companies that publicly offer reduced-hours schedules — 4-day weeks, 9-day fortnights, half-day Fridays, and more. This page refreshes daily; companies that drop the policy are removed. Read about our editorial standards →

Last reviewed: May 22, 2026

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Frequently asked questions

Everything you need to know about 4-day week jobs

Employers hiring for Mechanical Design on this page include L3Harris Technologies, CHAOS Industries, and Stanley Consultants. Mechanical Design roles appear most frequently in engineering, data, and platform teams at companies that have adopted a reduced-hours schedule. Each listing indicates the seniority level and whether Mechanical Design is a primary requirement or one of several preferred skills — expand any role above to see the full stack and responsibilities.

Mechanical Design roles span the full seniority range — we list 23 open roles requiring Mechanical Design across entry-level, mid-level, senior, lead, and staff/principal positions. Senior and above tend to dominate because employers offering reduced-hours schedules often lean toward experienced individual contributors who can deliver consistently in fewer hours. Filter by level in the sidebar to narrow the list above.

Lead with measurable outcomes over time spent — Mechanical Design hiring managers at reduced-hours companies care about delivered value, not hours worked. Highlight projects where you shipped at a steady cadence, collaborated asynchronously, or reduced engineering toil through automation or tooling. Include concrete metrics (latency improvements, adoption numbers, cost reductions) rather than vague duty descriptions. Expand listings above to see the exact framing each employer uses in their job descriptions.

Yes — companies listed on 4dayweek.io commit to full salary parity regardless of schedule. Mechanical Design roles in tech and data typically command premium rates at both reduced-hours and traditional employers. Specific ranges depend on seniority, location, and the specific sub-specialty (e.g. backend vs frontend, infra vs ML). Individual listings above show exact bands where the employer publishes them.

Depends on the role, but Mechanical Design candidates who also demonstrate async communication, clean documentation, and cross-functional collaboration are typically strong fits for reduced-hours employers — those companies rely on written-first communication and high-context handoffs to operate on a compressed schedule. Technical-adjacent skills vary by stack. Browse the top skills shown in the sidebar to see which tags co-occur most often with Mechanical Design on current listings.

Showing 1-20 of 23 jobs

mechanical design Jobs with a Great Work-Life Balance

Browse 23+ mechanical design jobs at companies offering 9-day fortnights and flex Fridays—full pay and a better work-life balance. 11 new this week.

23 Jobs Found

How we curate this list

Frequently asked questions

23 Jobs Found

How we curate this list

Frequently asked questions

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