In need of different leaders Defence Is Not a Normal Growth Market 

A guest post by Stefan Diemer, Partner, DHR Global 4 min Reading Time

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Defence companies are hiring beyond their traditional talent pools. But leaders who succeed in automotive, aerospace or energy do not automatically succeed in defence. 

(Source:  Military_Material on Pixabay)
(Source: Military_Material on Pixabay)

The defence sector plays by different rules—shaped by governments, regulation, geopolitics and unusually long decision cycles.

Defence companies are looking beyond their traditional talent pools as they scale. Automotive, aerospace, energy and high-tech offer experienced leaders—but importing skills is easier than importing successful leadership. In defence, commercial decisions collide with geopolitics, regulation and national security. That changes who can lead successfully.

In defence, there is rarely just one customer

Automotive executives are accustomed to decisions shaped largely by cost, competition, product quality, market demand and operational performance. Defence introduces a different set of actors: governments, ministries, procurement authorities, military users and regulators. Export controls, security requirements and national interests add further complexity.

Defence executives must therefore do more than optimise operations. They need to reconcile competing interests, understand when regulation sets the pace and recognise when a commercial decision is also a political one. That requires political judgement, negotiation skills and exceptional stakeholder management.

Strategy meets geopolitical reality

Changes of government, conflicts, alliance decisions, budget shifts or export restrictions can fundamentally alter the conditions in which defence businesses operate. In defence, strategy is never entirely yours to control. That is why leadership matters most when the playbook stops working.

Executives must remain effective when assumptions change: think in scenarios, decide with incomplete information and recognise which geopolitical shifts affect customers, programmes, supply chains, investments or partnerships. Geopolitical awareness is therefore not an optional skill in defence—it is part of strategic leadership.

Regulation is part of the strategy

In defence, regulation is more than a compliance matter. Procurement rules, export regimes, security requirements and government approvals can shape market access, partnerships and programme timelines.

Regulatory literacy therefore cannot sit entirely with legal or compliance teams. Senior leaders need enough command of the regulatory landscape to recognise when strategic options change. Strong defence executives do not see regulation merely as a constraint; they understand it as one of the forces shaping the business itself.

Some decisions outlast the leader

Defence programmes can run for many years and involve upgrades, maintenance, supplier commitments and long-term spare-parts availability.

These decisions rarely end with the person who made them. Leaders must therefore weigh two imperatives at once: the urgency to act today and the responsibility for choices that will shape programmes, supplier relationships and partnerships for years to come.

What can other industries contribute?

Recruiting from outside defence can provide exactly the capabilities needed for transformation—if the background fits the mandate. Automotive leaders bring expertise in scaling, industrialsation, operational excellence and global supply chains. But that experience alone does not prepare executives for state procurement, politically influenced programmes or long decision horizons.

For roles centred on government relations, procurement or military requirements, deep sector knowledge remains difficult to substitute. One distinction is especially important: having managed through a transformation is not the same as having led one. What matters is not whether candidates have witnessed disruption, but what they actually did when the operating model came under pressure.

Different adjacent sectors contribute different strengths. Aerospace leaders may be well prepared for safety-critical systems, international programmes, state-linked customers, certification requirements and long product lifecycles. Energy and critical infrastructure leaders, by contrast, often bring experience with regulation, political scrutiny and long investment horizons. The right source of talent depends on the strategic challenge: scaling production requires a different leadership profile from managing a long-term international programme or building a new technology platform.

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A title tells you where someone sat—not how they led

Rigorous assessment matters because a senior title or prestigious employer does not predict future performance. A title tells you where someone sat. It does not tell you how they led when things went wrong.

The better question is whether the executive created success—or merely succeeded within a system that was already working. Companies should look for patterns, not positions: Has the person genuinely led transformation? How did they respond when the original plan failed? How did they handle resistance, pressure and unfamiliar stakeholders?

A strong candidate therefore needs more than a credible track record. Companies should assess the full leadership profile: proven results, hands-on transformation experience, adaptability, stakeholder management and learning agility. What matters is not any single credential, but how these capabilities come together under pressure.

Hire for the environment, not the industry label

Stefan Diemer is Partner at DHR Global in Munich and has more than 30 years of experience in executive search. He specialises in filling senior leadership and key positions for mid-sized, owner-managed companies as well as large corporations, boards, and private equity-backed organisations. Diemer studied psychology and computer science at Saarland University, with a focus on organisational psychology and assessment.(Source:  DHR Global)
Stefan Diemer is Partner at DHR Global in Munich and has more than 30 years of experience in executive search. He specialises in filling senior leadership and key positions for mid-sized, owner-managed companies as well as large corporations, boards, and private equity-backed organisations. Diemer studied psychology and computer science at Saarland University, with a focus on organisational psychology and assessment.
(Source: DHR Global)

Defence companies are not simply competing for sector specialists. They need leaders who can deliver when conditions are uncertain, stakeholders are political and decision cycles are long. Boards should therefore test more than industry familiarity. They should ask whether a leadership model that worked elsewhere will still work when governments are customers, regulation shapes strategy and geopolitics can change the rules overnight. The next generation of defence leaders should be selected for the environment they can navigate—not merely the industry on their CV.