Extra shifts, ad-hoc tasks and informal cover can add up, resulting in a hidden strain that endangers wellbeing. How can HR help leaders and managers recognise and address the silent workload before it leads to burnout?

Leaders and managers often assess workforce health through headcount, turnover, absences and engagement. These indicators matter, but they do not show how work is carried out. That gap is where silent workload accumulates, and where management decisions, or the absence of them, start to matter.

Take a hospital ward during a vacancy freeze. Nurses cover supplementary shifts, mentor new starters between patients and close handover gaps to keep care safe. None of this work is assigned, reviewed or time-bound. All of it consumes capacity. What looks like commitment is often an unowned workload.

Risk concentrates quickly. High performers take on more because they can. Minor adjustments harden into expectations. Energy drops before engagement scores move. By the time turnover rises, the signal arrives late.

HR faces a choice. Treat workload distribution as a design issue early or respond after burnout surfaces. Early action costs attention. Delay costs talent.

The silent workload grows when essential work sits outside formal roles, planning or funding. Leaders do not assign it, measure it or revisit it. Capable employees absorb the gap, and informal fixes replace deliberate capacity decisions. The longer this persists, the harder it becomes to unwind.

When organisations fail to surface and rebalance this work, teams strain. Trust weakens. Collaboration frays. What appears to be a workforce problem is usually a management blind spot. That is where HR intervention carries the most leverage.

Recognising the signs of a silent workload

Silent workloads rarely appear in reports. Leaders have to learn how to read the patterns around them. This could look like:

• Unplanned absences rising in teams already stretched. 
• Engagement scores holding, but comments pointing to pressure. 
• Output remaining high while energy appears to drop. 

When employees remain silent, especially high performers, risks and strain can go unnoticed, unless leaders actively observe and understand the reasons behind that silence and intervene when necessary. 

Leaders should go beyond just reviewing data by also observing employee behaviours and asking:

• “Who is carrying extra load, and how is it affecting them?”

• “What work would struggle if certain employees stepped away?”

• “Which tasks exist only because someone quietly makes them work?”

“Leaders often expect flexibility to appear when needed, but it usually comes from the same reliable individuals.”

Four ways leaders can manage silent workloads

Addressing the silent workload does not require tracking every unseen task. Effective leaders and managers make extra effort visible so it can be discussed, shared, and managed fairly. 

HR practitioners can guide managers from awareness to action by providing formal frameworks and prompts that encourage reflection on daily responsibilities that go unnoticed. 

HR can support effective implementation by working closely with managers to determine areas that shape daily workloads and addressing barriers to improvement. 

This could include facilitating sessions that help managers document and analyse core tasks to inform practical interventions. By doing so, HR empowers managers to take anticipatory steps to manage workload challenges.

Other supports include:

1. Building psychosocial safety into workload conversations

Psychosocial safety grows when employees know that discussing capacity is expected and not something they will be judged for.

Leaders and managers can normalise these conversations by regularly asking about workload pressure and tasks absorbed outside their normal remit, rather than focusing only on outputs.

Simple routines, such as ending meetings with questions about any additional work, help surface silent workloads early. HR can support this by coaching managers to treat workload concerns as operational issues, not personal weaknesses, thereby decreasing the probability that high performers carry pressure in silence.

2. Make invisible effort visible in data and dialogue

Vacancy figures alone rarely provide the whole picture. Leaders gain better insight by reviewing them with overtime, temporary staffing and unplanned absences to identify where gaps are absorbed.

Performance discussions should also recognise informal contributions such as mentoring, coordination or cultural leadership. Accepting these efforts prevents them from becoming permanent, invisible parts of a role and permits leaders to manage workload intentionally.

3. Build flexibility into planning, not goodwill into expectations 

Silent workload increases most in teams operating at full capacity without a buffer. Leaders often expect flexibility to appear when needed, but it usually comes from the same reliable individuals.

HR can help managers build flexibility into workforce planning by establishing distinct triggers for temporary support, rotating responsibilities that tend to fall on one person, and setting time limits on extra duties so they are regularly reviewed.

4. Recognise and redistribute before effort becomes entitlement

Recognition needs to lead to action, not just appreciation. When employees consistently take on extra responsibilities, leaders should determine whether that work should stop, shift, or be formally resourced.

HR can coach managers to pair recognition with redistribution or development opportunities, lessening the risk that high performers become long-term solutions to wider resourcing or design gaps.

Taken together, these practices help leaders intervene earlier, protect high performers, and prevent silent workload from undermining wellbeing, trust, and sustainable performance.

Shifting the leadership mindset

Workforce wellbeing relies not only on data but also on how leaders observe, discuss and address issues affecting their teams, underscoring the importance of management going beyond numbers to focus on employee wellbeing. 

Carrying extra work does not demonstrate dedication; it signals risk. Relying on the most capable employees to handle pressure increases the risk of burnout and loss of key talent.

Leaders and managers who identify where extra effort accumulates and actively redistribute it protect organisational performance, individual wellbeing, and long-term capability. 

To drive lasting improvement, leaders should implement regular reviews of workload distribution and create structured opportunities for employees to discuss and rebalance responsibilities. Enacting these approaches builds an environment of teamwork and safeguards the organisation’s talent.

Darren Shearer is Director of Workforce Analytics and Reporting at Queensland Department of Education.

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