Roy Keane offers a telling clue as Celtic manager speculation gathers pace.

Roy Keane has provided an intriguing update on his managerial future at a time when his name is once again being mentioned in connection with Celtic.

The former Celtic midfielder has admitted that the possibility of returning to management remains somewhere in his mind, although he stopped short of suggesting that he is actively searching for another job in the dugout.

Keane was recently seen at Celtic Park, and his appearance naturally generated plenty of discussion because of the questions surrounding Martin O’Neill’s longer-term position as Celtic manager.

There has been no confirmation that Celtic have contacted Keane about the managerial position, nor has there been any suggestion from the club that his visit to Parkhead was connected to a possible appointment.

Nevertheless, comments made by the former Manchester United captain on Saturday are certain to fuel further speculation among Celtic supporters.

During a Sky Sports Premier League A-Z interview with Micah Richards, Keane was asked whether he could imagine himself returning to management.

The 55-year-old acknowledged that the thought still occasionally crosses his mind when he watches football.

Roy Keane (credit @WeAreTheOverlap)

Keane explained that there are times during weekends when he watches certain teams and believes he could potentially step into the dugout and make a difference.

However, he made it clear that those thoughts tend to arrive while he is watching matches rather than during the working week, when the realities of being a football manager become much more obvious.

Keane joked about enjoying a quieter routine away from football management, describing the contrast between watching games at the weekend and seeing managers dealing with the pressures of their jobs throughout the week.

He referred to managers travelling up and down motorways and dealing with the constant stress associated with the position.

Despite those reservations, Keane admitted that the desire to manage has not completely disappeared.

He suggested that there is still something inside him that could potentially draw him back into coaching, describing it as though the pilot light remains switched on.

That admission is likely to attract particular attention from Celtic supporters given Keane’s history with the club and his name being mentioned whenever questions arise about the future of the manager’s position.

When Richards pushed the issue further and asked what Keane might do if the right club contacted him, the former midfielder refused to close the door.

His response suggested that he would at least consider an opportunity if the circumstances were suitable.

Keane also explained that his football-watching habits have remained heavily influenced by his experience as a manager.

Even when he is watching matches as a pundit, he said he naturally analyses what is happening from the perspective of someone responsible for a team.

That mindset appears to have remained with him despite his lengthy period away from full-time management.

However, Keane was equally keen to stress that considering a return and actually taking another job are two very different things.

He acknowledged that the practical realities involved in becoming a manager again could quickly change his thinking.

Contracts, staffing arrangements and the broader logistics surrounding a managerial position can make the decision much more complicated than simply deciding that he wants another opportunity.

Keane revealed that he has received opportunities during the last few years, suggesting that a return to management has not been completely unrealistic.

Yet, despite those chances, he has ultimately chosen not to take the plunge.

His comments indicate that the decision is not simply about whether he misses being involved in management. There are other considerations that can make the prospect less appealing once the realities of the role are examined.

At times, Keane admitted, he has essentially told himself that it may be better to continue with what he is already doing.

That explains why his latest comments should not necessarily be interpreted as confirmation that he is preparing to return to management.

Instead, Keane appears to have acknowledged that the possibility remains open under the right circumstances.

His connection with Celtic makes the situation particularly interesting.

Keane spent the final stage of his playing career at Celtic and remains a well-known figure among supporters. His time at Parkhead ensured that he developed a strong association with the club, and his name has previously surfaced in discussions about the Celtic managerial position.

That history means any suggestion that Keane could potentially return to management will naturally be linked to Celtic whenever uncertainty surrounds the club’s dugout.

However, there is currently nothing concrete connecting him to the position.

There has been no confirmed approach from Celtic and no indication that the club has made Keane a candidate for the job.

His appearance at Celtic Park therefore remains just that: an appearance, rather than evidence of negotiations or an imminent managerial change.

The timing of his comments, though, ensures that speculation is likely to continue.

Celtic supporters are already interested in what comes next for Martin O’Neill, particularly with questions surrounding the manager’s longer-term future.

Against that background, Keane’s admission that the desire to manage has not disappeared completely provides another talking point.

The former midfielder was also asked by Richards whether he should give management another opportunity before permanently moving away from that chapter of his career.

Keane’s answer was brief but significant.

Rather than dismissing the suggestion outright, he simply indicated that he would think about it.

That response leaves the door slightly open.

It does not mean Keane has decided to return, nor does it confirm that he is considering the Celtic job. Instead, it reflects the uncertainty he himself described during the interview.

There appears to be a tension between the appeal of being back in the dugout and the demanding reality that comes with the position.

Keane clearly still sees football through a manager’s eyes, and there are occasions when watching matches makes him believe he could contribute again.

At the same time, he remembers the pressures, travel, staffing complications and contractual issues that come with the role.

For Celtic supporters, that distinction will be important.

Keane’s latest remarks should therefore be viewed as an indication that management remains a possibility rather than evidence of an imminent appointment.

His visit to Celtic Park and his comments about the “pilot light” being on are likely to keep the conversation alive, particularly while uncertainty remains over O’Neill’s longer-term position.

For now, Keane remains a pundit rather than a manager, and there is no confirmed indication that Celtic are preparing to appoint him.

What his latest interview does establish is that he has not completely ruled out another managerial chapter.

If the right opportunity eventually arrives, Keane appears willing to at least listen.

Whether that opportunity comes at Celtic or anywhere else remains unknown.

For the moment, the former Hoops midfielder has simply left the door open, giving supporters plenty to discuss without providing a definitive answer about what his next move might be.