100 years and 54 days since the five-day weekRead the story

100yrs:54days:5hrs:56min:23secsince the 5-day work week began –It's time for a 4 day weekRead the Full Story →

Updated June 24, 2026

20 open positions

Trade Studies Jobs with a Great Work-Life Balance

Browse 20+ trade studies jobs at companies offering 9-day fortnights and unlimited PTO—full pay and a better work-life balance. 7 new this week.

Hiring companies include L3Harris Technologies, Boeing, and The Aerospace Corporation. Schedules on offer include 9-day fortnights and unlimited PTO.

20

Jobs

7

New This Week

6+

Companies

Updated Daily

Trusted by 350+ companies offering reduced work schedules

20 Jobs Found

Sr. Specialist, Mechanical Engineer

3h

L3Harris Technologies

OnsiteNashville, USA

9 day fortnight

Senior Specialist, Systems Engineer

3h

L3Harris Technologies

HybridNashville, USA

9 day fortnight

Electronic Warfare, Systems Engineering Lead

1d

L3Harris Technologies

OnsiteClifton or Amityville

9 day fortnight

DSP Algorithms Engineer

8d

OnsiteEl Segundo, USA

9 day fortnight

DSP Algorithms Engineer

8d

OnsiteEl Segundo, USA

9 day fortnight

DSP Algorithms Engineer

8d

OnsiteEl Segundo, USA

9 day fortnight

Aerodynamics Engineer

5d

CHAOS Industries

OnsiteEl Segundo, USA

5 day weekUnlimited PTO

Space System Architecture Capability Lead

9d

The Aerospace Corporation

HybridEl Segundo, USA

9 day fortnight

Space System Architect Engineer / Senior Space System Architect Engineer

9d

The Aerospace Corporation

HybridEl Segundo, USA

9 day fortnight

Space Enterprise Optimization Specialist

9d

The Aerospace Corporation

HybridEl Segundo, USA

9 day fortnight

Modeling & Simulation Engineer II/III

29d

HybridWilmington, USA

9 day fortnight

Senior Structural Analysis Engineer

1mo

OnsiteGreensboro, USA

5 day weekUnlimited PTO

Senior EWIS Wiring Engineer

1mo

OnsiteLong Beach, USA

5 day weekUnlimited PTO

Propulsion Architect

1mo

OnsiteLong Beach, USA

5 day weekUnlimited PTO

Senior Scientist, Systems Engineer - Mission Solution Architect

4d

L3Harris Technologies

HybridMelbourne, USA

9 day fortnight

Systems Engineer

4d

L3Harris Technologies

OnsiteMillersville, USA

9 day fortnight

Lead Systems Engineer

4d

L3Harris Technologies

OnsiteMillersville, USA

9 day fortnight

Mechanical Product Design and Analysis Engineer

22d

OnsiteEl Segundo, USA

9 day fortnight

Subject Matter Expert Electronics Design and Analysis Engineer (Electronic Packaging Design)

29d

OnsiteEl Segundo, USA

9 day fortnight

Senior RF Analyst

1mo

The Aerospace Corporation

HybridChantilly, USA

9 day fortnight

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: June 24, 2026

Got questions?

Frequently asked questions

Everything you need to know about 4-day week jobs

Employers hiring for Trade Studies on this page include L3Harris Technologies, Boeing, and The Aerospace Corporation. Trade Studies 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 Trade Studies is a primary requirement or one of several preferred skills — expand any role above to see the full stack and responsibilities.

Trade Studies roles span the full seniority range — we list 20 open roles requiring Trade Studies 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 — Trade Studies 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. Trade Studies 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 Trade Studies 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 Trade Studies on current listings.